Direct observation of Σ7 domain boundary core structure in magnetic skyrmion lattice

Author:

Matsumoto Takao1,So Yeong-Gi2,Kohno Yuji3,Sawada Hidetaka3,Ikuhara Yuichi1,Shibata Naoya1

Affiliation:

1. Institute of Engineering Innovation, School of Engineering, The University of Tokyo, 2-11-16 Yayoi, Bunkyo-ku, Tokyo 113-8656, Japan.

2. Department of Materials Science and Engineering, Graduate School of Engineering and Resource Science, Akita University, 1-1 Tegata Gakuen-machi, Akita, Akita 010-8502, Japan.

3. JEOL Ltd., 1-2, Musashino 3-chome, Akishima, Tokyo 196-8558, Japan.

Abstract

Advanced electron microscopy reveals a unique structural relaxation mechanism in a magnetic skyrmion domain boundary core.

Funder

Japan Science and Technology Agency

Japan Society for the Promotion of Science

Publisher

American Association for the Advancement of Science (AAAS)

Subject

Multidisciplinary

Reference29 articles.

1. Grain boundary atomic structures and light-element visualization in ceramics: Combination of Cs-corrected scanning transmission electron microscopy and first-principles calculations;Ikuhara Y.;J. Electron Microsc.,2011

2. Structure, energy and solute segregation behaviour of [110] symmetric tilt grain boundaries in yttria-stabilized cubic zirconia

3. Grain boundary strengthening in alumina by rare earth impurities;Buban J. P.;Science,2006

4. Observation of rare-earth segregation in silicon nitride ceramics at subnanometre dimensions;Shibata N.;Nature,2004

5. The structure of high-angle grain boundaries;Brandon D. G.;Acta Metall.,1966

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