Excitonic Effects in Two-Dimensional Materials

Presentations

• Cubic CsPbBr3 with Li passivation: robust room temperature photoluminescence

  ORAL

  March 17, 2026, 12:00 PM – March 17, 2026, 12:12 PM

  Presenters

  • Vipin Yadav

    • Virginia Tech

  Authors

  • Vipin Yadav

    • Virginia Tech

  • Parisa Alimohamadi

    • University of Florida

  • Yixuan Dou

    • Virginia Tech

  • Era Shehu

    • Virginia Tech

  • Brenden A Magill

    • Virginia Tech

  • Brady J Talbert

    • Virginia Tech

  • Yannick Pleimling

    • Virginia Tech

  • Stephen A McGill

    • National High Magnetic Field Laboratory

  • Christopher J Stanton

    • University of Florida

  • Lina Quan

    • Virginia Tech

  • Giti A Khodaparast

    • Virginia Tech

  View abstract →

• Room Temperature Excitonic Structure in Li-doped CsPbBr3 Nanocrystals Via Two Photon Absorption

  ORAL

  March 17, 2026, 12:12 PM – March 17, 2026, 12:24 PM

  Presenters

  • Parisa Alimohamadi

    • University of Florida

  Authors

  • Parisa Alimohamadi

    • University of Florida

  • Vipin Yadav

    • Virginia Tech

  • Yixuan Dou

    • Virginia Tech

  • Era Shehu

    • Virginia Tech

  • Brenden A Magill

    • Virginia Tech

  • Stephen A McGill

    • National High Magnetic Field Laboratory

  • Christopher J Stanton

    • University of Florida

  • Lina Quan

    • Virginia Tech

  • Giti A Khodaparast

    • Virginia Tech

  View abstract →

• Experimental Study of Temporal Coherence in 2D Spin-Forbidden Dark Excitons

  ORAL

  March 17, 2026, 12:24 PM – March 17, 2026, 12:36 PM

  Presenters

  • Alejandro Busto

    • University of Florida

  Authors

  • Alejandro Busto

    • University of Florida

  • Xin Cong

    • University of Florida

  • Daniel Rhodes

    • University of Wisconsin - Madison

  • Xiaoxiao Zhang

    • University of Florida

  View abstract →

• Unified Symmetry Framework for Excitons in two-dimensional Materials: Monolayer and Bilayer Transition-Metal Dichalcogenides and Altermagnets

  ORAL

  March 17, 2026, 12:36 PM – March 17, 2026, 12:48 PM

  Publication: [1] J. D. Cao et al., Tunable resonant s–p mixing of excitons in van der Waals Heterostructures, Phys. Rev. B 112, L161405 (2025).
  [2] J. D. Cao et al., Symmetry classification for alternating excitons in two-dimensional altermagnets, arXiv: 2506.05753

  Presenters

  • Jiayu David Cao

    • University of Central Florida

  Authors

  • Jiayu David Cao

    • University of Central Florida

  • Konstantin Denisov

    • State Univ of NY - Buffalo

  • Yuntian Liu

    • State Univ of NY - Buffalo

  • Igor Zutic

    • State Univ of NY - Buffalo
    • University at Buffalo, State University of New York

  • Paulo E de Faria Junior

    • University of Central Florida

  View abstract →

• Abstract Withdrawn

  ORAL · Withdrawn

  March 17, 2026, 12:48 PM – March 17, 2026, 1:00 PM

  View abstract →

• Excitonic effects on dichroic phenomena in van der Waals layered materials

  ORAL

  March 17, 2026, 1:00 PM – March 17, 2026, 1:12 PM

  Presenters

  • Yu-Tzu Chang

    • University of Washington

  Authors

  • Yu-Tzu Chang

    • University of Washington

  • Huiyuan Zheng

    • University of Washington

  • Ting Cao

    • University of Washington

  • Di Xiao

    • University of Washington

  View abstract →

• Electrically tunable localization for interlayer exciton through engineered nanostructures

  ORAL

  March 17, 2026, 1:12 PM – March 17, 2026, 1:24 PM

  Presenters

  • Xueqi Chen

    • Stanford University

  Authors

  • Qitong Li

    • Stanford University

  • Xueqi Chen

    • Stanford University

  • Helen Yao

    • Stanford University

  • Jiuru Chen

    • University of California, Berkeley

  • Tony F Heinz

    • Stanford University

  View abstract →

• Generalized many-body exciton g-factors: magnetic hybridization and non-monotonic Rydberg series in monolayer WSe2

  ORAL

  March 17, 2026, 1:24 PM – March 17, 2026, 1:36 PM

  Publication: arXiv:2505.18468 (2025)

  Presenters

  • Paulo E. Faria Junior

    • University of Central Florida

  Authors

  • Paulo E. Faria Junior

    • University of Central Florida

  • Daniel Hernangómez Pérez

    • CIC nanoGUNE BRTA
    • CIC nanoGUNE

  • Tomer Amit

    • Weizmann Institute of Science

  • Jaroslav Fabian

    • University of Regensburg

  • Sivan Refaely-Abramson

    • Weizmann Institute of Science

  View abstract →

• Distinct Exciton Dynamics and Gate Tunability in Two-Dimensional Moiré Heterobilayers

  ORAL

  March 17, 2026, 1:36 PM – March 17, 2026, 1:48 PM

  Publication: Nano Lett. 24, 2773-2781 (2024).

