scattering particles 中文意思是什麼

scattering particles 解釋
散射粒子
  • 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
  • particles : 粒子系統工具欄
  1. Red shift of the plasmon absorption band was observed after gold particles were assembled into multilayer thin films, and the resulted gold films exhibited a strong surface enhanced raman scattering ( sers ) effect

    金納米粒子組裝成膜之後,其表面等離子體共振吸收峰發生紅移,薄膜具有明顯的表面增強拉曼散射( sers )效應。
  2. 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。
  3. The macroscopic defects such as twins, small - cracking, scattering particles, growth layer and cores are examined ; they are related with the temperature difference between gas and melt : the twins and small - cracking come out when the difference is large, the bubbles and scattering particles come out when that is small

    觀察到了孿晶、裂隙、雲層、生長層和核心等宏觀缺陷,晶體的這些宏觀缺陷與氣- -液界面溫差有較大關系:溫差大容易造成孿晶、裂隙等缺陷;溫差小容易造成氣泡、散射顆粒等缺陷。
  4. Based on the theory of geometrical optics, the relationship between the axial force exerted on the micro - sphere particles in the mie scattering field and the main parameters of laser is calculated quantitatively when the absorption is considered. the results not only show the relationship between the axial force and some parameters, that include the absorption coefficient of microscopic particles, the laser wave - length, power and so on, but also are useful for choosing parameters in experiments

    摘要以射線光學模型為基礎,對微粒直徑遠大於激光微束的米氏粒子在考慮對光的吸收時軸向力與光源參數的關系進行了計算,計算結果給出了軸向力與微粒的吸收系數、波長、激光功率等參數的關系,為實驗中參數的選擇提供了依據。
  5. China university of science and technology li yin - mei group, proposed to dark field microscopy observation of light scattering technology and optical tweezers capture the idea of combining the traditional optical microscope optical tweezers system from the side of a bouquet of flake coupling laser irradiation samples, laser incident in a specific location, so that samples of the particles scattered light through the microscope imaging ; overcome the well - optical tweezers and microscopic imaging of laser irradiation, as well as strictly coincidence of the three key technologies to achieve the optical tweezers capture 100 nanometer - styrene ball at the same time also in the entire field of view of microscopic observation of nano - particles, to capture optical tweezers nanoparticles can also observation purposes

    中國科學技術大學李銀妹課題組,提出將暗場顯微術觀察光散射的技術與光鑷捕獲相結合的設想,在傳統光學顯微鏡光鑷系統上從側面耦合一束片狀激光照射樣品,在特定的激光入射位置,使樣品中粒子的散射光可通過顯微鏡成像;克服光鑷的阱位與顯微成像面以及激光照射面三者嚴格重合的技術關鍵,實現了光鑷捕獲100納米聚苯乙烯小球的同時也能在整個顯微視場中觀察納米粒子,達到了光鑷捕獲納米粒子的同時也能觀測的目的。
  6. To study blue - green laser light scattering and polarization status changes in the ocean, is used to resolve the relative problem of optical communication, detection and imaging under water. in the paper, sea water characteristic of absorption and scatter - ing, and intrinsic optical character and extrinsic optical character of sea water are summed up ; the scattering theories of sea water, including rayleigh scattering, mie scattering by spherical particles and polarization theories of mie scattering, are described in detail

    研究藍綠激光在海水中的散射特性以及由散射引起的退偏現象,是為了解決水下通信、探測、成像的相關問題。本文綜述了海水對光的吸收、散射特性以及海水的內在光學性質和外在光學性質;詳細介紹了海水的散射理論,包括瑞利散射、 mie散射以及mie散射的偏振理論。
  7. All these prevent the electrons and holes from continuing their steady motion as quasi-free particles, and introduce scattering.

    所有這些影響都會妨礙電子和空穴去繼續它們作為準自由粒子的穩定運動,而引起散射。
  8. The size and distribution of polyacrylate / caco3 latex and composite particles were determined by dynamic laser scattering. the morphological structures of latex particles were investigated through tem

    藉助動態光散射粒徑分析儀、 tem分別考察了acr膠乳和復合膠乳粒徑及其分佈、乳膠粒的微觀形態結構。
  9. Mosquito - repellent incense smoke is selected as scattering particles in the measurement by means of theoretic analysis and making contrast experiments

    在測量中,經過理論分析與對比試驗,選擇了蚊香煙霧作為散射粒子。
  10. When various diameter particles are irradiated by a collimated laser light beam, light scattering phenomenon takes place, and the scattering light parameter include the information of the particles size distribution. mie scattering theory is the fundamental principle of the particle size measuring instruments and its computations are complicate

