Spin-Dependent Phenomena in Semiconductors: van der Waals Dynamics via Optical Probes

FOCUS · D23 · ID: 2166061

Presentations

  • Unveiling elusive physical phenomena in 2D van der Waals systems via the valley Zeeman effect

    ORAL · Invited

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    Publication: [1] T. Woźniak, P. E. Faria Junior, G. Seifert, A. Chaves, J. Kunstmann, Exciton g-factors of van der Waals heterostructures from first-principles calculations, Physical Review B (Editors' Suggestion) 101, 235408 (2020).

    [2] P. E. Faria Junior, D. Tedeschi, M. De Luca, B. Scharf, A. Polimeni, J. Fabian, Common nonlinear features and spin-orbit coupling effects in the Zeeman splitting of novel wurtzite materials, Physical Review B 99, 195205 (2019).

    [3] D. Tedeschi, M. De Luca, P. E. Faria Junior, A. Granados del Águila, Q. Gao, H. H. Tan, B. Scharf, P. C. M. Christianen, C. Jagadish, J. Fabian, A. Polimeni, Unusual spin properties of InP wurtzite nanowires revealed by Zeeman splitting spectroscopy, Physical Review B (Rapid Comm.) 99, 161204(R) (2019).

    [4] P. E. Faria Junior, M. Kurpas, M. Gmitra, J. Fabian, k.p theory for phosphorene: Effective g-factors, Landau levels, and excitons, Physical Review B 100, 115203 (2019).

    [5] P. E. Faria Junior, K. Zollner, T. Woźniak, M. Kurpas, M. Gmitra, J. Fabian, First-principles insightsinto the spin-valley physics of strained transition metal dichalcogenides monolayers, New Journal of Physics 24, 083004 (2022).

    [6] E. Blundo, P. E. Faria Junior, A. Surrente, G. Pettinari, M. A. Prosnikov, K. Olkowska-Pucko, K. Zollner, T. Woźniak, A. Chaves, T. Kazimierczuk, M. Felici, A. Babiński, M. R. Molas, P. C. M. Christianen, J. Fabian, A. Polimeni, Strain-induced exciton hybridization in WS2 monolayers unveiled by Zeeman-splitting measurements, Physical Review Letters 129, 067402 (2022).

    [7] F. S. Covre, P. E. Faria Junior, V. O. Gordo, C. Serati de Brito, Y. V. Zhumagulov, M. D. Teodoro, O. D. D. Couto Jr., L. Misoguti, S. Pratavieira, M. B. Andrade, P. C. M. Christianen, J. Fabian, F. Withers, Y. Galvão Gobato, Revealing the impact of strain in the optical properties of bubbles in monolayer MoSe2, Nanoscale 14, 5758 (2022).

    [8] S. Raiber, P. E. Faria Junior, D. Falter, S. Feldl, P. Marzena, K. Watanabe, T. Taniguchi, J. Fabian, C. Schüller, Ultrafast pseudospin quantum beats in multilayer WSe2 and MoSe2, Nature Communications 13, 4997 (2022).

    [9] P. E. Faria Junior, J. Fabian, Signatures of electric field and layer separation effects on the spin-valley physics of MoSe2/WSe2 heterobilayers: from energy bands to dipolar excitons, Nanomaterials 13, 1187 (2023).

    [10] P. E. Faria Junior, T. Naimer, K. M. McCreary, B. T. Jonker, J. J. Finley, S. A. Crooker, J. Fabian, A. V. Stier, Proximity-enhanced valley Zeeman splitting at the WS2/graphene interface, 2D Materials 10, 034002 (2023).

    [11] C. Serati de Brito, P. E. Faria Junior, T. S. Ghiasi, J. Ingla-Aynés, C. R. Rabahi, C. Cavalini, F. Dirnberger, S. Mañas-Valero, K. Watanabe, T. Taniguchi, K. Zollner, J. Fabian, C. Schüller, H. S. J. van der Zant, Y. Galvão Gobato, Charge transfer and asymmetric coupling of MoSe valleys to the magnetic order of CrSBr, arXiv:2309.03766 (2023).

