消光系数
- 名extinction coefficient
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温度对消光系数k影响不大;
Furthermore , temperature has little effect on the extinction coefficient ( k ) .
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夏谷群落的密度与消光系数(K值)关系的初步研究
A preliminary study on the relationship between density and extinction coefficient ( k value ) in Millet community
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获得了不同厚度薄膜的光学常数谱(折射率n和消光系数k)。
The optical constants spectra ( refractive index n and the extinction coefficient k ) of the PZ thin films were obtained .
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TiO2膜消光系数的确定及制备参量的影响
Determination of the Extinction Coefficient of TiO_2 and Effect of Preparation Parameters
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在线性吸收的PS中光强随光进入介质的厚度及消光系数的增加迅速衰减。
In absorptive PS , light field attenuates rapidly with the increase of depth and extinction coefficient .
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讨论了离子束溅射TiO2薄膜的制备参量对薄膜消光系数的影响。
The effect of preparation parameters on the extinction coefficients of TiO_2 films deposited by ion-beam-sputtering is discussed .
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随着基片温度提高,薄膜折射率n和消光系数κ的短波峰将逐渐蓝移,而退火使其出现红移。
The peaks of refractive index n and extinction coefficient k undergo blue shift with increasing substrate temperature , and red shift occurs after thin film is annealed .
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1.56m望远镜CCD照相机系统的消光系数和转换系数测定
The determination of extinction and transformation coefficients for CCD camera system of 1 . 56m telescope
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而在累积叶面积指数(F)不变的情况下,消光系数(K)与相对照度的自然对数成正比;
In the changeless condition of leaf acreage index ( F ), coefficient of light extinction ( K ) is of direct proportion to the natural logarithm of relative illumination ;
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Mie散射激光雷达实验系统设计与大气消光系数反演方法研究用散射体波随机反演研究长白山火山区介质非均匀性
A Study on Inhomogeneity of Crust Medium in Changbaishan Tianchi Volcano by Scattering Body Wave Inversion Method
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Si薄膜与块状单晶Si材料相比,在近红外折射率偏低,消光系数偏高,吸收系数偏大。
Results showed that the refractive index n of Si films was lower , the extinction coefficient κ higher and the optical absorption larger than those of blocky monocrystalline silicon .
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DMF值。Mie散射大气激光雷达回波信号消光系数边界值估算
DMF are obtained for different stiffness ratio . Estimation of Extinction Efficient Boundary Value for Mie Lidar Return Signal
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并研究了PAR透过率与累积叶面积指数和消光系数的关系,分析了其变化规律。
And studied the relation between PAR transmissivity and cumulative leaf area index , extinction coefficient , and analyzed the change rule . 4 .
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通过反常衍射近似(ADA)代替米消光系数,可以简化粒径分布的反演过程。
Using the anomalous diffraction approximation ( ADA ) instead of Mie extinction efficiency can simplify the inversion of particle size distribution .
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消光系数越小,薄膜吸收越小,LIDT越高。
A low extinction coefficient indicates low absorption and high LIDT .
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介绍用光谱曲线同时确定薄膜材料折射率n、消光系数k和薄膜厚度d的方法,给出严格的计算公式和处理过程,以及计算程序框图。
A method using the spectral curves only to calculate the refractive , absorption , and thickness of thin film material at the same time is introduced . The strict calculating formula and the program diagram are given .
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与宽行大豆种植相比,窄行大豆栽培增加光截获(LI),其原因在于LAI、消光系数的增加及分枝类型品种的选择。
Narrow-compared with wide-row soybean ( Glycine max ) cultivation increases light interception ( LI ) and dominant components for the increase come from LAI , light extinction coefficients and branch types .
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TiO2薄膜消光系数评价的合理性表明由窄带滤光片的峰值透射率来反演薄膜的消光系数是可行的。
It is proved that the determination of the extinction coefficient of weakly absorbing thin films , by means of measured peak transmittance of narrow band filter , is a successful method .
