November 2022 We have 5 new publications at top journals such as Nature Physics and Nature communications.
November 2022 We have delivered an invited talk at American Chemical Engineers Annual Meeting. Thank you for the invitation.
November 2022 Texas A&M invited colloqrium talk. Thank you for the invitation
September 2022 Our collaborative work on “Intralayer charge-transfer moiré excitons in van der Waals superlattices” has been published in Nature
September 2022 Our work on “Tuning moiré excitons and correlated electronic states through layer degree of freedom” has appeared in Nature Communications
September 2022 Our collaborative work on “Correlated interlayer exciton insulator in heterostructures of monolayer WSe2 and moiré WS2/WSe2” has appeared in Nature Physics
August 2022 Congrats to Jan, Kentaro, Yasir, and Renee for their publication at JPCC
August 2022 Congrats to Mark, Vera, Rounak, and others for their published article on 2D magnetic alloys
August 2022 New publication “Moiré Modulation of Van Der Waals Potential in Twisted Hexagonal Boron Nitride” ACS Nano
July 2022 We have been granted a U.S patent of 11,390,576 on the manufacturing of two-dimensional coordination polymers. Congrats to our team and our collaborator Prof. Matt Green.
July 2022 Multiple accepted articles
Our collaborative work on “The magnetic genome of two-dimensional van der waals materials” has been accepted to ACS nano
Our work on “Hybridized Exciton-Photon-Phonon States in a Transition Metal Dichalcogenide van der Waals Heterostructure Microcavity” has been accepted to Phys Rev Letts
Our article on “Mapping the dispersion of the occupied and unoccupied band structure in photoexcited 1T-TiSe2” has been accepted to the Journal of Physics and Chemistry of Solids, 110740 (2022)
Our article on “Giant Effects of Interlayer Interaction on Valence-Band Splitting in Transition Metal Dichalcogenides” has been accepted to The Journal of Physical Chemistry C
Our article on “Moiré Modulation of Van Der Waals Potential in Twisted Hexagonal Boron Nitride” has been accepted to ACS nano
Our work on Unusual Deformation and Fracture in Gallium Telluride Multilayers has been accepted to The journal of physical chemistry letters
June 2022 We received new NSF funding to discover and stabilize new Skyrmionic phase 2D magnetic materials. We thank NSF for their generous support!
May 2022 Part of our team out for lunch!
April 2022 Invited Colloqrium talk at the University of Texas, Austin! Thank you for the invitation!
April 2022 Our undergraduate students Katrina Santos and Blake Povilus receive the outstanding MSE student and outstanding TA awards
Congrats to Katrina and Blake!
March 2022 Our article makes it into the Top 25 Nature Communications articles over 7300 other published work.
February 2022 Our advanced material cover image is published
February 2022 Invited colloquium talk at the University of California, Riverside. Thank you for the invitation!
January 2022 New funding Our team got additional funding from Applied Materials Inc.
January 2022 Our team’s advanced materials work has been published
“Reaching the Excitonic Limit in 2D Janus Monolayers by In Situ Deterministic Growth” Advanced Materials DOI: adma.202106222
January 2022 Our collaborative work with Professor Birkel on “The synthesis and electrical transport properties of carbon/Cr2GaC MAX phase composite microwires” has appeared in Nanoscale.
Summary of 2021 Our team has published 29 journal articles and issued two (2) patents. Publications appeared at journals such as Nature, Nature Materials, Advanced Materials, and others. We thank generous support from DOE, NSF, Applied Materials, and other funding sources.
December 2021 Our work on Excitonic quality 2D Janus layers has appeared on Advanced Materials. Congrats to Yasir and Q!!
November 2021 Sef received Highly Cited Researcher 2021 award by WebofScience Clarivate largest scientific database in the world
November 2021 Our team has reached 25 publications so far in 2021 with top journal publications at Nature, Nature Materials, Advanced Materials, and others!
October 2021 Our team has received funding from Applied Materials Inc. to develop new ALD technologies!
October 2021 Our work on “Imaging two-dimensional generalized Wigner crystals” has been published at Nature!
October 2021 Our work on “Dynamic Tuning of Moiré Excitons in a WSe2/WS2 Heterostructure via Mechanical Deformation” at Nano Letters
October 2021 Our work on “Visualizing electron localization of WS2/WSe2 moiré superlattices in momentum space” has been published at Science Advances
September 2021 New funding. Our team along with Applied Materials have been funded to manufacture wafer scale ALD grown 2D quantum materials by NSF. We thank our sponsors for their endless support in our program!