  Presenters

  • Wei-Ting Hsu

    • Department of Physics, National Tsing Hua University, Hsinchu 300044, Taiwan
    • National TsingHua University

  Authors

  • Ping-Hau Chen

    • National Tsing Hua University

  • Cheng-Syuan Cai

    • National Tsing Hua University

  • Shih-Chieh Lin

    • National Tsing Hua University

  • Yu-Cheng Lin

    • National Tsing Hua University

  • Tzu-Chieh Chou

    • National Tsing Hua University

  • Ro-Ya Liu

    • National Synchrotron Radiation Research Center

  • Chih-Ming Lin

    • National Tsing Hua University

  • Shangjr Gwo

    • Natl Tsing Hua Univ

  • Wei-Ting Hsu

    • Department of Physics, National Tsing Hua University, Hsinchu 300044, Taiwan
    • National TsingHua University

  View abstract →

• Brightening the Interlayer Excitons in Rhombohedral-Stacked Bilayer MoS₂

  ORAL

  March 17, 2026, 1:48 PM – March 17, 2026, 2:00 PM

  Presenters

  • Haodong Hu

    • University of British Columbia

  Authors

  • Haodong Hu

    • University of British Columbia

  • Ziliang Ye

    • University of British Columbia

  View abstract →

• Photoluminescence Enhancement in Thickness-Controlled PTCDA/MoS₂

  ORAL

  March 17, 2026, 2:00 PM – March 17, 2026, 2:12 PM

  Presenters

  • Eunbeen Jeon

    • Pohang Univ of Sci & Tech

  Authors

  • Eunbeen Jeon

    • Pohang Univ of Sci & Tech

  • Sunmin Ryu

    • POSTECH
    • Pohang Univ of Sci & Tech

  View abstract →

• Ultrafast spectroscopy of nonequilibrium bosonic Mott phase in WSe₂/WS₂ heterobilayers

  ORAL

  March 17, 2026, 2:12 PM – March 17, 2026, 2:24 PM

  Presenters

  • Jinjae Kim

    • Seoul National University

  Authors

  • Jinjae Kim

    • Seoul National University

  • Hyunyong Choi

    • Seoul National University

  • Takashi Taniguchi

    • National Institute for Materials Science
    • Research Center for Materials Nanoarchitectonics, National Institute for Materials Science
    • International Center for Materials Nanoarchitectonics, National Institute of Materials Science, 1-1 Namiki Tsukuba, Ibaraki 305-0044, Japan
    • Research Center for Functional Materials, National Institute of Materials Science, 1-1 Namiki Tsukuba, Ibaraki 305-0044, Japan

  • Kenji Watanabe

    • National Institute for Materials Science
    • Research Center for Functional Materials, National Institute of Materials Science, 1-1 Namiki Tsukuba, Ibaraki 305-0044, Japan

  View abstract →

• Enhanced Exciton Delocalization in Exfoliated 2D Tetracene Molecular Crystals

  ORAL

  March 17, 2026, 2:24 PM – March 17, 2026, 2:36 PM

  Presenters

  • Sunmin Ryu

    • POSTECH
    • Pohang Univ of Sci & Tech

  Authors

  • Sunmin Ryu

    • POSTECH
    • Pohang Univ of Sci & Tech

  • Jongyun Son

    • POSTECH

  • Seonghyun Koo

    • Pohang Univ of Sci & Tech

  View abstract →

• Frenkel Exciton Physics in Breathing Kagome Lattice Materials

  ORAL

  March 17, 2026, 2:36 PM – March 17, 2026, 2:48 PM

  Presenters

  • Dmitry Skachkov

    • University of Central Florida

  Authors

  • Dmitry Skachkov

    • University of Central Florida

  • Mahtab Khan

    • University of Central Florida, NanoScience Technology Center

  • Dirk Englund

    • Massachusetts Institute of Technology
    • Columbia University

  • Michael Niklaus Leuenberger

    • University of Central Florida

  View abstract →

• Exciton confinement in 2D semiconductors by moiré domains in twisted ferroelectric layers

  ORAL

  March 17, 2026, 2:48 PM – March 17, 2026, 3:00 PM

  Presenters

  • Jierong Wang

    • Stanford University

  Authors

  • Jierong Wang

    • Stanford University

  • Xueqi Chen

    • Stanford University

  • Kenji Watanabe

    • National Institute for Materials Science
    • Research Center for Functional Materials, National Institute of Materials Science, 1-1 Namiki Tsukuba, Ibaraki 305-0044, Japan

  • Takashi Taniguchi

    • National Institute for Materials Science
    • Research Center for Materials Nanoarchitectonics, National Institute for Materials Science
    • International Center for Materials Nanoarchitectonics, National Institute of Materials Science, 1-1 Namiki Tsukuba, Ibaraki 305-0044, Japan
    • Research Center for Functional Materials, National Institute of Materials Science, 1-1 Namiki Tsukuba, Ibaraki 305-0044, Japan

  • Tony F Heinz

    • Stanford University

  View abstract →