Imaging Topological Spin Structures Using Light-Polarization and Magnetic Microscopy

Till Lenz, Georgios Chatzidrosos, Zhiyuan Wang, Lykourgos Bougas, Yannick Dumeige, Arne Wickenbrock, Nico Kerber, Jakub Zázvorka, Fabian Kammerbauer, Mathias Kläui, Zeeshawn Kazi, Kai-Mei C. Fu, Kohei M. Itoh, Hideyuki Watanabe, and Dmitry Budker
Phys. Rev. Applied 15, 024040 – Published 17 February 2021

Abstract

We present an imaging modality that enables detection of magnetic moments and their resulting stray magnetic fields. We use wide-field magnetic imaging that employs a diamond-based magnetometer and has combined magneto-optic detection (e.g., magneto-optic Kerr effect) capabilities. We employ such an instrument to image magnetic (stripe) domains in multilayered ferromagnetic structures.

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  • Received 11 November 2020
  • Revised 30 December 2020
  • Accepted 13 January 2021

DOI:https://doi.org/10.1103/PhysRevApplied.15.024040

© 2021 American Physical Society

Physics Subject Headings (PhySH)

Atomic, Molecular & OpticalCondensed Matter, Materials & Applied Physics

Authors & Affiliations

Till Lenz1, Georgios Chatzidrosos1, Zhiyuan Wang1, Lykourgos Bougas2,*, Yannick Dumeige3, Arne Wickenbrock1, Nico Kerber2, Jakub Zázvorka2,4, Fabian Kammerbauer2, Mathias Kläui2, Zeeshawn Kazi5, Kai-Mei C. Fu5,6,7, Kohei M. Itoh8, Hideyuki Watanabe9, and Dmitry Budker1,10,†

  • 1Helmholtz Institut Mainz, Johannes Gutenberg-Universität Mainz, Mainz 55128, Germany
  • 2Institut für Physik, Johannes Gutenberg-Universität Mainz, Mainz 55128, Germany
  • 3Université de Rennes, CNRS, Institut FOTON UMR 6082, Lannion F-22305, France
  • 4Institute of Physics, Faculty of Mathematics and Physics, Charles University, Prague 121 16, Czech Republic
  • 5Physics Department, University of Washington, Seattle, Washington 98105, USA
  • 6Electrical and Computer Engineering Department, University of Washington, Seattle, Washington 98105, USA
  • 7Helmholtz Institut Mainz, Johannes Gutenberg University, Mainz 55128, Germany
  • 8Spintronics Research Center, Keio University, 3-14-1 Hiyoshi, Kohoku-ku, Yokohama 223-8522, Japan
  • 9Device Technology Research Institute, National Institute of Advanced Industrial Science and Technology, Tsukuba Central 2, 1-1-1 Umezono, Tsukuba, Ibaraki 305-8568, Japan
  • 10Department of Physics, University of California, Berkeley, California 94720-300, USA

  • *lybougas@uni-mainz.de
  • budker@uni-mainz.de

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Vol. 15, Iss. 2 — February 2021

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