Journal publications and book chapters

       

              Writing a scientific manuscript, Z. Holman.

2017

2017 - Loss analysis of monocrystalline CdTe
Loss analysis of monocrystalline CdTe solar cells with 20% active-area efficiency

J. Becker, M. Boccard, C. Campbell, Y. Zhao, M. Lassise, Z. Holman, and Y.-H. Zhang

IEEE J. Photovoltaics 7, 900–905 (2017).
2017 - Light management book
Light management in silicon solar cells

Z. Holman and M. Boccard

Photovoltaics: From Fundamentals to Applications, edited by A. Reinders, P. Verlinden, W. van Sark, and A. Freundlich, Wiley (2017).
2017 - Effectively transparent contacts
Silicon heterojunction solar cells with effectively transparent front contacts

R. Saive, M. Boccard, T. Saenz, S. Yalamanchili, C. Bukowsky, P. Jahelka, Z. Yu, J. Shi, Z. Holman, and H. Atwater

Sust. Energy Fuels DOI: 10.1039/C7SE00096K (2017).
PVK-Si-tandem
23.6% efficient monolithic perovskite/silicon tandem solar cells with improved stability

K. Bush*, A. Palmstrom*, Z. Yu*, M. Boccard, R. Cheacharoen, J. Mailoa, D. McMeekin, R. Hoye, C. Bailie, T. Leijtens, I. Peters, M. Minichetti, N. Rolston, R. Prasanna, S. Sofia, D. Harwood, W. Ma, F. Moghadam, H. Snaith, T. Buonassisi, Z. Holman, S. Bent, and M. McGehee

Nature Energy 2, 17009 (2017).
2017 - ZnTe contact
Monocrystalline CdTe/MgCdTe Double-Heterostructure Solar Cells With ZnTe Hole Contacts

J. Becker, C. Campbell, Y. Zhao, M. Boccard, D. Mohanty, M. Lassise, E. Suarez, I. Bhat, Z. Holman, and Y.-H. Zhang

IEEE J. Photovoltaics 7, 307–312 (2017).

2016

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Accuracy of expressions for the fill factor of a solar cell in terms of open-circuit voltage and ideality factor

M. Leilaeioun and Z. Holman

J. Appl. Phys. 120, 123111 (2016).

This article may be downloaded for personal use only. Any other use requires prior permission of the author and AIP Publishing. The following article appeared in Journal of Applied Physics and may be found at http://dx.doi.org/10.1063/1.4962511.
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Selecting tandem partners for silicon solar cells

Z. Yu, M. Leilaeioun, and Z. Holman

Nature Energy 1, 16137 (2016).

Publisher version http://www.nature.com/articles/nenergy2016137.
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High-mobility hydrogenated indium oxide without introducing water during sputtering

M. Boccard, N. Rodkey, and Z. Holman

Energy Procedia 92, 297-303 (2016).

Publisher version http://dx.doi.org/10.1016/j.egypro.2016.07.083.
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CdTe nBn photodetectors with ZnTe barrier layer grown on InSb substrates

Z.-Y. He, C. Campbell, M. Lassise, Z.-Y. Lin, J. Becker, Y. Zhao, M. Boccard, Z. Holman, and Y.-H. Zhang

Appl. Phys. Lett. 109, 121112 (2016).

This article may be downloaded for personal use only. Any other use requires prior permission of the author and AIP Publishing. The following article appeared in Applied Physics Letters and may be found at http://dx.doi.org/10.1063/1.4963135.
placeholderOff-axis holographic lens spectrum-splitting photovoltaic system for direct and diffuse solar energy conversion
S. Vorndran, B. Chrysler, B. Wheelwright, R. Angel, Z. Holman, and R. Kostuk

Appl. Opt. 55, 7522–7529 (2016).

© 2016 Optical Society of America. One print or electronic copy may be made for personal use only. Systematic reproduction and distribution, duplication of any material in this paper for a fee or for commercial purposes, or modifications of the content of this paper are prohibited. Publisher version: http://dx.doi.org/10.1364/AO.55.007522.
placeholderEfficient semi-transparent perovskite solar cells for 23%-efficiency perovskite/silicon four-terminal tandem cells
B. Chen, Y. Bai, Z. Yu, T. Li, X. Zheng, Q. Dong, M. Boccard, A. Gruverman, Z. Holman, and J. Huang

Adv. Energy Mater., 1601128, 2016.

