1 State Key Laboratory of Superhard Materials, College of physics, Jilin University, Changchun 130000, China; 2 Changchun Institute of Technology, Changchun 130012, China
Abstract Columbite Zn0.8Co0.2Nb2O6 crystals were grown by optical floating zone methods. The x-ray diffraction (XRD) was used to check the structure information of the grown Zn0.8Co0.2Nb2O6 crystal. The room temperature and temperature-dependent Raman spectra were tested to investigate the optical phonon behaviors of columbite Zn0.8Co0.2Nb2O6, which exhibited a temperature stable property. The magnetics properties of Zn0.8Co0.2Nb2O6, measured by a physical property measurement system (PPMS), were also presented in this work.
(Magnetometers for susceptibility, magnetic moment, and magnetization measurements)
Fund: Project supported by the National Key Research and Development Program of China (Grant No. 2017YFA0403704), the National Natural Science Foundation of China (Grant Nos. 11304113, 11474127, and 11574112), and the Fundamental Research Funds for the Central Universities of China.
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