Chirality-Driven Orbital Angular Momentum and Circular Dichroism in CoSi

Autor: Brinkman, Stefanie Suzanne, Tan, Xin Liang, Brekke, Bjørnulf, Mathisen, Anders Christian, Finnseth, Øyvind, Schenk, Richard Justin, Hagiwara, Kenta, Huang, Meng-Jie, Buck, Jens, Kalläne, Matthias, Hoesch, Moritz, Rossnagel, Kai, Yang, Kui-Hon Ou, Lin, Minn-Tsong, Shu, Guo-Jiun, Chen, Ying-Jiun, Tusche, Christian, Bentmann, Hendrik

Chiral crystals and molecules were recently predicted to form an intriguing platform for unconventional orbital physics. Here, we report the observation of chirality-driven orbital textures in the bulk electronic structure of CoSi, a prototype member

Externí odkaz: http://arxiv.org/abs/2404.02952

Chirality-Driven Orbital Angular Momentum and Circular Dichroism in CoSi.

Autor: Brinkman SS; Center for Quantum Spintronics, Department of Physics, Norwegian University of Science and Technology, 7491 Trondheim, Norway., Tan XL; Center for Quantum Spintronics, Department of Physics, Norwegian University of Science and Technology, 7491 Trondheim, Norway.; Peter Grünberg Institut (PGI-6), Forschungszentrum Jülich, Jülich 52425, Germany.; Faculty of Physics, University of Duisburg-Essen, Duisburg 47057, Germany., Brekke B; Center for Quantum Spintronics, Department of Physics, Norwegian University of Science and Technology, 7491 Trondheim, Norway., Mathisen AC; Center for Quantum Spintronics, Department of Physics, Norwegian University of Science and Technology, 7491 Trondheim, Norway., Finnseth Ø; Department of Materials Science and Engineering, Norwegian University of Science and Technology, 7491 Trondheim, Norway., Schenk RJ; Center for Quantum Spintronics, Department of Physics, Norwegian University of Science and Technology, 7491 Trondheim, Norway., Hagiwara K; Peter Grünberg Institut (PGI-6), Forschungszentrum Jülich, Jülich 52425, Germany.; Faculty of Physics, University of Duisburg-Essen, Duisburg 47057, Germany., Huang MJ; Ruprecht Haensel Laboratory, Kiel University, 24098 Kiel, Germany.; Ruprecht Haensel Laboratory, DESY, 22607 Hamburg, Germany.; Deutsches Elektronen-Synchrotron DESY, Notkestraße 85, 22607 Hamburg, Germany., Buck J; Ruprecht Haensel Laboratory, Kiel University, 24098 Kiel, Germany.; Ruprecht Haensel Laboratory, DESY, 22607 Hamburg, Germany.; Institut für Experimentelle und Angewandte Physik, Christian-Albrechts-Universität zu Kiel, 24098 Kiel, Germany., Kalläne M; Ruprecht Haensel Laboratory, Kiel University, 24098 Kiel, Germany.; Ruprecht Haensel Laboratory, DESY, 22607 Hamburg, Germany.; Institut für Experimentelle und Angewandte Physik, Christian-Albrechts-Universität zu Kiel, 24098 Kiel, Germany., Hoesch M; Deutsches Elektronen-Synchrotron DESY, Notkestraße 85, 22607 Hamburg, Germany., Rossnagel K; Ruprecht Haensel Laboratory, Kiel University, 24098 Kiel, Germany.; Ruprecht Haensel Laboratory, DESY, 22607 Hamburg, Germany.; Deutsches Elektronen-Synchrotron DESY, Notkestraße 85, 22607 Hamburg, Germany.; Institut für Experimentelle und Angewandte Physik, Christian-Albrechts-Universität zu Kiel, 24098 Kiel, Germany., Ou Yang KH; Department of Physics, National Taiwan University, Taipei 10617, Taiwan., Lin MT; Department of Physics, National Taiwan University, Taipei 10617, Taiwan.; Institute of Atomic and Molecular Sciences, Academia Sinica, Taipei 10617, Taiwan.; Research Center for Applied Sciences, Academia Sinica, Taipei 11529, Taiwan., Shu GJ; Department of Materials and Mineral Resources Engineering, National Taipei University of Technology, Taipei 10608, Taiwan., Chen YJ; Peter Grünberg Institut (PGI-6), Forschungszentrum Jülich, Jülich 52425, Germany.; Faculty of Physics, University of Duisburg-Essen, Duisburg 47057, Germany.; Ernst Ruska-Centre for Microscopy and Spectroscopy with Electrons and Peter Grünberg Institute, Forschungszentrum Jülich, 52425 Jülich, Germany., Tusche C; Peter Grünberg Institut (PGI-6), Forschungszentrum Jülich, Jülich 52425, Germany.; Faculty of Physics, University of Duisburg-Essen, Duisburg 47057, Germany., Bentmann H; Center for Quantum Spintronics, Department of Physics, Norwegian University of Science and Technology, 7491 Trondheim, Norway.

Publikováno v: Physical review letters [Phys Rev Lett] 2024 May 10; Vol. 132 (19), pp. 196402.