BKT Phase Transitions in Magnetic Systems: Formations of Narrow Stripes and Vortex–Antivortex Pairs in a Quasi2D Ferromagnet K_{2}CuF_{4}
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Formations of Narrow Stripes and Vortex–Antivortex Pairs in a QuasiTwoDimensional Ferromagnet K_{2}CuF_{4}
(JPSJ Editors' Choice)
J. Phys. Soc. Jpn. 90, 014702 (2021).
Cryogenic Lorentz transmission electron microscopy directly shows that vortex and antivortex pairs emerge in a quasitwodimensional ferromagnet K_{2}CuF_{4}. This work may reveal the nature of Berezinskii, Kosterlitz, and Thouless phase transition in a magnetic system.
Formations of Narrow Stripes and Vortex–Antivortex Pairs in a QuasiTwoDimensional Ferromagnet K_{2}CuF_{4}
(JPSJ Editors' Choice)
J. Phys. Soc. Jpn. 90, 014702 (2021).
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