Defects and Doping in Nitride Semiconductors

Presentations

• Positron studies of compensating defects in n-type ultra wide band gap III-nitrides and III-oxides

  ORAL · Invited

  March 5, 2024, 11:30 AM – March 5, 2024, 12:06 PM

  Presenters

  • Filip Tuomisto

    • University of Helsinki

  Authors

  • Filip Tuomisto

    • University of Helsinki

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• Estimations of Total Energy and Impurity Formation Energy under Large Deformations Based upon Local Strain: Algorithms and Practices

  ORAL

  March 5, 2024, 12:06 PM – March 5, 2024, 12:18 PM

  Presenters

  • Hang CHEN

    • Chinese University of Hong Kong

  Authors

  • Hang CHEN

    • Chinese University of Hong Kong

  • Junyi Zhu

    • Chinese University of Hong Kong

  • Kejie Bao

    • Chinese University of Hong Kong

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• An Investigation into the Mechanisms of Electron Transport in Highly Doped Al_XGa_1-XN:Si (X > 0.65)

  ORAL

  March 5, 2024, 12:18 PM – March 5, 2024, 12:30 PM

  Presenters

  • Jackson Hanle

    • University of Alabama at Birmingham

  Authors

  • Jackson Hanle

    • University of Alabama at Birmingham

  • Mary Ellen Zvanut

    • University of Alabama at Birmingham

  • Subash Paudel

    • University of Alabama at Birmingham

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• Exceptionally strong coupling of defect emission in hexagonal boron nitride to stacking sequences

  ORAL

  March 5, 2024, 12:30 PM – March 5, 2024, 12:42 PM

  Publication: arXiv:2307.10401, 2023

  Presenters

  • Song Li

    • Wigner Research Centre for Physics
    • Wigner Research Center for Physics

  Authors

  • Song Li

    • Wigner Research Centre for Physics
    • Wigner Research Center for Physics

  • Ádám Gali

    • Wigner Research Centre for Physics

  • Song Li

    • Wigner Research Centre for Physics
    • Wigner Research Center for Physics

  • Pei Li

    • Beijing Computational Science Res Ctr

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• Room temperature optically detected magnetic resonance in single spins hosted in GaN

  ORAL

  March 5, 2024, 12:42 PM – March 5, 2024, 12:54 PM

  Publication: https://arxiv.org/abs/2306.12337

  Presenters

  • Jialun Luo

    • Cornell University

  Authors

  • Jialun Luo

    • Cornell University

  • Yifei Geng

    • Cornell University

  • Farhan Rana

    • Cornell University

  • Gregory D Fuchs

    • Cornell University

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• Uncovering the origin of ferroelectricity in wurtzite nitrides: A first-principles comparison of ScAlN, YAlN, and BAlN

  ORAL

  March 5, 2024, 12:54 PM – March 5, 2024, 1:06 PM

  Presenters

  • Mahlet Molla

    • University of Michigan

  Authors

  • Mahlet Molla

    • University of Michigan

  • Emmanouil Kioupakis

    • University of Michigan

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• Correlation between Defects and Transparency in Crystalline AlN for Optoelectronic Devices: Insights from EPR Spectroscopy

  ORAL

  March 5, 2024, 1:06 PM – March 5, 2024, 1:18 PM

  Presenters

  • Md Shafiqul Islam Mollik

    • University of Alabama at Birmingham, AL, USA

  Authors

  • Md Shafiqul Islam Mollik

    • University of Alabama at Birmingham, AL, USA

  • Mary Ellen Zvanut

    • University of Alabama at Birmingham

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• First-Principles Study on the Defect-Induced characteristics in Hexagonal Boron Nitride

  ORAL

  March 5, 2024, 1:18 PM – March 5, 2024, 1:30 PM

  Presenters

  • Sunho Park

    • Kyung Hee University

  Authors

  • Sunho Park

    • Kyung Hee University

  • Young-Kyun Kwon

    • Kyung Hee Univ - Seoul

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• Spatial structure of the in-gap defect wave function induced by a nitrogen vacancy in wurzite GaN and its hyperfine coupling to nearby nuclei in the lattice.

  ORAL

  March 5, 2024, 1:30 PM – March 5, 2024, 1:42 PM

  Presenters

  • Joseph Sink

    • University of Iowa

  Authors

  • Joseph Sink

    • University of Iowa

  • Michael E Flatté

    • University of Iowa
    • Department of Physics and Astronomy, University of Iowa

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• Twist Defects in Compound Semiconductors

  ORAL

  March 5, 2024, 1:42 PM – March 5, 2024, 1:54 PM

  Presenters

  • Demos Negash

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

  Authors

  • Demos Negash

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

  • Andrew O'Hara

    • Western Michigan University
    • Department of Physics, Western Michigan University

  • Sokrates T Pantelides

    • Department of Physics and Astronomy, Vanderbilt University

  • Haardik Pandey

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

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• Trap-assisted Auger-Meitner recombination from first principles

  ORAL

  March 5, 2024, 1:54 PM – March 5, 2024, 2:06 PM

  Publication: [1] F. Zhao, M. E. Turiansky, A. Alkauskas, and C. G. Van de Walle, Phys. Rev. Lett. 131, 056402 (2023).
  

  Presenters

  • Fangzhou Zhao

    • University of California, Santa Barbara

  Authors

  • Fangzhou Zhao

    • University of California, Santa Barbara

  • Mark E Turiansky

    • University of California, Santa Barbara

  • Chris G Van de Walle

    • University of California, Santa Barbara

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• Triplet and Singlet Electronic States of a Local Neutral Defect in Hexagonal AlN with Excitation Profile Favorable for Solid-State Spin Qubit Applications: An Ab initio Study

  ORAL

  March 5, 2024, 2:06 PM – March 5, 2024, 2:18 PM

  Presenters

  • Marisol Alcantara Ortigoza

    • Tuskegee University

  Authors

  • Marisol Alcantara Ortigoza

    • Tuskegee University

  • Sergey V Stolbov

    • University of Central Florida

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• Exchange-driven excitonic circular dichroism in two-dimensional hybrid perovskite

  ORAL

  March 5, 2024, 2:18 PM – March 5, 2024, 2:30 PM

  Publication: Large exchange-driven intrinsic circular dichroism of a chiral two-dimensional hybrid perovskite

  Presenters

  • Xian Xu

    • Yale

  Authors

  • Xian Xu

    • Yale

  View abstract →