Chinese Journal of Liquid Crystals and Displays, Volume. 37, Issue 7, 832(2022)
Dispersion equation of asymmetric anchored in-plane switching liquid crystal slab optical waveguide
Fig. 1. Schematic diagram of the asymmetrical anchoring IPS- NLC slab optical waveguide.（a）Absence of the applied voltage；（b）Applied voltage exceeds the threshold.
Fig. 2. Electric tuning characteristic of the E7 liquid crystal’s key parameters.（a）Dielectric component
Fig. 3. Curves of the effective refractive index with the applied voltage.（a）Fundamental mode；（b）First-order mode；（c）Second-order mode.
Fig. 4. Effective refractive index under the different applied voltage.（a）Fundamental mode；（b）First-order mode；（c）Second-order mode.
Table 1. Major parameters of IPS-NLC slab optical waveguide
View tableView in ArticleTable 1. Major parameters of IPS-NLC slab optical waveguide
波导尺寸/μm 弹性常数/ pN 材料折射率@ =1.55 μm 熔融石英玻璃 E7 （w，h） （ ， ） （ ， ） （100，9） 6.7［ 27 ］（1.444，1.444）［ 6 ］（1.685，1.5）［ 28 ］
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Zheng-tao ZHA, Qian-shu ZHANG, Qian WEN, Qi ZHOU, Yao-jin ZHANG, Chong ZHANG, Shuai DONG, Yong JIANG. Dispersion equation of asymmetric anchored in-plane switching liquid crystal slab optical waveguide[J]. Chinese Journal of Liquid Crystals and Displays, 2022, 37(7): 832
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Received: Mar. 21, 2022
Accepted: --
Published Online: Jul. 7, 2022
The Author Email: Qian-shu ZHANG (jackyzhang@cwnu.edu.cn)
