scattering intensity 中文意思是什麼

scattering intensity 解釋
散射強度
  • scattering : adj. 1. 分散在不同方向的,分散在不同范圍的。2. 廣泛擴散的。3. (選票)數量分散的,不集中的。n. 1. 散亂。2. 在媒介質中的散播。3. 【物理學】散射。adv. -ly
  • intensity : n. 1. (思想、感情的)強烈,激烈。2. 強度。3. 【攝影】(底片的)明暗度。
  1. From the model study of the fractal random rough surface, we acquire one dimensional ? two dimensional fractal random rough surface model with fractal theory ; 2. the calculation of the scattering field of light ; the establishment of the scattering light ’ intensity model, and the number calculation of the intensity distribute ; 3. the study on the laser radar cross section of one - dimensional fractal rough surface target ; and the number calculation of the scattering intensity of two - dimensional fractal the rough surface target ; 4. through shadowing effect, we analysis light scattering characteristic of fractal rough surface

    本論文利用分形理論得到一維?二維分形隨機粗糙表面模型,研究光在一維?二維分形粗糙表面的光散射特性,主要從以下四個方面分析: 1 .自仿射分形隨機粗糙表面模型探討,採用分形理論得到一維?二維分形隨機粗糙表面模型; 2 .分形粗糙表面散射光場的計算和粗糙表面散射光強角分佈的模型建立和數值計算; 3 .一維分形粗糙表面目標的激光雷達後向散射截面lrcs研究和二維分形粗糙表面目標散射強度數值計算; 4 .引入遮蔽效應分析分形粗糙表面光散射特性。
  2. Nonideal focusing caused by some mechanical factors will affect measuring accuracy of a laser granulometer and thus a corresponding mathematical model for scattering light intensity is established

    摘要因機械因素產生的非理想聚焦對激光粒度測量精度會產生影響,對此建立了相應的散射光強數學模型。
  3. Circular intensity differential scattering, cids

    圓偏振差散射
  4. In the first part, the basic knowledge of particle scattering in meteorology and physics was introduced. the particles to be discussed include aerosol particles, fog droplets and raindrops and the em wave band in the discussion is near - infrared. in the second part, the mie theory was briefly reviewed and was applied to investigate the scattering characteristics of spherical atmospheric particles, the result shows that in the visibility measurement meter using forward - scattering method, when the working wavelegth is between 0. 8 m ~ 2 m, the scattering angle is between 25 ~ 40, the distinguishability and the relative scattering intensity would be better than those under other conditions. in the third part, the superellipsoid was used to describe a wide range of shapes such as spheres. ellipsoids and cylinders. an improved t - matrix method which can be used to calculate arbitry shaped particle ' s scattering field was introduced, and the scattering characteristics of non - spherical atmospheric particles was investigated with this method

    計算結果表明,從相對散射強度、同一方向上不同粒子散射的可區分程度來看,在散射式能見度探測儀器中,工作波長介於0 . 86 m 2 m ,探測角度選取前向25度40度時,探測的結果將會是比較理想的。第三部分中,使用超橢球方程來統一描述各種非球形粒子的形狀,然後使用t矩陣方法計算了一些形狀的非球形粒子的近紅外散射特性。另外,在本文中還針對球形粒子的散射場提供了一種三維可視化方法,使對散射場強度的空間分佈的理解更加簡單,直觀。
  5. A study on the intensity function of scattering light for au clusters in liquid

    金原子團簇的共振散射光強度函數研究
  6. Then based on kirchhoff approximation theory, the formula of the coherent and incoherent scattering intensity of plane wave from two dimensional dielectric normally distributed rough surface are derived, and the scattering intensity of a planar, rough surface of unit area

    然後從粗糙面散射kirchhoff標量近似理論出發,得到了平面波對高斯分佈的二維隨機粗糙面的相干散射和非相干散射強度表達式,並給出了單位面積粗糙面非相干散射的表達式。
  7. The scattering intensity of rough surface is computed, while the roughness, polarization, observation station and the refractive index are different, and the wavelength of incident light is 0. 48 m. the results indicates the rougher the rough surface is, the less the coherent scattering is ; the influence of the smaller refrective index is more than larger one by the polarization

