The focusing properties of spin wave with Fresnel lens phase profile

Journal of Magnetism and Magnetic Materials - Tập 505 - Trang 166756 - 2020
Haitao Dai1, Aixiang Xiao1, Dongshuo Wang1, Yongxiang Xue1, Meini Gao1, Xiaodong Zhang1, Changlong Liu1, Qieni Lu2,3
1Tianjin Key Laboratory of Low Dimensional Materials Physics and Preparing Technology, School of Science, Tianjin University, Tianjin 300072, China
2School of Precision Instrument and Optoelectronics Engineering, Tianjin University, Tianjin 300072, China
3Key Laboratory of Opto-electronics Information Technology, Ministry of Education, Tianjin 300072, China

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