He points out that a similar spin-filtering of photons due to Bragg diffraction has been seen in cholesteric liquid crystals, which also have a helical structure.
他指出，由于布拉格衍射效应，在同样具有螺旋结构的胆甾相液晶中也观察到了类似的光子自旋滤波。
The working principle, structure and applications in environmental monitoring of cholesteric phase liquid crystals sensor are introduced.
介绍了胆甾型液晶传感器的工作原理、结构及其在环境监测中的应用。
Based on the Brag reflection of cholesteric liquid crystal, we designed a structure formed by opposite charities of cholesteric liquid crystal of red, green and blue to enhance the reflectivity.
基于手性液晶的布拉格反射特性，设计了旋向相反的手性液晶所构成的红、绿、蓝三基色叠层级联结构，以达到增强单元反射率的目的。
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