Defects and Dopants in Emerging Oxides

Presentations

• Cation vacancies as compensating acceptors in (Al_xGa_1-x)₂O₃ and (In_xAl_1-x)₂O₃ alloys

  Invited-In-person · Invited

  March 19, 2026, 12:00 PM – March 19, 2026, 12:36 PM

  Publication: S. Seacat et al., 'Investigating compensation from cation vacancies in Si doped
  monoclinic (AlxGa1−x)2O3 alloys' (in preparation).
  S. Seacat et al., 'Achieving n-type doped monoclinic (InxAl1-x)2O3 alloys', Journal of Applied Physics 135, 235705 (2024).
  S. Seacat et al., 'Computational design of optimal heterostructures β-Ga2O3', Phys. Rev. Materials 8, 014601 (2024).

  Presenters

  • Sierra Seacat

    • University of Kansas

  Authors

  • Sierra Seacat

    • University of Kansas

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• Controlling the p-type conductivity of α-SnO thin films by potassium doping

  Oral-In-person

  March 19, 2026, 12:36 PM – March 19, 2026, 12:48 PM

  Presenters

  • Anna Park

    • Cornell University

  Authors

  • Anna Park

    • Cornell University

  • Sieun Chae

  • Seungmin Lee

  • M.K. Indika Senevirathna

  • Yufan Feng

  • Venkanna Kanneboina

  • Viet-Anh Ha

    • University of Texas at Austin

  • Chaojie Du

  • Matthew Barone

    • Department of Materials Science and Engineering, Cornell University

  • Vladmir Protasenko

  • Evan Li

  • Nikolas Podraza

    • University of Toledo

  • Kedar Johnson

  • Debdeep Jena

    • Cornell University

  • Huili Xing

    • Cornell University

  • Xiaoqing Pan

    • University of California, Irvine

  • Feliciano Giustino

    • The University of Texas at Austin

  • Michael Williams

    • Clark Atlanta University

  • Darrell Schlom

    • Cornell University

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• First-principles study of p-type dopants in NiO

  Oral-In-person

  March 19, 2026, 12:48 PM – March 19, 2026, 1:00 PM

  Presenters

  • Aroon Aananchuensook

    • University of Kansas

  Authors

  • Aroon Aananchuensook

    • University of Kansas

  • Hartwin Peelaers

    • University of Kansas

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• Ab Initio Investigation of High Performance P-Type Semiconductor PdO

  Oral-In-person

  March 19, 2026, 1:00 PM – March 19, 2026, 1:12 PM

  Presenters

  • Michele Campbell

    • Northwestern University

  Authors

  • Michele Campbell

    • Northwestern University

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• First-principles investigation of Er³⁺-doped CeO₂ as a solid-state spin qubit platform

  Oral-In-person

  March 19, 2026, 1:12 PM – March 19, 2026, 1:24 PM

  Presenters

  • Vrindaa Somjit

    • Argonne National Laboratory

  Authors

  • Vrindaa Somjit

    • Argonne National Laboratory

  • Victor Yu

    • Argonne National Laboratory

  • Yu Jin

    • Flatiron Institute

  • Weiguo Jing

  • Matteo Giantomassi

  • Gian-Marco Rignanese

    • Universite catholique de Louvain

  • Giulia Galli

    • University of Chicago

  View abstract →

• Modulating electric fields at oxide heterointerfaces via radiation damage

  Invited-In-person · Invited

  March 19, 2026, 1:24 PM – March 19, 2026, 2:00 PM

  Publication: E.A. Peterson, D. Liu, S. Mills, T. Kaspar, A. Minor, B. Uberuaga, et al., "Atomistic and electronic structure of irradiated oxide interfaces: A correlative DPC-STEM and DFT study" to be submitted

  Presenters

  • Elizabeth Peterson

    • Los Alamos National Laboratory (LANL)

  Authors

  • Elizabeth Peterson

    • Los Alamos National Laboratory (LANL)

  • Dongye Liu

  • Sean Mills

  • Tiffany Kaspar

    • Pacific Northwest National Laboratory (PNNL)

  • Andrew Minor

  • Blas Uberuaga

    • Los Alamos National Laboratory (LANL)

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• Ab Initio Study on Oxygen Vacancies and its Effect on magnetism on MnTiO3

  Oral-In-person

  March 19, 2026, 2:00 PM – March 19, 2026, 2:12 PM

  Presenters

  • Griheydi Garcia Bonilla

    • Northwestern University

  Authors

  • Griheydi Garcia Bonilla

    • Northwestern University

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• Point Defect and Impurity Incorporation in Plutonium Oxides

  Oral-In-person

  March 19, 2026, 2:12 PM – March 19, 2026, 2:24 PM

  Presenters

  • Andrew Rowberg

    • Lawrence Livermore National Laboratory

  Authors

  • Andrew Rowberg

    • Lawrence Livermore National Laboratory

  • Kyoung Kweon

  • Scott Donald

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• Defect-Induced Resistive Switching in Titanate-Based Perovskites

  Oral-In-person

  March 19, 2026, 2:24 PM – March 19, 2026, 2:36 PM

  Publication: W. Aggoune and M. Scheffler, "Switchable polarization in non-ferroelectric SrTiO3", arXiv:2506.01433 (2025).

  Presenters

  • Parrydeep Kaur Sachdeva

    • Fritz Haber Institute of the Max Planck Society

  Authors

  • Wahib Aggoune

    • Fritz Haber Institute of the Max Planck Society

  • Parrydeep Kaur Sachdeva

    • Fritz Haber Institute of the Max Planck Society

  • Matthias Scheffler

    • The NOMAD Laboratory at FHI, Max Planck Society

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• Understanding the Cubic to Tetragonal Phase Transition in Hydride-doped SrTiO_3-xH_y

  Oral-In-person

  March 19, 2026, 2:36 PM – March 19, 2026, 2:48 PM

  Presenters

  • Megan Burrill

    • Northwestern University

  Authors

  • Megan Burrill

    • Northwestern University

  • Kennedy Agyekum

  • Bernadette Cladek

  • Danilo Puggioni

    • Northwestern University

  • Luke Daemen

    • Oak Ridge National Laboratory

  • Katharine Page

  • James Rondinelli

    • Northwestern University

  • Sossina Haile

    • Northwestern University

  View abstract →