They then cascaded the negative index medium with a positive refractive index medium so that the complete nanostructure behaved as one with an index of refraction of zero.
他们将负折射率材料和正折射率材料级联起来成功实现了零折射率行为的纳米结构。
A waveguide is characterized by a region of high refractive index bounded by regions of lower index.
波导就是折射率高的区域由折射率低的区域包裹的结构。
The test on its optical transmittance was conducted, and analysis of the refractive index profile of a gradient index (GRIN) rod made of the base glass was performed.
制备了自聚焦透镜的基础玻璃，对其透过率进行了测试，并对由这种玻璃制成的梯度折射率(GRIN)棒的折射率分布进行了分析。
The characteristics of this sensor is analysed. It is concluded that for a certain refractive index range, the index of fibre core, the radius of core and bending radius need to be optimized.
详细分析了这种传感器的特性，指出对于特定的外界折射率范围，需设计纤芯折射率、光纤半径、弯曲半径三个参量的最佳组合。
While the refractive index of K9 glass is measured with this method, the result of the experiment data deviates less than 1% from the known refractive index.
利用这种方法来测量冕牌玻璃K9的折射率，所测结果与已知折射率近似，具体误差不超过1%。
The encapsulant includes an inner lens and an outer lens, the inner lens having a refractive index less than, and in some cases about 70 to 80% of, the refractive index of the outer lens.
所述封壳具有内透镜以及外透镜，所述内透镜的折射率小于所 述外透镜的折射率，并且在某些情况下为所述外透镜折射率的70％到 80％。
The optical functional glass with gradient refractive index distributed at large scales can be defined as gradient refractive index(GRIN) glass.
梯度折射率（GRIN）玻璃是指具有梯度折射率分布的光学功能玻璃，其在光学及光电学领域中具有广阔的应用前景。
In the refractive index range of 1.3325 ~ 1.3991, the measurement value decreases with the increase of refractive index, with a linearity of 0.9983.
在1.3325 ~ 1.3991的折射率测量范围内，度量值与折射率之间呈现单调递减关系，线性相关系数为0.9983。
The concept of equivalent refractive index of cladding is introduced from the equivalent refractive index method, which can rule out the false solutions of FEM.
引入了等效折射率法中的包层等效折射率的概念，排除了有限元法计算导致的伪解。
The terms gradient index (GRIN) or graded index (GI) are often used to describe an inhomogeneous medium in which the refractive index varies from point to point.
梯度折射率或变折射率通常被用于描述非均匀介质，其折射率为点对点的变化。
We first take the temperature effect on the refractive index into account, the refractive index of shear band and its surrounding bulk material in shocked sapphire was quantitatively determined.
考虑局部温升会引起折射率的变化，对蓝宝石体材及其内部绝热剪切带的折射率进行了理论计算。
The results of refractive index measured show that the relationship between the refractive index and the concentration as well as the temperature in the LiIO 3 supersaturation is in linearity.
折射率测定揭示出碘酸锂晶体饱和溶液的折射率随浓度和温度的变化呈现线性关系。
Low viscosity, fast curing, low odor, high refractive index and euphotic index.
低粘度，固化快，低气味，高折射率和透光率。
Low viscosity, fast curing, low odor, high refractive index and euphotic index.
低粘度，固化快，低气味，高折射率和透光率。
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