Conferences

2019

Chattopadhyay, A., Cotto-Figueroa, “On the Strength of the Aba Panu (L3) Meteorite: Implications for Hazard Mitigation,” EPSC-DPS Joint Meeting, 2019.

Skinner, T., Datta, S., Chattopadhyay, A., and Hall, A., “Planar Biaxial Fatigue Damage in Carbon Fiber Composites,” 19th International Conference on New Trends in Fatigue and Fracture, Tucson, AZ, USA, October 8-10, 2019.

Singh, A., Datta, S., Chattopadhyay, A., Riddick, J., and Hall, A., “Fatigue Damage In AL – 7075 Alloy Under Multiaxial Mixed Mode Bending-Torsional Loading,” 19th International Conference on New Trends in Fatigue and Fracture, Tucson, AZ, USA, October 8-10, 2019.

Rai, A., Skinner, T., and Chattopadhyay, A., “A Parallelized Generalized Method of Cells Framework for Multiscale Studies of Composite Materials,” in International Mechanical Engineering Congress and Exposition, Salt Lake City, UT, 2019.

Lee, H. and Chattopadhyay, A., “Health Monitoring Framework for Aircraft Engine System Using Deep Neural Network,” 11th Annual Conference of the Prognosis & Health Management (PHM) Society, Scottsdale, Arizona, USA, September 2019.

Venkatesan, K., Chattopadhyay, A., “Computational Multiscale Analysis for Interlaminar Reinforcement of Composites Laminates with Radially Grown Carbon Nanotube Architecture” Simulation and Computational Modeling (ICME), SAMPE 2019 Technical Committee, Charlotte, North Carolina, May 20 – 23, 2019.

Schichtel, J., Chattopadhyay, A., “Temperature-Dependent Mechanical Response of Carbon Nanotube Reinforced Epoxy Nanocomposites: An Atomistic Simulation Study” Simulation and Computational Modeling (ICME), SAMPE 2019 Technical Committee, Charlotte, North Carolina, May 20 – 23, 2019.

Ikram, J., Chattopadhyay, A., Li, G., Papandreou-Suppappola, A., “Guided Wave Based Detection and Analysis of Defects In Integrated Circuit Packages Using Dispersion Dependent Matching Pursuit Decomposition,” SPIE Smart Structures + Nondestructive Evaluation 2019 Denver, Colorado, USA. March 2019.

Lee, H., Li, G., Rai, A., & Chattopadhyay, A. “Anomaly Detection of Aircraft System using Kernel-based Learning Algorithm.” In AIAA SciTech 2019 Forum (p. 1224). San Diego, California, USA. January 2019.

2018

Gunckel, R., Chattopadhyay, A., Dai, L., Koo, B., Nofen, E., “Stress-Sensing Thermoset Polymer Networks via Grafted Cinnamoyl Mechanophores in Epoxy” American Institute of Chemical Engineerings (AIChE), Pittsburgh, Pennsylvania, USA. October 2018.

Koo, B., Miller, J., Gunkel, R., Chattopadhyay, A., & Dai, L. “In-situ Damage Precursor Detection in Fiber Reinforced Composites Using Mechanochemical Materials.” In 33rd Annual Technical Conference of the American Society for Composites, Seattle, Washington, USA. (September 2018).

Koo, B., Gunckel, R., Chattopadhyay, A., & Dai, L.“Molecular Dynamics Study for Self-Sensing/Self-Healing Materials to Simulate Damage Detection and Repair in Thermoset Polymer Matrix.” In 33rd Annual Technical Conference of the American Society for Composites, Seattle, Washington, USA. (September 2018).

Rai, A., Chattopadhyay, A., “Multiscale Modeling of Bonded T-Joints using Atomistically Informed Method of Cells” In 33rd Annual Technical Conference of the American Society for Composites, Seattle, Washington, USA. 2018.

Sorini, C., Chattopadhyay, A., Goldberg, R.K., “Multiscale Modeling of the Impact Response of Triaxially Braided Polymer Matrix Composites, Including Effects of Adiabatic Heating”. In 33rd Annual Technical Conference of the American Society for Composites, Seattle, Washington, USA.  2018.

Venkatesan, K.R., Subramanian, N.., Chattopadhyay., A. “Atomistically informed continuum modeling of damage mechanisms in radially-grown CNT nanocomposites”, In 33rd Annual Technical Conference of the American Society for Composites, Seattle, Washington, USA.  2018.

Sorini, C., Chattopadhyay, A., Goldberg, R.K., “Computational Modeling of Adiabatic Heating in Triaxially Braided Polymer Matrix Composites Subjected to Impact Loading via a Subcell Based Approach”. In 15th LS_DYNA International Conference & Users Meeting, 2018.

Li, G., Neerukatti, R.K., Rajadas, A., Chattopadhyay, A. & Huff, D.W., “A Non-destructive Evaluation and Structural Health Monitoring Framework for X-COR Sandwich Composite”, In Annual Forum Proceedings-American Helicopter Society, 2018.

Sorini, C., Chattopadhyay A., Goldberg, R.K., “Effects of Adiabatic Heating on the High Strain Rate Deformation Response of Triaxially Braided Polymer Matrix Composites.”  American Society of Civil Engineers- Earth & Space, Cleveland, Ohio. 2018.

Lee, H., Li, G., Rai. A., Rajadas, A. and Chattopadhyay, A., “A Semi-Supervised Approach for Real-Time Aircraft Anomaly Detection,” European Workshop on Structural Health Monitoring.” July 2018.

Subramanian, N., Koo, B., and Chattopadhyay, A., “Molecular Dynamics Simulations for the Analysis of Nano-engineered Fuzzy Fiber Composites,” 59th AIAA/ASME/ASCE/AHS/ ASC Structures, Structural Dynamics, and Materials Conference, Kissimmee, Florida, January 2018.

Yekani Fard, M., Raji, B., Padilla, M., Woodward, J., Oramas, M., and Chattopadhyay, A., “Fracture Properties of Seamless and Stitch-bonded Carbon Fiber Plates and Tube Type Structures,” 59th AIAA/ASME/ASCE/AHS/ ASC Structures, Structural Dynamics, and Materials Conference, Kissimmee, Florida, January 2018.

Yekani Fard, M., Raji, B., Woodward, J., Oramas, M., Padilla, M., and Chattopadhyay, A., “Damage Initiation and Propagation in Composite Tubes,” 59th AIAA/ASME/ASCE/AHS/ ASC Structures, Structural Dynamics, and Materials Conference, Kissimmee, Florida, January 2018.

Datta, S., and Chattopadhyay, A., “Micromechanisms Governing Crack Propagation in Al 7075 under In-plane Biaxial Fatigue with Single Overloads,” 59th AIAA/ASME/ASCE/AHS/ ASC Structures, Structural Dynamics, and Materials Conference, Kissimmee, Florida, January 2018.

2017

Rai, A., Datta, S., Chattopadhyay, A. and Lopez, C., “Reinforcement of Composite Joint Interface Using Nanomaterials,” Proc., International Mechanical Engineering Congress and Exposition (IMECE), Tampa, FL, November 2017.

Sorini, C, Chattopadhyay, A., and Goldberg, R. K., “Effects of Adiabatic Heating on the High Strain Rate Deformation of Polymer Matrix Composites,” Proc., 32st Annual Conference of the American Society of Composites (ASC), West Lafayette, Indiana, September 2017.

Li, G., Rajadas, A., Chattopadhyay, A. and Huff, D. W., “A Reference-Free Guided Wave Based Damage Localization Approach for Highly Dispersive Structures,” Proc. of the 11th International Workshop on Structural Health Monitoring, September 2017.

Ikram, J., Li, G., Neerukatti, R., and Chattopadhyay, A., “Ultrasonic guided wave inspection and characterization of integrated circuit packages with delamination,” Proc. of the 11th International Workshop on Structural Health Monitoring, September 2017.

Koo, B., Gunckel, R., Chattopadhyay, A., and Dai, L., Parametric Study for Dimeric Anthracene-based Mechanophore-embedded Thermoset Polymer Matrix using Molecular Dynamics,” Proc. Material Research Society (MRS) Conference, Phoenix, AZ, April 2017.

Li, G., Neerukatti, R. K., Rajadas, A., Chattopadhyay, A., and Huff, D. W., “Guided Wave Based for Damage Assessment in X-COR Composite Sandwich Structures,” 58th AIAA/ASME/ASCE/AHS/ ASC Structures, Structural Dynamics, and Materials Conference, Grapevine, TX, January 2017.

2016

Yekani Fard, M., Raji, B., Padilla, M., Woodward, J., Oramas, M., and Chattopadhyay, A., “Characterization of Interlaminar Fracture Properties of Advanced Polymer Matrix Composites Interleaved with Buckypaper,” Proc., International Mechanical Engineering Congress and Exposition (IMECE), Phoenix, AZ, November 2016.

Yekani Fard, M., Raji, B., Woodward, J., and Chattopadhyay, A., “The Effects of In-service Induced Reduction of Bonding Quality on the Mode I, II, and I-II Fracture Toughness of CNT Nanocomposites,” Proc., International Mechanical Engineering Congress and Exposition (IMECE), Phoenix, AZ, November 2016.

Subramanian, N., Rai, A., and Chattopadhyay, A., “Characterization of Three-Constituent Interphase in CNT-Embedded Carbon Fiber Nanocomposites,” Proc., International mechanical engineering Congress and exposition (IMECE), Phoenix, AZ, November 2016.

Rai, A., Subramanian, N. and Chattopadhyay, A., “Multiscale Damage Analysis of CNT Nanocomposite using Atomistically Informed Continuum Damage Mechanics,” Proc., International Mechanical Engineering Congress & Exposition (IMECE), Phoenix, AZ, November 2016.

Neerukatti, R. K., Datta, S., Chattopadhyay, A., Iyyer, N., and Phan, N., “Characterization of Fatigue Crack Propagation under Complex Biaxial Loading,” Proc., International mechanical engineering Congress and exposition (IMECE), Phoenix, AZ, November 2016.

Li, G., Neerukatti, R. K., and Chattopadhyay, A., “Fully Coupled Numerical Simulation for Wave Propagation in Composite Materials,” Proc., International mechanical engineering Congress and exposition (IMECE), Phoenix, AZ, November, 2016.

Datta, S.,Yekani Fard, M., and Chattopadhyay, A., “Fatigue Crack Growth Behavior of Hybrid Glass Fiber Laminates with Embedded Functionalized Carbon Nanotube Membranes,” Proc., International mechanical engineering Congress and exposition (IMECE), Phoenix, AZ, November 2016.

Koo, B., Chattopadhyay, A. and Dai, L., “Molecular Dynamics Study for Experimental Design Guideline of Dimeric Anthracene-based Mechanophore in the Thermoset Polymer Matrix,” Proc., 31st Annual Conference of the American Society of Composites (ASC), Williamsburg, VA, September 2016.

Rai, A., Subramanian, N., Koo, B. and Chattopadhyay, A., “Damage Analysis of Various CNT Architectures in Nanocomposites Using a Multiscale Approach,” Proc., 31st Annual Conference of the American Society of Composites (ASC), Williamsburg, VA, September 2016.

Rai, A., Subramanian, N., and Chattopadhyay, A., “Investigation of Piezo-Resistivity in CNT Nano-Composites under Damage.” SPIE Smart Structures and Materials & Nondestructive Evaluation and Health Monitoring, Las Vegas, NV, March 2016.

Quigley, E., Datta, S. and Chattopadhyay, A., “A Novel Methodology for Self-Healing at the Nanoscale in CNT/Epoxy Composites,” Proc., SPIE Smart Structures and Materials & Nondestructive Evaluation and Health Monitoring, Las Vegas, NV, March 2016.

Neerukatti, R.K., Rajadas, A., Borkowski, L., Chattopadhyay, A. and Huff, D., “A Hybrid Method for Damage Detection and Quantification in Advanced X-COR Composite Structures,” Proc., SPIE Smart Structures and Materials & Nondestructive Evaluation and Health Monitoring, Las Vegas, NV, March 2016.

2015

Koo, B., Nofen, E., Chattopadhyay, A. and Dai, L., “Multiscale Modeling and Characterization of Stress-Sensitive Mechanophore-Embedded Nancomposites,” Proc., 10th International Workshop on Structural Health Monitoring, Stanford, CA, September 2015.

Datta, S., Yekani Fard, M., Johnston, J., Quigley, E. and Chattopadhyay, A., “In-situ strain and damage sensing in glass fiber laminates using embedded CNT membranes,” Proc., 10th International Workshop on Structural Health Monitoring, Stanford, CA, September 2015.

 Bunget, G., Ghoshal, A., Pepi, M., Liu, Y., Chattopadhyay, A., Goff, A., and Friedersdorf, F., “Identification of Material Damage Precursors using Nonlinear Ultrasonics,” Proc., 51st AIAA/SAE/ASEE Joint Propulsion Conference , AIAA Propulsion and Energy Forum and Exposition 2015, Orlando, FL, July 2015.

