光学学报, 2019, 39 (6): 0623001, 网络出版: 2019-06-17
旋光-电光晶体的电光调制特性及π-电压 下载: 1076次
Electro-Optic Modulation Characteristics of Optically Active and Electro-Optical Crystal and Its π-Voltage
图 & 表
图 1. 不同长度BSO20晶体的椭圆双折射相位延迟角Θ随晶体外加电压U变化的曲线
Fig. 1. Curves of phase retardation angle Θ induced by elliptical birefringence in BSO20 crystal versus applied voltage U
图 2. BSO20晶体π-电压Uπ和π/2-电压Uπ/2随晶体长度L变化的曲线
Fig. 2. Curves of π-voltage Uπ and π/2-voltage Uπ/2 of BSO20 crystal versus its length L
图 3. BSO20晶体椭圆双折射相位延迟角Θ随晶体长度L及外加电压U变化的关系曲面
Fig. 3. Curved surface of phase retardation angle Θ induced by elliptical birefringence in BSO20 crystal versus crystal length L and applied voltage U
图 4. 光强度透过率f(U,α)随外加电压U及检偏器角度α变化的关系曲面
Fig. 4. Curved surface of light intensity transmittance f(U,α) versus applied voltage U and azimuth angle α of analyzer
图 5. 光强度透过率随晶体长度L及外加电压U变化的关系曲面。(a) f(U,0); (b) f(U,45)
Fig. 5. Curved surface of light intensity transmittance versus crystal length L and applied voltage U. (a) f(U,0); (b) f(U,45)
图 6. 在不同晶体长度L条件下光强度透过率随外加电压U变化的关系曲线。(a) f(U,0); (b) f(U,45)
Fig. 6. Curves of light intensity transmittance versus applied voltage U for different crystal length L. (a) f(U,0); (b) f(U,45)
图 7. BSO20晶体π/4-电压实验测量装置
Fig. 7. Experimental setup for measurement of π/4-voltage of BSO20 crystal
图 8. 输出电压Uodc随直流电压Udc变化的实验数据及其正弦拟合曲线
Fig. 8. Experimental data of output voltage Uodc versus the applied dc voltage Udc and their sinusoidal fitting curves
李长胜. 旋光-电光晶体的电光调制特性及π-电压[J]. 光学学报, 2019, 39(6): 0623001. Changsheng Li. Electro-Optic Modulation Characteristics of Optically Active and Electro-Optical Crystal and Its π-Voltage[J]. Acta Optica Sinica, 2019, 39(6): 0623001.