Defects in Oxides

Presentations

• Deep Acceptor Characterization in β-Ga₂O₃Using Deep Level Optical Spectroscopy Methods

  ORAL · Invited

  March 6, 2023, 6:00 PM – March 6, 2023, 6:36 PM

  Presenters

  • Steve Ringel

    Ohio State University

  Authors

  • Steve Ringel

    Ohio State University

  • Hemant Ghadi

    Ohio State University

  • Joe F McGlone

    Ohio State University

  • Aaron Arehart

    Ohio State University

  • Alexander Senckowski

    University of Massachusetts Lowell

  • Shivam Sharma

    University of Minnesota

  • Man Hoi Wong

    SEMATECH, University of Massachusetts Lowell

  • Uttam Singisetti

    State Univ of NY - Buffalo

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• Symmetry-breaking and reconstruction at point defects in solids

  ORAL

  March 6, 2023, 6:36 PM – March 6, 2023, 6:48 PM

  Publication: Kavanagh, S. R., Walsh, A. & Scanlon, D. O. ACS Energy Lett. (2021)<br>Mosquera-Lois, I. & Kavanagh, S. R. Matter (2021)<br>Kavanagh, S. R., Scanlon, D. O., Walsh, A. & Freysoldt, C. Faraday Discuss. (2022)<br>Mosquera-Lois, I., Kavanagh, S. R., Walsh, A., Scanlon, D. O. npj Comput Mater (Under Review)<br>Mosquera-Lois, I., Kavanagh, S. R., Walsh, A., Scanlon, D. O. J Open Source Software (Under Review)

  Presenters

  • Seán R Kavanagh

    University College London

  Authors

  • Seán R Kavanagh

    University College London

  • Irea Mosquera-Lois

    Department of Materials, Imperial College London

  • Aron Walsh

    Imperial College London

  • David O Scanlon

    Department of Chemistry, University College London, University College London

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• Electronic structure and band alignment of dilute III-V_1-xBi_x alloys

  ORAL

  March 6, 2023, 6:48 PM – March 6, 2023, 7:00 PM

  Presenters

  • Abdul Saboor

    University of Delaware

  Authors

  • Abdul Saboor

    University of Delaware

  • Shoaib Khalid

    Princeton Plasma Physics Laboratory, Princeton Plasma Physics Laboratory(PPPL), Princeton, NJ, USA

  • Anderson Janotti

    University of Delaware

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• Donor-Acceptor pairs in wide-band-gap semiconductors for quantum technology applications

  ORAL

  March 6, 2023, 7:00 PM – March 6, 2023, 7:12 PM

  Presenters

  • Anil Bilgin

    University of Chicago

  Authors

  • Anil Bilgin

    University of Chicago

  • Ian N Hammock

    University of Chicago

  • Jeremy Estes

    University of California Santa Barbara

  • Hannes Bernien

    UChicago, University of Chicago

  • Alexander A High

    University of Chicago

  • Giulia Galli

    University of Chicago, University of Chicago, Argonne National Laboratory, Pritzker School of Molecular Engineering and Department of Chemistry, University of Chicago, IL, USA; Materials Science Division, Argonne National Laboratory, IL, USA, Argonne National Laboratory and University of Chicago

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• Stability and Optoelectronic Properties of Select Defects and Doping in Nickel Oxide

  ORAL

  March 6, 2023, 7:12 PM – March 6, 2023, 7:24 PM

  Presenters

  • Samuel R Cantrell

    Texas State University

  Authors

  • Samuel R Cantrell

    Texas State University

  • Luisa M Scolfaro

    Texas State University

  • Pablo D Borges

    Universidade Federal de Vicosa, Instituto de Cîencias Exatas e Tecnológicas

  • Wilhelmus J Geerts

    Texas State University

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• Theory of Charge Transfer Between Two Defects in a Wide-Bandgap Semiconductor

  ORAL

  March 6, 2023, 7:24 PM – March 6, 2023, 7:36 PM

  Publication: R. Kuate Defo, A. W. Rodriguez, E. Kaxiras, S. L. Richardson, "Theoretical Investigation of Charge Transfer Between Defects in Wide-Bandgap Semiconductors," in preparation.