 Johnston, J., Koo, B., Subramanian, N. and Chattopadhyay, A., “Implementation of a Molecular Interphase Model within a Multiscale Framework for Polymer Matrix Composites,” Proc., 20th ICCM Conference, Copenhagen, Denmark, 19–24 July 2015.

 Subramanian, N., Koo, B., Rai, A. and Chattopadhyay, A., “A Multiscale Damage Initiation Model for CNT-Enhanced Epoxy Polymer,” Proc., 20th ICCM Conference, Copenhagen, Denmark, 19–24 July, 2015.

 Neerukatti, R.K., Hensberry, K., Kovvali, N. and Chattopadhyay, A., “A hybrid model for damage localization and prognosis including temperature compensation,” Proc. Society for the Advancement of Material and Process Engineering, Baltimore, MD, May 2015.

 Zou, J., Liu, Y., Chattopadhyay, A. and Dai, L., “A Self-Sensing Fiber Reinforced Polymer Composite Using Mechanophore-Based Smart Polymer,” Proc., SPIE Behavior and Mechanics of Multifunctional Materials and Composites 2015, San Diego, CA, March 2015.

Johnston, J., Heitland, C. and Chattopadhyay, A., “Effect of Material Variability on Progressive Damage and Micromechanics of Composite Materials,” 56th AIAA/ASME/ASCE/AHS/ASC Structures, Structural Dynamics, and Materials Conference, AIAA Science and Technology Forum 2015, Kissimmee, FL, 5-9 January 2015.

Koo, B., Liu, Y., Chattopadhyay, A. and Dai, L., “Multiscale Modeling of a Mechanophore-embedded Nanocomposite for Damage Initiation Detection,” 56th AIAA/ASME/ASCE/AHS/ASC Structures, Structural Dynamics, and Materials Conference, AIAA Science and Technology Forum 2015, Kissimmee, FL, 5-9 January 2015.

Subramanian, N., Zhang, J., Koo, B. and Chattopadhyay, A., “A Multiscale Approach to Study the Behavior of CNT-Enhanced Nanocomposites,” 56th AIAA/ASME/ASCE/AHS/ASC Structures, Structural Dynamics, and Materials Conference, AIAA Science and Technology Forum 2015, Kissimmee, FL, 5-9 January 2015.

2014

Hasan, Z., Chattopadhyay, A., Liu, Y., Johnston, J. and Heitland, C., “Analytical and Experimental Investigation on the Use of Nanocomposites in Structural Level Components,” Proc., SAMPE Conference, Seattle, WA, June 2014.

Borkowski, L. and Chattopadhyay, A., “Electromagnetomechanical elastodynamic model for Lamb wave damage quantification in composites,” Proc. SPIE Smart Structures and Materials+Nondestructive Evaluation and Health Monitoring, International Society for Optics and Photonics, 2014.

 Zhang, J., Koo, B., Subramanian, N., Liu, Y. and Chattopadhyay, A., “Statistical Multiscale Modeling of Smart Polymer Materials Using a Spring-Bead Based Network Model,” Proc., AIAA Science and Technology Forum and Exposition, National Harbor, MD, January 2014.

 Borkowski, L., Liu, K.C. and Chattopadhyay, A., “Micromechanics Model to Link Microstructural Variability to Fiber Reinforced Composite Behavior,” Proc., 55th Structures, Structural Dynamics, and Materials (SDM) Conference, National Harbor, MA, January 2014.

2013

Yekani Fard, M., Raji, B. and Chattopadhyay, A., “Fracture Mechanics Based Total Fatigue Life Behavior for Stitch-Bonded Polymer Matrix Composites,” Proc., ASME 2013 International Mechanical Engineering Congress and Exposition, IMECE, San Diego, CA, November 2013.

Yekani Fard, M., Chattopadhyay, A. and Raji, B., “Environmental Effects on Flexural Over-Strength Factor of Epoxy Resin Materials,” Proc., ASME 2013 International Mechanical Engineering Congress and Exposition, IMECE, San Diego, California, November 2013.

Johnston, J. and Chattopadhyay, A., “Stochastic Multiscale Modeling and Damage Progression for Composite Materials,” Proc., International Mechanical Engineering Congress and Exposition, San Diego, CA, November 2013.

Hasan, Z. and Chattopadhyay, A., “Thermo-Mechanical Analysis of Structural Elements Incorporating Nanocomposites,” Proc., International Mechanical Engineering Congress and Exposition, San Diego, CA, November 2013.

Liu, Y., Rajadas, A. and Chattopadhyay, A., “Self-Sensing and Self-Healing of Low Velocity Impact Damage in Fiber Reinforced Composites,” Proc., ASME 2013 Conference on Smart Materials, Adaptive Structures and Intelligent Systems (SMASIS), Snowbird, UT, September 2013.

Johnston, J., Borkowski, L. and Chattopadhyay, A., “Uncertainty Quantification of Multiscale Composite Damage Initiation and Progression,” Proc., 9th International Workshop on Structural Health Monitoring, Stanford, CA, September 2013.

Kim, I., Yekani Fard, M. and Chattopadhyay, A., “Bridge Pier Scour Prediction by Multi-Objective Optimization Using the Genetic Algorithm,” Proc., 9th International Workshop on Structural Health Monitoring, Stanford, CA, September 2013.

Yekani Fard, M. and Chattopadhyay, A., “Flexural Over-Strength Factor for Epoxy Resin Materials,” Proc., 54th Structures, Structural Dynamics, and Materials Conference, Boston, MA, April 2013.

Yekani Fard, M., Raji, B., Sadat, M., Postelnicu, E. and Chattopadhyay, A., “Post-Fatigue and Fatigue Fracture Behavior of Stitch-Bonded Biaxial Carbon Epoxy Composites,” Proc., 54th AIAA/ASME/ASCE/AHS/ASC, Structures, Structural Dynamics, and Materials Conference and Co-located Events, Boston, MA, April 2013.

Yekani Fard, M., Sadat, M., Chattopadhyay, A. and Raji, B., “Study of Surface and Sub-Surface Damage Initiation and Propagation in Carbon Epoxy Composites,” Proc., 54th Structures, Structural Dynamics, and Materials Conference, Boston, MA, April 2013.

Hasan, Z.F., Chattopadhyay, A. and Liu, Y., “Effect of Viscoelastic Interface on the Behavior of Nanocomposites,” Proc., 54th Structures, Structural Dynamics, and Materials Conference, Boston, MA, April 2013.

Borkowski, L. and Chattopadhyay, A., “Ab Initio Micromechanics Based Multiscale Model of Woven Ceramic Matrix Composites,” Proc., 54th Structures, Structural Dynamics, and Materials Conference, Boston, MA, April 2013.

Liu, Y., Rajadas, A. and Chattopadhyay, A., “Self-Healing Nanocomposite Using Shape Memory Polymer and Carbon Nanotubes,” Proc., Smart Structures and Materials/NDE Conference, San Diego, CA, March 2013.

Borkowski, L., Liu, K.C. and Chattopadhyay, A., “Fully Coupled Electromechanical Elastodynamic Model for Guided Wave Propagation Analysis,” Proc., Smart Structures and Materials/NDE Conference, San Diego, CA, March 2013.

Neerukatti, R.K., Kim, I., Yekani Fard, M. and Chattopadhyay, A., “Prediction of Scour Depth Around Bridge Piers Using Gaussian Process,” Proc., Smart Structures and Materials/NDE Conference, San Diego, CA, March 2013.

2012

Zhang, J., Liu, K.C. and Chattopadhyay, A., “Fatigue Life Prediction under Biaxial FALSTAFF Loading Using Statistical Volume Element Based Multiscale Modeling,” Proc., ASME IMECE, Houston, TX, November, 2012.

Johnston, J., Liu, K.C. and Chattopadhyay, A., “Performance of Triaxially Braided Polymer Matrix Composites under Hot and Wet Conditions,” Proc., American Society of Composites Technical Conference, Arlington, TX, October 2012.

Hensberry, K., Kovvali, N., Liu, K.C., Chattopadhyay, A. and Papandreou-Suppappola, A., “Guided Wave Based Fatigue Crack Detection and Localization in Aluminum Aerospace Structures,” Proc., Smart Materials, Adaptive Structures and Intelligent Systems, Stone Mountain, GA, September 2012.

Neerukatti, R.K., Liu, K.C., Liu, Y. and Chattopadhyay, A., “Fatigue Life Prediction Using Hybrid Prognosis for Structural Health Monitoring,” Proc., AIAA Infotech @ Aerospace Conference, Garden Grove, Orange County, CA, June 2012.

Liu, K.C. and Chattopadhyay, A., “Strain Rate Dependent Multiscale Modeling of Woven Composites Including Material and Geometrical Nonlinearity,” Proc., 53rd Structures, Structural Dynamics, and Materials Conference, Honolulu, HI, April 2012.

Yekani Fard, M., Chattopadhyay, A. and Liu, Y., “Analytical and Statistical Approaches to Flexural Behavior for Epoxy Resin Materials,” Proc., 53rd Structures, Structural Dynamics, and Materials Conference, Honolulu, HI, April 2012.

Borkowski, L., Yekani Fard, M. and Chattopadhyay, A., “Modeling Lamb Wave Propagation for Damage Detection in a Complex Metallic Aerospace Structural Component,” Proc., 53rd Structures, Structural Dynamics, and Materials Conference, Honolulu, HI, April 2012.

Zhang, J., Liu, K. and Chattopadhyay, A., “A Statistical Volume Element Based Approach to Multiscale Modeling of Fatigue Crack Formation in AA 2024-T351,” Proc., 53rd Structures, Structural Dynamics, and Materials Conference, Honolulu, HI, April 2012.

Liu, Y., Yekani Fard, M. and Chattopadhyay, A., “A Statistical Approach to Investigate Temperature Effects on Guided Wave Based Structural Health Monitoring,” Proc., 53rd Structures, Structural Dynamics, and Materials Conference, Honolulu, HI, April 2012.

Liu, Y., Rajadas, A. and Chattopadhyay, A., “Autonomous Sensing of Composites with Carbon Nanotubes for Structural Health Monitoring,” Proceeding of SPIE, Smart Structures and Materials/NDE, March 11-15, San Diego, CA, USA, 2012.

2011

Vizzini, A.J., Liu, Y. and Chattopadhyay, A., “Damage Localization in a Stiffened Composite Panel Using Lamb Wave Based Tomography Approach,” Proc., Smart Materials, Adaptive Structures and Intelligent Systems, Scottsdale, AZ, September 2011.

Zhang, J., Liu, K., Luo, C. and Chattopadhyay, A., “A Study of Fatigue Life Prediction in Metallic Materials based on Statistical Volume Element,” Proc., Smart Materials, Adaptive Structures and Intelligent Systems, Scottsdale, AZ, September 2011.

Liu, K. and Chattopadhyay, A., “Unsupervised Guided Wave Based Damage Quantification in Composite Plates under a Varying Temperature Environment,” Proc., Smart Materials, Adaptive Structures and Intelligent Systems, Scottsdale, AZ, September 2011.

Liu, Y., Kim, S.B., Chattopadhyay, A. and Doyle, D., “Damage Localization in Complex Composite Panels Using Guided Wave Based Structural Health Monitoring System,” Proc., Smart Materials, Adaptive Structures and Intelligent Systems, Scottsdale, AZ, September 2011.

Borkowski, L. and Chattopadhyay, A., “A Multiscale Modeling Approach Integrating Doublet Mechanics for Improved Ultrasonic Wave Propagation Analysis,” Proc., Annual Conference of the Prognosis & Health Management (PHM) Society, Montreal, Quebec, Canada, September 2011.

Liu, K.C. and Chattopadhyay, A., “Strain Rate Dependent Response of Triaxially Braided Composites through the Multiscale Generalized Method of Cells,” Proc., 52nd AIAA/ASME/ASCE/AHS/ASC, Structures, Structural Dynamics, and Materials Conference, Denver, CO, April 2011.

Yekani Fard, M., Liu, Y. and Chattopadhyay, A., “Inverse Analysis of Constitutive Relation for Epoxy Resin Materials,” Proc., 52nd AIAA/ASME/ASCE/AHS/ASC, Structures, Structural Dynamics, and Materials Conference, Denver, CO, April 2011.

Moncada, A., Chattopadhyay, A., Bednarcyk, B. and Arnold, S.M., “Statistical Analysis of Microstructure Variability of Common Fiber Packing Arrangements,” Proc., 52nd AIAA/ASME/ASCE/AHS/ASC, Structures, Structural Dynamics, and Materials Conference, Denver, CO, April 2011.

Liu, Y., Yekani Fard, M., Kim, S.B., Chattopadhyay, A. and Doyle, D., “Structural Health Monitoring and Damage Detection in Composite Panels with Multiple Stiffeners,” Proc., 52nd AIAA/ASME/ASCE/AHS/ASC, Structures, Structural Dynamics, and Materials Conference, Denver, CO, April 2011.

