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Excited State IV: exciton dynamics

FOCUS · N46 · ID: 47388

Presentations

  • Photo-induced phase-transitions and coherent phenomena in realistic materials: an ab-initio Many-Body approach.

    ORAL · Invited

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    Publication: Marini, A. Competition between the electronic and phonon–mediated scattering channels in the out–of–equilibrium carrier dynamics of semiconductors: an ab-initio approach. Journal of Physics: Conference Series 427, 1 (2013), 012003.<br><br>Perfetto, E., Sangalli, D., Marini, A., and Stefanucci, G. Pump-driven normal-to-excitonic insulator transition: Josephson oscillations and<br>signatures of bec-bcs crossover in time-resolved arpes. Phys. Rev. Materials 3 (2019), 2791.<br><br>Smejkal, V., Libisch, F., Molina-Sanchez, A., Trovatello, C., Wirtz, L., and Marini, A. Time-dependent screening explains the ul-<br>trafast excitonic signal rise in 2d semiconductors. ACS Nano 15 (2021), 1179–1185.<br><br>Trovatello, C., Miranda, H. P. C., Molina-Sánchez, A., Borrego Varillas, R., Manzoni, C., Moretti, L., Ganzer, L., Maiuri, M.,<br>Wang, J., Dumcenco, D., Kis, A., Wirtz, L., Marini, A., Soavi, G., Ferrari, A. C., Cerullo, G., Sangalli, D., and Conte, S. D.<br>Strongly coupled coherent phonons in single-layer mos 2 . ACS Nano 14 (2020), 5700–5710.<br><br>Dendzik, M.; Xian, R. P.; Perfetto, E.; Sangalli, D.; Kutnyakhov, D.; Dong, S.; Beaulieu, S.; Pincelli, T.; Pressacco, F.; Curcio, D.; Agustsson, S. Y.; Heber, M.; Hauer, J.; Wurth, W.; Brenner, G.; Acremann, Y.; Hofmann, P.; Wolf, M.; Marini, A.; Stefanucci, G.; Rettig, L. & Ernstorfer, R. Observation of an Excitonic Mott Transition Through Ultrafast Core-cum-Conduction Photoemission Spectroscopy <br>Phys. Rev. Lett., 2020, 125

    Presenters

    • Andrea Marini

      CNR-ISM and FLASHit

    Authors

    • Andrea Marini

      CNR-ISM and FLASHit

    • Davide Sangalli

      CNR-ISM and FLASHit

    • Gianluca Stefanucci

      University of Rome Tor Vergata, Univ of Roma

    • Enrico Perfetto

      Univ of Roma

    • Valerie Smejkal

      Vienna University of Technology, Institute for Theoretical Physic

    View abstract →

  • An ab-initio framework for phonon-mediated exciton diffusion in crystals

    ORAL

    –

    Presenters

    • Jonah B Haber

      University of California, Berkeley, University of California, Berkeley; Lawrence Berkeley National Laboratory, Department of Physics, University of California, Berkeley, Department of Physics, University of California, Berkeley, CA 94720; Materials Sciences Division, Lawrence Berkeley National Laboratory, Berkeley, CA 94720.

    Authors

    • Jonah B Haber

      University of California, Berkeley, University of California, Berkeley; Lawrence Berkeley National Laboratory, Department of Physics, University of California, Berkeley, Department of Physics, University of California, Berkeley, CA 94720; Materials Sciences Division, Lawrence Berkeley National Laboratory, Berkeley, CA 94720.

    • Felipe H da Jornada

      Stanford Univ, Stanford University

    • Sivan Refaely-Abramson

      Weizmann Institute of Science

    • Diana Y Qiu

      Yale University

    • Gabriel Antonius

      Université du Québec à Trois-Rivières (UQTR), Université du Québec à Trois-Rivières, Université du Québec à Trois-Rivières, Trois-Rivières, Qc, Canada

    • Steven G Louie

      University of California at Berkeley, and Lawrence Berkeley National Laboratory, Physics Department, UC Berkeley and Lawrence Berkeley National Lab, University of California Berkeley, University of California, Berkeley, University of California at Berkeley; Lawrence Berkeley National Laboratory, University of California at Berkeley and Lawrence Berkeley National Laboratory, UC berkeley, University of California at Berkeley and Lawrence Berkeley National Lab, UC Berkeley & Lawrence Berkeley National Laboratory

    • Jeffrey B Neaton

      Lawrence Berkeley National Laboratory, University of California, Berkeley; Lawrence Berkeley National Laboratory; Kavli Energy NanoSciences Institute at Berkeley, Department of Physics, University of California, Berkeley; Materials Sciences Division, Lawrence Berkeley National Laboratory; Kavli Energy NanoScience Institute at Berkeley, Department of Physics, University of California, Berkeley, CA 94720; Materials Sciences Division, Lawrence Berkeley National Laboratory, Berkeley, CA 94720; Kavli Energy Nano

    View abstract →

  • First-principles calculations of phonon-mediated exciton relaxation in two-dimensional semiconductors

    ORAL

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    Publication: [1] Xiao-Wei Zhang, Kaichen Xie, En-Ge Wang, Ting Cao, and Xin-Zheng Li, "Phonon-mediated exciton relaxation in two-dimensional semiconductors: selection rules and relaxation pathways", arXiv:2110.08873.

