1) electrically controlled birefringence mode
电控双折射模式
2) electrically controlled birefringence
电控双折射
1.
Base on electrically controlled birefringence of ferroelectric liquid crystal,one-dimensional photonic crystals are infiltrated by ferroelectric liquid crystal defect films,which molecular director changed by electric field,the fast and narrow band tunable filter is proposed.
将铁电液晶作为缺陷层引入一维光子晶体中,基于液晶的电控双折射,形成快速窄带调谐滤波器。
2.
The experiment of observing the color changes of electrically controlled birefringence of liquid crystal cell with different applied voltage with polarizing microscope was presented.
介绍液晶电控双折射知识,给出在偏光显微镜下观测液晶盒的颜色随外加电压变化的实验。
3) mode birefringence
模式双折射
1.
In order to adopt photonic crystal fibers broadly in the passive devices such as fiber press sensors,the stress of photonic crystal fiber cores and cladding,the transversal structure and the refractive index were theoretically analyzed and simulated by means of elastic-optical theory,and the effect of pressure on the pulse phase and mode birefringence in photonic crystal fibers were discussed.
为了能使光子晶体光纤用于光纤压力传感器等无源器件中,采用弹光理论分析方法对压力作用下光子晶体光纤纤芯和包层中应力、横向结构和折射率分布的变化进行了理论分析和实验模拟,获得了压力作用下对光子晶体光纤中传播光脉冲的相位和模式双折射的影响的数据,采用相干干涉测量技术方法能测量光子晶体光纤中光脉冲相位和模式双折射的波动量值并进一步推算出作用在光子晶体光纤上的外界压力变化量。
2.
The fluctuation of the pulse phase and mode birefringence in the photonic crystal fibers is also discussed.
利用Edlen公式分析了温度场对实芯光子晶体光纤的空气孔折射率的影响并应用热传导模型对光子晶体光纤石英介质在温度场作用下产生的热应力及折射率分布变化进行了分析,讨论了温度场变化导致光子晶体光纤中光脉冲相位和模式双折射的波动影响。
4) modal birefringence
模式双折射
1.
The influences of the structures of elliptical core Photonic Crystal Fibers with elliptical pores on the modal birefringence are investigated by using the full-vectorial finite elements method.
采用全矢量有限元法分析了椭圆孔椭圆芯光子晶体光纤的结构对模式双折射的影响。
2.
In the general, the higher the modal birefringence of fiber is,the better the polarization state maintaining of fiber becomes.
偏振保持光纤是单模光纤的一种特殊类型 ,其模式双折射与温度、芯和皮折射率差及椭圆度、热膨胀系数、光纤直径、弹性模量、泊松比、频率、波长、拉丝张力等诸多因素有关 ,对与偏振保持光纤模式双折射相关的上述因素进行分析 ,指出光纤模式双折射越高 ,光纤的偏振态保持就越好 ,为更好地设计新型保偏光纤或合理选择保偏光纤类型奠定了基础。
3.
We use the Apollophotonics Software APSS to calculate the variation of the modal birefringence B, PMD, and dispersion (GVD) of the HB-PCF with the wavelength λ, and experimentally obtain the group birefringence of that HB-PCF by measuring the transmission spectrum of the Sagnac interferometer comprised of that HB-PCF loo.
通过非线性曲线拟合获得相关参数,进一步得到该光纤的模式双折射及拍波长。
6) lectric control birefringence
电控双折射率
1.
The transmissivity of the LC is measured as temperature varies from 20℃ to 100℃,the wavelength of the incident light is 630nm,so electric control birefringence of the LC is obtained as temperature varies.
通过研究在变化的温度下向列相液晶BL 0 0 9的电控双折射率特性 ,探讨了向列相液晶的电热光效应。
补充资料：电控双折射效应
分子式：
CAS号：
性质：当一束光斜交于陶瓷极化轴方向传播时会产生双折射，且有效双折射率与陶瓷的剩余极化强度有关，也与外电场强度有关。因此，细晶透明铁电陶瓷的有效双折射率可以通过改变剩余极化强度和外电场强度进行控制，这就称为电控双折射效应。锆钛酸铅镧(PLZT)透明陶瓷具有较显著的电控双折射效应，可以和单晶材料一样用于制作光调制器、光开关、光偏转器、光存贮器、显示器等。
CAS号：
性质：当一束光斜交于陶瓷极化轴方向传播时会产生双折射，且有效双折射率与陶瓷的剩余极化强度有关，也与外电场强度有关。因此，细晶透明铁电陶瓷的有效双折射率可以通过改变剩余极化强度和外电场强度进行控制，这就称为电控双折射效应。锆钛酸铅镧(PLZT)透明陶瓷具有较显著的电控双折射效应，可以和单晶材料一样用于制作光调制器、光开关、光偏转器、光存贮器、显示器等。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条