    計算了入射光波長為0 . 48 m時,不同粗糙度,偏振態,散射角以及不同折射率的粗糙面散射強度,結果表明,粗糙面越粗糙,相干散射越小,非相干散射越強;偏振態對折射率大的粗糙介質面影響較小,對折射率較小的介質面的影響較大。
  8. According to the mean size measurement based on diffraction, we put forward a new method by calculating the ratio of two scattering light intensity at different scattering angle, which can solve the problem caused by the diffraction method

    文中根據衍射法求取平均粒度的方法,提出了用兩個不同散射角的散射光強比求取平均粒度的方法,解決了衍射法測平均粒度的缺點。
  9. A monte carlo algorithm was presented to model the relation between the scattering phenomenon, depolarization changes and sea water depth, it is discovered that the radius of scattering point and the degree of depolarization increase with increasing of the sea water depth. at last, a optical engineering software ( lighttools ) is introduced to simulate optical scattering in the deep sea water, and studys the corelation between scattering and relative refractive index, particle density and particle size in the sea water. the experiment results show that the intensity of scattering will increase evidently with the increasing of particle size, particle density and relative refractive index. the methods and results in the article provide the basic theory and experiment validation for improving performance of communication, detection and imaging under sea water

    本文以球形粒子的mie散射理論、 stokes矢量法以及mueller矩陣來研究海水的散射特性和散射中的退偏振度變化;通過montecarlo方法模擬藍綠激光在海水傳輸過程中的散射現象以及散射中的退偏度變化與海水深度的關系,發現隨著海水深度的增加,散射后的光斑半徑、退偏振度將逐漸增大。最後通過光學工程軟體( lighttools )對海水中的散射進行模擬實驗,研究散射與海水中粒子密度、粒子大小和相對折射率的關系。實驗結果表明,隨著粒子半徑、粒子密度和相對折射率的增加,散射的強度將顯著增加。
  10. The extracted height - height correlation function and the random surface parameters obtained ever since conform with those obtained by the measurement of afm in chaper 3, based on the light scattering theory of kirchoff approximation, we propose the method for the extraction of surfaces parameters from the correlation functions of speckles intensity produced by light scattering in the region near the random surfaces

    我們以對三個高斯相關的隨機表面樣品的實驗測量為例,對該方法行了驗證。所測得的結果與用原子力顯微鏡測量的結果符合得很好。第三章根據基爾霍夫近似下的光散射理論,提出了從隨機表面附近衍射區內的散斑場相關函數中提取隨機表面參量的方法。
  11. To solve this problem, the method based on scattering is deduced in this paper. this method can work effectively when the concentration is low. based on mie theory , this method measure the concentration by calculating the scattering light intensity

    為了解決透射法無法很好測量低濃度粉塵的問題,本文主要研究了基於光散射測量粉塵濃度的方法,該方法能解決上面的低濃度測量時的問題。
  12. In the section 2, firstly based on the diffusion approximation theory, the temporal characteristics of the reflectance and the transmittance were theoretically analyzed in turbid tissues ; secondly, the curves were simulated that the intensity and the pulse shape of the time resolved reflectance and transmittance versus the absorption a, the scattering s and the anisotropy coefficient g in two different boundary conditions : semi - infinite turbid media and homogeneous slab ; at last, the optical properties can be derived from the curves ; in the section 3, the conditions of ultra short laser pulses of different pulse - width and shapes has been theoretical analyzed and calculated, besides, the simulated the curves of the intensity and pulse shapes of the reflectance and transmittance in a homogeneous slab are obtained for use and future studying

