折射率

Two different Fabry-Perot cavities have been adopted: plane mirror cavity and confocal concave spherical mirror cavity.

采用了两种不同的Fabry-Perot腔体结构：平面腔镜结构和对称共焦球面腔镜结构；首先进行了理论分析，得出两种结构中折射率变化与干涉条纹变化的关系，然后分别对两种腔体结构下的测量系统进行实验研究，都可以探测到10-5量级的折射率变化量，结果基本令人满意。

The reflective index of cristobalite is reduced from 1.55 of quartz to 1.48, near to the reflective indexes of PE, PP and some resins.

方石英的折射率从石英的1.55下降到1.48，更接近PE、PP及一些树脂的折射率。

These formulas have been tested with several mediums and Langevin diamagnetic magnetic susceptibility of helium, and the results are in good agreement with the measured data.

应用电子云导体模型和能量守恒原理，导出介质折射率表达式，并用表达式计算了几种介质的折射率，计算结果与实测值符合很好。

This paper researches a optical sensor and a new method for product oil identification and mixed oil distinguish and calculates the light intensity of the Fresnel reflection occurred at the interface between the product oil and a measuring probe. The product oil and oil mixtures are analyzed by using the principle of energy conservation and the inductor model of an electron cloud.

通过分析光的变化磁场的电磁感应对介质的作用以及光在介质分子间能量传递过程建立的电子云导体模型，运用能量守恒原理对光在介质中的传播以及折射现象进行了研究，对不同成品油及其混油的折射率进行测量及相关计算，得到了计算成品油折射率和识别混油的方法。

Analyse the root of equation, when the refractive index of film is less or greater than the refractive index of substrate; and draw up the graph of the equation root, gain the condition of single extreme or double extreme.

分别从薄膜小于衬底折射率和薄膜大于衬底折射率出发，分析了这两种类型薄膜的迭代求解情况，并描绘出了相应的图线，得到了出现单极值和双极值的条件。

A novel fiber optical tupered coupler is proposed with its waveguide refractive index gradually changing, induced by germania defects under the UV irradiation.

提出了一种光纤波导折射率渐变的新型锥形耦合器件，其原理是基于光纤中Ge缺陷在紫外光照射下而产生的光致折射率的变化。

Surface plasmon resonance technology was introduced into the testing study of the refractive index of biological tissues, whose testing theory is discussed theoretically. Considering the environment and other influences, an Au film of 50 nm was selected as the wafer film. Relative experimental setup for SPR method were designed and established. The experiment was carried out with distilled water, grain alcohol and Intralipid~, whose results had a good consistency with the data obtained using traditional methods.

将表面等离子体共振技术引入到生物组织折射率测量研究中，从理论上，探讨了该方法的测试原理；进而考虑了环境影响等各种因素，采用50nm的Au膜作为基质膜，设计并研制了相应实验装置；对蒸馏水、无水乙醇以及仿生物组织溶液Intralipid~(TM等样品进行了实验测量，测得折射率值与文献报道的用传统方法测得的数值吻合较好。

The group velocity dispersion properties of photonic crystal fiber were investigated in detail by equivalent index model.

应用等效折射率模型对折射率导模光子晶体光纤的群速度色散特性进行了详细的讨论。

The axial direction and radial direction spectrum is blue-shift or red-shift. On axial direction, the blue-shift or red-shift increases with the relative propagation distance, truncation parameter, refractive index constant increases and temporal coherence length decreases, and the spectral-shift gurgitation becom gragually steady. On radial direction, spectral switches appear, and the truncation parameter, spatial coherence parameter, temporal coherence length and refractive index constant also influence critical position and transition height et al.

光谱沿轴向、径向均出现蓝移或红移，随着相对传输距离、光阑截断参数、空间相干参数及折射率结构常数的增大，脉冲时间相干长度的减小，轴向光谱蓝移量或红移量逐渐增大，并且由明显地起伏逐渐趋于稳定，沿径向出现了光谱开关，光阑截断参数、脉冲时间相干长度、空间相干参数和折射率结构常数对光谱开关的数目、光谱开关的临界位置和光谱跃迁量等也产生影响。

The refractive index of metal effects mainly resonance depth and the half peak breadth. There is an optimum metal thickness with the largest resonance depth and the smallest reflection coefficient. The refractive index and thickness of dielectric layer and recording layer impact resonance angle and the half peak breadth.

金属薄膜的折射率是影响共振半峰宽度和共振深度的主要因素，计算表明存在一个最佳的金属层厚度，使得共振深度最大，反射系数最小；介质层和记录层的折射率和厚度的变化均会影响共振角的大小和共振峰半峰宽的变化。

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。