September 2021 Our work on 1D and 2D double halide pervoskites has been published at ACS Applied Materials and Interfaces. Congrats to Han, Kentaro, Jan, and Yasir!
August 2021 New publication Our original article on “Electronic and Catalytic Engineering in Two-dimensional vdW Metal-Organic Frameworks through Alloying” got accepted to Applied Physics Reviews (impact factor 19). In this work, Dr. Yuxia Shen and our master’s student Patrick Hays have introduced world’s first 2D MOF alloys and demonstrated their applications in optics and photocatalysis. Congratulations!!
July 2021 New publication Our article on “Imaging local discharge cascades for correlated electrons in WS2/WSe2 moiré superlattices” has been accepted to Nature Physics
July 2021 New publication Our new article on “Tunable exciton-polaritons emerging from WS2 monolayer excitons in a photonic lattice at room temperature” has been accepted to Nature Communications
June 2021 New coverage for World’s smallest lasers… [Link here]
June 2021 Nature Communications publication: Our article on “Tunable exciton-polaritons emerging from WS2 monolayer excitons in a photonic lattice at room temperature” has been accepted by Nature Communications.
June 2021 Prof. Tongay has been selected to receive 2021 Fulton Teaching Excellence award!
May 2021 New release Mirror, mirror!! [Link]
May 2021 Award Prof. Tongay has been selected as Fulton Impact Professor. The IMPACT Awards are designed to promote, recognize and reward excellence in contributions made to the Fulton Schools of Engineering and the University, through innovative projects, mentoring, accomplishments in performance, personal achievements, advances in customer service, teamwork and exemplary leadership.
May 2021 Publication Our decade-old cross-continental collaboration on “Bosonic condensation of exciton-polaritons in an atomically thin crystal” just got accepted to Nature Materials. Prof. Tongay was one of the corresponding authors. Congrats team!
May 2021 Graduation Congrats to Ying Qin for getting her PhD degree in Materials Science. We will miss you Q!!
May 2021 Congratulations to Mark Blei for passing his PhD qual exam!!
May 2021 Award Congratulations to our legendary student Ying Qin for winning the MSE outstanding PhD student award.
April 2021 Award Sigma Xi, the Scientific Research Honor Society, recognizes Prof. Tongay his exemplary achievements in science and engineering. Sigma Xi Members elect others on the basis of their research achievements or potential. More than 200 winners of the Nobel Prize have been Sigma Xi members, including Albert Einstein, Enrico Fermi, Linus Pauling, Francis Crick, James Watson, and John Goodenough.
April 2021 Invited talk We are presenting work on Janus layers as an invited speaker at MRS 2021 Virtual meeting.
April 2021 Graduation Congratulations to Yashika Attarte for successfully defending her Masters of Engineering. Her work focused on The synthesis and engineering of room temperature charge density waves layers.
April 2021 Ying Qin our legendary PhD student has defended her PhD. Congrats Dr. Ying Qin. Her work focused on the synthesis of excitonic grade Janus layers. Well deserved title and best of luck on your industry position!
April 2021 Publication Article article on 2D magnets has been accepted to Applied Physics Reviews (Impact factor 19) [PDF]
April 2021 Invited talk We did our presentation on Janus materials at at the Physical Chemistry and Functional materials conference
April 2021 New funding Our team got funded by NSF to study excitons in Janus layers in the strong coupling regime using various techniques. We thank the program managers for their generous support!
March 2021 Publication Our collaboration with Los Alamos National Labs on “Valley relaxation of resident electrons and holes in a monolayer semiconductor: Dependence on carrier density and the role of substrate-induced disorder” has been accepted to Physical Review Materials. Congrats to Han and Kentaro.
March 2021 Publication Our article is on Lanthanide telluride quantum materials is published at Advanced Science [Link]
March 2021 We are chairing a session at American Physics Society meeting: Session M56: 2D Semiconductors: Excitonics [Link]
March 2021 We are proud to join Department of Energy Investigators Meeting and present our recently progress on Janus materials
March 2021 Award Mark has received the prestigious ACRS fellowship award! Congrats to Mark!!!
March 2021 New funding Our team got funded by NuevoGen to develop next-generation IR detectors based on new-class of 2D layers.
February 2021 New funding Our team received a new federal grant from NSF Electronics, Photonics and Magnetic Devices (EPMD) program to develop next-generation quantum devices using 2D Janus materials. We thank the tax-payers, program managers, NSF, and the federal government for the generous support!
February 2021 Invited talk Prof. Tongay delivered an invited colloquium talk at the University of Nebraska. We thank Prof. Alexander Sinitskii for the kind invitation and hospitality.