  Presenters

  • Rodrick Kuate Defo

    Princeton University

  Authors

  • Rodrick Kuate Defo

    Princeton University

  • Alejandro W Rodriguez

    Princeton University

  • Efthimios Kaxiras

    Harvard University

  • Steven L Richardson

    Howard University

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• Ab initio study of substitutional nitrogen in silicon: linking the defect to its spectroscopic properties

  ORAL

  March 6, 2023, 7:36 PM – March 6, 2023, 7:48 PM

  Presenters

  • Chloe Simha

    CEA DAM DIF; LAAS-CNRS, Université de Toulouse, CNRS

  Authors

  • Chloe Simha

    CEA DAM DIF; LAAS-CNRS, Université de Toulouse, CNRS

  • Luigi Giacomazzi

    CNR-IOM Democritos, c/o SISSA; Materials Research Laboratory, University of Nova Gorica

  • Gabriela Herrero-Saboya

    CNR-IOM Democritos, c/o SISSA

  • Layla Martin-Samos

    CNR-IOM Democritos, c/o SISSA

  • Anne Hemeryck

    LAAS-CNRS, Université de Toulouse, CNRS

  • Nicolas Richard

    CEA DAM DIF

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• Dependence of ZnO-based Phosphor Spectral Emission on UV and X-ray Excitation Pulse Width

  ORAL

  March 6, 2023, 7:48 PM – March 6, 2023, 8:00 PM

  Publication: Planned Publication (working title):<br>E. R. Westphal, L. E. Hansen, N. M. Collins, A. L. Kastengren, and C. Winters, X-ray Scintillation of ZnO:Zn and ZnO:Ga for Thermometry, Measurement Science and Technology, 2023

  Presenters

  • Eric R Westphal

    Sandia National Laboratories

  Authors

  • Eric R Westphal

    Sandia National Laboratories

  • Noelle M Collins

    Sandia National Laboratories

  • Linda E Hansen

    Sandia National Laboratories

  • Alan L Kastengren

    Argonne National Laboratory

  • Caroline Winters

    Sandia National Laboratories

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• Computational Prediction and Experimental Realisation of Earth-Abundant Transparent Conducting Oxide Ga-Doped ZnSb₂O₆

  ORAL

  March 6, 2023, 8:00 PM – March 6, 2023, 8:12 PM

  Publication: Jackson, A. J. et al, ACS Energy Letters, 2022, 7, 3806 DOI: https://doi.org/10.1021/acsenergylett.2c01961

  Presenters

  • Joe Willis

    University College London

  Authors

  • Joe Willis

    University College London

  • David O Scanlon

    Department of Chemistry, University College London, University College London

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• Role of hydrogen in gallium oxide

  ORAL

  March 6, 2023, 8:12 PM – March 6, 2023, 8:24 PM

  Publication: S. Mu, M. Wang, J. B Varley, J. L Lyons, D. Wickramaratne, and C. G. Van de Walle, Phys. Rev. B 105, 155201 (2022).

  Presenters

  • Chris G Van de Walle

    University of California, Santa Barbara

  Authors

  • Chris G Van de Walle

    University of California, Santa Barbara

  • Mengen Wang

    State University of New York at Binghamton

  • Sai Mu

    University of South Carolina

  • Joel B Varley

    Lawrence Livermore Natl Lab

  • John L Lyons

    United States Naval Research Laboratory

  • Darshana Wickramaratne

    United States Naval Research Laboratory

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• Capture cross sections of point defects in semiconductors

  ORAL

  March 6, 2023, 8:24 PM – March 6, 2023, 8:36 PM

  Publication: Adiabatic and nonadiabatic contributions to carrier capture cross section by defects in semiconductors<br>Guanzhi Li, Laura R. Nichols, Yue Yu, Jun Jiang, Andrew O'Hara, Georgios D. Barmparis, Sokrates T. Pantelides, and X.-G. Zhang, manuscript in preparation.

  Presenters

  • Guanzhi Li

    University of Florida

  Authors

  • Xiaoguang Zhang

    University of Florida

  • Guanzhi Li

    University of Florida

  • Laura Nichols

    Vanderbilt Univ

  • Yue Yu

    University of Florida

  • Andrew O'Hara

    Department of Physics and Astronomy, Vanderbilt University, Vanderbilt University

  • Georgios D Barmparis

    Department of Physics, University of Crete, Greece

  • Sokrates T Pantelides

    Vanderbilt University, Vanderbilt Univ, Department of Physics and Astronomy, Vanderbilt University

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