This is the pre-peer reviewed version of the following article: Adv. Energy Mater., 1601128, 2016. doi:10.1002/aenm.201601128, which has been published in final form at http://dx.doi.org/10.1002/aenm.201601128. This article may be used for non-commercial purposes in accordance with Wiley Terms and Conditions for Self-Archiving.
placeholderPlasma-initiated rehydrogenation of amorphous silicon to increase the temperature processing window of silicon heterojunction solar cells
J. Shi, M. Boccard, and Z. Holman

Appl. Phys. Lett. 109, 031601 (2016).

This article may be downloaded for personal use only. Any other use requires prior permission of the author and AIP Publishing. The following article appeared in Applied Physics Letters and may be found at http://dx.doi.org/10.1063/1.4958831.
placeholderSilicon wafers with optically specular surfaces formed by chemical polishing
Z. Yu, B. Wheelwright, S. Manzoor, and Z. Holman

J. Mater. Sci. Mater. Electron. 27, 10270–10275 (2016).

The final publication is available at Springer via http://dx.doi.org/10.1007/s10854-016-5108-y.
placeholderMonocrystalline CdTe solar cells with open-circuit voltage over 1 V and efficiency of 17%
Y. Zhao, M. Boccard, S. Liu, J. Becker, X.-H. Zhao, C. Campbell, E. Suarez, M. Lassise

Nature Energy 1, 16067 (2016)

Publisher version Nature Energy Article number: 16067 (2016) doi:10.1038/nenergy.2016.67.

2015

placeholderAmorphous silicon carbide passivating layers for crystalline-silicon-based heterojunction solar cells
M. Boccard and Z. Holman

J. Appl. Phys. 118, 065704 (2015).

Copyright (2015) American Institute of Physics. This article may be downloaded for personal use only. Any other use requires prior permission of the author and the American Institute of Physics. The following article appeared and may be found in J. Appl. Phys. 118, 065704 (2015).
placeholderPVMirror: A new concept for tandem solar cells and hybrid solar converters
Z. Yu, K. Fisher, B. Wheelwright, R. Angel, and Z. Holman

IEEE J. Photovoltaics 5, 1791–1799 (2015).

Publisher version: IEEE J. Photovolt. DOI:10.1109/JPHOTOV.2015.2458571 (2015).

