Study of spin-phonon coupling in multiferroic BiFeO3 through Raman spectroscopy

Thi Minh Hien Nguyen,Xuan Nghia Nguyen, Xiang-Bai Chen,Xuan Thang To,Seongsu Lee,Thi Huyen Nguyen,In-Sang Yang

Journal of Molecular Structure（2020）

引用 5|浏览10

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摘要

•Spin-phonon coupling in BiFeO3 single crystal is studied through Raman spectroscopy.•Phonon hardening appears at 200 K and becomes stronger below ~135 K.•Different phonon modes show very distinct spin-phonon coupling behaviours.

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关键词

Multiferroic BiFeO3,Raman scattering,Spin-phonon coupling,Spin-reorientation transition

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