2D Materials: Optics I

Presentations

• Bright yet dark: how strong coupling quenches exciton-polariton radiation

  Oral-In-person

  March 16, 2026, 12:00 PM – March 16, 2026, 12:12 PM

  Publication: Jiaxun Song et al., Bright yet dark: how strong coupling quenches exciton-polariton radiation, arXiv:2508.21247
  (2025),

  Presenters

  • Jiaxun Song

    • University of Pennsylvania

  Authors

  • Jiaxun Song

    • University of Pennsylvania

  • Bo Zhen

    • University of Pennsylvania

  • Li He

    • University of Pennsylvania

  View abstract →

• Strong Dielectric Response at Exciton Resonance in Monolayer Tungsten Disulfide

  Oral-In-person

  March 16, 2026, 12:12 PM – March 16, 2026, 12:24 PM

  Presenters

  • Alex Stram

    • University of Texas at Austin

  Authors

  • Alex Stram

    • University of Texas at Austin

  • Xuejian Ma

    • University of Texas at Austin

  • Yangchen He

    • University of Wisconsin - Madison

  • Daniel Rhodes

    • University of Wisconsin - Madison

  • Kenji Watanabe

    • National Institute for Materials Science

  • Takashi Taniguchi

    • National Institute for Materials Science

  • Keji Lai

    • University of Texas at Austin

  View abstract →

• 2p interlayer exciton revealed by hybridization in bilayer MoS2

  Oral-In-person

  March 16, 2026, 12:24 PM – March 16, 2026, 12:36 PM

  Publication: 2p Interlayer Exciton Revealed by Hybridization in Bilayer MoS2
  S. Cha, Z. Xu, T. Ouyang, H. Yao, R. K. Paudel, T. Taniguchi, K. Watanabe, A. Joe, Y. C. Chang, N. Gabor & C.H. Lui
  preprint (2025)

  Presenters

  • Zhaoran Xu

    • University of California, Riverside

  Authors

  • Zhaoran Xu

    • University of California, Riverside

  • Soonyoung Cha

  • Tianyi Ouyang

    • University of California, Riverside

  • Hongyu Yao

    • University of California, Riverside

  • Raj Paudel

    • Academia Sinica

  • Takashi Taniguchi

    • National Institute for Materials Science

  • Kenji Watanabe

    • National Institute for Materials Science

  • Andrew Joe

  • Yia-Chung Chang

    • Physics Department, National Cheng-Kung UNiversity

  • Nathaniel Gabor

    • University of California, Riverside

  • Chun Hung Lui

    • University of California, Riverside

  View abstract →

• Coherent interlayer exciton states in MoSe₂/WSe₂ heterostructures

  Oral-In-person

  March 16, 2026, 12:36 PM – March 16, 2026, 12:48 PM

  Presenters

  • Jacob Cutshall

    • University of Arizona

  Authors

  • Jacob Cutshall

    • University of Arizona

  • Garett Reichenbach

    • University of Arizona

  • Lauren Whitaker

  • Trevor Stanfill

    • University of Arizona

  • Fateme Mahdikhanysarvejahany

  • Daniel Shanks

    • NASA Jet Propulsion Laboratory (JPL)

  • Michael Koehler

  • David Mandrus

    • University of Tennessee

  • Kenji Watanabe

    • National Institute for Materials Science

  • Takashi Taniguchi

    • National Institute for Materials Science

  • Brian LeRoy

    • University of Arizona

  • John Schaibley

    • University of Arizona

  View abstract →

• Substrate Driven Tuning of Canalized Phonon Polaritons in Twisted α-MoO₃ Stacks

  Oral-In-person

  March 16, 2026, 12:48 PM – March 16, 2026, 1:00 PM

  Presenters

  • Ramachandra Bangari

    • University of Iowa

  Authors

  • Ramachandra Bangari

    • University of Iowa

  • John Buchner

  • Joshua Caldwell

    • Vanderbilt University

  • Thomas Folland

    • University of Iowa

  View abstract →

• Colossal magneto-excitonic effects in 2D van der Waals magnetic semiconductor CrSBr

  Oral-In-person

  March 16, 2026, 1:00 PM – March 16, 2026, 1:12 PM

  Publication: The results of this work are the subject of a manuscript submitted for publication in Nature Communications.

  Presenters

  • Mateusz Goryca

    • University of Warsaw

  Authors

  • Mateusz Goryca

    • University of Warsaw

  • Rafał Komar

  • Aleksandra Łopion

  • Miłosz Rybak

  • Tomasz Woźniak

  • Karol Gałązka

  • Kseniia Mosina

    • University of Chemistry and Technology Prague

  • Aljoscha Soll

  • Zdenek Sofer

    • University of Chemistry and Technology Prague

  • Wojciech Pacuski

    • University of Warsaw

  • Clement Faugeras

  • Magdalena Birowska

  • Piotr Kossacki

  • Tomasz Kazimierczuk

  View abstract →

• Using hyperbolic metamaterials to strengthen microwave-magnon coupling in van der Waals antiferromagnet CrSBr

  Oral-In-person

  March 16, 2026, 1:12 PM – March 16, 2026, 1:24 PM

  Presenters

  • Iris McDaniel

    • City College of New York

  Authors

  • Iris McDaniel

    • City College of New York

  • Pratap Adak

    • City College of New York

  • Ananthu Mahendranath

  • Vinod Menon

    • City College of New York

  View abstract →

• Highly radiative emission of room-temperature localized excitons enabled by charge-neutralized 0D quantum wells in 2D semiconductors