February 2021 Publication Congrats to Kentaro for his accepted article at Advanced Science (impact factor 15)
January 2021 Award We received 2020 teaching award at Arizona State University based on student ratings and nominations received.
January 2021 New funding Our team got funded by NSF to investigate spin-FETs and electronic devices using 2D Janus layers
January 2021 Invited talk We are giving an invited talk at MRS Spring on 2D Janus crystals
January 2021 Invited talk Our team has given an invited presentation at UIUC on Janus crystals. Thank you for the invitation!!
January 2021 Three other manuscripts got accepted to Applied Physics Reviews and Physical Review Letters. Congrats to all the members of the team
January 2021 Nature Materials publication: The first scientific publication of the year has been accepted by Nature Materials. Congrats to Kentaro and Mark! We thank our collaborators Alex Zettl, Stephen Louie, Feng Wang, and Mike Crommie (Berkeley)
2020 (Pandemic year)
Summary of 2020
We thank our generous funding agencies and organizations (DOE, NSF, ARO, Applied Materials, Moore Foundation). These would not happen without your support
- Funding: Our team has received new funds from the Department of Energy (DOE), National Science Foundation (NSF), and Applied Materials Inc.
- Awards: We have received the Highly Cited Researcher Award of 2020 by Clarivate Web of Science and the Top Teacher award for our teaching efforts
- Scientific Leadership: Prof. Tongay has been appointed as the chair of Materials Science and Engineering at Arizona State University
- Publications: We have published 32 articles at Nature, Nature Photonics, Advanced Materials, Nano Letters, and many other high-impact journals
- Patents: Our team has filed for 4 new patent applications
- New lab space and equipment: We moved our original labs to a larger space. We have acquired 3 MBE chambers, 1 PLD deposition system, one Physical Property Measurement System to push our limits.
- Educational outreach: Despite COVID-19, we have carried out our educational outreach activities through SunDevil Days, Materials Holiday Season Events, and MSE open house outreach events.
December– Series of our articles have appeared at Nature Photonics, ACS Nano, Nano Letters and others. Congrats to the entire team for great year!
November Tongay group has been named Web of Science Highly Cited Researcher 2020.
Each year, Clarivate™ identifies the world’s most influential researchers ─ the select few who have been most frequently cited by their peers over the last decade. In 2020, fewer than 6,200, or about 0.1%, of the world’s researchers, in 21 research fields and across multiple fields, have earned this exclusive distinction. Our group is among this elite group recognized for your exceptional research influence, demonstrated by the production of multiple highly-cited papers that rank in the top 1% by citations for field and year in the Web of Science™.
November – We have been funded by Applied Materials to undertake exciting research directions between our teams.
November – Congrats to Debarati for her publication at ACS Nano. In this work, we have demonstrated the world’s first epitaxial Janus Rashba semiconductor synthesis
October – Congrats to Dipesh, Guven, Ying Qin, and Yasir for their publication for hollistic synthesis of Janus layers at Advanced Materials
August – Our articles have appeared at Appl. Phys. Lett. and Journal of Materials Chemistry C. We thank meaningful collaboration between Prof. Green and Prof. Shih
June – Congrats to Mark for his publication at Nature Photonics!
June – Congrats to Han for his publication at Advanced Materials on “Anomalous Behavior of 2D Janus Excitonic Layers Under Extreme Pressures”
May – Our work has been published at Nature Comm and Optics Express!
May – Our work on “Observation of Quantized Exciton Energies in Monolayer WSe2 under a Strong Magnetic Field” has been published at Physical Review X
May – Congrats to Mark for his publication at 2D materials “Manipulation of room-temperature Valley-Coherent Exciton-Polaritons in atomically thin crystals by real and artificial magnetic fields”
April – Our publication “Anomalously Suppressed Thermal Conduction by Electron‐Phonon Coupling in Charge‐Density‐Wave Tantalum Disulfide” has been accepted to Advanced Science https://doi.org/10.1002/advs.201902071
April – Kentaro’s article gets the front page cover image at Nanoscale Advances. Congratulations Kentaro!
April – Prof. Tongay receives Top educator award from Arizona State University 5th time in a row. I thank all the students for nominating me for the award.
March – Our Advanced Materials cover image has been published!
March – Our very own MSE Masters student Yasir has been accepted to PhD program at ASU to join us as PhD student starting 2020 Fall. I am super excited!