Luo, C., Kim, S.B. and Chattopadhyay, A., “Damage Detection in Lug Joints Using Virtual Sensing Concept,” Proc., 52nd AIAA/ASME/ASCE/AHS/ASC, Structures, Structural Dynamics, and Materials Conference, Denver, CO, April 2011.

Zhou, W., Kovvali, N., Papandreou-Suppappola, A., Peralta, P. and Chattopadhyay, A., “Adaptive Measurement Selection for Progressive Damage Estimation,” Proc., Smart Structures and Materials/NDE Conference, San Diego, CA, March 2011.

Chakraborty, D., Kovvali, N., Papandreou-Suppappola, A. and Chattopadhyay, A., “Structural Damage Detection with Insufficient Data Using Transfer Learning Techniques,” Proc., Smart Structures and Materials/NDE Conference, San Diego, CA, March 2011.

Coelho, C.K., Kim, S.B. and Chattopadhyay, A., “Optimal Sensor Placement for Active Guided Wave Interrogation of Complex Metallic Components,” Proc., SPIE, Smart Structures and Materials/NDE Conference, San Diego, CA, March 2011.

Liu, Y., Yekani Fard, M., Kim, S.B. and Chattopadhyay, A., “Damage Detection in Composite Structures Using Lamb Wave Analysis and Time-Frequency Approach,” Proc., Smart Structures and Materials/NDE Conference, San Diego, CA, March 2011.

Kim, S.B., Chattopadhyay, A. and Nguyen A.D., “The Use of Matching Pursuit Decomposition for Damage Detection and Localization in Complex Structures,” Proc., Smart Structures and Materials/NDE Conference, San Diego, CA, March 2011.

Moncada, A., Chattopadhyay, A., Bednarcyk, B. and Arnold, S.M., “Coupled Attenuation and Multiscale Damage Model for Composite Structures,” Proc., Smart Structures and Materials/NDE Conference, San Diego, CA, March 2011.

Liu, K.C., Arnold, S.M. and Chattopadhyay, A., “Impact of Material and Architecture Model Parameters on the Failure of Woven CMCs Via the Multiscale Generalized Method of Cells,” Proc., 35th International Conference on Advanced Ceramics & Composites, Daytona Beach, FL, January 2011.

2010

Mohanty, S., Chattopadhyay, A.,  Rajadas, J.N. and Clyde, C. “Real-Time Damage State Estimation Under Biaxial Random Fatigue Loading,” Proc., CIDU 2010 Conference Mountain View, CA, October 2010

Liu, K.C. and Chattopadhyay, A., “Inelastic Multiscale Modeling of Woven Fabric Composites,” Proc., USNCTAM2010 16th US National Congress of Theoretical and Applied Mechanics, State College, PA, July 2010.

Liu, K.C. and Chattopadhyay, A., “Nonlinear Constitutive Behavior of Triaxially Braided Composites Predicted through Multiscale Generalized Method of Cells,” Proc., Aircraft Airworthiness and Sustainment Conference, Austin, TX, May 2010.

Liu, K., Arnold, S. and Chattopadhyay, A., “Examination of Material and Architectural Effects at Various Length Scales on the Structural Deformation Response of Woven Composites Determined Via Multiscale Generalized Method of Cells,” Proc., 51st AIAA/ASME/ASCE/AHS/ASC Structures, Structural Dynamics, and Materials Conference, Orlando, FL, April 2010.

Hutchins, J., Liu, K.C., Lacy, T., Chattopadhyay, A. and Bednarcyk, B., “A Comparison of Triaxially Braided Composites Using the Generalized Method of Cells,” Proc., 51st AIAA/ASME/ASCE/AHS /ASC Structures, Structural Dynamics, and Materials Conference, Orlando, FL, April 2010.

Luo, C., Mohanty, S. and Chattopadhyay, A., “A Study of Fatigue Damage Growth under Biaxial Loading Based on Multiscale Damage Criterion,” Proc., 51st AIAA/ASME/ASCE/AHS/ASC Structures, Structural Dynamics, and Materials Conference, Orlando, FL, April 2010.

Coelho, C., Hiche, C. and Chattopadhyay, A., “Impact Localization and Force Estimation on a Composite Wing Using Fiber Bragg Gratings Sensors,” Proc., 51st AIAA/ASME/ASCE/AHS/ASC Structures, Structural Dynamics, and Materials Conference, Orlando, FL, April 2010.

Kim, S.B., Liu, Y., Liu, K. and Chattopadhyay, A., “An Integrated Effort for the SHM of On-Orbit Satellite Boom Structures Using Modal Testing and Guided Wave Based Techniques,” Proc., 51st AIAA/ASME/ASCE/AHS/ASC Structures, Structural Dynamics, and Materials Conference, Orlando, FL, April 2010.

Liu, Y., Kim, S.B., Chattopadhyay, A. and Doyle, D., “Structural Health Monitoring of Boom Architectures for On-Orbit Satellites Using System Identification Techniques,” Proc., 51st AIAA/ASME/ASCE/AHS/ASC Structures, Structural Dynamics, and Materials Conference, Orlando, FL, April 2010.

Moncada, A.M., Chattopadhyay, A., Bednarcyk, B.A. and Arnold, S.M., “An Explicit Multiscale Model for Progressive Failure of a Complex Composite Structures,” Proc., 51st AIAA/ASME/ASCE/AHS/ASC Structures, Structural Dynamics, and Materials Conference, Orlando, FL, April 2010.

Yekani Fard, M., Yingtao, L. and Chattopadhyay, A., “Moment Curvature Response of Polymer Materials,” Proc., 51st AIAA/ASME/ASCE/AHS/ASC Structures, Structural Dynamics, and Materials Conference, Orlando, FL, April 2010.

Soni, S., Kim, S.B. and Chattopadhyay, A., “Fatigue Crack Detection and Localization Using Reference-Free Method,” Proc., Smart Structures and Materials/NDE Conference, San Diego, CA, March 2010.

Hiche, C., Coelho, C.K., Chattopadhyay, A. and Seaver, M., “Impact Localization on Complex Structures Using FBG Strain Amplitude Information,” Proc., Smart Structures and Materials/NDE Conference, San Diego, CA, March 2010.

Zhou, W., Kovvali, N., Papandreou-Suppappola, A. and Chattopadhyay, A., “Sensor Optimization for Progressive Damage Diagnosis in Complex Structures,” Proc., Smart Structures and Materials/NDE Conference, San Diego, CA, March 2010.

Chakraborty, D., Kovvali, N., Papandreou-Suppappola, A. and Chattopadhyay, A., “Active Learning Data Selection for Adaptive Online Structural Damage Estimation,” Proc., Smart Structures and Materials/NDE Conference, San Diego, CA, March 2010.

Soni, S., Kim, S.B. and Chattopadhyay, A., “Fatigue Crack Tip Detection and Crack Growth Monitoring with Mode Converted Lamb Waves in Aluminum Lug Joints,” Proc., Smart Structures and Materials/NDE Conference, San Diego, CA, March 2010.

Mohanty, S., Chattopadhyay, A., Peralta, P. and Quach, D., “Fatigue Damage Prognosis of a Cruciform Structure under Biaxial Random and Flight Profile Loading,” Proc., Smart Structures and Materials/NDE Conference, San Diego, CA, March 2010.

2009

Chakraborty, D., Kovvali, N., Papandreou-Suppappola, A. and Chattopadhyay, A., “Adaptive Learning for Damage Classification in Structural Health Monitoring,” Proc., 43rd Asilomar Conference on Signals, Systems and Computers, Pacific Grove, California, Nov. 2009.

Zhang, J., Zhou, W., Kovvali, N., Papandreou-Suppappola, A. and Chattopadhyay, A., “On the Use of the Posterior Cramer-Rao Lower Bound for Damage Estimation in Structural Health Management,” Proc., ASME 2009 Conference on Smart Materials, Adaptive Structures and Intelligent Systems, Oxnard, CA, Sept. 2009.

Liu, K., Hiche, C. and Chattopadhyay, A., “Low Speed Impact of Woven Fiber Composites Including Fiber Bragg Grating Sensors,” Proc., ASME 2009 Conference on Smart Materials, Adaptive Structures and Intelligent Systems, Oxnard, CA, Sept. 2009.

Soni, S., Das, S. and Chattopadhyay, A., “Optimal Sensor Placement for Damage Detection in Complex Structures,” Proc., ASME 2009 Conference on Smart Materials, Adaptive Structures and Intelligent Systems, Oxnard, CA, Sept. 2009.

Mohanty, S., Wei, J, Chattopadhyay, A. and Peralta, P., “On-Line Time Series Damage State Estimation Using Correlation Analysis and Ultrasonic Broadband Active Sensing,” Proc., ASME 2009 Conference on Smart Materials, Adaptive Structures and Intelligent Systems, Oxnard, CA, Sept. 2009.

Zhou, W., Kovvali, N., Papandreou-Suppappola, A., Peralta, P. and Chattopadhyay, A., “Progressive Damage Estimation Using Sequential Monte Carlo Techniques,” Proc., International Workshop on Structural Health Monitoring Conference, Stanford University, CA, Sept. 2009.

Liu, Y., Mohanty, S. and Chattopadhyay, A.,  “Prediction of Fatigue Damage and Residual Useful Life for Composite Structures Using Passive Sensing,”  Proc., International Workshop on Structural Health Monitoring Conference , Stanford University, CA, Sept. 2009.

Mohanty, S. and Chattopadhyay, A., “Time Series Damage State Estimation Using Empirical Transfer Function Estimation Approach and Broadband Chirp Active Sensing,” Proc., International Workshop on Structural Health Monitoring (IWSHM) Conference, Stanford University, CA, Sept. 2009.

Liu, K.C., Hiche, C. and Chattopadhyay, A., “Low Speed Projectile Impact Damage Prediction and Propagation in Woven Composites,” Proc., 50th Structural Dynamics and Mechanics Conference, Palm Springs, California, May 2009.

Luo, C., Parra-Garcia, M., Chattopadhyay, A., Peralta, P. and Wei, J., “A Multiscale Damage Criterion for Fatigue Life Prediction in Metallic Materials,” Proc., 50th AIAA/ASME/ASCE/AHS/ASC Structures, Proc. Structural Dynamics and Materials Conference, Palm Springs, California, May 2009.

Mohanty, S., Chattopadhyay, A., Wei, J. and Peralta, P., “On-Line Structural Health Monitoring and Prognosis of a Biaxial Cruciform Specimen,” Proc., 50th AIAA/ASME/ASCE/AHS/ASC Structures, Structural Dynamics, and Materials Conference, Palm Springs, California, May 2009.

Moncada, A.M., Reynolds, W.D., Chattopadhyay, A., Bednarcyk, B.A. and Arnold, S.M., “An Explicit Multiscale Model for Progressive Failure of Composite Structures,” Proc., 50th AIAA/ASME/ASCE/AHS/ASC Structures, Structural Dynamics, and Materials Conference, Palm Springs, California, May 2009.

Reynolds, W., Coelho, C., Kim, S., Chattopadhyay, A. and Arnold, S., “Active Damage Localization in Anisotropic Materials Using Guided Waves,” Proc., 50th AIAA/ASME/ASCE/AHS/ASC Structures, Structural Dynamics, and Materials Conference, Palm Springs, California, May 2009.

Hiche, C., Liu, K.C., Wei, J., Seaver, M. and Chattopadhyay, A., “Characterization of Impact Damage in Woven Fiber Composites Using Fiber Bragg Grating Sensing and NDE,” Proc., Smart Structures and Materials & Nondestructive Evaluation and Health Monitoring, San Diego, CA, March 2009.

Channels, L., Chakraborty, D., Butrym, B., Kovvali, N., Spicer, J., Papandreou-Suppappola, A., Afshari, M., Inman, D. and Chattopadhyay, A., “A Comparative Study of Fatigue Damage Sensing in Aluminum Alloys Using Electrical Impedance and Laser Ultrasonic Methods,” Proc., Smart Structures and Materials & Non-destructive Evaluation and Health Monitoring, San Diego, CA, March 2009.

Soni, S., Das, S. and Chattopadhyay, A., “Sensor Selection and Crack Growth Monitoring Using Sensitivity Studies,” Proc., SPIE, Smart Structures and Materials & Nondestructive Evaluation and Health Monitoring, San Diego, CA, March 2009.

Liu, Y.T., Mohanty, S. and Chattopadhyay, A., “A Gaussian Process Based Prognostics Framework for Composite Structures,” Proc., SPIE, Smart Structures and Materials & Nondestructive Evaluation and Health Monitoring, San Diego, CA, March 2009.

2008

Lemmer, S., Leser C., Peralta, P. and Chattopadhyay, A., “Apparatus for Biaxial Fatigue Testing,” Proc., of 6th International Conference on Low Cycle Fatigue – LCF6, Berlin, Germany, December 2008.

Luo, C., Peralta, P., Garcia, M., Chattopadhyay, A. and Wei, J., “Multiscale Modeling for Lug Joint,” Proc., ASME Conference on Smart Materials, Adaptive Structures and Intelligent Systems, Ellicott City, Maryland, October 2008.

