2D Materials: Optics I

Presentations

• Abstract Withdrawn

  ORAL · Withdrawn

  March 17, 2025, 8:00 AM – March 17, 2025, 8:12 AM

  View abstract →

• Crossover among different nonlinear absorption channels in the correlated van der Waals insulator NiPS₃

  ORAL

  March 17, 2025, 8:12 AM – March 17, 2025, 8:24 AM

  Presenters

  • Mingyao Guo

    • Caltech

  Authors

  • Mingyao Guo

    • Caltech

  • Radu Andrei

    • ETH Zurich, Institute for Theoretical Physics
    • ETH Zurich

  • Jaena Park

    • Seoul National University

  • Je-Geun Park

    • Seoul National University
    • Seoul Natl Univ

  • Eugene Demler

    • ETH Zurich

  • David Hsieh

    • Caltech

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• Electronic bandstructure renormalization in strained monolayer transitional metal dichalcogenides under optical excitation

  ORAL

  March 17, 2025, 8:24 AM – March 17, 2025, 8:36 AM

  Publication: A. Park et al., ACS Nano (2024); DOI: 10.1021/acsnano.4c07448

  Presenters

  • Jen-Te Chang

    • California Institute of Technology
    • Caltech

  Authors

  • Jen-Te Chang

    • California Institute of Technology
    • Caltech

  • Akiyoshi Park

    • Caltech

  • Rohit Kantipudi

    • Caltech

  • Jonas Goeser

    • Caltech

  • Yinan Chen

    • Caltech

  • Duxing Hao

    • Caltech

  • Yi-An Yu

    • Caltech

  • Nai-Chang Yeh

    • Caltech

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• Do magnons play a role in excitonic nonlinearity of van der Waals magnets?

  ORAL

  March 17, 2025, 8:36 AM – March 17, 2025, 8:48 AM

  Publication: Biswajit Datta, et al. Magnon-mediated exciton-exciton interaction in a van der Waals antiferromagnet. Preprint at arXiv:2409.18501 (2024).

  Presenters

  • Pratap C Adak

    • City College of New York

  Authors

  • Pratap C Adak

    • City College of New York

  • Biswajit Datta

    • City College of New York

  • Sichao Yu

    • The City University of New York

  • Agneya V Dharmapalan

    • The Graduate Center, City University of New York
    • City College of New York, New York, NY 10031, USA

  • Siedah J Hall

    • CUNY
    • Advanced Science Research Center (ASRC), CUNY

  • Anton Vakulenko

    • University of Central Florida, Orlando, Florida 32816, USA

  • Filipp Komissarenko

    • The City College of New York, New York, NY 10031, USA

  • Egor Kurganov

    • University of Central Florida, Orlando, Florida 32816, USA

  • Jiamin Quan

    • The Graduate Center, City University of New York

  • Wei Wang

    • Graduate Center of the City University of New York (CUNY), New York, NY 10016, USA

  • Kseniia Mosina

    • University of Chemistry and Technology Prague

  • Zdenek Sofer

    • University of Chemistry and Technology Prague
    • Department of Inorganic Chemistry, University of Chemistry and Technology Prague

  • Dimitar Pashov

    • King's College London
    • King's College London, The Strand, London WC2R2LS, UK

  • Mark van Schilfgaarde

    • National Renewable Energy Laboratory
    • National Renewable Energy Laboratory, Golden, Colorado 80401, USA

  • Swagata Acharya

    • National Renewable Energy Laboratory (NREL)

  • Akashdeep Kamra

    • Condensed Matter Physics Center (IFIMAC) and Departamento de Física Teórica de la Materia Condensada, Universidad Autónoma de Madrid
    • Rheinland-Pfälzische Technische Universität (RPTU), Kaiserslautern-Landau, Kaiserslautern, Germany.