March – Our collaborative work on Mott and generalized Wigner crystal states in WSe2/WS2 Moiré Superlattices appears on Top Journal Nature. Congrats to Mark and Kentaro
March – Kedi’s and Mark’s work on phase transition across anisotropic NbS3 and TiS3 has been accepted at Advanced Materials. Congrats team!
March – Prof. Tongay received top teacher award from Arizona State University 5th year in a row.
March – Our team has been selected for Basic Energy Science (BES) funding from Department of Energy (DOE). We thank our government sponsor for their generous support!
March – Yuxia’s work on 2D MOF synthesis has been accepted to prestigious journal Angewandte Chemie. Congrats!!
March – Our collaborative work on Anomalously Suppressed Thermal Conduction TaS2 has been accepted to Advanced Science.
February – Kentaro’s article on Low-temperature synthesis of 2D anisotropic MoTe2 has been accepted to Nanoscale Advances. Congrats!!
February – Our team has received private funding from Semiconducting Tech to study graphene based bolometers! Thanks to our sponsors!
February – Our collaborative work on WS2 Exciton‐Polaritonics got accepted to Advanced Optical Materials congrats Kedi!
February – Han’s article got selected to be displayed as Advanced Materials Cover Image. More to come in March 2020
January – Han’s article has been accepted to Advanced Materials
January – Ying Qin’s and Yasir’s article got accepted to Applied Physics Reviews
Summary of 2019
We thank our generous funding agencies and organizations (NSF and ARO). These would not happen without your support
- Funding: Our team has received new funds from the National Science Foundation (NSF), and Army Research Office
- Awards: We have received Highly Cited Researcher Award of 2019 by Clarivate Web of Science, Top Teacher award for our teaching efforts, Presidential Early Career Awards in Sciences and Engineering (PECASE) by the President Donald Trump, Top Ten Young Persons Award, and many others
- Publications: We have published 23 articles at Nature, Nature Materials, Advanced Materials, Nano Letters, and many other high-impact journals
- Patents: Our team has filed for 2 new patent applications
- Educational outreach: We have carried out MSE open house outreach events, SunDevil Days Lab tours, and participated in SCENE high school student training.
November – Prof. Tongay has been awarded Top Outstanding Young Person award in Turkey in Scientific Leadership and Accomplishments category. Prof. Tongay will be running for Top Outstanding Young Person in World Award in 2020.
November – Prof. Tongay has been named “Highly Cited Researcher in 2019” by Web of Science and Clarivate Analytics the largest scientific database in the world.
November- Our team received new federal grant from National Science Foundation to Develop and Establish the Fundamental Understanding of 2D Quantum Magnets (PI Tongay)
October – Our team received Federal grant to develop new Janus based quantum materials (PI Tongay)
September – Our team receives funding for 3 years to develop large-scale manufacturing of novel quasi-1D quantum materials! We thank to the National Science Foundation for their generous support. (PI Tongay)
We welcome three new Ph.D students to our team! Kassy Nikkhah, Josh Michalak, and Theodore Ndukaife
Our team receives funding for 3 years to develop large-scale manufacturing of novel quasi-1D quantum materials! We thank to the National Science Foundation for their generous support. (PI Tongay)
Prof. Tongay receives prestigious Presidential Early Career Awards in Sciences and Engineering (PECASE) award. (PI Tongay)
Our project on “Exploring Single Atom Catalysts for Selective Treatment of Priority Pollutants” gets funded through NSF. (PI Tongay)
Dipesh Trivedi graduates with Master’s Degree in Materials Science and Engineering! Congrats!
Omar Alenazi graduates with Master’s Degree in Electrical Engineering! Congrats!
Our team receives funding to develop a new Quantum Center Proposal at Arizona. We thank National Science Foundation for their support! (co-PI Tongay)
Our team receives mid-scale instrumentation grant ($4.7M) to develop new generation CXFEL high energy lasers. We thank National Science Foundation for their support! (co-PI Tongay)
Katelyn Kline graduates with her Masters in Chemical Engineering! Congrats Katelyn!
Congrats to our Ph.D graduates Kedi Wu, Hui Cai, and Bin Chen at their new job posts at Applied Materials, Oak Ridge National Laboratory, and University of Toronto!
Congrats to our three Ph.D graduates Dr. Kedi Wu, Dr. Hui Cai, and Dr. Bin Chen!
Our team receives funding to discover new type of quantum information devices! We thank National Science Foundation for their support! (PI Tongay)
Congrats to Ashutosh Agarwal in his M.Sc degree in Materials Science and Engineering!