    Presenters

    • Paulo E Faria Junior

      University of Regensburg

    Authors

    • Paulo E Faria Junior

      University of Regensburg

    View abstract →

  • Observation of the second harmonic generation in layered antiferromagnet CuCrP<sub>2</sub>S<sub>6</sub>

    ORAL

    –

    Presenters

    • Shunta Aoki

      Univ of Tokyo, Univ of Tokyo, RIKEN

    Authors

    • Shunta Aoki

      Univ of Tokyo, Univ of Tokyo, RIKEN

    • Yu Dong

      Univ of Tokyo

    • Ziqian Wang

      RIKEN CEMS, RIKEN

    • Xiang Huang

      University of Tokyo, Univ of Tokyo

    • Yuki Itahashi

      Univ of Tokyo, Department of Applied Physics, The University of Tokyo; RIKEN

    • Naoki Ogawa

      RIKEN, RIKEN Center for Emergent Matter Science (CEMS)

    • Toshiya Ideue

      The University of Tokyo, Univ of Tokyo, ISSP

    • Yoshihiro Iwasa

      Univ of Tokyo, The University of Tokyo, The University of Tokyo, RIKEN CEMS, Univ of Tokyo, RIKEN

    View abstract →

  • Optical Response of Magnetic van der Waals Heterostructures

    ORAL

    –

    Presenters

    • Jiayu David J Cao

      State Univ of NY - Buffalo

    Authors

    • Jiayu David J Cao

      State Univ of NY - Buffalo

    • Benedikt Scharf

      University of Würzburg

    • Gaofeng Xu

      Hangzhou Dianzi University

    • Konstantin Denisov

      University at Buffalo

    • Igor Zutic

      State Univ of NY - Buffalo

    View abstract →

  • Magnetic Field-Dependent Overhauser Field Hysteresis Produced by Periodic Optical Pumping and Directionally Sweeping the Magnetic Field

    ORAL

    –

    Publication: [1] M. J. Dominguez, H.-W. Hsu, and V. Sih, Phys. Rev. B 108, 115203 (2023)
    [2] E. Kesto, M. J. Dominguez, and V. Sih, J. Appl. Phys. 133, 193901 (2023)
    [3] E. Kesto, M. J. Dominguez, and V. Sih, Submitted 09 Oct. 2023

    Presenters

    • Estefanio M Kesto

      University of Michigan

    Authors

    • Estefanio M Kesto

      University of Michigan

    • Michael Dominguez

      University of Michigan

    • Hua-Wei Hsu

      University of Michigan

    • Vanessa Sih

      University of Michigan

    View abstract →

  • Optical characterization of quasi-1D antiferromagnet

    ORAL

    –

    Presenters

    • Joshua J Sanchez

      Massachusetts Institute of Technology

    Authors

    • Joshua J Sanchez

      Massachusetts Institute of Technology

    • Eugene Park

      Massachusetts Institute of Technology, MIT

    • Connor A Occhialini

      Massachusetts Institute of Technology

    • Riccardo Comin

      Massachusetts Institute of Technology, MIT

    • Zdeněk Sofer

      University of Chemistry and Technology Prague, University of Chemistry and Technology, Prague, Institute of Chemistry and Technology, Prague, .

    • Prineha Narang

      College of Letters and Science, University of California, Los Angeles (UCLA), CA, USA., University of California Los Angeles, College of Letters and Science, University of California, Los Angeles (UCLA), UCLA, University of California, Los Angeles, College of Letters and Science, University of California, Los Angeles, Harvard University

    • Frances M Ross

      Massachusetts Institute of Technology, Massachusetts Institute of Technology MI

    • Deepika O Kumawat

      Mount Holyoke College

    View abstract →

  • Optical Characterization of AgCrP<sub>2</sub>S<sub>6</sub>

    ORAL

    –

    Presenters

    • Deepika O Kumawat

      Mount Holyoke College

    Authors

    • Deepika O Kumawat

      Mount Holyoke College

    • Joshua J Sanchez

      Massachusetts Institute of Technology

    • Connor A Occhialini

      Massachusetts Institute of Technology

    • Riccardo Comin

      Massachusetts Institute of Technology, MIT

    • Eugene Park

      Massachusetts Institute of Technology, MIT

    • Zdeněk Sofer

      University of Chemistry and Technology Prague, University of Chemistry and Technology, Prague, Institute of Chemistry and Technology, Prague, .