Soni, S., Das, S. and Chattopadhyay, A., “Guided Wave Based Optimal Sensor Placement and Damage Detection in Structural Hotspots,” Proc., ASME Conference on Smart Materials, Adaptive Structures and Intelligent Systems, Ellicott City, Maryland, October 2008.

Mohanty, S., Soni, S., Chattopadhyay, A. and Peralta, P., “On-Line Life Prediction of a Structural Hot-Spot,” Proc., ASME Conference on Smart Materials, Adaptive Structures and Intelligent Systems, Ellicott City, Maryland, 28-30 October 2008.

Chattopadhyay, A. and Papandreou-Suppappola, A., “Physics-Based Multiscale Modeling and Damage Classification for Structural Health Monitoring,” Proc., Integrated Systems Health Management Conference, Covington, KY, August 2008.

Chakraborty, D., Zhou, W., Simon, D., Kovvali, N., Papandreou-Suppappola, A., Cochran, D. and Chattopadhyay, A., “Time-Frequency Methods For Structural Health Monitoring,” Proc., Sensor, Signal and Information Processing Workshop, Sedona, AZ, May 2008.

Moncada, A., Chattopadhyay, A., Bednarcyk, B. and Arnold, S., “Micromechanics-Based Progressive Failure Analysis of Composite Laminates Using Different Constituent Failure Theories,” Proc., 49th Structures, Structural Dynamics, & Materials Conference, Schaumburg, IL, April 2008.

Wei, J., Liu, K.C. and Chattopadhyay, A., “Three Dimensional Simulation of High Velocity Impact Damage on Plain Weave Composites with FBG Sensors,” 49th AIAA/ASME/ASCE/AHS/ASC Structures, Proc., Structural Dynamics and Materials Conference, Schaumburg, Illinois, April 2008.

Luo, C., Wei, J., Garcia, M., Chattopadhyay, A. and Peralta, P., “A Multiscale Model for Fatigue Damage Prediction in Metallic Materials,” 49th AIAA/ASME/ASCE/AHS/ASC Structures, Proc., Structural Dynamics and Materials Conference, Schaumburg, Illinois, April 2008.

Mohanty, S., Chattopadhyay, A., Peralta, P., Das, S. and Willhauck, C., “Fatigue Life Prediction Using Multivariate Gaussian Process,” 49th AIAA/ASME/ASCE/AHS/ASC Structures, Proc., Structural Dynamics and Materials Conference, Schaumburg, Illinois, April 7-10, 2008.

Channels, L., Chakraborty, D., Simon, D., Kovvali, N., Spicer, J., Papandreou-Suppappola, A.,  Cochran, D., Peralta, P. and Chattopadhyay, A., “Ultrasonic Sensing and Time-Frequency Analysis for Detecting Plastic Deformation in an Aluminum Plate,” Proc., SPIE, Smart Structures and Materials & Non-destructive Evaluation and Health Monitoring, Vol. 6926, San Diego, CA, March 2008.

Reynolds, W. and Chattopadhyay, A., “Damage Quantification Using Attenuation Based Signal Processing for Health Monitoring in Carbon Fiber Composites,” Proc., Smart Structures and Materials & Nondestructive Evaluation and Health Monitoring, Invited Session: Information Management for Structural Health Monitoring, San Diego, CA, March 2008.

Hiche, C., Liu, K.C., Wie, J., Seaver, M. and Chattopadhyay, A., “Characterization of Impact Damage in Woven Fiber Composites Using Fiber Bragg Grating Sensing and NDE,” Proc., Smart Structures and Materials Conference, San Diego, California, March 2008.

Coelho, C.K., Das, S. and Chattopadhyay, A., “Binary Tree SVM Based Framework for Mining Fatigue Induced Damage Attributes in Complex Lug Joints,” Proc., Smart Structures and Materials Conference, San Diego, California, March 2008.

Soni, S., Banerjee, S., Das, S. and Chattopadhyay, A., “Simulation of Damage-Features in Complex Joint Using Guided Waves,” Proc., Smart Structures and Materials & Nondestructive Evaluation and Health Monitoring, Invited Session on Information Management for Structural Health Monitoring, San Diego, California, March 2008.

Garcia, M.P., Luo, C., Noshadravan, A., Keck, A., Teale, R., Chattopadhyay, A. and Peralta, P., “Microstructure Representation and Material Characterization for Multiscale Finite Element Simulations of Local Mechanical Behavior in Damaged Metallic Structures,” Proc., Smart Structures and Materials & Nondestructive Evaluation and Health Monitoring, Invited Session on Information Management for Structural Health Monitoring, San Diego, California, March 2008.

Willhauck, C., Mohanty, S., Chattopadhyay, A. and Peralta, P., “Stochastic Crack Growth Modeling Under Spectrum Loading for Health Monitoring and Prognosis,” Proc., Smart Structures and Materials & Nondestructive Evaluation and Health Monitoring, Invited Session on Information Management for Structural Health Monitoring, San Diego, California, March 2008.

Zhou, W., Reynolds, W., Moncada, A., Kovvali, N., Chattopadhyay, A., Papandreou-Suppappola, A. and D. Cochran, “Sensor Fusion and Damage Classification in Composite Structures,” Proc., Smart Structures and Materials & Nondestructive Evaluation and Health Monitoring, Invited Session on Information Management for Structural Health Monitoring, San Diego, California, March 2008.

Chakraborty, D., Soni, S., Wei, J., Kovvali, N., Papandreou-Suppappola, A., Cochran, D. and Chattopadhyay, A., “Physics Based Modeling for Time-Frequency Damage Classification,” Proc., Smart Structures and Materials & Nondestructive Evaluation and Health Monitoring, Invited Session on Information Management for Structural Health Monitoring, San Diego, California, March 2008.

Channels, L., Kovvali, N., Spicer, J.B., Papandreou-Suppappola, A., Cochran, D., Peralta, P. and Chattopadhyay, A., “Ultrasonic Sensing and Time-Frequency Analysis for Detecting Plastic Deformation in an Aluminum Plate,” Proc., Smart Structures and Materials & Nondestructive Evaluation and Health Monitoring, Invited Session on Information Management for Structural Health Monitoring, San Diego, California, March 2008.

2007

Chattopadhyay, A., Coelho, C.K., Luo, C., Mohanty, S. and Wei, J., “A Hybrid Approach to Structural Health Management and Prognosis of Metallic Aerospace Components,” Keynote Lecture, Proc., 4th Int. Conf. on Theoretical, Applied, Computational and Experimental Mechanics, Indian Institute of Technology, ICTACEM 2007, Kharagpur, India, December 2007.

Luo, C., Wei, J., Chattopadhyay, A. and Jiang, H., “A Void Growth and a Cyclic Model in Ductile Material Using Mechanism-Based Strain Gradient Crystal Plasticity Theory,” Proc., ASME International Mechanical Engineering Congress and Exposition, Seattle, Washington, November 2007.

Soni, S., Wei, J., Chattopadhyay, A. and Peralta, P., “Multi-Scale Modeling and Experimental Validation for Component Fatigue Life Prediction,” Proc., ASME International Mechanical Engineering Congress and Exposition, Seattle, Washington, November 2007.

Zhou, W., Chakraborty, D., Kovvali, N., Papandreou-Suppappola, A., Cochran, D. and Chattopadhyay, A., “Damage Classification for Structural Health Monitoring Using Time-Frequency Feature Extraction and Continuous Hidden Markov Models,” Proc., Asilomar Conference on Signals, Systems and Computers, Pacific Grove, California, November 2007.

Mohanty, S. Teale, R., Chattopadhyay, A., Peralta, P. and Willhauck, C., “Mixed Gaussian Process and State-Space Approach for Fatigue Crack Growth Prediction,” Proc., 6th International Workshop on Structural Health Monitoring, Stanford, CA, Sept 2007.

Coelho, C., Soni, S., Chakraborty, D., Zhou, W., Kovvali, N., Papandreou Suppappola, A. and Chattopadhyay, A., “Damage Diagnosis of Double Lap Bolted Joints Using One-Class Support Vector Machines and Hidden Markov Modeling,” Proc., Integrated Systems Health Management Conference, Cincinnati, OH, August 2007.

Coelho, C.K., Soni, S., Chakraborty, D., Zhou, W., Kovvali, N., Das, S., Peralta, P., Papandreou-Suppappola, A. and Chattopadhyay, A., “Damage Diagnosis of Complex Structures Using One-Class Support Vector Machines and Hidden Markov Models,” Proc., Integrated Systems Health Management Conference, Cincinnati, Ohio, August 2007.

Das, S., Papandreou-Suppappola, A. and Chattopadhyay, A., “Matching Pursuit Decomposition for Damage Quantification in Composite Structures,” Proc., Data Mining in Aeronautics, Science and Exploration Systems, Mountain View, California, June 2007.

Chattopadhyay, A., Coelho, C.K. and Das, S., “Structural Health Monitoring Using Kernel Methods: Detection and Prognosis,” Keynote Lecture, 2nd World Congress on Engineering Asset Management and Proc., 4th International Conference on Condition Monitoring (WCEAM/CM’2007), Harrogate, UK, June 2007.

Krzyzanowski, D.R., Chattopadhyay, A. and Wei, J., “Elastic and Viscoelastic Modeling of Carbon Nanotube Reinforced Polystyrene,” Proc., 48th AIAA/ASME/ASCE/AHS/ASC Structures, Structural Dynamics & Materials Conference, Honolulu, HA, April 2007.

Kovvali, N., Das, S., Chakraborty, D., Cochran, D., Papandreou-Suppappola, A. and Chattopadhyay, A., “Time-Frequency Based Classification of Structural Damage,” Proc., 48th Structures, Structural Dynamics and Materials Conference, Honolulu, Hawaii, April 2007.

Das, S., Srivastava, A. and Chattopadhyay, A. “Classification of Damage Signatures in Composite Plates Using One-Class SVMs,” IEEE 11.0906 – 1509, Proc., IEEE Aerospace Conference, Big Sky, MT, 3-10 March, 2007.

Coelho, C.K., Das, S., Chattopadhyay, A., Papandreou-Suppappola, A. and Peralta, P., “Detection of Fatigue Cracks and Torque Loss in Bolted Joints,” Proc., Health Monitoring of Structural and Biological Systems, San Diego, California, March 2007.

Zhou, W., Kovvali, N., Papandreou-Suppappola, A., Cochran, D. and Chattopadhyay, A., “Hidden Markov Model Based Classification of Structural Damage,” Proc., Smart Structures and Materials & Nondestructive Evaluation and Health Monitoring, San Diego, California, March 2007.

2006

Chattopadhyay, A. and Papandreou-Suppappola, A., “A Multidisciplinary Approach to Structural Health Monitoring and Prognosis of Metallic Aerospace Systems,” Proc., Integrated Systems Health Management Conference, Cincinnati, Ohio, August 2006.

Deenadayalu, C. and Chattopadhyay, A., “The Use of Response Surface Modeling to Characterize Damage,” Keynote Lecture, Proc., 13th International Congress on Sound and Vibration, Vienna, Austria, 2-6 July 2006.

Das, S., Kyriakides, I., Chattopadhyay, A. and Papandreou-Suppappola, A. “Particle Filter Based Matching Pursuit Decomposition for Damage Quantification in Composite Structures,” AIAA 2006-2113, Proc., 47th AIAA/ASME/ASCE/AHS/ASC Structures, Structural Dynamics, and Materials Conference, Newport, Rhode Island, 1-4 May 2006.

Kim, H., Kim, J., Choi, S., Ghoshal, A. and Chattopadhyay, A., “Delamination Characterization of Laminated Composite Structures Based on Smooth Transition of Displacement,” AIAA 2006-2115, Proc., 47th AIAA/ASME/ASCE/AHS/ASC Structures, Structural Dynamics, and Materials Conference, Newport, Rhode Island, 1-4 May 2006.

Ghoshal, A., Kim, H. and Chattopadhyay, A., “Target Tracking Techniques Applied to Large Array Sensing Systems for Acoustic Source Localization in Heterogeneous Media,” AIAA 2006-1956, Proc., 47th AIAA/ASME/ASCE/AHS/ASC Structures, Structural Dynamics, and Materials Conference, Newport, Rhode Island, 1-4 May 2006.

Zhou, X. and Chattopadhyay, A., “Loss in Coupling Due to Crack in Piezoelectric Wafer Based Sensors and Actuators,” AIAA 2006-1973, Proc., 47th AIAA/ASME/ASCE/AHS/ASC Structures, Structural Dynamics, and Materials Conference, Newport, Rhode Island, 1-4 May 2006.

Zhu, L., Chattopadhyay, A. and Goldberg, R.K.,  “A 3D Micromechanics Model for Strain Rate Dependent Inelastic Polymer Matrix Composites,” AIAA 2006-1689, Proc., 47th AIAA/ASME/ASCE/AHS/ASC Structures, Structural Dynamics & Materials Conference, Newport, Rhode Island, 1-4 May 2006.

