弹光效应

从单模光纤双折射现象出发，结合弹光效应的理论分析，重点讨论了在平面应力和平面应变两种情况下，单模光纤和FBG在外界横向均匀挤压力作用下的特性表现。

According to single-mode fiber birefringence and elastic-optic effect , characteristics of single-mode fiber and FBG under uniform external transverse pressure are researched in both cases of the plane stress and plane strain .

考虑BSO晶体的旋光性，电光效应、压电效应、弹光效应时，要求解耦合方程得到解析解是不可能的。

However , due to presence of optical activity , the electrooptic , piezoelectric and photoelastic effects in BSO , it is difficult to get the analytical results .

本文在研究光波耦合时，考虑了BSO晶体的旋光性、电光效应、压电效应、弹光效应，通过编写程序，运用数值解法求解了耦合方程。

We study beam-coupling in this paper considering the optical activity , the electrooptic , piezoelectric and photoelastic effects in BSO . By programming , we solve coupled-wave equations .

单模双折射光纤弯曲时弹光效应与光学逻辑门

Single-mode birefringence fiber elastic-optic effect of curled and logic gate

由弹光效应引起的折射率的变化。

The refractive index change caused by optical - elastic effect . 3 .

运用折射率椭球分析晶体的弹光效应。

Starting from the index ellipsoid , the elasto-optical coefficient of crystal is analyzed .

弹光效应双反射膜是一种各向异性的高反射膜。

Bireflectance film based on the photoelastic effect is a kind of anisotropic high reflection coating .

单轴晶体材料包层啁啾光纤光栅中电光效应和弹光效应的研究

Study of Electro-optic effect and elasto-optic effect in chirped fiber grating with uniaxial crystal materials cladding

本文对单模石英系双折射光纤弯曲损耗弹光效应的理论研究。

The paper concerns about the theory of the winding less of birefringence optical silico-fiber and elastic-optic effect .

文中给出了一个弹光效应的双反射膜的结构参数和数值计算结果。

The structural parameters and numerical calculation results of a bireflectance film of the photoelastic effect are presented .

实验研究了该型长周期光纤光栅的压力和温度特性；结合光纤的弹光效应、热光效应和耦合模理论分析了实验结果。

The qualitative analysis of the related experimental results was carried out combining with photo-elastic effect , photo-thermal effect and coupled mode theory .

波导效应所引起的应变灵敏度系数都比弹光效应小几个数量级，因此可以忽略。

The strain sensitivity induced by the waveguide effect is several orders of magnitude smaller than that induced by the strain-optic effect , so it can be neglected .

还讨论了压电和弹光效应对（110），（111）及（112）切割面优化增益的影响。

We also investigate the influence of the piezo-electric and elasto-optic effect on the optimum gain for ( 110 ),( 111 ),( 112 ) and their equivalent cuts .

利用有限元分析结果，根据热光效应和弹光效应理论，对气动热环境下红外光学头罩的折射率场进行数值计算。

Based on the theories of thermo-optical effect and elastic-optical effect , the refractive index field of the dome was numerically computed with the result of the finite element analysis .

外界加速度作用引起光波导长度形变以及弹光效应，对微环中传输光的相位进行调制，从而导致微环谐振波长发生漂移。

The external accelerations , which lead to the waveguide length increment and elasto-optic effect , modulate the optical phase per round trip in the resonator waveguide and as result make the resonant wavelength shift .

根据模耦合理论，建立了光纤光栅反射谱模型，分析了影响其反射谱特性的各个参数；根据光栅的弹光效应对光纤光栅的轴向均匀应力特性进行了讨论，建立了相应的传感模型。

According to model coupling theory , the reflective spectrum of FBG is established and corresponding parameters are analyzed . In the same way , according to elastic-optic effect , the corresponding sensor model of FBG uniform stress in the axial direction is established .

液体热弹光声光穿透效应研究

Study on effect of optical penetration on laser generated thermoplastic ultrasound in liquid

固体中激光热弹超声的光穿透效应

Effect of optical penetration on laser generated thermoelastic ultrasound in solids