    Presenters

    • Xiaowei Zhang

      University of Washington

    Authors

    • Xiaowei Zhang

      University of Washington

    • Kaichen Xie

      University of Washington

    • Enge Wang

      Chinese Academy of Sciences

    • Ting Cao

      University of Washington

    • Xinzheng Li

      Peking Univ

    View abstract →

  • Study of Doping-dependent Multiparticle Excitation Spectrum in Monolayer TMDCs from First Principles

    ORAL

    –

    Presenters

    • Supavit Pokawanvit

      Stanford University

    Authors

    • Supavit Pokawanvit

      Stanford University

    • Aurelie Champagne

      Lawrence Berkeley National Laboratory

    • Jonah B Haber

      University of California, Berkeley, University of California, Berkeley; Lawrence Berkeley National Laboratory, Department of Physics, University of California, Berkeley, Department of Physics, University of California, Berkeley, CA 94720; Materials Sciences Division, Lawrence Berkeley National Laboratory, Berkeley, CA 94720.

    • Diana Y Qiu

      Yale University

    • Jeffrey B Neaton

      Lawrence Berkeley National Laboratory, University of California, Berkeley; Lawrence Berkeley National Laboratory; Kavli Energy NanoSciences Institute at Berkeley, Department of Physics, University of California, Berkeley; Materials Sciences Division, Lawrence Berkeley National Laboratory; Kavli Energy NanoScience Institute at Berkeley, Department of Physics, University of California, Berkeley, CA 94720; Materials Sciences Division, Lawrence Berkeley National Laboratory, Berkeley, CA 94720; Kavli Energy Nano

    • Felipe H da Jornada

      Stanford Univ, Stanford University

    View abstract →

  • Long-range magnetic ordering coupling with bulk excitonic effect and defect related sharp peak in van der Waals antiferromagnet NiPS<sub>3</sub>

    ORAL

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    Presenters

    • Chunhao Guo

      University of California, Santa Cruz

    Authors

    • Chunhao Guo

      University of California, Santa Cruz

    • Junqing Xu

      University of California, Santa Cruz

    • Dario Rocca

      University of Lorraine, Université de Lorraine & CNRS, Laboratoire de Physique et Chimie Théoriques (LPCT)

    • Yuan Ping

      UC Santa Cruz, University of California, Santa Cruz

    View abstract →

  • Delocalization of dark and bright strongly bound excitons in flat-band materials: optical properties of V<sub>2</sub>O<sub>5</sub>

    ORAL

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    Publication: Vitaly Gorelov, Lucia Reining, Martin Feneberg, Reudiger Goldhahn, Andre Schleife, Walter R. L. Lambrecht, and Matteo Gatti, submitted

    Presenters

    • Vitaly Gorelov

      Ecole Polytechnique

    Authors

    • Vitaly Gorelov

      Ecole Polytechnique

    • Lucia Reining

      CNRS, Ecole Polytechnique - CNRS, CNRS/Institut Polytechnique de Paris

    • Martin Feneberg

      Otto von Guericke University Magdeburg

    • Ruediger Goldhahn

      Otto von Guericke University Magdeburg

    • Andre Schleife

      University of Illinois at Urbana-Champai, University of Illinois at Urbana-Champaign

    • Walter R Lambrecht

      Case Western Reserve University

    • Matteo Gatti

      CNRS, Ecole Polytechnique - CNRS, CNRS/Institut Polytechnique de Paris

    View abstract →

  • Optical properties of Hg<sub>x</sub>Cd<sub>1-x</sub>S and Hg<sub>x</sub>Cd<sub>1-x</sub>Se alloys from first principles

    ORAL

    –

    Presenters

    • Erick I Hernandez Alvarez

      University of Illinois at Urbana-Champaign

    Authors

    • Erick I Hernandez Alvarez

      University of Illinois at Urbana-Champaign

    • Andrew M Smith

      University of Illinois at Urbana-Champaign

    • Andre Schleife

      University of Illinois at Urbana-Champai, University of Illinois at Urbana-Champaign

    View abstract →

  • Frenkel excitons in LiCoO<sub>2</sub>: QSGW calculations including ladder diagrams and BSE approach

    ORAL

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    Publication: S. K. Radha et al., Phys. Rev. B 104, 115120 (2021)

    Presenters

    • Walter R Lambrecht

      Case Western Reserve University

    Authors

    • Walter R Lambrecht

      Case Western Reserve University

    • Santosh K Radha

      Case Western Reserve University

    • Brian Cunningham

      Queen's University Belfast

    • Myrta Grüning

      Queen's University Belfast

    • Dimitar Pashov

      King's College London

    • Mark van Schilfgaarde

      National Renewable Energy Laboratory

    View abstract →

  • First-Principles Calculations of Optical Spectra in Liquid Water using GW plus Bethe-Salpeter Equation approach

    ORAL

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    Presenters

    • Fujie Tang

      Temple University

    Authors

    • Fujie Tang

      Temple University

    • Zhenglu Li

      University of California at Berkeley, and Lawrence Berkeley National Laboratory, Physics Department, UC Berkeley and Lawrence Berkeley National Lab, Lawrence Berkeley National Laboratory, Lawrence Berkeley National Laboratory; University of California at Berkeley, University of California at Berkeley and Lawrence Berkeley National Laboratory

    • Chunyi Zhang

      Temple University

    • Diana Y Qiu

      Yale University

    • Xifan Wu

      Temple University

    View abstract →