cross absorption 中文意思是什麼

cross absorption 解釋
交叉吸收
  • cross : n 1 十字架；〈the C 〉 耶穌受刑的十字架。2 〈the C 〉 基督教（教義，國家）。3 不幸，苦難；挫折，...
  • absorption : n. 1. 吸收，合併。2. 專心，一心不亂，熱中 （in）。3. 〈口語〉飲食。
  1. The dipole oscillator sum can be expressed in terms of the integrated photo absorption cross section.

    偶極諧振子和可以用積分后的光子吸收截面來表示。
  2. However, after co - porphyrin is kept in 1, 4 - dioxane for two weeks, excited by 488nm, it shows apparent reverse saturable absorption and enhanced optical limiting effect, which can be attributed to the absorption cross - section change of exicited state in co - porphyrin derived probably from the production of co ( iii ) - porphyrin due to oxidation of 62 on co ( ii ) - porphyrin

    鈷卟啉（ co （ ） tpp ）對457 . 9nm 、 514 . 5nm和488nm波長的光都具有限幅作用，並對457 . 9nm波長的光呈現明顯的飽和吸收。放置半個月的樣品在488nm波長光的作用下表現出明顯的反飽和吸收，並且其光限幅特性在488nm處表現出增強效應。
  3. We have calculated one - and two - photon absorption cross sections of the lowest excited states of a series of molecules combined with benzene, stilben, thiophene as center attached with amine, diphenylamine, diethylamine as electron - donor and nitryl as electron - acceptor ; the effects of molecular length, n center and electron - donor on two - photon absorption cross sections have been studied and all calculations have been carried out using the density functional theory at an ab initio level. it is found that the molecular length and the one - photon absorption intensity are quite strongly c orrelated factors, and that a corresponding correlation for the two - photon absorption is decreasing. it is also found that a most crucial role for the two - photon absorption is played by the n center

    我們分別以苯、二苯乙烯、噻吩為中心，氨基、二苯氨基和二乙氨基為電子給體，硝基為電子受體組合形成的分子為研究對象，在從頭計算的水平上用密度泛函理論計算了這些分子在低激發態下的單、雙光子吸收強度，重點研究了分子的長度、中心和給體的供電子能力對分子單、雙光子吸收的影響。研究結果表明，分子長度與單光子吸收強度之間有密切關系，而在雙光子吸收中這種關系較弱；中心在雙光子吸收中具有重要的作用；在中心和受體一定的情況下，增加給體的供電子能力，可提高雙光子吸收強度。
  4. Excited state absorption cross sections are obtained through z - scan curve fitting

    通過曲線擬合，得出了它們的激發態吸收截面。
  5. Zircaloy - 4 is generally used as fuel tubes in pressurized water reactors because of it " s low neutron absorption cross - section, excellent corrosion resistance, good strength and ductility

    由於鋯4合金具有低的中子吸收截面，良好的抗腐蝕能力、高強度以及延展性好的特點，被廣泛用於壓水堆作為核燃料棒的包殼材料。
  6. On this condition, based on the experimental results gotten by the microwave absorption dielectric - spectrum measure technique, the photographic process at room temperature in agcl cubic microcrystals doped with k4fe ( cn ) 6 is simulated. through the optimization of simulating parameters, not only the cross - section and trap depth of the shallow electron trap induced by the dopant, but also the optimal doping amount is obtained

    在此基礎上，以微波吸收介電譜檢測技術的實驗結果為依據，對摻有k _ 4fe （ cn ） _ 6的agcl立方體微晶在室溫下的曝光過程進行了模擬，通過調節模擬參數，不但計算出由摻雜劑引入的淺電子陷阱的俘獲截面和陷阱深度，而且得到了這種摻雜乳劑的最佳摻雜濃度。
  7. Secondly, the mathematical radiation extinction model of nonspherical particle is developed based on t - matrix method, and a computer program is designed to calculate the extinction cross section, scattering cross section, absorption cross section and scattering phase function of fixed or randomly oriented axially symmetric particle

    然後根據t矩陣方法，採用回轉體微粒消光特性的計算模型編制出的相應程序，對固定取向和隨機取向的非球形回轉體微粒的消光截面、散射截面、吸收截面及散射相函數進行了計算。
  8. Experimental study on temperature dependence of ultraviolet absorption cross - sections of sulfur dioxide

    2紫外吸收截面溫變規律實驗研究
  9. Moreover, the cross section of 481nm and 650nm upconversion emission have also been calculated. the author has measured the absorption spectrum of the npre - 1 glass and observed a strong absorption near 970 nm

    4 ）通過對npre - 1樣品吸收譜的測量，可看到在970nm附近有一很強的吸收峰，適合於採用ld激光泵浦。
  10. As a new solid laser material in recent years, cr4 + : yag crystal has super advantages, such as big absorption cross section, stable saturable absorption, good heat - conducting and mechanical performance

    Cr ~ （ 4 + ） yag晶體作為近年來人們發現的新型固體激光材料，具有吸收截面大、可飽和吸收穩定性好、熱傳導性和機械性能良好等優點。
  11. The charger - transferred processes of the charge - transferred states are displayed in order to understand their maximal two - photon absorption cross sections

    中心部分的特性有關。同時，我們還給出了分子電荷轉移態的電荷遷移過程。
  12. The result indicates that, with the increase of polarity of the solvent, the excited energies are red - shifted and the two - photon absorption cross sections augment

    論文的研究結果表明：一般的，隨著溶劑極性的增加， tpa截面最大值處對應的入射光子的波長紅移， tpa截面最大值隨溶劑極性的增加而逐漸增大。
  13. Theoretical calculations can not only predict the two - photon absorption intensity but also provide guideline and help for synthesis of new materials with large tpa cross sections

    利用理論模型不僅可以對分子的雙光子吸收強弱進行預測，還可以為實驗合成具有大雙光子吸收截面的分子提供重要的理論依據和指導。
  14. Direct determination of the chromium amount in cross - linked polymer with atomic absorption spectrography

    用原子吸收光譜法測定交聯聚合物中的鉻含量
  15. The detailed research contents are as following : ( 1 ) based on molecule spectrum theory and experimental data, presented are fine parameters of ch4 combined frequency band v2 + v3 and wide frequency band 2v3, including absorption spectrum central wavelength, line space, intensity distribution, line type and line width. these fine parameters have played solid foundation for measurement wavelength selection, and effectively eliminated cross sensitivity

    主要研究內容如下： （ 1 ）應用分子光譜理論和實驗數據給出了甲烷氣體在聯合帶v2 + v3和泛頻帶2v3的精細參數，包括吸收線的中心波長、吸收線間隔、吸收線強度分佈、吸收線線型和線寬，為系統設計選擇合適波長提供依據，消除交叉敏感。
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