  • Matthew Y Sfeir

    • The Graduate Center, City University of New York

  • Andrea Alu

    • The Graduate Center, City University of New York

  • Alexander Khanikaev

    • City College of New York

  • Vinod Menon

    • City College & Grad Center of CUNY
    • City College of New York

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• Er-implanted WS2 flakes with room-temperature photon emission at telecom wavelengths

  ORAL

  March 17, 2025, 8:48 AM – March 17, 2025, 9:00 AM

  Publication: Er-implanted WS 2 flakes with room-temperature photon emission at telecom wavelengths, Guadalupe García Arellano, Gabriel I. López Morales, Zav Shotan, Raman Kumar, Benedict Murdin, Cyrus Dreyer, and Carlos A. Meriles, article in preparation (we plan to submit to Nanoletters).

  Presenters

  • Guadalupe Garcia Arellano

    • City College of New York

  Authors

  • Guadalupe Garcia Arellano

    • City College of New York

  • Gabriel I Lopez Morales

    • Stony Brook University
    • City College of New York

  • Zav Shotan

    • City College of New York

  • Raman Kumar

    • City College of New York

  • Benedict N Murdin

    • University of Surrey

  • Cyrus E Dreyer

    • Stony Brook University (SUNY)

  • Carlos Andres Meriles

    • City College of New York

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• Abstract Withdrawn

  ORAL · Withdrawn

  March 17, 2025, 9:00 AM – March 17, 2025, 9:12 AM

  View abstract →

• Flatband excitons in a three-dimensional supertwisted spiral transition metal dichalcogenide

  ORAL

  March 17, 2025, 9:12 AM – March 17, 2025, 9:24 AM

  Presenters

  • Yinan Dong

    • Columbia University

  Authors

  • Yinan Dong

    • Columbia University

  • Yuzhou Zhao

    • University of Washington

  • Lennart Klebl

    • Universität Würzburg
    • University of Hamburg

  • Taketo Handa

    • Columbia University

  • Ding Xu

    • Columbia University

  • Chiara Trovatello

    • Columbia University

  • Chennan He

    • Columbia University

  • Dihao Sun

    • Columbia University

  • Thomas P Darlington

    • Columbia University

  • Kevin WC Kwock

    • Columbia University

  • Jack Tulyag

    • Columbia University

  • Yusong Bai

    • Brown University

  • Yinming Shao

    • Pennsylvania State University
    • Columbia University, Pennsylvania State University

  • Matthew Fu

    • Columbia University

  • Milan Delor

    • Columbia University
    • Columbia university

  • Raquel Queiroz

    • Columbia University

  • James Schuck

    • Columbia University

  • Xiaoyang Zhu

    • Columbia University

  • Tim O Wehling

    • University of Hamburg

  • Song Jin

    • Department of Chemistry, University of Wisconsin–Madison, Madison, WI 53706, USA.
    • University of Wisconsin–Madison

  • Eugene John Mele

    • University of Pennsylvania

  • Dmitri N Basov

    • Columbia University

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• Near-infrared optical nano-imaging of waveguide modes in bulk α-RuCl₃

  ORAL

  March 17, 2025, 9:24 AM – March 17, 2025, 9:36 AM

  Presenters

  • Yuchen Lin

    • Columbia University

  Authors

  • Yuchen Lin

    • Columbia University

  • Samuel L Moore

    • Columbia University

  • Aaron Sternbach

    • Columbia University

  • Shuai Zhang

    • Columbia University

  • James C Hone

    • Columbia University

  • David G Mandrus

    • University of Tennessee

  • Dmitri N Basov

    • Columbia University

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• Van der Waals waveguide quantum electrodynamics probed by infrared nano- photoluminescence

  ORAL

  March 17, 2025, 9:36 AM – March 17, 2025, 9:48 AM

  Presenters

  • Samuel L Moore

    • Columbia University

  Authors

  • Samuel L Moore

    • Columbia University

  • Hae Yeon Lee

    • Rice University

  • Nicholas Rivera

    • Harvard University
    • Massachusetts Institute of Technology MIT

  • Yuzuka Karube

    • Columbia University

  • Mark Ziffer

    • Columbia University

  • Emanuil S Yanev

    • Columbia University

  • Thomas P Darlington

    • Columbia University

  • Aaron Sternbach

    • Columbia University

  • Madisen A Holbrook

    • Columbia University

  • Jordan L Pack

    • Columbia University

  • Xiaodong Xu

    • University of Washington

  • Cory R Dean

    • Columbia University

  • Johnathan Owen

    • Columbia university

  • James Schuck

    • Columbia University

  • Milan Delor

    • Columbia University
    • Columbia university

  • Xiaoyang Zhu

    • Columbia University

  • James C Hone

    • Columbia University

  • Dmitri N Basov

    • Columbia University

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• Determining Bandgaps in the Layered Group-10 2D Transition Metal Dichalcogenide PtSe2