Deenadayalu, C., Chattopadhyay, A. and Zhou, X., “Application of Artificial Neural Networks to the Simulation of Progressive Damage in Composite Laminates,” AIAA 2006-1755, Proc., 47th AIAA/ASME/ASCE/AHS/ASC Structures, Structural Dynamics, and Materials Conference, Newport, Rhode Island, 1-4 May 2006.

Krzyzanowski, D., Chattopadhyay, A., and Zhou, X., “Elastic and Inelastic Behavior of Carbon Nanotube Reinforced Polystyrene.” AIAA 2006-1774, Proc., 47th AIAA/ASME/ASCE/AHS/ASC Structures, Structural Dynamics, and Materials Conference, Newport, Rhode Island, 1-4 May 2006.

Chattopadhyay, A., Zhou, X., Lee, W. and Das, S., “A Stochastic Framework Characterizing Modes of Damage in Composites Due to Fatigue,” AIAA 2006-2253, Proc., 47th AIAA/ASME/ASCE/AHS/ASC Structures, Structural Dynamics, and Materials Conference, Newport, Rhode Island, 1-4 May 2006.

Munteanu, S., Rajadas, J. and Chattopadhyay, A., “Nonlinear Aeroelastic Analysis Using a CFD-Based State Space ROM,” AIAA 2006-2024, Proc., 47th AIAA/ASME/ASCE/AHS/ASC Structures, Structural Dynamics and Materials Conference, Newport, Rhode Island, May 2006.

Munteanu S., Rajadas, J. and Chattopadhyay, A., “A Reduced-Order Model Approach for Turbo Machinery Linear Aeroelastic Analysis,” AIAA 2006-1967, Proc., 47th AIAA/ASME/ASCE/AHS/ASC Structures, Structural Dynamics and Materials Conference, Newport, Rhode Island, May 2006.

Chattopadhyay, A., Papandreous-Suppappola, A. and Das, S., “Quantification of Damage in Composite Structures Using Matching Pursuit Decomposition Technique,” AIAA 2006-2113, Proc., 47th AIAA/ASME/ASCE/AHS/ASC Structures, Structural Dynamics, and Materials Conference, Newport, Rhode Island, 1-4 May 2006.

Zhu L., Chattopadhyay, A. and Goldberg, R.K., “Multiscale Numerical Simulation of High-Velocity Impact on Polymer Matrix Composite Laminates,” Proc., 10th ASCE Aerospace Division International Conference on Engineering, Construction and Operations in Challenging Environments , Houston, TX, 5-8 March 2006.

Miller, D., Das, S. Chattopadhyay, A. and Zhou, X.  “Wave Scattering Analysis of Bolted Joints,” SPIE 6176, pp. 23-31 Proc., Smart Structures/NDE 2006, International Symposium on Smart Materials and Structures, San Diego California, 26 Feb–2 Mar 2006. 

Swann, C. and Chattopadhyay, A., “Delamination Prediction in Composite Laminates with Piezoelectric Sensor Failure,” SPIE 6174-104, Proc., Smart Structures/NDE 2006, International Symposium on Smart Materials and Structures, San Diego, California, 26 Feb.–2 Mar. 2006.

Ramachandran, S., Chattopadhyay, A., Goldberg, Robert K., Seaver, M. and Zhou, X., “Development of Localized Constitutive Relations for a Coated Fiber Optic Sensor with a FBG Sensor Using a Unit Cell Based Slicing Approach,” SPIE 6173-54, Proc., Smart Structures/NDE 2006, International Symposium on Smart Materials and Structures, San Diego, California, 26 Feb.–2 Mar. 2006.

Chattopadhyay, A., Papandreous-Suppappola, A., Zhou, X. and Das, S., “Damage Localization in Composite Structures Using Wave Based Technique and Matching Pursuit Decomposition,”  SPIE 6176-03, Proc., Smart Structures/NDE 2006, International Symposium on Smart Materials and Structures, San Diego, California, 26 Feb.–2 Mar. 2006.

2005

Chattopadhyay, A., Papandreous-Suppappola, A. and Das, S., “A Novel Signal Processing Technique for Damage Detection in Composites,” Proc., International Conference on Computational & Experimental Engineering & Sciences, Chennai, India, 1-6 Dec 2005.

Chattopadhyay, A., Das, S. and Papandreous-Suppappola, A, “Structural Health Monitoring of Composites Using Wave Based Technique and Novel Signal Processing,” Keynote Lecture, Proc., 2005 Condition Monitoring, King’s College, Cambridge, United Kingdom, July 2005.

Le, H., Chen, H. and Chattopadhyay, A., “Multiple and Generalized Delamination Detections Using Neural Network Technique and Genetic Algorithm,” AIAA 2005-2190, Proc., 46th AIAA/ASME/ASCE/AHS/ASC Structures, Structural Dynamics and Materials Conference 13th AIAA/ASME/AHS Adaptive Structures Conference, Austin, Texas, April 2005.

Munteanu, S., Rajadas, J., Nam, C. and Chattopadhyay, A., “A Volterra Kernel Reduced –Order Model Approach for Nonlinear Aeroelastic Analysis,” AIAA 2005-1854, Proc., 46th AIAA/ASME/ASCE/AHS/ASC Structural Dynamics and Materials Conference, Austin, Texas, April 2005.

Deenadayalu, C., Chattopadhyay, A. and Chen, H.P., “Constitutive Modeling of Progressive Damage in Composite Laminates,” AIAA 2005-1908, Proc., 46th AIAA/ASME/ASCE/AHS/ASC Structural Dynamics and Materials Conference, Austin, Texas, April 2005.

Zhu, L., Chattopadhyay, A. and Goldberg, R.K., “Nonlinear Transient Response of Strain Rate Dependent Composite Laminated Plates Using Multiscale Simulation,” AIAA 2005-1828, Proc., 46th AIAA/ASME/ASCE/AHS/ASC Structural Dynamics and Materials Conference, Austin, Texas, April 2005.

Lee, W. and Chattopadhyay, A., “Improved Dynamic Response of Piezoelectric Composite Shells Using Multiobjective Optimization and Closed Loop Control,” AIAA 2005-2038, Proc., 46th AIAA/ASME/ASCE/AHS/ASC Structural Dynamics and Materials Conference, Austin, Texas, April 18-21, 2005.

Das, S., Zhou, X., Chattopadhyay, A. and Papandreou-Suppappola, A., “Wave Based Signature Characterization of Damage Using Response Surface Method,” Paper number: 5764-65, SPIE 2005, Proc., Smart Structures/NDE2005, International Symposium on Smart Materials and Structures, San Diego, California, March 2005.

Chattopadhyay, A., Zhou, X., Papandreous-Suppappola, A. and Das, S. “On the Use of Matching Pursuit Decomposition Signal Processing Technique for Structural Health Monitoring,” SPIE 5764-65, Proc., Smart Structures/NDE2005, International Symposium on Smart Materials and Structures, San Diego, California, March 2005. 

Zhou, X., Miller, D.K. and Chattopadhyay, A., “Elastic Wave Attenuation in Composite Laminates with Cracks,” SPIE 5764, 571-582, Proc., Smart Structures/NDE2005, International Symposium on Smart Materials and Structures, San Diego, California, March 2005.

Zhou, X. and Chattopadhyay, A., “Elastic Wave Propagation in Delaminated Composites Using Piezoelectric-Wafer Actuators and Sensors,” SPIE 5757-02, Proc., Smart Structures/NDE2005, International Symposium on Smart Materials and Structures, San Diego, California, March 2005.

2004

Das, S., Miller, D.K., and Chattopadhyay, A., “Acoustic Based Structural Health Monitoring for Composites Using Optimal Sensor Placement: Analysis and Experiments,” Proc., International Conference on Computational &Experimental Engineering and Sciences. ICCES’ 2004, Madeira, Portugal 26-29, July 2004.

Das, S., Zhou, X. and Chattopadhyay, A., “Attenuation Behavior of Elastic Wave Propagation in Fiber Reinforced Composites,” Proc., 15th International Conference on Adaptive Structures and Technologies, Paper number: 5757-2, Bar Harbor, Maine, October 2004.

Chattopadhyay, A. and Das, S. “An Analytical/Experimental Approach for Damage Detection in Heterogeneous Media Using Self-sensing Piezoelectric Transducers,” Keynote Lecture,  Proc., Int. Conference on Theoretical, Applied, Computational and Experimental Mechanics, Kharagpur, India, December 2004.

Chen, H., Le, H., Kim, J. and Chattopadhyay, A., “Delamination Detection Problems Using a Combined Genetic Algorithm and Neural Network Technique,” AIAA 2004-4397, Proc., 10th AIAA/ISSMO Multidisciplinary Analysis and Optimization Conference, Albany, New York, Aug. 30-1, 2004.

Deenadayalu, C. and Chattopadhyay, A., “Characterization and Detection of Multiple Delaminations in Composite Laminates Using Artificial Neural Networks,” AIAA 2004-4649, Proc., 10th AIAA/ISSMO Multidisciplinary Analysis and Optimization Conference, Albany, NY, Sept. 2004.

Chattopadhyay, A. and Das, S., “Optimal Sensor Placement in Structural Health Monitoring,” Keynote Lecture, Proc., Int. Conference on Computational Experimental Engineering and Sciences (ICCES’04), Madeira, Portugal, July 2004. 

Munteanu, S., Rajadas, J., Nam, C. and Chattopadhyay, A., “A ROM Approach for Aeroelastic Analysis Involving Aerodynamic and Structural Nonlinearities,” AIAA 2004-2037, Proc., AIAA/ASME/ASCE/AHS/ASC Structures, Structural Dynamics & Materials Conference, Palm Springs, CA, April 2004.

Munteanu, S., Rajadas, J., Nam, C. and Chattopadhyay, A., “An Efficient Approach for Solving Nonlinear Aeroelastic Phenomenon Using Reduced-Order Modeling,” AIAA 2004-2037, Proc., AIAA/ASME/ASCE/AHS/ASC Structures, Structural Dynamics & Materials Conference, Palm Springs, CA, April 2004.

Ghoshal, A., Prosser, W., Copeland, B. and Chattopadhyay, A., “Development of Piezoelectric Acoustic Sensors and Bio-Inspired Embedded Sensor Array Architecture for Structural Health Monitoring,” AIAA 2004-1958, Proc., AIAA/ASME/ASCE/AHS/ASC Structures, Structural Dynamics & Materials Conference, Palm Springs, CA, April 2004.

Swann, C. and Chattopadhyay, A., “Optimal Sensor Placement for Damage Characterization Using Genetic Algorithms,” AIAA 2004-1957, Proc., AIAA/ASME/ASCE/AHS/ASC Structures, Structural Dynamics & Materials Conference, Palm Springs, CA, April 2004.

Kim, H.S., Zhu, L. and Chattopadhyay, A., “Implementation of Higher Order Laminate Theory into Strain Rate Dependent Micromechanics Analysis of Polymer Matrix Composites,” AIAA 2004-1638, Proc., AIAA/ASME/ASCE/AHS/ASC Structures, Structural Dynamics & Materials Conference, Palm Springs, CA, April 2004.

2003

Swann, C., Chattopadhyay, A., Ghoshal, A. and Kim, H.S., “Characterization of Delamination in Using Damage Indices,” Proc., 4th International Workshop on Structural Health Monitoring, Stanford University, CA, Sept. 2003.

Chattopadhyay, A., Swann, C., Kim, H.S. and Han, Y., “Characterization of Damage in Composite Structures Using Smart Material,” Proc., 3rd Intl. Conference on Computational & Experimental Engineering and Sciences, Corfu, Greece, July 2003.

Kim, H.S., Chattopadhyay, A. and Ghoshal, A., “Modeling And Characterization of Delamination in Composite Laminates using a New Generalized Layerwise Theory,” Paper No. 2490/0361, Proc., 14th Intl. Conference on Composite Materials (ICCM-14), San Diego, 338-349, July 2003.

Thornburgh, R.P. and Chattopadhyay, A., “Combined Delamination and Matrix Cracking in Adaptive Composite Laminates,” AIAA 2003-1773, Proc., AIAA/ASME/ASCE/AHS/ASC Structures, Structural Dynamics and Materials Conference, Norfolk, VA, April 2003.

Ghoshal, A., Chattopadhyay, A. and Kim, H.S., “Delamination Effect on Transient History of Smart Composite Plates,” AIAA 2003-1567, Proc., AIAA/ASME/ASCE/AHS/ASC Structures, Structural Dynamics and Materials Conference, Norfolk, VA, April 7-10, 2003.

Kim, H.S., Chattopadhyay, A. and Ghoshal, A., “Dynamic Analysis of Cross-Ply Composite Laminates with Embedded Multiple Delamination,” AIAA 2003-1467, Proc., AIAA/ASME/ASCE/AHS/ASC Structures, Structural Dynamics and Materials Conference, Norfolk, VA, April 7-10, 2003.

