中国激光, 2020, 47 (3): 0301008, 网络出版: 2020-03-12
基于悬浮波导的低功耗聚合物热光开关 
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Polymer Thermo-Optic Switch with Low-Power Consumption Based on Suspended Waveguide
图 & 表
图 1. 热光开关的结构示意图。(a)热光开关的俯视图;(b)悬浮波导的截面示意图
Fig. 1. Structure diagram of thermo-optic switch. (a) Top-view diagram of thermo-optic switch; (b) cross-section of the suspended waveguide
图 2. 波导有效折射率n与波导尺寸b的关系
Fig. 2. Relations between the core thickness b and the effective refractive index n of the rectangle waveguide
图 3. 热光开关波导结构的热场分布。(a)传统波导结构;(b)悬浮波导结构
Fig. 3. Thermal field distribution of thermo-optic switch waveguides. (a) Conventional waveguide; (b) suspended waveguide
图 4. 热光开关波导截面的SEM照片。(a)传统波导;(b)悬浮波导
Fig. 4. SEM images of the cross-section of thermo-optic switch waveguides. (a) Conventional waveguide; (b) suspended waveguide
图 6. 不同波导结构的光开关输出光功率与驱动功率的关系曲线
Fig. 6. Output optical power of thermo-optic switches with different waveguide versus electrical heating power
表 1不同结构热光开关的功耗对比
Table1. Comparison of power consumption among thermo-optic switches with different structures
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孙健, 吴远大, 安俊明, 吴卫锋, 单崇新. 基于悬浮波导的低功耗聚合物热光开关[J]. 中国激光, 2020, 47(3): 0301008. Sun Jian, Wu Yuanda, An Junming, Wu Weifeng, Shan Chongxin. Polymer Thermo-Optic Switch with Low-Power Consumption Based on Suspended Waveguide[J]. Chinese Journal of Lasers, 2020, 47(3): 0301008.
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