  ORAL

  March 17, 2025, 9:48 AM – March 17, 2025, 10:00 AM

  Publication: Published paper directly related to the work: M. Mičica, S. Ayari, M. Hemmat, M. Arfaoui, D. Vala, K. Postava, H. Vergnet, J. Tignon, J. Mangeney, S. Guo, X. Yu, Q. J. Wang, Z. Liu, S. Jaziri, F. Carosella, R. Ferreira, S. Dhillon, Determining Bandgaps in the Layered Group-10 2D Transition Metal Dichalcogenide PtSe2. Adv. Funct. Mater. 2024, 2408982.
  
  Other published related paper:
  Hemmat M, Ayari S, Mičica M, et al. Layer-controlled nonlinear terahertz valleytronics in two-dimensional semimetal and semiconductor PtSe2. InfoMat. 2023; 5(11):e12468. doi:10.1002/inf2.12468
  
  1 other paper is submitter
  1 paper is planned

  Presenters

  • Francesca Carosella

    • Ecole Normale Supérieure

  Authors

  • Francesca Carosella

    • Ecole Normale Supérieure

  • Sabrine Ayari

    • Ecole Normale Supérieure

  • Martin Micica

    • Ecole Normale Supérieure

  • Sukhdeep Dhillon

    • Ecole Normale Supérieure

  • Robson Ferreira

    • Ecole Normale Supérieure

  • Minoosh Hemmat

    • Ecole Normale Supérieure

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• Impact of Etching Conditions on Structural and Vibrational Characteristics of Novel i-MXene (Mo_2/3Er_1/3)₂C

  ORAL

  March 17, 2025, 10:00 AM – March 17, 2025, 10:12 AM

  Presenters

  • Bhoj R Gautam

    • Fayetteville State University

  Authors

  • Bhoj R Gautam

    • Fayetteville State University

  • Binod K Rai

    • Savannah River National Laboratory
    • Savannah River National Lab

  • Nisha Hiralal Patel Makani

    • Fayetteville State University

  • Alex Bretana

    • Savannah River National Laboratory

  • Bishnu Bastakoti

    • North Carolina A & T State University

  • Shanna M Alonzo

    • North Carolina A & T State University

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• Interlayer exciton phase diagram in atomically thin heterostructures

  ORAL

  March 17, 2025, 10:12 AM – March 17, 2025, 10:24 AM

  Publication: A. Y. Joe*, A. M. Mier Valdivia* et al. "Controlled interlayer exciton ionization in an electrostatic trap in atomically thin heterostructures". Nat. Commun. 15: 6743 (2024)

  Presenters

  • Andres M Mier Valdivia

    • Harvard University

  Authors

  • Andres M Mier Valdivia

    • Harvard University

  • Andrew Y Joe

    • University of California at Riverside

  • Luis Angel Jauregui

    • University of California, Irvine

  • Kateryna Pistunova

    • Stanford University

  • Dapeng Ding

    • Harvard University

  • You Zhou

    • University of Maryland College Park

  • Giovanni Scuri

    • Stanford University

  • Kristiaan DeGreve

    • IMEC
    • IMEC, KU Leuven
    • imec, KU Leuven
    • imec

  • Andrey Sushko

    • Harvard University

  • Bumho Kim

    • University of Pennsylvania

  • Takashi Taniguchi

    • National Institute for Materials Science
    • International Center for Materials Nanoarchitectonics, National Institute for Materials Science
    • Research Center for Materials Nanoarchitectonics, National Institute for Materials Science, 1-1 Namiki, Tsukuba 305-0044, Japan
    • International Center for Materials Nanoarchitectonics, National Institute of Material Science, Tsukuba, Japan
    • Advanced Materials Laboratory, National Institute for Materials Science