Munteanu, S., Rajadas, J., Nam, C. and Chattopadhyay, A., “A Quasi-Linear Approach for Solving Aeroelastic Problems Involving Aerodynamic and Structural Nonlinearities,” AIAA 2003-1401, Proc., AIAA/ASME/ASCE/AHS/ASC Structures, Structural Dynamics and Materials Conference, Norfolk, VA, April 2003.

Ghoshal, A., Kim, H.S., Chattopadhyay, A. and William, H., “Embedded Sensor Architecture in Composite Laminates for Structural Health Monitoring,” SPIE 5056, 99-110, Proc., 10th SPIE Symposium on Smart Structures and Materials, San Diego, CA, March 2003.

2002

Chattopadhyay, A., Kim, H.S. and Ghoshal, A., “Nonlinear Vibration Analysis of Smart Composite Structures with Discrete Delaminations Using a Refined Layerwise Theory,” Proc., 13th International Conference on Adaptive Structures, 1-17, Potsdam, Germany, Sept. 2002.

Rajadas, J. and Chattopadhyay, A., “Application of Design Optimization to Turbomachinery Design,” AIAA 2002-5662, Proc., 9th AIAA/USAF/NASA/ISSMO Symposium on Multidisciplinary Analysis and Optimization, Atlanta, GA, Sept. 2002.

Thornburgh, R.P. and Chattopadhyay, A., “Simultaneous Electro-Mechanical Optimization of Adaptive Composite Structures Using Piezoelectric Patches,” AIAA 2002-5640, Proc., 9th AIAA/USAF/NASA/ISSMO Symposium on Multidisciplinary Analysis and Optimization, Atlanta, GA, Sept. 2002.

Chattopadhyay, A., Thornburgh, R.P. and Ghoshal, A., “Transient Analysis of Smart Structures Using a Coupled Piezoelectric-Mechanical Theory,” Proc., IUTAM Symposium on Dynamics of Advanced Materials and Smart Structures, 1-15, Yonezawa, Japan, May 2002.

Chattopadhyay, A., Ghoshal, A. and Nam, C., “Optimal Sensor Location for Damage Detection Using Piezoelectric Material,” AIAA 2002-5565, Proc., 9th AIAA/USAF/NASA/ISSMO Symposium on Multidisciplinary Analysis and Optimization, Atlanta, GA, Sept. 2002.

Thornburgh, R.P. and Chattopadhyay, A., “Modeling the Dynamic Effects of Delamination in Adaptive Composite Laminate,” AIAA 2002-1443, Proc., AIAA/ASME/ASCE/AHS/ASC Structures, Structural Dynamics and Materials Conference, Denver, CO, April 2002.

Kim, H. and Chattopadhyay, A., “Dynamic Response of Smart Composite Shell Using a Coupled Thermo-Piezoelectric-Mechanical Model,” AIAA 2002-1253, Proc., AIAA/ASME/ASCE/AHS/ASC Structures, Structural Dynamics and Materials Conference, Denver, CO, April 2002.

Zhou, X. and Chattopadhyay, A., “Nonlinear Piezoelectric Constitutive Relationship and Actuation for Piezoelectric Laminates,” AIAA 2002-1438, Proc., AIAA/ASME/ASCE/AHS/ASC Structures, Structural Dynamics and Materials Conference, Denver, CO, April 2002.

Nam, C. and Chattopadhyay, A., “Use of Shape Memory Alloy in a Variable Stiffness Wing,” SPIE 4693-22, Proc., 9th SPIE Symposium on Smart Structures and Materials, San Diego, CA, March 2002.

Ghoshal, A., Martin Jr., W.N., Schulz, M.J., Chattopadhyay, A. and Prosser, W.H., “Wave Propagation Sensing for Damage Detection in Plates,” SPIE 4693-36, Proc., 9th SPIE Symposium on Smart Structures and Materials, San Diego, CA, March 2002.

2001

Chattopadhyay, A., Zhou, X. and Kim, H-S., “Stress Analysis of Smart Structures Using Piezoelectric Patch Under Thermal-Piezoelectric-Mechanical Loading,” Proc., 2nd International Conference on Theoretical, Applied, Computational and Experimental Mechanics, IIT Kharagpur, India, December 2001.

Radu, A. and Chattopadhyay, A.,  “Primary to Secondary Buckling Transition and Parametric Resonance of Composite Laminates,” AIAA 2001-1531 Proc., AIAA/ASME/ASCE/AHS/ASC Structures, Structural Dynamics and Materials Conference, Seattle, Washington, 16-19 April 2001.

Zhou, X. and Chattopadhyay, A., “An Improved Shear Deformation Theory for Laminated Shells Addressing Transverse Stress Continuity,” AIAA 2001-1338, Proc., AIAA/ASME/ASCE/AHS/ASC Structures, Structural Dynamics and Materials Conference, Seattle, Washington, 16-19 April 2001.

Nam, C., Chen, P.C., Liu, D., Kim, J. and Chattopadhyay, A., “Neural Net Based Controller for Flutter Suppression Using ASTROS with Smart Structures,” Proc., 2001 Symposium on Smart Structures and Materials, Newport Beach, California, March 2001.

Thornburgh, R.P. and Chattopadhyay, A., “Electrical-Mechanical Coupling Effects on the Dynamic Response of Smart Composite Structures,” SPIE 4327-50, SPIE’s 2001 Symposium on Smart Structures and Materials, Newport Beach, California, March 2001.

Kim, H.S., Zhou, X. and Chattopadhyay, A., “Interlaminar Stress Analysis of Shell Structures with Piezoelectric Patch Including Thermal Loading,” SPIE 4326-39, 2001 Symposium on Smart Structures and Materials, Newport Beach, California, March 2001.

2000

Beri, R. and Chattopadhyay, A., “Optimization of Smart Composite plates with Segmented Active Constrained Layer Damping,” AD-Vol. 63, 177-186, Proc., International Mechanical Engineering Congress and Exposition, Orlando, FL, November 2000.

Thornburgh, R.P. and Chattopadhyay, A., “Nonlinear Coupled Piezoelectric-Mechanical Model of Smart Composites,” AD-Vol. 60, 157-164, Proc., International Mechanical Engineering Congress and Exposition, Orlando, FL, November 2000.

Chattopadhyay, A. and Dragomir-Daescu, D., “Damage Modeling and Detection in Smart Composite Structures,” AD-Vol. 63, 121-132, Proc., International Mechanical Engineering Congress and Exposition, Orlando, FL, November 2000.

Talya, S., Chattopadhyay, A. and Rajadas, J., “Multidisciplinary Analysis and Design Optimization Procedure for Cooled Gas Turbine Airfoils,” AIAA 2000-4877, Proc., 8th AIAA/USAF/NASA/ISSMO Symposium on Multidisciplinary Analysis and Optimization, Long Beach, CA, Sept. 2000.

Chattopadhyay, A., Chen, P.C., Liu, D. and Nam, C., “ASTROS with Smart Structures and ASE Modules: Applications to Flutter Suppression and Gust Load Alleviation,” AIAA 2000-1365, 257 -266, Proc., AIAA/ASME/ASCE/AHS/ASC Structures, Structural Dynamics and Materials Conference, Atlanta, GA, April 2000.

Radu. A. and Chattopadhyay, A., “Stability of Delaminated Composite Plates Using a Higher Order Theory,” AIAA 2000-1401, 519-528, Proc., AIAA/ASME/ASCE/AHS/ASC Structures, Structural Dynamics and Materials Conference, Atlanta, GA, April 2000.

Chattopadhyay, A., Zhou, X. and Thornburgh, R.P., “Coupled Piezoelectric-Mechanical Model of Smart Composites with Multiple Actuators,” AIAA 2000-1497, 13-23, Proc., AIAA/ASME/ ASCE/AHS/ASC Structures, Structural Dynamics and Materials Conference, Atlanta, GA, April 2000.

Thornburgh, R.P. and Chattopadhyay, A., “Unified Approach to Modeling Matrix Cracking in Laminated Composite Structures,” AIAA 2000-1492, 1047-1054, Proc., AIAA/ASME/ASCE/ AHS/ASC Structures, Structural Dynamics and Materials Conference, Atlanta, GA, April 2000.

Talya, S., Rajadas, J. and Chattopadhyay, A., “An Integrated Multidisciplinary Design Optimization Procedure for Cooled Gas Turbine Blades,” AIAA 2000-1664, 1714-1726, Proc., AIAA/ASME/ASCE/AHS/ASC Structures, Structural Dynamics and Materials Conference, Atlanta, GA, April 2000.

Koldoff, J., Chattopadhyay, A., and Nam, C., “Active Control of Composite Box Beams Using In-Plane Piezoelectric Actuation and Structural Coupling,” SPIE 3985-13, Proc., SPIE’s 7th International Symposium on Smart Structures and Materials, Newport Beach, CA, March 2000.

Chen, P.C., Nam, C., Chattopadhyay, A. and Liu, D., “Neural Net-Based Controller for Flutter Suppression Using ASTRO* with Smart Structures,” SPIE 3985-10, Proc., SPIE’s 7th International Symposium on Smart Structures and Materials, Newport Beach, CA, March 2000.

Beri, R., Chattopadhyay, A. and Nam, C., “Integrated Structures/Control Optimization of a Smart Composite Plate with Segmented Active Constrained Layer Damping,” SPIE 3985-80, Proc., Proc.,  7th International Symposium on Smart Structures and Materials, Newport Beach, CA, March 2000.

Liu, Q. and Chattopadhyay, A., “Improved Helicopter Aeromechanical Stability Using Segmented Constrained Layer Damping and Hybrid Optimization,” SPIE 3985-08, Proc., 7th International Symposium on Smart Structures and Materials, Newport Beach, CA, March 2000.

Zhou, X. and Chattopadhyay, A., “Hysteresis Behavior and Modeling of Piezoceramic Actuators,” SPIE 3985-64, Proc., 7th International Symposium on Smart Structures and Materials, Newport Beach, CA, March 2000.

1999
Chattopadhyay, A., Nam, C. and Kim, Y., “Damage Detection and Vibration Control of a Delaminated Smart Composite Plate,” Proc., 12th International Conference on Composite Materials (ICCM-12), Paris, France, 379-390, July 1999.

Liu, Q., Chattopadhyay, A., Gu, H. and Zhou, X., “Effect of Active Constrained Layer Damping Treatment on Helicopter Aeromechanical Stability Analysis,” Proc., American Helicopter Society 55th Annual Forum, Montreal, Canada, 2228-2239, May 1999.

Talya, S.S., Rajadas, J.N. and Chattopadhyay, A., “Development of a Continuous Approach for Aerodynamic Sensitivity Analysis,” Paper No. 12-SAM-3, Proc., 3rd World Congress of Structural and Multidisciplinary Optimization, Amherst, NY, May 1999.

Gu, H., Chattopadhyay, A. and Nam, C., “Modeling Segmented Active Constrained Layer Damping Using Hybrid Displacement Field,” AIAA 99-1542, Proc., AIAA/ASME/ASCE/ AHS/ASC Structures, Structural Dynamics and Materials Conference, St. Louis, MO, April 1999.

Jha, R. and Chattopadhyay, A., “Smart Composite Wing Design for Optimal Aeroelastic Control,” AIAA 99-1514, Proc., AIAA/ASME/ASCE/AHS/ASC Structures, Structural Dynamics and Materials Conference, St. Louis, MO, April 1999.

Li, J., Zhou, X., Gu, H. and Chattopadhyay, A., “Dynamic Responses of Smart Composites Using a Coupled Thermo-Piezoelectric-Mechanical Model,” AIAA 99-1481, Proc., AIAA/ASME/ASCE/AHS/ASC Structures, Structural Dynamics and Materials Conference, St. Louis, MO, 2324-2335, April 1999.

Chattopadhyay, A., Liu, Q. and Nam, C., “Rotor Vibratory Response Analysis Using Smart Materials and Aeroelastic Control,” AIAA 99-1504, Proc., AIAA/ASME/ASCE/AHS/ASC Structural Dynamics and Material Conference, St. Louis, MO, 2425-2433, April 1999.

Nam, C., Chattopadhyay, A. and Kim, Y., “Aeroelastic Control of Smart Composite Plate with Delaminations,” Proc., 6th International Symposium on Smart Structures and Materials, Newport Beach, CA, March 1999.

Talya, S.S., Jha, R., Chattopadhyay, A. and Rajadas, J.N., “Development of Multidisciplinary Optimization Procedure for Gas Turbine Blade Design,” AIAA 99-0364, Proc., 37th AIAA Aerospace Sciences Meeting and Exhibit, Reno, NV, January 1999.

1998
1998

Chattopadhyay, A., Dragomir-Daescu, D. and Nam, C., “An Investigation of Delaminated Smart Composite Plates for Damage Detection,” Proc., The International Mechanical Engineering Congress & Exposition, Anaheim, November 1998.