2014

2013

2012

2011

2010

2009 – 2005

Conference publications

  • Z. Holman, K. Fisher, M. Jordan, T. Thornton, J. Husman, C. Honsberg, and T. Rowlands, “REU Site: Solar energy research for the Terawatt Challenge,” ASEE (2016)
  • K. Fisher, Z. Yu, R. Stirling, and Z. Holman, “PVMirrors: Hybrid PV/CSP collectors that enable lower LCOEs,” SolarPACES (2016).
  • Y. Zhao, M. Boccard, J. Becker, X.-H. Zhao, C. Campbell, E. Suarez, Z. Holman, and Y.-H. Zhang, “Monocrystalline CdTe / MgCdTe double-heterostructure solar cells with 1.122 V Voc and 18.3% efficiency,” 43rd IEEE PVSC Proc. (2016).
  • C. Zhang, N. N. Faleev, L. Ding, M. Boccard, M. Bertoni, Z. Holman, R. R. King, C. B. Honsberg, “Hetero-emitter GaP/Si Solar Cells with High Si Bulk Lifetime,” 43rd IEEE PVSC Proc. (2016).
  • J. J. Becker, C. M. Campbell, Y. Zhao, M. Boccard, D. Mohanty, E. Suarez, M. Lassise, I. Bhat, Z. Holman, and Yong-Hang Zhang, “Monocrystalline CdTe/MgCdTe double-heterostructure solar cells with a ZnTe hole-contact and passivation layer,” 43rd IEEE PVSC Proc. (2016).
  • Y. Zhao, M. Boccard, J. Becker, X.-H. Zhao, C. Campbell, E. Suarez, Z. Holman, and Y.-H. Zhang, “High built-in potential and Voc of monocrystalline CdTe/MgCdTe double-heterostructure solar cells with p-type a-Si:H hole-contacts,” 43rd IEEE PVSC Proc. (2016).
  • S. Manzoor, M. Filipič, M. Topič, and Z. Holman, “Revisiting light trapping in silicon solar cells with random pyramids,” 43rd IEEE PVSC Proc. (2016).
  • M. Leilaeioun, Z. Yu, and Z. Holman, “Optimization of front TCO layer of silicon heterojunction solar cells for tandem applications,” 43rd IEEE PVSC Proc. (2016).
  • Z. Yu, K. Fisher, and Z. Holman, “Modeling of GaAs/silicon PVMirror tandem system: A case study,” 43rd IEEE PVSC Proc. (2016).
  • M. Boccard, A. Jackson, and Z. Holman, “Crystalline silicon passivation with amorphous silicon carbide layers,” 43rd IEEE PVSC Proc. (2016).
  • M. Boccard, X. Yang, K. Weber, and Z. Holman, “Passivation and carrier selectivity of TiO2 contacts in silicon solar cells when combined with different passivation layers and electrodes,” 43rd IEEE PVSC Proc. (2016).
  • M. Boccard, N. Rodkey, and Z. Holman, “Properties of hydrogenated indium oxide prepared by reactive sputtering with hydrogen gas,” 43rd IEEE PVSC Proc. (2016).
  • C. Campbell, Y. Zhao, E. Suarez, M. Boccard, X.-H. Zhao, Z.-Y. He, P. Webster, M. Lassise, S. Johnson, Z. Holman, and Y.-H. Zhang, “1.7 eV MgCdTe double-heterostructure solar cells for tandem device applications,” 43rd IEEE PVSC Proc. (2016).
  • R. Saive, C. Bukowsky, S. Yalamanchili, M. Boccard, T. Saenz, A. Borsuk, Z. Holman, and H. Atwater, “Effectively transparent contacts for silicon heterojunction solar cells,” 43rd IEEE PVSC Proc. (2016).
  • M. Boccard, N. Rodkey, and Z. Holman, “High-mobility hydrogenated indium oxide without introducing water during sputtering,” 6th SiliconPV Proc.(2016).
  • Z. Yu, K. Fisher, and Z. Holman, “Evaluation of spectrum-splitting dichroic mirrors for PVMirror tandem solar cells,” 42nd IEEE PVSC Proc. (2015).
  • M. Leilaeioun and Z. Holman, “A new expression for intrinsic fill factor of silicon solar cells,” 42nd IEEE PVSC Proc. (2015).
  • M. Boccard, L. Ding, P. Koswatta, M. Bertoni, and Z. Holman, “Evaluation of metal oxides prepared by reactive sputtering as carrier-selective contacts for crystalline silicon solar cells,” 42nd IEEE PVSC Proc. (2015).
  • P. Koswatta, M. Boccard, and Z. Holman, “Carrier-selective contacts in silicon solar cells,” 42nd IEEE PVSC Proc. (2015).
  • L. Ding, M. Boccard, J. Williams, A. Jeffries, S. Gangam, K. Ghosh, C. Honsberg, S. Bowden, Z. Holman, H. Atwater, T. Buonassisi, S. Bremner, M. Green, C. Ballif, and M. Bertoni, “ ‘Thin silicon solar cells: A path to 35% Shockley-Queisser limits’, a DOE-funded FPACE II project,” 40th IEEE PVSC Proc. (2014).