    第二章中首先根據漫射近似理論對超短脈沖在以生物組織為典型的混濁介質中傳輸進行了理論分析,然後對兩種邊界條件下產生的漫反射、漫透射光脈沖強度和形狀隨各光學特性參數的變化情況進行了數值模擬,最後得到了混濁介質的光學特性參數與漫反射、透射脈沖強度與形狀的關系曲線。第三章對不同形狀和脈寬的脈沖光源入射到混濁介質中產生的漫反射、漫透射脈沖的強度和形狀進行了理論分析和數值模擬,並將高斯脈沖與方波脈沖情況進行了對比,得到了各種情況的漫反射、漫透射脈沖強度、形狀與各光學特性參數的關系曲線,這對從分析脈沖形狀中提取介質的光學特性參數的信息有重要的意義。
  13. As the size of particles increases, the scattering intensity increases ; as the size of particles increases, the horizontal polarization becomes unsymmetrical while vertical polarization invariable ; with the imaginary parts of complex refractive index increasing, the scattering intensity decreases

    當粒子尺度增加時,散射光強增加;水平偏振變得不對稱,而垂直偏振沒有變化;當粒子的折射率虛部增加時,散射光強減少。
  14. Lt is obvious that the decaying rule of average reverberation intensity is affected by scattering coefficient of sea floor, sound speed profile, inclination of bottom etc. the sea floor scattering function is the most importan factor to the intensity decaying rule

    結果表明:海底散射方向性指數因子、海水聲速梯度、海底傾斜角等對海洋混響平均強度的衰減皆有影響。海底散射方向性指數因子對其影響最大,即適當選取海底散射模型是淺海近程混響建模的首要因素。
  15. Tn order to eliminatc the error caused hylight power drift of incident light, we adopt the method of the ration of scattering light to measure the concentration of protein in milk. that is to measure 90 " scattering light intensity and 0 " transmitting light intensity in the light incident plane. the ratio of them is to be used to express measured optical parameter

    由於牛乳蛋白質的測量精度要求很高,為了消除因入射光的光功率漂移而引起的誤差,我們採用散透比法來測量牛乳蛋白質的含量,即在光的入射平面內同時90處的散射光光強is和測量0處的透射光光強it ,用它們的比值來表徵測試牛乳蛋白質含量的光學參量。
  16. Focusing on the problem of sound field of scattering due to the existence of tubes, the general mathematical model modeled according the condition of plant, and then the coefficient of sound scattering is resolved by using the method of inverse matrix, the functions of arbitrary configuration of tubes is got, the far field scattered pressure and near field scattered intensity of the unit of heat exchanger tubes is calculated, at last, the effect of soot cleaning due to the existence is analyzed

    論文根據爐內管束的實際情況,建立換熱器管束聲波散射的通用數學模型,利用迭加原理法求解模型中的待定散射作用系數,得出任意布置管束的散射聲場特性,並具體計算鍋爐換熱器管束單元聲波散射遠場聲壓分佈和近場壁面的聲強分佈,最後分析由於聲波的多重散射作用而對聲波吹灰的影響。
  17. It is shown that the spectrum of the backward scattering signal of a rotating target is a slice of the spectrum of the scattering intensity function of the target in the corresponding aspect of the system, weighted by the spectrum of the incident signal

    本文簡要分析了目標電磁散射與impsar成像有關的信號模型。經對沖激雷達旋轉目標某一方向的回波信號的分析,得知它的頻譜是目標散射函數頻譜在對應方向被發射信號頻譜加權了的一個切片。
  18. Based on the characteristic of polarized light, transmission intensity and scattering intensity were calculated

    基於光的偏振特性,從理論上分析並計算得到光在霧中傳輸時透射、散射光強。
  19. The scattering intensity and polarization properties of different size particles are simulated by the ricatti - bessel functions

    摘要利用黎卡地貝塞爾函數模擬了不同粒子尺度的散射光強和偏振特性。
  20. Different kinds of quantities such as the refractive index, the size parameter, etc., which affect the scattering matrix and the scattering intensity in fixed orientation and random orientation are discussed separately

    並針對兩種不同的應用(即固定方位及任意方位)散射特性受粒子的特徵參量的影響情況進行了討論。
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