Dong-Mei He, Bin Peng, Wan-Li Zhang, Wen-Xu Zhang. Inverse spin Hall effect in Nb doped SrTiO3 [J]. Acta Physica Sinica, 2019, 68(10): 106101-1
- Acta Physica Sinica
- Vol. 68, Issue 10, 106101-1 (2019)
Fig. 1. Schematic diagram of the test platform测试平台原理图
Fig. 2. Voltages of NiFe/STO at different frequencies(a) and reversal test curves at 4.4 GHz before and after sample flip(b)NiFe/STO在不同频率下的测试曲线(a)及4.4 GHz时的翻转测试曲线(b)
Fig. 3. Linewidth (ΔH ) of ferromagnetic resonance varies with frequency f (a) and frequency f varies with resonance field(H r) (b) in NiFe/STO
NiFe/STO中铁磁共振线宽ΔH 随频率f 的变化曲线(a)和频率f 随铁磁共振场H r的变化曲线(b)
Fig. 4. Test curve at 3.4GHz in NiFe/0.05Nb:STO, the inset shows the variation of V SRE and V ISHE with external magnetic field at 3.4 GHz
NiFe/0.05Nb:STO体系3.4 GHz时的测试曲线, 插图为该体系3.4 GHz时的V SRE和V ISHE随外磁场的变化曲线
Fig. 5. Variation curve of V ISHE with different doping concentrations with external magnetic field at 3.4 GHz
3.4 GHz时不同掺杂浓度的V ISHE随外磁场的变化曲线
Fig. 6. Fitting curves of frequency f and linewidth ΔH at different doping concentrations,the inset shows the relationship between the damping coefficient α and the doping concentration
各掺杂浓度样品频率f 与线宽ΔH 的拟合曲线, 插图为阻尼系数α 与掺杂浓度的关系
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