  • J. Shi and Z. Holman, “Micro-concentrated silicon heterojunction solar cells: Basic concept, device simulation, and system modeling” 40th IEEE PVSC Proc. (2014).
  • P. Koswatta and Z. Holman, “a-Si:H/TCO contact resistance measurement using a Kelvin cross bridge resistor,” 40th IEEE PVSC Proc. (2014).
  • M. Bailly, J. Carpenter, Z. Holman, and S. Bowden, “Substrate-dependent growth of microcrystalline silicon,” 40th IEEE PVSC Proc. (2014).
  • M. Filipič, Z. Holman, F. Smole, S. De Wolf, C. Ballif, and M. Topič, “Amorphous silicon / crystalline silicon heterojunction solar cells – Analysis of lateral conduction through the inversion layer,” Int. MIEL Conf. Proc. (2014).
  • A. Descoeudres, C. Allebé, N. Badel, L. Barraud, F. Debrot, B. Demaurex, A. Faes, J. Geissbühler, N. Holm, Z. Holman, J. Holovský, S. Martin de Nicolas, S. Nicolay, B. Paviet-Salomon, L. Sansonnens, J. Seif, A. Tomasi, M. Despeisse, S. De Wolf, and C. Ballif, “Recent progress in high-efficiency silicon heterojunction solar cells at EPFL and CSEM,” 28th EU PVSEC Proc. (2013).
  • H.S. Emmer, M. G. Deceglie, Z. Holman, A. Descoeudres, S. De Wolf, C. Ballif, and H.A. Atwater, “Experimental measurement of lateral transport in the inversion layer of silicon heterojunction solar cells,” 39th IEEE PVSC Proc. (2013).
  • A. Descoeudres, Z. Holman, L. Barraud, S. Morel, B. Demaurex, J. Geissbühler, J. Seif, S. De Wolf, and C. Ballif, “Silicon heterojunction solar cells on n- and p-type wafers with efficiencies above 20%,” 27th EU PVSEC Proc. (2012).
  • B. Terheiden, R. Horbelt, Y. Schiele, S. Seren, J. Ebser, G. Hahn, D. Morrison, K. Heasman, S. Devenport, Z. Holman, A. Descoeudres, S. De Wolf, C. Baliff, P. Saint-Cast, B. Michl, C. Schmiga, B. Weber, S. Glunz, M. Koentopp, M. Scherff, T. Ballmann, J. Müller, D. Antonelli, C. Busto, F. Grasso, F. Ferrazza, E. Tonelli, K. Baert, F. Duerinckx, A. Cacciato, W. Oswald, “The European project 20plµs: 20 percent efficiency on less than 100-µm-thick industrially feasible crystalline silicon solar cells,” 27th EU PVSEC Proc. (2012).
  • M. Filipič, Z. Holman, S. De Wolf, Franc Smole, C. Ballif, and M. Topič, “Analysis of parasitic light absorption losses in ITO and silver layers at the back of silicon heterojunction solar cells,” 48th Int. MIDEM Conf. Proc. (2012).
  • C. Ballif, L. Barraud, A. Descoeudres, Z. Holman, S. Morel, and S. De Wolf, “a-Si:H/c-Si heterojunctions: A future mainstream technology for high-efficiency crystalline silicon solar cells?,” 38th IEEE PVSC Proc. (2012).
  • A. Descoeudres, L. Barraud, P. Bole Rothen, S. De Wolf, B. Demaurex, J. Geissbuehler, Z. Holman, J. Seif, F. Zicarelli, and C. Ballif, “21% efficiency silicon heterojunction solar cells produced with very high frequency PECVD,” PVSEC-21 Proc. (2011).
  • Z. Holman, A. Descoeudres, L. Barraud, J. Seif, F. Zicarelli, S. De Wolf, and C. Ballif, “Increasing short-circuit current in silicon heterojunction solar cells,” 37th IEEE PVSC Proc. (2011).
  • X. Pi, Z. Holman, and U. Kortshagen, “Silicon and germanium nanocrystal inks for low cost solar cells,” 4th International Conference on Energy Sustainability ASME Conf. Proc., ES2010-90445, 471(2010).
  • Z. Holman and U. Kortshagen, “Thin films of germanium nanocrystals for electronic applications,” ISPC-19 Proc. (2009).
  • R. Gresback, Z. Holman, and U. Kortshagen, “Plasma synthesis of highly monodisperse Ge nanocrystals and self-assembly of dense nanocrystal layers,”Mater. Res. Soc. Symp. Proc. 974, 0974-CC05-08 (2007).
  • Z. Holman, R. Gresback, and U. Kortshagen, “Nonthermal plasma synthesis of conductive germanium nanocrystal films for photovoltaic applications,” ISPC-18 Proc. (2007).