1) absorption coefficient ap
吸收系数a_p
2) absorption coefficient
吸收系数
1.
On spectral absorption coefficients measurement methods of pure water,CDOM,total particulates,phytoplankton and nonalgal particulates;
水体各组分吸收系数的测量方法研究
2.
Intensity dependence of the absorption coefficient of bismuth titanate;
钛酸铋晶体的吸收系数与光强的关系
3.
The research of measuring technique of the continuous X-ray absorption coefficient;
连续X射线吸收系数测量技术研究
3) absorption coefficients
吸收系数
1.
Secondly,the absorption coefficients analysis is applied to the work area for detecting the distribution of the shale fracture.
针对胜利油田罗家地区以构造裂缝为主、与断层关系密切的特点,本文采用地震资料相干分析和方差分析技术,力求精细而准确地确定该区目的层的断裂系统;提出了地震吸收系数分析技术,期望为确定目的层段的裂缝发育分布提供重要的证据;利用全方位地震信息进行AVA、VVA方法的研究,可望定量地得到目的层段的裂缝方位和密度分布情况;针对AVA和VVA技术的不足,采用了不同方位角阻抗的变化来检测裂缝发育情况的IPVA方法。
2.
Dependance of green absorption coefficients on growth atmosphere and source rod concentration has been symmetrically investigated.
系统地研究了绿光吸收系数对于生长气氛和源棒浓度的依赖关系。
3.
The linear and the third-order nonlinear optical intersubband absorption coefficients in hyperbolic quantum wells are studied, where emphasis is devoted to the influence of the sh.
用量子力学中的密度矩阵算符理论导出了双曲型量子阱中的线性与三阶非线性光学吸收系数的表达式。
4) absorptance
[英][əb'sɔ:ptəns] [美][əb'sɔrptəns]
吸收系数
1.
The Accurate Reflectance,Transmittance and Absorptance Measurements of Specular Samples;
精确测量镜面反射、透射和吸收系数
2.
The optical characteristics on the interrelation between wavelength and refractivity,absorptance,film thickness of TiO_2film prepared by magnetron sputtering is studied,and the formulas expressing their relation are obtained.
以磁控溅射制备的TiO2薄膜为样品,通过对薄膜折射率、吸收系数、膜厚度与入射光波长相互关系的分析,获得了TiO2薄膜的折射率、吸收系数与入射光波长的关系式,以及TiO2薄膜厚度的计算公式。
3.
The absorption curves of the three metals to X ray and the relationship between absorptances and the thickness of the metals are measured.
研究常见金属材料铁、铜、铝对工业X -射线的吸收规律 ,测定 3种材料对工业X -射线的吸收曲线及吸收系数与板厚的关系。
5) Attenuation coefficient
吸收系数
1.
The first grade neural network maps the pixels to their attenuation coefficient, then the second grade maps the attenuation coefficient matrix to projection data.
文中算法第一级建立像素到其吸收系数的映射 ;第二级建立图像吸收系数矩阵到射线投影值的映射 ;最后由一级网络的输出构建吸收系数矩阵 该算法可以在较少投影数据量的条件下提高重建图像质量 ,为火箭发动机等大体积产品的无损检测或反求提供支撑技
2.
Before getting the result of the density distribution of the object from the flash X-ray radiography with the " CT(Computerized tomography) method, The attenuation coefficient of the object must be known first.
闪光照相用来获得未知客体的密度分布的前提之一就是需要知道未知客体的特性，即照相过程中客体对X射线的衰减特性——吸收系数。
6) absorption
[英][əb'sɔ:pʃn] [美][əb'sɔrpʃən]
吸收系数
1.
The absorption value of both samples calculated in Crosslight software.
采用物理模型与等效电路模型,结合 Crosslight 和 Spice 等软件详细表征了这两种 QWIPs 的吸收系数、暗电流、响应率、量子效率等物理特性。
2.
Based on the data of underwater light field measured in Taihu lake and Tianmuhu lake, on the supposition that there is source-free and no inelastic-scattering water, the inherent optical property (absorption coefficient) of medium in shallow lakes was successfully inversed by using the profile of upward and downward irradiance, diffuse reflectivity and diffuse decay coefficient.
基于在太湖、天目湖观测的水下光场资料,假定在水体中无内光源及无非弹性散射的情况下,通过水体中向上、向下的辐照度廓线分布,及由此确定的漫射反射率、漫射衰减系数,较为成功地反演了水体中介质的固有光学参数——吸收系数,且在较大程度上降低了由波浪及船舶阴影所带来的误差。
补充资料：积分吸收系数
分子式：
CAS号：
性质： 以吸收系数(kv)为纵坐标，频率(v)为横坐标时，积分曲线与横坐标所夹的面积。其数学式为式中，e、m分别为电子电荷与质量；c为光速；f为常数称振子强度；N0为单位体积内基态原子数。积分吸收系数K与基态原子数N0成正比，它是原子吸收光谱分析定量测定的理论基础。
CAS号：
性质： 以吸收系数(kv)为纵坐标，频率(v)为横坐标时，积分曲线与横坐标所夹的面积。其数学式为式中，e、m分别为电子电荷与质量；c为光速；f为常数称振子强度；N0为单位体积内基态原子数。积分吸收系数K与基态原子数N0成正比，它是原子吸收光谱分析定量测定的理论基础。
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