  • Kenji Watanabe

    • National Institute for Materials Science
    • NIMS
    • Research Center for Functional Materials, National Institute for Materials Science
    • Research Center for Electronic and Optical Materials, National Institute for Materials Science, 1-1 Namiki, Tsukuba 305-0044, Japan
    • Research Center for Functional Materials, National Institute of Material Science, Tsukuba, Japan
    • National Institute of Materials Science
    • Advanced Materials Laboratory, National Institute for Materials Science

  • James C Hone

    • Columbia University

  • Mikhail D Lukin

    • Harvard University

  • Hongkun Park

    • Harvard University

  • Philip Kim

    • Harvard University

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• Nonlinear Optical Responses in twisted Bi₂Se₃ Bilayer Systems

  ORAL

  March 17, 2025, 10:24 AM – March 17, 2025, 10:36 AM

  Presenters

  • Alana Okullo

    • Howard University

  Authors

  • Alana Okullo

    • Howard University

  • Vineet Kumar Sharma

    • Howard University

  • Arun Bansil

    • Northeastern University

  • Sugata Chowdhury

    • Howard University

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• Engineering Room Temperature Valley States in Anisotropic van der Waals Heterostructures

  ORAL

  March 17, 2025, 10:36 AM – March 17, 2025, 10:48 AM

  Publication: [1] Mak, Kin Fai, et al. "Control of valley polarization in monolayer MoS2 by optical helicity."
  Nature nanotechnology 7.8 (2012): 494-498.
  [2] Scuri, Giovanni, et al. "Electrically tunable valley dynamics in twisted WSe2/WSe2 bilay-
  ers." Physical Review Letters 124.21 (2020): 217403.
  [3] Sahoo, Nihar Ranjan, et al. "Polaritons in photonic hypercrystals of van der Waals mate-
  rials." Advanced Functional Materials 34.41 (2024): 2316863.
  [4] Singh, Anuj Kumar, et al. "Low-Cost Plasmonic Platform for Photon-Emission Engineering
  of Two-Dimensional Semiconductors." Physical Review Applied 19.4 (2023): 044012.
  [5] Nalabothula, Muralidhar, et al. "Engineering valley quantum interference in anisotropic
  van der Waals heterostructures." Physical Review B 102.4 (2020): 045416.
  [6] Singh, Anuj Kumar, et al. "Engineering of excitonic emission and valley polarization en-
  hancement in two-dimensional semiconductors." 2D Photonic Materials and Devices VII.
  Vol. 12888. SPIE, 2024.

  Presenters

  • Ikshvaku Shyam

    • Indian Institute of Technology Bombay

  Authors

  • Ikshvaku Shyam

    • Indian Institute of Technology Bombay

  • Shagun Kumar

    • Indian Institute of Technology Bombay

  • Nihar Ranjan R Sahoo

    • IIT Bombay

  • ANUJ KUMAR SINGH

    • Indian Institute of Technology Bombay

  • Anshuman Kumar

    • University of California, Davis
    • Indian Inst of Tech-Bombay

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• Interfacial Control of Electron Doping in MoSe₂ Monolayers via Epitaxial Orientation of High-к Dielectric Gd₂O₃

  ORAL

  March 17, 2025, 10:48 AM – March 17, 2025, 11:00 AM

  Presenters

  • Kritika Ghosh

    • Indian Institute of Technology, Kharagpur

  Authors

  • Kritika Ghosh

    • Indian Institute of Technology, Kharagpur

  • Avijit Dhara

    • Indian Institute of Technology, Kharagpur

  • Ahin Roy

    • Indian Institute of Technology, Kharagpur

  • Yukio Sato

    • Kumamoto University

  • Sajal Dhara

    • Indian Institute of Technology - Kharagpur
    • Indian Institute of Technology, Kharagpur

  • Andreas Fissel

    • Leibniz University of Hannover

  • Hans-Jörg Osten

    • Leibniz University of Hannover

  • Ayan Roy Chaudhuri

    • Indian Institute of Technology, Kharagpur

  View abstract →