Investigation of spin-phonon coupling in triangular-lattice antiferromagnet AgCrS2 by infrared transmission spectroscopy
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- 作者：Wenshuai Gaoa ; b ; Youming Zoua ; Shile Zhanga ; Liran Shic ; Zhengcai Xiac ; Zhongwen Ouyangc ; Bingjie Liua ; b ; Lei Zhanga ; Renwen Lid ; Li Pia ; b ; Zhe Qua ; zhequ@hmfl.ac.cn" class="auth_mail" title="E-mail the corresponding author ; Yuheng Zhanga ; b
- 关键词：Triangluar lattice antiferromagnet ; Spin-phonon coupling ; Infrared transmission spectroscopy
- 刊名：Journal of Magnetism and Magnetic Materials
- 出版年：2016
- 出版时间：15 April 2016
- 年：2016
- 卷：404
- 期：Complete
- 页码：175-178
- 全文大小：656 K
文摘
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Spin-phonon coupling in AgCrS2 was investigated by infrared transmission spectroscopy.
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Eigenfrequencies significantly deviate from the purely anharmonic behavior below ~90 K.
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Spin-phonon coupling has strong influence even in PM state in AgCrS2.