Chattopadhyay, A., Gu, H. and Li, J., “A Thermo-Piezoelectric-Mechanical Coupled Theory for the Analysis of Smart Composites Under Thermal Load,” Proc., 10th International Conference on Adaptive Structures, Cambridge, MA, October 1998.

Chattopadhyay, A. and Radu, A., “Dynamic Buckling of Composite Plates using a Higher Order Theory,” Proc., International Conference on Computational Engineering Science, Atlanta, GA, October 1998.

Talya, S.S., Rajadas, J.N. and Chattopadhyay, A., “Multidisciplinary Optimization of Gas Turbine Blade Design,” AIAA 98-4864, Proc., 7th AIAA/USAF/NASA/ISSMO Symposium on Multidisciplinary Analysis and Optimization, St. Louis, MO, Sept. 1998.

Nam, C., Chattopadhyay, A. and Kim, Y., “An Optimal Wing Planform Design for Aeroelastic Control,” AIAA 98-4834, Proc., 7th AIAA/USAF/NASA/ISSMO Symposium on Multidisciplinary Analysis and Optimization, St. Louis, MO, Sept. 1998.

Chattopadhyay, A., Dragomir-Daescu, D. and Nam, C., “Active Control of Delaminated Composite Plates with Piezoelectric Actuators and Sensors,” Proc., 13th Annual Conference of the American Society of Composites (ASC), Baltimore, September 1998.

Talya, S., Rajadas, J.N. and Chattopadhyay, A., “Multidisciplinary Design Optimization of Film-Cooled Gas Turbine Blade,” AIAA-29, Proc., 7th AIAA/ASME Joint Thermophysics and Heat Transfer Conference, Albuquerque, NM, June 1998.

Chattopadhyay, A., Liu, Q., and Gu, H., “Aeromechanical Modeling of Smart Composite Rotor Blade for Vibration Reduction,” Proc., 54th Forum of the American Helicopter Society, Washington DC, 811-827, April 29-May 1, 1998.

Chattopadhyay, A., Li, J. and Gu, H., “A Coupled Thermo-Piezoelectric-Mechanical Model for Smart Composite Laminates,” AIAA 98-2044, Proc., 39th AIAA/ASME/ASCE/AHS/ASC Structures, Structural Dynamics and Materials Conference, Long Beach, CA, April 1998.

Dragomir-Daescu, D., Chattopadhyay, A. and Gu, H., “Dynamics of Delaminated Composite Plates with Piezoelectric Actuators,” AIAA 98-2043, Proc., 39th AIAA/ASME/ASCE/AHS/ASC Structures, Structural Dynamics and Materials Conference, Long Beach, CA, April 1998.

Jha, R., Chattopadhyay, A. and Rajadas, J.N., “Optimization of Turbomachinery Airfoil Shape for Improved Performance,” AIAA 98-1917, Proc., 39th AIAA/ASME/ASCE/AHS/ASC Structures, Structural Dynamics and Materials Conference, Long Beach, CA, April 1998.

Rajadas, J.N., Jury, A.R. and Chattopadhyay, A., “Enhanced Multiobjective Optimization Technique with Application to High Speed Aircraft,” AIAA 98-1818, Proc., 39th AIAA/ASME/ASCE/AHS/ASC Structures, Structural Dynamics and Materials Conference, Long Beach, CA, April 1998.

Seeley, C.E. and Chattopadhyay, A., “Optimization Using Higher Order Approximation and Parallel Processing,” AIAA 98-1753, Proc., 39th AIAA/ASME/ASCE/AHS/ASC Structures, Structural Dynamics and Materials Conference, Long Beach, CA, April 1998.

Chattopadhyay, A., Seeley, C.E. and Jha, R., “Aeroelastic Tailoring Using Piezoelectric Actuation and Hybrid Optimization,” SPIE 3329-04, Proc., 1998 Symposium on Smart Structures and Materials, San Diego, California, 330-345, March 1998.

Chattopadhyay, A., Mitchell, L.A. and Gu, H., “Modeling of Multilayered C-Block Actuators,” SPIE 3329-65, Proc., 1998 Symposium on Smart Structures and Materials, San Diego, California, 234-247, March 1998.

1997
Seeley, C.E., and Chattopadhyay, A., “Experimental Investigation of Composites with Piezoelectric Actuation and Debonding,” AD-Vol. 54, Proc., Adaptive Structures and Materials Systems, 1997 ASME-International Mechanical Engineers Congress & Exposition, Dallas, Texas, 163-178, November 1997.

Chattopadhyay, A. and Jha, R., “Multidisciplinary Optimization of Composite Wings Using Refined Structural and Aeroelastic Analyses Methodologies,” AD-Vol. 53-3, Proc., Fluid Structures Interaction, Aeroelasticity, Flow-Induced Vibrations and Noise, Volume III, 1997 ASME-International Mechanical Engineers Congress & Exposition, Dallas, Texas, 175-183, November 1997.

Chattopadhyay, A., Dragomir, D. and Gu, H., “Dynamic Response of Smart Composites with Delaminations,” Proc., International Workshop on Structural Health Monitoring, Stanford, CA, 729-740, September 1997.

Chattopadhyay, A., Gu, H. and Liu, Q., “Modeling of Smart Composite Box Beams with Nonlinear Induced Strain,” Proc., 3rd ARO Workshop on Smart Structures, Blacksburg, VA, 18-40, August 1997.

Gu, H. and Chattopadhyay, A., “Elasticity Solution of Polymeric Piezoelectric C-Block Composite Actuator,” Paper No. 2490/0361, Proc., 11th Intl. Conference on Composite Materials (ICCM-11), Gold Coast, Australia, 338-349, July 1997.

Chattopadhyay, A. and McCarthy, T.R., “Multidisciplinary Optimization of Tilt Rotor Blades Using Comprehensive Composite Modeling Technique,” Proc., 53rd Forum of the American Helicopter Society, Virginia Beach, Virginia, 809-822, April 1997.

Chattopadhyay, A. and Jha, R., “Development of a Comprehensive Aeroelasticity Analysis Procedure for Composite Wings Using S-Domain Methodology,” AIAA 97-1026, Proc., 38th AIAA/ASME/ASCE/AHS/ASC Structures, Structural Dynamics and Materials Conference, Orlando, Florida, 1-13, April 1997.

Gu, H. and Chattopadhyay, A., “Three Dimensional Elasticity Solution for Delamination Buckling of Composites,” AIAA 97-1296, Proc., 38th AIAA/ASME/ASCE/AHS/ASC Structures, Structural Dynamics and Materials Conference, Orlando, Florida, 2629-2637, April 1997.

Seeley, C.E. and Chattopadhyay, A., “Delamination Modeling of Smart Composite Laminates, A Finite Element Approach,” AIAA 97-1344, Proc., 38th AIAA/ASME/ASCE/AHS/ASC Structures, Structural Dynamics and Materials Conference, Orlando, Florida, 1692-1706, April 1997.

Jha, R. and Chattopadhyay, A., “Development of a Comprehensive Aeroelastic Analysis Procedure for Composite Wings Using S-Domain Methodology,” AIAA 97-1026, Proc., 38th AIAA/ASME/ASCE/AHS/ASC Structures, Structural Dynamics and Materials Conference, Orlando, Florida, April 1997.

Mitchell, L.A., Chattopadhyay, A. and Gu, H., “Improved Modeling of C-Block Actuators,” SPIE 3041-39, Proc., 1997 Symposium on Smart Structures and Materials, San Diego, California, March 1997.

Chattopadhyay, A., Jury, R.A. and Narayan, J.R., “An Enhanced Multiobjective Formulation Technique for Multidisciplinary Design Optimization,” AIAA 97-0127, Proc., 35th Aerospace Sciences Meeting and Exhibit, Reno, Nevada, 1-13, January 1997.

1996
1996

Chattopadhyay, A. and Gu, H., “Three-Dimensional Elasticity Solutions for Buckling of Composite Plates,” Proc., 1996 ASME-International Mechanical Engineers Congress & Exposition, Special Symposium on Design and Manufacturing of Composites, Atlanta, Georgia, November 1996.

Chattopadhyay, A. and Gu, H., “An Experimental Investigation of Delamination Buckling and Postbuckling of Composite Laminates,” Proc., 14th Army Symposium on Solid Mechanics, Myrtle Beach, South Carolina, October 1996.

Narayan, J.R., Chattopadhyay, A. and Pagaldipti, N., “Improvements in Relaminarization Characteristics of Turbine Blades Using Design Optimization,” AIAA 96-4143, Proc., 6th AIAA/NASA/USAF Multidisciplinary Analysis & Optimization Symposium, Bellevue, Washington, 1372-1381, September 1996.

Seeley, C.E. and Chattopadhyay, A, “Development of a Hybrid Optimization Technique for Continuous/Discrete Optimization,” AIAA 96-4149, Proc., 6th AIAA/NASA/USAF Multidisciplinary Analysis & Optimization Symposium, Bellevue, Washington, 1430-1440, September 1996.

Chattopadhyay, A. and Jha, R., “Application of Hybrid Optimization Technique for Improved Aeroelastic Performance of Composite Wings,” AIAA 96-4015, Proc., 6th AIAA/NASA/USAF Multidisciplinary Analysis & Optimization Symposium, Bellevue, Washington, 1-9, September 1996.

Chattopadhyay, A. and Guo, R., “Energy Absorption in Composite Plates Undergoing Elastoplastic Deformation Using Analytical Sensitivity and Hybrid Optimization,” Proc., 52nd Annual Forum of the American Helicopter Society, Washington, D.C., 961-970, June 1996.

Seeley, C.E. and Chattopadhyay, A., “Modeling Delamination in Smart Composite Laminates,” AIAA 96-1276, Proc., AIAA/ASME/AHS Adaptive Structures Forum, Salt Lake City, Utah, 109-119, April 1996.

Gu, H. and Chattopadhyay, A., “Elasticity Solution for Delamination Buckling of Plates,” AIAA 96-1612, Proc., 37th AIAA/ASME/ASCE/AHS/ASC Structures, Structural Dynamics and Materials Conference, Salt Lake City, Utah, 2543-2551, April 1996.

Chattopadhyay, A. Zhang, S. and Jha, R., “Structural and Aeroelastic Analysis of Composite Wing Box Sections Using Higher Order Laminate Theory,” AIAA 96-1567, Proc., 37th AIAA/ASME/ASCE/AHS/ASC Structures, Structural Dynamics and Materials Conference, Salt Lake City, Utah, 2185-2198, April 1996.

Pagaldipti, N., Narayan, J.R. and Chattopadhyay, A., “Multidisciplinary Optimization Procedure for High Speed Aircraft Using Semi-Analytical Sensitivity Analysis Procedure and Multilevel Decomposition,” AIAA 96-1478, Proc., 37th AIAA/ASME/ASCE/AHS/ASC Structures, Structural Dynamics and Materials Conference, Salt Lake City, Utah, 1479-1493, April 1996.

McCarthy, T.R. and Chattopadhyay, A., “A Refined Higher-Order Composite Box Beam Theory,” AIAA 96-1470, Proc., 37th AIAA/ASME/ASCE/AHS/ASC Structures, Structural Dynamics and Materials Conference, Salt Lake City, Utah, 1398-1408, April 1996.

Seeley, C.E., Chattopadhyay, A. and Mitchell, L., “Design of a Smart Flap Using C-block Actuators and a Hybrid Optimization Technique,” SPIE 2717-07, SPIE’s 1996 Symposium on Smart Structures and Materials, San Diego, California, 132-145, February 1996.

1995
Chattopadhyay, A. and McCarthy, T.R., “A Higher Order Composite Box Beam Theory for Tilt-Rotor Analysis,” Proc., 6th International Workshop on Dynamics and Aeroelastic Stability Modeling of Rotorcraft Systems, UCLA, Los Angeles, California, 4-1-4-20, November 1995.

Guo, R. and Chattopadhyay, A., “Energy Absorption in Composite Plates Using Analytical Sensitivity and Hybrid Optimization,” Proc., National Technical Specialists’ Meeting on Advanced Rotorcraft Structures, Williamsburg, VA, 1-17, October 1995.

Narayan, J.R., Chattopadhyay, A. and Pagaldipti, N., “Development of a Multiobjective Optimization Procedure for Sonic Boom Minimization,” Proc., Part 2 (classified) NASA High Speed Research Program Sonic Boom Workshop, NASA Langley Research Center, Hampton, Virginia, 1-29, September 1995.

Chattopadhyay, A. and Gu, H., “Exact Elasticity Solution for Buckling of Composites,” Proc., Tenth Intl. Conference on Composite Materials, Whistler, British Columbia, Canada, V-93-V-100, August 1995.

Chattopadhyay, A., Narayan, J.R. and Pagaldipti, N., “Optimization Procedure for Reduced Sonic Boom in High Speed Flight,” AIAA 95-2156, Proc., 26th AIAA Fluid Dynamics Conference, San Diego, California, 1-12, June 1995.