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基于Madaline网络的气溶胶消光系数反演算法
A Retrieve Method for Aerosol Extinction Coefficient Based on Madaline Networks
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芳环上引入共轭CC和共轭CO使吸收峰发生红移,且使摩尔消光系数和感光速度均有所提高,更适合于以高压汞灯为辐射光源的长波紫外固化;
It also shows that those with CC group and CO group have a stronger absorption and higher photosensitivity , and can be suitable for the light cured reaction irradiated by high pressure mercury lamp .
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使用椭圆偏振光谱表征了薄膜的光学性质,并得出膜层厚度和薄膜的折射率(n)及消光系数(k)等光学常数,表明高温退火改进薄膜的光学性质。
The spectroscopic ellipsometry technique was used to characterize the optical properties of the films , the thickness together with refractive indexes and extinction coefficients of the films was derived , and the result reveals an improvement in the optical properties by high-temperature annealing .
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根据MB特征峰处的吸收光谱值,计算了MB的二聚平衡常数和相应单体、二聚体的摩尔消光系数。并用稳态荧光法和无外加探针的循环伏安法进一步论证了计算结果。
On the basis of the peak absorption values of the visible spectra of MB , the dimerization constants and the molar absorption coefficients of the monomer and the dimer of MB were calculated .
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25℃时水溶液中[Bi(SCN)n]~(3-n)配合物的稳定性和摩尔消光系数
Stability and Molar Extinction Coefficients of Complexes [ Bi ( SCN ) n ] ~ ( 3-n ) in the Water Solution at 25 ° C
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采用红外椭圆偏振光谱仪来分析Si衬底上金刚石薄膜的组成和光学性质,研究微波等离子体化学气相沉积法生长条件和退火工艺对金刚石薄膜的消光系数和折射率的影响。
Using infrared spectroscopic ellipsometer ( IRSE ) to analyze the composition and optical properties of the diamond film on Si substrate , the effect of different conditions of deposition process and annealing on the optical properties of the diamond film is studied .
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介绍Mie散射物理量,如振幅函数、强度函数、偏振度、散射系数、消光系数和吸收系数等的数值计算法。
A numerical calculating method of Mie scattering physical quantities , such as amplitude functions , intersity functions , polarizability , scattering coefficient , extinction coefficient and absorption coefficient , is presented .
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研究了沉积时真空室真空度、基片温度和沉积速率对常用电子束蒸发非晶硅(a-Si)光学薄膜的折射率和消光系数的影响。
The paper investigated the effect of the process parameters , such as chamber pressure , substrate temperature and deposition rate , on the optical characteristics of electron beam evaporation deposited amorphous silicon optical film .
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基于Mie散射大气激光雷达,应用Klett算法对回波信号进行了反演,得到大气消光系数和后向散射系数。
By using Mie scattering laser lidar , aerosol extinction coefficient and backscatter coefficient were inverted by using Lidar returns and Klett inversion method .
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在此基础上优选了两种HC基的新型抗红外发烟剂,给出了相应的红外消光系数测定数据与傅立叶变换红外光谱。
On the basis of the experiments , two kinds of new and effective anti infrared smoke agents based upon HC were selected and the corresponding infrared extinction coefficients and the Fourier transform infrared spectra were listed .
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分析了CO2激光在军事上应用的主要特性及烟幕对激光的衰减原理,阐述了在烟幕试验柜中测试烟幕对激光的质量消光系数的试验方法和主要步骤。
The primary military characteristics of CO2 laser and the principle of the extinction of smoke to laser emission were elaborated . The testing method and basic steps of the experiment to test the extinction coefficients of smoke screen to laser emission were expounded .
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结果表明,在300~1100nm的波长范围内,真空室真空度、基片温度和沉积速率越高,则所得a-Si薄膜折射率越高,消光系数越大。
It was found that the refractive index and extinction coefficient of the film increased with the increase of the vacuum , substrate and deposition rate in the wavelength range of 300 ~ 1 100 nm .