Defects in Oxides

FOCUS · D41 · ID: 1067032

Presentations

  • Deep Acceptor Characterization in β-Ga<sub>2</sub>O<sub>3 </sub>Using Deep Level Optical Spectroscopy Methods

    ORAL · Invited

    –

    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

    View abstract →

  • Symmetry-breaking and reconstruction at point defects in solids

    ORAL

    –

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

    View abstract →

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

    ORAL

    –

    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

    View abstract →

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

    ORAL

    –

    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

    View abstract →

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

    ORAL

    –

    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

    View abstract →

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

    ORAL

    –

    Publication: Planned Publication (working title):
    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

    View abstract →

  • Computational Prediction and Experimental Realisation of Earth-Abundant Transparent Conducting Oxide Ga-Doped ZnSb<sub>2</sub>O<sub>6</sub>

    ORAL

    –

    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

    View abstract →

  • Role of hydrogen in gallium oxide

    ORAL

    –

    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

    View abstract →

  • Capture cross sections of point defects in semiconductors

    ORAL

    –

    Publication: Adiabatic and nonadiabatic contributions to carrier capture cross section by defects in semiconductors
    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

    View abstract →