Roglin, R.L., Hanagud S.V., Peters, D. and Chattopadhyay, A., “Optimization of the Twist Distribution Using an Adaptive Airfoil,” Proc., 51st Annual Forum of the American Helicopter Society, Fort Worth, Texas, 957-964, May 1995.

McCarthy, T.R., Chattopadhyay, A. and Zhang S., “A Coupled Rotor/Wing Optimization Procedure for High Speed Tilt-Rotor Aircraft,” Proc., 51st Annual Forum of the American Helicopter Society, Fort Worth, Texas, 924-936, May 1995.

Narayan, J.R., Chattopadhyay, A., Pagaldipti, N. and Zhang S., “Integrated Aerodynamic and Heat Transfer Optimization Procedure for Turbine Blade Design,” AIAA 95-1479, Proc., 36th AIAA/ASME/ASCE/AHS/ASC Structures, Structural Dynamics and Materials Conference, New Orleans, Louisiana, 2973-2982, April 1995.

Seeley, C.E., Chattopadhyay, A. and Brei, D., “Development of a Polymeric Piezoelectric C-Block Actuator Using a Hybrid Optimization Technique,” AIAA 95-1109, Proc., 36th AIAA/ASME/ASCE/AHS/ASC Structures, Structural Dynamics and Materials Conference, New Orleans, Louisiana, 3285-3295, April 1995.

Guo, R. and Chattopadhyay, A., “The Development of a Finite Element Based Design Sensitivity Analysis for Buckling and Postbuckling of Composite Plates,” AIAA 95-1287, Proc., 36th AIAA/ASME/ASCE/AHS/ASC Structures, Structural Dynamics and Materials Conference, New Orleans, Louisiana, 1119-1131, April 1995.

Chattopadhyay, A. and Gu, H., “Delamination Buckling and Postbuckling of Composite Cylindrical Shells,” AIAA 95-1499, Proc., 36th AIAA/ASME/ASCE/AHS/ASC Structures, Structural Dynamics and Materials Conference, New Orleans, Louisiana, 3095-3105, April 1995.

Chattopadhyay, A., Narayan, J.R. and Pagaldipti, N., “Multidisciplinary Approach to Optimum Wing Design using Multilevel Decomposition and Semi-Analytical Sensitivity Analysis,” Proc., NASA Computational Aerosciences Workshop, Santa Clara, California, 74-77, March 1995.

Seeley, C.E. and Chattopadhyay, A., “Development of a Higher Order Laminate Theory for Modeling Composites with Induced Strain Actuators,” Proc., SPIE’s 1995 North American Conference on Smart Structures and Materials, Vol. [2443-34], San Diego, California, 314-326, February 1995.

Narayan, J.R., Chattopadhyay, A. and Pagaldipti, N., “Optimization Procedure for Improved Sonic Boom and Aerodynamic Performance Using a Multiobjective Formulation Technique,” AIAA 95-0127, Proc., 33rd Aerospace Sciences Meeting and Exhibit, Reno, Nevada, 1-13, January 1995.

1994
1994

Chattopadhyay, A., McCarthy, T.R. and Seeley, C.E., “A Multiple Design Point Optimization of High Speed Prop-Rotors,” Proc., 12th European Rotorcraft Forum, Amsterdam, the Netherlands, 47-1-47-19, October 1994.

Pagaldipti, N. and Chattopadhyay, A., “A Discrete Semi-Analytical Procedure for Aerodynamic Sensitivity Analysis Including Grid Sensitivity,” AIAA 94-4268, Proc., 5th AIAA/NASA/USAF/ISSMO Symposium on Multidisciplinary Analysis and Optimization, Panama City, Florida, 161-169, September 1994.

Chattopadhyay, A., McCarthy, T.R. and Seeley, C.E., “A Decomposition Based Optimization Procedure for High Speed Prop-Rotors Using Composite Tailoring and Simulated Annealing,” Proc., 50th Forum of the American Helicopter Society, Washington, D.C., 1403-1418, May 1994.

Seeley, C.E. and Chattopadhyay, A., “Development of Intelligent Structures Using Multiobjective Optimization and Simulated Annealing,” AIAA 94-1777, Proc., AIAA/ASME/ AHS Adaptive Structures Forum, Hilton Head, South Carolina, 411-421, April 1994.

Chattopadhyay, A. and Guo, R., “A Design Sensitivity Analysis Technique for Composites Undergoing Finite Elastoplastic Deformation,” AIAA 94-1542, Proc., 35th  AIAA/ASME/ASCE/AHS/ASC Structures, Structural Dynamics and Materials Conference, Hilton Head, South Carolina, 1742-1752, April 1994.

Gu, H. and Chattopadhyay, A., “A New Higher-Order Plate Theory in Modeling Delamination Buckling of Composite Laminates,” AIAA 94-1370, Proc., 35th AIAA/ASME/ASCE/AHS/ASC Structures, Structural Dynamics and Materials Conference, Hilton Head, South Carolina, 504- 513, April 1994.

Chattopadhyay, A. and Seeley, C.E., “A Multiobjective Optimization Procedure for the Design of Rotating Composite Box Beams with Discrete Piezoelectric Actuators,” Proc., SPIE’s 1994 North American Conference on Smart Structures and Materials, Vol. [2190-04], Orlando, Florida, 38-51, February 1994.

McCarthy, T.R., Chattopadhyay, A., Talbot, P. and Madden, J.F., III, “A Performance Based Optimization of High Speed Prop-Rotors,” Proc., Aeromechanics Specialists’ Conference, sponsored by the American Helicopter Society, San Francisco, California, 5.4.1-5.4.7, January 1994.

Chattopadhyay, A. and Pagaldipti, N., “A Multilevel Decomposition Procedure for Efficient Design of High Speed Civil Transport,” AIAA 94-0097, Proc., 32nd Aerospace Sciences Meeting and Exhibit, Reno, Nevada, 1-11, January 1994.

1993
1993

Chattopadhyay, A., McCarthy, T.R. and Pagaldipti, N., “A Multilevel Decomposition Procedure for Efficient Design Optimization of Helicopter Rotor Blades,” Paper No. G7, Proc., Nineteenth European Rotorcraft Forum, Cernobio, Italy, G7.1-14, September 1993.

Chattopadhyay, A., McCarthy, T.R. and Madden, J.F., III, “Optimum Design of High Speed Prop Rotors Including the Coupling of Performance, Aeroelastic Stability and Structures,” Proc., 49th Forum of the American Helicopter Society, St. Louis, Missouri, 1397-1407,  May 1993.

Chattopadhyay, A., McCarthy, T.R. and Madden, J.F., III, “A Design Optimization Procedure for Minimizing Drive System Weight of High Speed Prop Rotors,” Paper No. 7, Proc., American Helicopter Society Specialists’ Meeting on Rotorcraft Multidisciplinary Design Optimization, Atlanta, Georgia, 7.1-7.8, April 1993.

Chattopadhyay, A. and Seeley, C.E. “Application of Design Optimization Techniques for Vibration Control of Structures Using Piezoelectric Devices,” Proc., SPIE’s 1993 North American Conference on Smart Structures and Materials, Vol. [1917-69], Albuquerque, New Mexico, February 1993.

Chattopadhyay, A. and McCarthy, T.R., “Design of High Speed Prop-Rotors Using Multiobjective Optimization Techniques,” AIAA 93-1032, Proc., AIAA/AHS/ASEE Aerospace Design Conference Irvine, California, 1-10, February 1993.

Chattopadhyay, A., Ferreira, J.M. and Pringnitz, S.J., “Reducing Edge Delamination Stresses in Composite Plates Using Multiobjective Optimization,” Proc., AIAA  93-1143, AIAA/AHS/ASEE Aerospace Design Conference Irvine, California, 1-10, February 1993.

1992
Chattopadhyay, A. and McCarthy, T.R., “Multidisciplinary Optimization of Helicopter Rotor Blades Including Design Variable Sensitivity,” AIAA 92-4783, Proc., 4th AIAA/USAF/NASA/OAI Symposium on Multidisciplinary Analysis and Optimization, Cleveland, Ohio, 1-10, September 1992.

Chattopadhyay, A.  and Narayan, J.R., “Optimum Design of High-Speed Prop Rotors Using a Multidisciplinary Approach,” Proc., 48th Forum of the American Helicopter Society, Washington, DC, 1167-1177, May 1992.

Chattopadhyay, A. and Narayan, J.R., “A Design Optimization Procedure for High-Speed Prop-Rotors,” AIAA 92-2375, Proc., 33rd AIAA/ASME/ASCE/AHS/ASC Structures, Structural Dynamics and Materials Conference, Dallas, Texas, 2656-2662, April 1992.

Chattopadhyay, A. and McCarthy, T.R., “Optimum Design of Helicopter Rotor Blades with Multidisciplinary Couplings,” AIAA 92-0214, Proc., 30th AIAA Aerospace Sciences Meeting, Reno, Nevada, 1-9, January 1992.

1991
Chattopadhyay, A. and Ferreira, J.M., “Application of Design Optimization to Composite Tubes,” Proc., American Helicopter Society’s Technical Specialists’ Meeting on Structures, Williamsburg, Virginia, 1-16, October 1991.

Chattopadhyay, A. and McCarthy, T.R., “Multiobjective Design Optimization of Helicopter Rotor Blades with Multidisciplinary Couplings,” Proc., OPTI 91−Computer Aided Optimum Design of Structures, sponsored by Wessex Inst. of Technology, Cambridge, Massachusetts, 451-461, June 1991.

1990
Chattopadhyay, A. and Chiu, Y.D., “An Enhanced Integrated Aerodynamic/Dynamic Approach to Optimum Rotor Blade Design,” Proc., 46th American Helicopter Society’s Annual Forum, Washington, D. C., 459-468, May 1990.

Chattopadhyay, A. and Jones, H., “Performance of an Optimized Rotor Blade at Off-Design Flight Conditions,” Proc., Vertical Lift Aircraft Design Conference, sponsored by the American Helicopter Society and NASA Ames Research Center, San Francisco, California, 1-14, January 1990.

1989
Chattopadhyay, A., Walsh, J.L. and Riley, M.F., “Integrated Aerodynamic/Dynamic Optimization of Helicopter Rotor Blades,” AIAA 89-1269, Proc., 30th AIAA/ASME/ASCE/ AHS/ASC Structures, Structural Dynamics and Materials Conference, Mobile, Alabama, 946- 958, April 1989.

Chattopadhyay, A. and Walsh, J.L., “Structural Optimization of Rotor Blades with Integrated Dynamics and Aerodynamics,” Proc., Second NASA/Air Force Symposium on Recent Advances in Multidisciplinary Analysis and Optimization, Hampton, Virginia, 209-233, September 1988.

Chattopadhyay, A. and Walsh, J.L., “Minimum Weight Design of Rotorcraft Blades with Multiple Frequency and Stress Constraints,” AIAA 88-2337, Proc., 29th AIAA/ASME/ ASCE/AHS/ASC Structures, Structural Dynamics and Materials Conference, Williamsburg, Virginia, 1020-1031, April 1988.

Chattopadhyay, A. and Walsh, J.L., “Minimum Weight Design of Rectangular and Tapered Helicopter Rotor Blades with Frequency Constraints,” Proc., 2nd Intl. Conference on Rotorcraft Basic Research, College Park, Maryland, 1-13, February 1988.

1986
Hanagud, S.V., Chattopadhyay, A., Yillikci, Y.K., Schrage, D. and Reichert, G., “Optimum Design of a Helicopter Rotor Blade,” Paper No. 12, Proc., 12th European Rotorcraft Forum, Garmisch-Partenkirchen, West Germany, 12-1-12-26, September 1986.

Chattopadhyay, A., Hanagud, S.V. and Smith, C.V., “Minimum Weight Design of a Structure with Dynamic Constraints and a Coupling of Bending and Torsion,” AIAA 86-0928, Proc., 28th AIAA/ASME/ASCE/AHS/ASC Structures, Structural Dynamics and Materials Conference, San Antonio, Texas, 386-394, May 1986.

Hanagud, S.V., Chattopadhyay, A., Zhang, J. and Wang, Y., “Mechanism of Energy Absorption via Buckling: An Analytical Study,” Proc., National Specialists’ Meeting on Crashworthy Design of Rotorcraft, sponsored by the American Helicopter Society, Georgia Institute of Technology, Atlanta, Georgia, April 1986.

1985, 1982

1985

Hanagud, S.V., Smith, C.V. and Chattopadhyay, A., “Optimal Design of Vibrating Beam with Coupled Bending and Torsion,” AIAA 85-0643, Proc., 26th AIAA/ASME/ASCE/AHS/ASC Structures, Structural Dynamics and Materials Conference, Orlando, Florida, 780-792, April 1985.

1982

Hanagud, S.V., Chattopadhyay, A. and Karlovitz, L., “Shape Optimization of Fiber Reinforced Composites,” AIAA 82-0719, Proc., 23rd AIAA/ASME/ASCE/AHS/ASC Structures, Structural Dynamics and Materials Conference, New Orleans, Louisiana, 387-396, April 1982.