折射率

It is found from experiment that when pumped by skew light along the fibre's axis, both transverse electric wave and transverse magnetic wave exist in WGM lasing emission simultaneitly. With the increase of refractive index of cladding dye solution, the wavelength spacing between TE and TM waves of which the radial mode number and angular mode number are the same value decreases, and the central lasing wavelength of WGM bluely shifts to short wavelength direction.

实验发现，在抽运光以偏斜光线方式沿光纤的近轴向抽运时，回音壁模式的光纤激光辐射中，既存在光电矢量和光纤径向垂直的横电波，也存在光电矢量和光纤径向平行的横磁波；随增益包层染料溶液折射率的增加，径向模式数和角模式数相同的TE波和TM波之间的波长差单调减小，回音壁模式激光辐射的中心波长向短波方向移动，辐射的波长范围变窄。

Four is the business card printing and membership card making class, according to the business card printing and membership card to make the principle of local glazing, substrate to a specific location by UV ink business card printing and membership card making ?ú half-cured ?ú bolographic ?ú?ú cure moulded relief make high refractive index of cover to process the perspective of the hologram business card printing and membership card making to paper, metals and textiles, and so on.

四是制卡和会员卡制作类，根据制卡和会员卡制作部不合上平的道理，在承印物的特不退场所上堵住UV油墨制卡和会员卡制作→半固化→全息浮雕模压→固化→制作矮折射率爱护层的工艺功程，把透视全息图制卡和会员卡制作到纸、金属和纺织品等货色上。

The development of the underlying technology, holographic products also advances, on the one hand, the laser bolographic innvation seihan technology, such as computer hologram, counterpropagating carving holograms, true color hologram, stereograms, passwords, such as hologram can be applied to transparent holographic technology, which enables transparent holographic image quality, better security; on the other hand, hologram carrier materials are on-going updates from the initial cost: an opaque coating aluminium identity developed into large scale machine translucent perspective-holographic film high refractive index-inorgano media eciwo film, Mr Nano-rubber transparent holographic film.

随着相关技术的发展，全息制品的开发也日新月异，一方面，激光全息制版技术不断革新，如计算机全息图、双光束雕刻全息图、真彩色全息图、合成全息图、密码全息图等都可以应用于透明全息技术，使透明全息的图像质量更高，防伪效果更好；另一方面，全息图像载体材料也不断更新，由初期的窄幅不透明镀铝标识发展成为大规模宽幅半透明透视全息膜、镀高折射率无机介质的全息膜、涂纳米胶的透明全息膜。

The influence of negative refractive index materials on repulsive Casimir forces is studied.

研究了负折射率材料对产生Casimir排斥效应的影响。

The light filtrating properties were studied through the filling of 3D continuous pores with divinyl benzene as a highly refractive liquid.

研究了三维连续孔道在充满二乙烯基苯高折射液体后的滤光特性，通过引入金属离子改变固体材料折射率的方法，验证了光在高折射液相中的全反射效应，并从定性角度建立三维骨架材料的孔径及分布与透射光波长范围之间的关系，对新光学现象给出了初步解释。

Two prism coupling method is used to implement the electrooptic modulation is proposed by changing the angle of the m lines before and after the voltage applied on the electrodes.

由于质子交换平面波导的导波层在加上电场后折射率发生变化，从而引起棱镜耦合输出的m线强度的变化，实现电光调制。

The factors include the material, the structure, the refractive index distributing, the length, the diameter, the num erical aperture,thermal effect and the coupling of optical fiber.

这些因素主要包括光纤材料、构造、光纤的折射率分布、光纤的长度和芯径、光纤的数值孔径和热效应以及耦合等。

An effective method was developed to get the optical properties from the transmittance spectrum of the sample, and the dependences of refractive index and extinctive coefficient on wavelength were calculated with this method.

得出了该薄膜在400nm～2400nm区域内的折射率、消光系数等参量与波长的变化关系和与之相符合的柯西色散公式，并通过外推的方法估算出了薄膜的光学能量带隙为3.65eV。

Yunnan province ; glauberite ; optical angle ; major refractive index ; cell parameter ; electron microprobe analysis

钙芒硝；光轴角；主折射率；晶胞参数；电子探针分析；云南省

Erbium-doped holey fiber with hexagonal lattice was modeled by using effective index method.

六角点阵的掺铒多孔光纤是通过采用有效折射率法建模的。

This brought fixed cost, but it also is meant at the same time use a source to won't make you singlehanded assume a problem.

这带来了一定的成本，但它同时也意味着使用开源不会让你独力承担问题。

He gained a small fortune in real estate.

他在房地产上发了一笔小财。