Our team receives new funding to innovate scalable manufacturing technique for layered polymers for catalytic applications. We thank National Science Foundation for their support! (PI Tongay)
Our team receives new funding to investigate fundamental properties of layered polymer material systems. We thank Army Research Office for their support! (PI Tongay)
Dr. Sijie Yang is the very first Ph.D graduate in our team. Sijie receives his Ph.D in Chemistry. Congrats Sijie!!
07.19. 17 Our work on broad-range detectors using TaGaS2 2D crystal has been accepted at 2D materials. Congrats to Shengxue and Hui.
07.17.17 Our work on environmental stability of 2D crystals has been accepted for publication at Nanoscale. Congrats Sijie!
06.30.17 Our work on exciton binding energy renormalization has been accepted to Physical Review Letters top physics journal
06.29.17 Our collaborative work with teams at UC, Berkeley and Lawrence Berkeley National Laboratory (LBNL) has been accepted for publication at Nano Letters.
06.08.17 Our manuscript on anisotropic/isotropic 2D heterojunctions has been accepted to Advanced Materials, top materials journal, congrats to Bin!
05.12.17 Asst. Prof. Dr. Sefaattin Tongay receives Fulton Outstanding Assistant Professor Award. This award is given to professor who has been contributing at high levels in all aspects of teaching, research and service [Link]
05.11.17 We have been officially awarded by Army Research Office (ARO) to investigate new-class of ultra-thin infrared materials for advanced military and national security applications. We thank ARO for their support in our research.
05.01.17 Asst. Prof. Dr. Sefaattin Tongay has been recognized as “The Scientist of the Year, Young Scientist Awards” by Science Association based in his home country [US Press Release]
04.23.17 Asst. Prof. Dr. Sefaattin Tongay has received 2017 Top Five Percent Teaching Awards in recognition of his contributions to Excellence in Teaching at Arizona State University. This is the second time in a row Dr. Tongay received this award.
04.21.17 [MRS week] Asst. Prof. Dr. Sefaattin Tongay chaired a session on 2D Materials at MRS 2017 Spring Conference
04.20.17 [MRS Week] Our team has contributed to MRS Meeting with 1 talk, 2 posters, and chair session.
04.15.17 Hui Cai and Bin Chen have successfully passed their comprehensive exams
04.12.17 Wilson Kong successfully defended his thesis and was awarded his M.Sc degree in Materials Science & Engineering. Congrats Wilson!
10.01.17 Asst. Prof. Dr. Tongay joins editorial board of 2D Materials & Applications by Nature Publication Journal
Congrats to Kedi for his first author publications at Nature Communications and Nano Letters
05.30.16 Prof. Dr. Tongay starts his 2 months summer appointment as a visiting Professor at National Institute of Applied Sciences in France.
Our group have presented our work at MRS Spring meeting with one (1) invited talk on “Defects Engineering in Atomically Thin materials” and three posters.
Prof. Dr. Tongay joins Advisory Editorial Board of Applied Physics Reviews of American Institute of Physics (AIP).
Congrats to Hui for his publication at top materials journal Advanced Materials
Our group have presented our work at MRS Spring meeting with one (1) invited talk on “Defects Engineering in Atomically Thin materials” and three posters.
We have been funded from NSF – CMMI to develop new class of materials for large scale manufacturing
05.04.16 Prof. Tongay has received a prestigious “Top 5% Teaching Awards” at Arizona State University. Each year, students in Engineering submit nominations and teaching evaluations. Those nominations are reviewed by the Quality of Instruction faculty committee prior to a final selection that recognizes the handful of faculty across all of the six Schools of Engineering who are in the top 5 percent for teaching excellence [Link]
01.14.16 Congratulations to Dr. Tongay for winning NSF CAREER Award! [Link]
07/09/2015 Our article on Band offsets and heterostructures of two-dimensional semiconductors, APL 102, 012111 (2013) has been listed as the most Influential Papers by Appl. Phys. Lett.
Phys.org news report on our article: Two-dimensional material seems to disappear, but doesn’t
Prof. Tongay is giving an invited talk at MRS Spring 2016 “Optoelectronics of two-dimensional materials” along with Nobel prize winner K. Novoselov, and Prof. Heinz, Prof. Atwater, Prof. Rogers, and Prof. Lieber.
Our work on 2D materials was ranked third (3rd) most accessed articles in 2014 from Applied Physics Letters. Applied Physics Letters is ranked at the top spot as the most highly cited journal in Applied Physics Discipline.
Prof. Dr. Sefaattin Tongay has been invited as a session chair at the American Physical Society Meeting -2015 in San Antonio, TX
March 3rd, Focus Session: Beyond Graphene – Optics in 2D semiconductors.