    • Prineha Narang

      College of Letters and Science, University of California, Los Angeles (UCLA), CA, USA., University of California Los Angeles, College of Letters and Science, University of California, Los Angeles (UCLA), UCLA, University of California, Los Angeles, College of Letters and Science, University of California, Los Angeles, Harvard University

    • Frances M Ross

      Massachusetts Institute of Technology, Massachusetts Institute of Technology MI

    View abstract →

  • Ferromagnetism and magnetic edge effects in Fe-implanted WS<sub>2</sub> layers

    ORAL

    –

    Presenters

    • Carlos A Meriles

      City College of New York, The City College of New York

    Authors

    • Abdelghani Laraoui

      University of Nebraska-Lincoln, University of Nebraska - Lincoln

    • Thitinun Gas-osoth

      Japan Advanced Institute of Science and Technology

    • Yifei Wang

      Japan Advanced Institute of Science and Technology

    • Raman Kumar

      City College of New York

    • Tom Delord

      City College of New York

    • Adam Erickson

      University of Nebraska-Lincoln

    • Tianlin Li

      University of Nebraska-Lincoln

    • Cory D Cress

      United States Naval Research Laboratory, US Naval Research Laboratory

    • Jose Fonseca-Vega

      Naval Research Laboratory, U.S. Naval Research Lab

    • Xia Hong

      University of Nebraska-Lincoln

    • Toshu An

      Japan Advanced Institute of Science and Technology

    • Carlos A Meriles

      City College of New York, The City College of New York

    • Suvechhya Lamichhane

      University of Nebraska-Lincoln

    • Sy-Hwang Liou

      University of Nebraska-Lincoln

    View abstract →

  • Role of charge-transfer for excitons and their delocalization in van der Waals magnetic semiconductors

    ORAL

    –

    Presenters

    • Connor A Occhialini

      Massachusetts Institute of Technology

    Authors

    • Connor A Occhialini

      Massachusetts Institute of Technology

    • Yi Tseng

      Massachusetts Institute of Technology

    • Hebatalla Elnaggar

      Sorbonne Université

    • Qian Song

      Massachusetts Institute of Technology MI, Massachusetts Institute of Technology

    • Mark Blei

      Arizona State University

    • Sefaattin Tongay

      FIAP, Arizona State University

    • Valentina Bisogni

      Brookhaven National Laboratory

    • Frank de Groot

      Utrecht University

    • Jonathan Pelliciari

      Brookhaven National Laboratory

    • Riccardo Comin

      Massachusetts Institute of Technology, MIT

    View abstract →

  • Spin and optical properties of two-dimensional single color centers in hexagonal boron nitride

    ORAL

    –

    Publication: H. L. Stern, C. M. Gilardoni, et al., "A quantum coherent spin in a two-dimensional material at room temperature." arXiv, 2023. doi: 10.48550/arXiv.2306.13025.

    Presenters

    • Oliver Powell

      University of Cambridge

    Authors

    • Oliver Powell

      University of Cambridge

    • Hannah L Stern

      University of Cambridge

    • Carmem M Gilardoni

      University of Cambridge

    • Qiushi Gu

      University of Cambridge

    • Simone Eizagirre Barker

      University of Cambridge

    • Xiaoxi Deng

      University of Cambridge

    • Louis Follet

      University of Paris-Saclay

    • Chi Li

      Monash University

    • Andrew Ramsay

      Hitachi Cambridge Laboratory

    • Hark Hoe Tan

      The Australian National University, Australian National University

    • Igor Aharonovich

      University of Technology Sydney

    • Mete Atatüre

      Univ of Cambridge, University of Cambridge

    View abstract →