  Oral-In-person

  March 16, 2026, 1:24 PM – March 16, 2026, 1:36 PM

  Presenters

  • Taeyoung Moon

    • POSTECH

  Authors

  • Taeyoung Moon

    • POSTECH

  • Hyeongwoo Lee

    • Pohang University of Science and Technology (POSTECH)

  • Jihae Lee

  • Dong Kyo Oh

  • Soo Ho Choi

  • Yeonjeong Koo

    • Pohang University of Science and Technology (POSTECH)

  • Christopher Stevens

  • Hyunje Cho

  • Deep Jariwala

  • Je-Hyung Kim

    • Ulsan Natl Inst of Sci & Tech

  • Moon-Ho Jo

  • Joshua Hendrickson

  • Ki Kang Kim

  • Junsuk Rho

  • Yung Doug Suh

  • Kyoung-Duck Park

    • Pohang Univ of Sci & Tech

  View abstract →

• Interplay of charge and excitons in a moiré induced correlated insulator

  Oral-In-person

  March 16, 2026, 1:36 PM – March 16, 2026, 1:48 PM

  Presenters

  • Hongyu Yao

    • University of California, Riverside

  Authors

  • Hongyu Yao

    • University of California, Riverside

  • Qiao Li

  • Zhihan Wu

  • Yinxuan Lin

  • Takashi Taniguchi

    • National Institute for Materials Science

  • Kenji Watanabe

    • National Institute for Materials Science

  • Andrew Joe

  View abstract →

• Sub-meV Linewidth Nanocavity Trion-Polaritons in a Semiconductor Monolayer

  Oral-In-person

  March 16, 2026, 1:48 PM – March 16, 2026, 2:00 PM

  Presenters

  • Zhi Wang

    • University of Pennsylvania

  Authors

  • Zhi Wang

    • University of Pennsylvania

  • Li He

    • University of Pennsylvania

  • Xiang Lu

    • University of Pennsylvania

  • Zhengyi Yang

  • Yiming Pang

  • Galan Moody

    • University of California, Santa Barbara

  • Bo Zhen

    • University of Pennsylvania

  View abstract →

• Strain tuning of interlayer phonons in bilayer MoS₂

  Oral-In-person

  March 16, 2026, 2:00 PM – March 16, 2026, 2:12 PM

  Presenters

  • Sneha Patel

    • University of Arkansas

  Authors

  • Sneha Patel

    • University of Arkansas

  • José Riquelme

    • University of Arkansas

  • Sudeep Puri

    • University of Arkansas

  • Katlin Reynolds

  • Hugh Churchill

    • University of Arkansas

  • Salvador Barraza-Lopez

    • University of Arkansas

  • Hiro Nakamura

  View abstract →

• Ultrafast reflectance modulation governed by crystallographic domains in multilayer SnS

  Oral-In-person

  March 16, 2026, 2:12 PM – March 16, 2026, 2:24 PM

  Presenters

  • Sudeep Puri

    • University of Arkansas

  Authors

  • Sudeep Puri

    • University of Arkansas

  • Rodrigo Rodriguez

  • Lilian Bouric

  • Carmel Dansou

  • Aida Sheibani

    • University of Arkansas

  • Charles Paillard

  • Laurent Bellaiche

    • University of Arkansas

  • Hiroyuki Nakamura

    • University of Arkansas

  View abstract →

• Dynamic studies of polariton modes in a vdW magnet

  Oral-In-person

  March 16, 2026, 2:24 PM – March 16, 2026, 2:36 PM

  Presenters

  • Sam Bonkowsky

    • University of California, Santa Barbara

  Authors

  • Sam Bonkowsky

    • University of California, Santa Barbara

  • Samuel Brantly

    • University of California, Santa Barbara

  • Johnson Cao

  • Kyle Yin

  • Xianze Gu

  • Xavier Roy

    • Columbia University

  • CHENHAO JIN

    • UC Santa Barbara

  View abstract →

• Direct measurement of optically induced broken time-reversal symmetry in centrosymmetric atomically thin crystals

  Oral-In-person

  March 16, 2026, 2:36 PM – March 16, 2026, 2:48 PM

  Publication: arXiv:2504.06150

  Presenters

  • Paul Herrmann

    • Friedrich Schiller University Jena

  Authors

  • Paul Herrmann

    • Friedrich Schiller University Jena

  • Florentine Friedrich

  • Shridhar Shanbhag

  • Sebastian Klimmer

  • Jan Wilhelm

    • University of Regensburg

  • Giancarlo Soavi

  View abstract →

• Isotope-Engineered Symmetry Breaking in Polar van der Walls Crystal

  Oral-In-person

  March 16, 2026, 2:48 PM – March 16, 2026, 3:00 PM

  Presenters

  • Nihar Sahoo

    • University of Iowa

  Authors

  • Nihar Sahoo

    • University of Iowa

  • Thiago Arnaud

  • Ryan Spangler

  • Jon-Paul Maria

    • Penn State University

  • Joshua Caldwell

    • Vanderbilt University

  • Thomas Folland

    • University of Iowa

  View abstract →