    微型化霧粒粒徑分佈測量儀的測量原理是米氏光散射理論,當不同粒徑的顆粒被平行激光束照射后,發生光散射現象,散射光的參數包含有被測顆粒粒徑的信息,但其數值計算量大且復雜。
  11. The study of transmission of light scattering signal of particles

    塵埃粒子光散射信號傳輸特性的研究
  12. Without lens, the scattering pattern caused by the dust particles contamination on the lens surface was avoided

    另外,由於該測徑儀不使用透鏡,還避免了由於透鏡受污染而引起的雜質衍射對測量的干擾。
  13. Based on the theory of glow discharge, the angle distribution of electron and the recombination process are simulated by adopting monte carlo method. the doping process of n - type diamond film is investigated by this method for the first time. the results indicate : 1 ) the scattering angle of electrons near the substrate is mainly lange - angle, which is helpful to grow diamond film over a large area when glow discharge is kept ; 2 ) after considering the recombination process, the number of particles distribution is provided

    主要結果如下: ( 1 )研究了電子在雪崩碰撞和分解電離后的角分佈情況,結果表明基片附近電子的散射以大角散射為主,在維持輝光放電的條件下,較高的偏壓和工作氣壓對金剛石的橫向連續成膜是有益的; ( 2 )考慮了低溫合成金剛石薄膜過程中電子與各種碎片粒子的復合過程,給出了不同的復合系數情況下的粒子數分佈,結果顯示各種碎片粒子的分佈隨復合系數的變化會出現粒子數分佈的漲落現象。
  14. Based on this model, the scattering properties and albedo wq of melting particles have been calculated by use of the coated sphere bhcoat method

    第二,根據融化層的物理特性分析建立了更為切合實際且較簡單的融化粒子塗水冰球模型。
  15. The transverse expansion origins in early stages, but mainly develops and finishes during the late stage of the colliding. for those heavier particles, such as j /, e, and etc., becuase of their smaller hadronic cross section, they rarely participate the final state hadronic re - scattering, and depart the system much earlier. their transverse expansion maybe is the result of the cumulative collective effect during the early partonic stage

    這種橫向擴張起源於碰撞的初始階段,但是主要是在碰撞的後期完成,而一些重的粒子,如j 、和,由於具有較小的強子散射截面,幾乎不參與末態強子的再散射,較早的離開碰撞系統,它們所表現出來的橫向擴張運動可能是來自碰撞初期部分子階段的部分子的集體效應的累積結果。
  16. 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。
  17. The infrared spectroscopy, transmission electron microscopy, light scattering and x - ray photoelectron spectroscopy are used to characterize the polymer structure and the morphology of the latex particles. the results demonstrate that composite latex with core / shell morphology is indeed successfully prepared

    利用紅外光譜、透射電鏡、激光粒度儀、表面能譜分析等手段對聚合產物的化學結構及乳膠粒粒子形態進行了表徵。
  18. A absorption and scattering of sunshine when passing through the atmosphere - the amount of absorption and scattering depends on the nature and concentration of air molecules and small particles in the atmosphere

    一太陽光穿過大氣時的吸收和散射作用。陽光被吸收或散射的程度取決于大氣中空氣分子和微粒的性質和濃度。
  19. This thesis in theory deals with electromagnetic wave scattering by multilayered confocal and non - confocal spheroidal particles illuminated by gaussian beams, in which the main contributions are as follows : 1. in the case of multilayered confocal spheroidal particles, the scattered fields as well as the fields within each layer are obtained in terms of infinite series with spheroidal vector wave functions by using an appropriate expansion of the incident gaussian beam. by virtue of the boundary conditions, we write the set of equations for determining the unknown expansion coefficients and then solve it

    本文從理論上研究了多層共焦和非共焦橢球粒子對高斯波束的散射,主要成果如下: 1 .我們研究了多層共焦橢球粒子對高斯波束的散射,把入射高斯光,散射場,各層橢球內的電場和磁場用適當的橢球矢量波函數展開,應用電磁場邊界條件,寫出確定各展開系數的方程組,求出散射場系數,進而求出散射場及散射截面。
  20. Both of the increase in water content w ? and reactant concentration made the effects stronger. two microemulsions containing reactants being mixed, hap particles began to form. hap particles were characterized by dynamic light scattering, auger energy spectrum, xrd, ir spectrum and tem

    反應試劑濃度的提高和體系水含量w值的提高影響了微乳液水核的數量、水核中的離子佔有數以及aot分子的聚集數,因此對hap顆粒的形成產生影響。
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