短时傅里叶变换技术存在窗口问题,限制了垂向分辨率,而且不能适应地层厚度的变化;
STFT method has the window problem, which limits the vertical resolution, and cannot adapt the thickness transverse change of layers.
获取了薄膜的折射率和消光系数随波长的变化曲线以及薄膜的厚度。
The curves of refraction index and extinction coefficient with different wavelength and the thickness of films were obtained from transmission spectrum.
同时研究了薄膜厚度、入射角及波长的微小变化(或误差)对于该偏振器消光率的影响。
And the effects of small changes of thin film thickness, incident angle and wavelength on extinction index of this polarizer are also studied.
晶体厚度和折射率的变化导致衰减全反射(atr)谱的同步角发生移动,进而引起反射率的变化。
The variations of crystal thickness and refractive index will lead to a shift of synchronous Angle of Attenuated Total Reflection (ATR) spectrum, and then bring reflectance variation.
通过对极紫外多层膜反射特性的分析,得到了峰值反射率、带宽和中心波长分别随粗糙度、周期厚度以及比值变化的函数关系。
By analyzing reflective properties of multilayers, the peak reflectivity, bandwidth and centroid wavelength as a function of roughness, period thickness and thickness ratio were obtained.
“全自动纳米多孔氧化硅薄膜折射率和厚度测定系统”采用的测量方法是光的反射法,在选用氦氖激光作为、入射光源时,考虑到氦氖激光的单色性不会因为经过分束镜后发生变化;
The automatic system of measurement of the refractive index & thickness of NMSTF applies the reflection method to measure the parameters with the helium-neon laser as the incident light source.
对于通带中的固定频率,透射率随介质厚度的增加呈周期性变化。
The transmitting rate of the system varies in period for the fixed frequency lying in the pass band when the thickness of media continuously increases.
重点分析了等离子体密度、厚度,外加磁场对等离子体切伦可夫脉塞注-波互作用的影响,并计算了各参量变化时的波增长率以及色散关系。
Analyzed the different plasma density, position, thickness, and field intensity influence to the beam-wave interactions in plasma Cerenkov maser. Finally, the curves and dispersion relationships a...
考察了风量、小麦初始含水率、收获日期和逐年气象条件的变化以及谷床厚度等因素对北京地区小麦低温干燥的影响。
The influences of airflow rate, initial moisture content, harvest date, year to year variation of weather conditions and grain bed depth on the drying performance were investigated.
不同滤层厚度、滤速和加药比ALT等条件下的过滤试验结果表明:滤层中单元滤床的特征尺寸的变化仅与空隙率有关。
The experiment reveals that the variation of UFE numbers is only dependent on the volume-specific deposit of filter, the effects of filtration velocity, bed depth and ALT ratio are not evident.
实验结果表明,随粉末送给率的增加,熔覆层厚度增加,熔覆层组织细化,熔覆层的硬度变化不大。
The effect of powder feeding rate on the structure and property of a laser-clad coating was studied.
经过紫外氘灯光源照射5个小时之后,薄膜厚度减少了55%,而折射率从1.484减小为1.445,光学厚度更是随着照射时间增长呈现出指数变化。
After irradiated by ultraviolet (UV) light with a deuterium lamp for 5 h, the thickness of film decreases largely by 55%, and the refractive index of film changes from 1.484 to 1.445 at 550 nm.
经过紫外氘灯光源照射5个小时之后,薄膜厚度减少了55%,而折射率从1.484减小为1.445,光学厚度更是随着照射时间增长呈现出指数变化。
After irradiated by ultraviolet (UV) light with a deuterium lamp for 5 h, the thickness of film decreases largely by 55%, and the refractive index of film changes from 1.484 to 1.445 at 550 nm.
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