双折射率

分析实验数据可知，液晶的电控双折射率随温度的升高，在外加电压值不同时具有不同的变化规律。

After analysing the experimental data , it is found that the law of the falling of electric control birefringence is different when the applied voltage is different .

然后从理论上分析是由波片的厚度和双折射率受温度影响而引起的。

Moreover , the drift was more obvious when the variation of temperature was larger because of the variation of thickness and birefringence of the wave-plate varying with temperature .

通过在SiO2无机层上蒸镀长链醇的取向方法以及摩擦聚酰亚胺层的取向方法，证明了高双折射率、负介电各向异性双氟二苯乙炔液晶具有优良的垂面取向特性。

Excellent homeotropic alignment of high birefringence and negative dielectric anisotropy difluoro-tolane liquid crystals was demonstrated using long-chain alcohol evaporated SiO2 inorganic layers and buffed polyimide layers .

研究了同一喷丝板上不同喷丝孔直径对涤纶POY单丝直径与双折射率的影响。

The effect of spinneret hole diameter on the filament diameter and birefringence of PET POY was studied by using the same spinneret .

用直接补偿法可以测定纤维皮芯双折射率的分布.最后对这种皮芯双折射差异对纤维热定型之后PET工业用丝的模量、干热收缩及强度和耐疲劳性能的影响进行了讨论。

Thus there is a difference of the birefringence between sheath and core which can be measured by direct compensation method , the effects of which on the property of PET industrial filament after heat treatment are discussed .

随水浴拉伸比的增加，HEC纤维的偏光双折射率增大，表明取向度逐渐增加。

With the water bath draw ratio increasing , polarization birefringence of HEC fiber increased , indicating that the orientation degree of HEC increased .

通过测量得到了薄膜拉伸形变过程中的光学延迟，经编程数据处理后得到了其双折射率随拉伸应力变化的规律，由此计算得到的PET的光弹性系数与文献报道的结果一致。

After the data processing with a Matlab program , the relationship between the birefringence and the stretching stress of the films was obtained , from which the stress-optical coefficient was calculated and it was well coincided with the reported result .

随着喷丝孔孔径的增大，涤纶POY单丝直径增大，单丝的取向度降低，双折射率减小。

While increasing the diameter of spinneret hole , the filament diameter of PET POY was increased , both the orientation and the birefringence of PET filament were decreased .

采用平行偏振光干涉，通过记录干涉光谱，计算了SNGS晶体的双折射率。

According to interfering theory of parallel polarized light , the birefringence of SNGS was calculated through recording the interfering spectrum .

单模光纤双折射率测试的解析方法

An analytical method for measuring birefringence properties of single mode fiber

测量云母双折射率的波长调制补偿方法

Birefringence measurements of muscovite mica with wavelength modulation compensation method

用塞拿蒙补偿器测定固化树脂的双折射率。

Birefringence of the cured resin was measured with a senarmont compensator .

云母晶体最大双折射率温度系数的测定

Measurement of Thermal Maximal Birefringent Index Coefficients of Mica Crystal

双折射率低。三车体复铰部分低地板轻轨车的研究

Research on 3-Carbody Double-Articulated Type LRV with Partial Low Floor

人体胆汁液晶双折射率的测定

Index Measurement of Double Refraction of Bile Liquid Crystals in Human Body

纤维双折射率的测试方法和仪器的研究

The instrument and the measuring method of fiber birefringence

测定液体双折射率实验的设计

Design of experiment to measure liquid double refractive index

29～2.5μm波段晶体双折射率的连续偏光干涉测量

Continuous birefringence measurement in 0.29 to 2.5 μ m range by polarization interfering

双折射率低。

Biaxial ( - ) with low birefringence .

测量和研究了晶体的双折射率和布喇格衍射。

Birefractive index and Bragg diffraction have been oboserved and measured in the crystals .

负折射超材料响应中心频率的液晶调控快速高双折射率向列相液晶的分子设计与模拟计算

Molecular Design and Simulation of Nematic Liquid Crystal of Fast Response and High Birefringence

测量晶体最大双折射率温度系数的偏光干涉法

Measurement of the temperature coefficient of maximal birefringent index of crystal by polarized interference spectrum

石英晶体双折射率紫外至近红外波段色散特性实验的研究

Study of quartz crystal ′ s birefringence dispersion character from ultraviolet band to near infrared band

双折射率连续可调。

Continuous variable birefringence .

此方法对其它各向异性晶体材料的双折射率色散特性的研究同样适应。

For the study of birefringence dispersion character of other aeolotropic crystal material , this method can also be applied .

本文报道利用λ/4波板和偏振分祈器测量单模光纤双折射率的一种方法。

A simple method for polarization measurement using a quarter-wave plate and an analyzer has been described in this paper .

介绍了偏光干涉测量石英晶体双折射率色散特性及其相关数据处理方法。

The method of measuring out quartz crystal 's birefringence dispersion character through polarization interference and processing correlated data was introduced .

我们提出利用横向电场诱导的方法实现蓝相液晶透镜，这一方案可以使利用的双折射率差接近于蓝相材料的最大双折射率差。

We use the horizontal electric field to induce the phase shift which can almost produce the birefringence of the blue phase LC .

这些高共轭液晶呈现出向列范围宽、熔解焓（heatfusionemthalpy）低、双折射率高、粘度低等特性。

These highly conjugated liquid crystals exhibit a wide nematic range , small heat fusion enthalpy , high birefringence , and relatively low viscosity .

通过研究在变化的温度下向列相液晶BL009的电控双折射率特性，探讨了向列相液晶的电热光效应。

The termo-optic effect of nematic liquid crystal ( LC )( BL-009 ) is probed by studying the birefringence of LC as the temperature varies .