Kazan (Volga region) Federal University, KFU
KAZAN
FEDERAL UNIVERSITY
 
ANTIFERROMAGNETIC NONRECIPROCITY OF LIGHT EMISSION IN CUB2O4
Form of presentationArticles in international journals and collections
Year of publication2025
  • Eremin Mikhail Vasilevich, author
  • Nurmukhametov Aleksey Ruslanovich, author
  • Other authors D. R. Yakovlev, V. Yu. Ivanov, D. Kudlacik, R. V. Pisarev, M. Bayer
  • Nurmukhametov Aleksey Ruslanovich, postgraduate kfu
  • Bibliographic description in the original language Antiferromagnetic nonreciprocity of light emission in CuB2 O4 / A. R. Nur­mukhametov, D. R. Yakovlev, V. Yu. Ivanov et al. // Phys. Rev. B. - 2025.- Vol. 112. - P. 214447. - URL: https://link.aps.org/doi/10.1103/pws7-gldy.
    Annotation Nonreciprocity of light emission, when the radiation intensity differs for two opposite propagation directions, is a rare phenomenon in solids because it requires a violation of the crystal symmetry with respect to time-reversal. Such a violation via time-reversal symmetry breaking can occur either due to an applied magnetic field or due to a magnetic ordering. We perform a detailed theoretical and experimental study of the photoluminescence (PL) nonreciprocity in the noncentrosymmetric tetragonal antiferromagnet CuB2O4, where this effect reaches 80% below the Néel phase transition temperature of TN = 20 K.
    Keywords Magneto-optical effect, Spin-orbit coupling, Insulators, Multiferroics, Single crystal materials, Luminescence, Symmetries in condensed matter
    The name of the journal PHYSICAL REVIEW B
    URL https://journals.aps.org/prb/abstract/10.1103/pws7-gldy
    Please use this ID to quote from or refer to the card https://repository.kpfu.ru/eng/?p_id=323924&p_lang=2

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