振轉光譜 的英文怎麼說
中文拼音 [zhènzhuǎnguāngpǔ]
振轉光譜
英文
vibration rotation spectrum-
Resonance raman study of the photodissociation dynamics of the ct - band absorption of nitrobenzene in cyclohexane solution, xin - ming zhu, shu - qiang zhang, xuming zheng *, and david lee phillips *, j. phys. chem. a, 2005, 109, 3086 - 3093
己烯復合物電子轉移振動重組能的共振拉曼光譜強度分析,朱宏峰,鄭旭明* ,高等學校化學學報, 26 ( 9 ) , ( 2005 )Nondestructive quantitative determination of starch contentin polyothylent by solid state nmr and ftir
中澱粉含量的固態核磁共振及傅立葉轉換紅外線光譜法無損定量分析The absorption spectra indicate that the adsorption of dithiooxamide on the silver nanoparticles results in a red - shift in the spr band, mainly caused by the changes in the microenvironment of the metal nanoparticles and charge density alteration due to the charge transfer between the molecules and metal particles
吸收光譜結果表明銀納米粒子表面吸附二硫代乙二酰胺分子可導致金屬粒子的表面等離子體共振吸收紅移,主要與金屬粒子的微環境改變以及吸附分子與金屬間電荷轉移而導致的金屬粒子內部電子密度改變有關。In our experiments, these complexes, produced in supersonic beam expansions, are amenable to high resolution resonant two - photons ionization spectroscopy, which make it possible to obtain detailed information on their electronic - vibrational states. through resonant ionization spectra and together with time - of - flight mass spectrometry in supersonic molecular beam, the internal rotation for ch3 and intermolecular vibration for atom ar ( or n2 ) in the complexes ( c6h5ch3.
實驗中採用了高解析度的共振電離光譜技術和超聲分子束技術,通過共振電離光譜和飛行時間質譜技術的手段探明了復合物c _ 6h _ 5ch _ 3 … n _ 2 、 ar的電子態、振動態以及甲基( ch _ 3 )內轉動的詳細情況。Because the photospheric temperature of carbon stars are less than 3000k and the temperature of rich - dust envelope formed by the mass loss is lower, and therefore most of the energy from carbon stars are radiated between 1 to 60um range, in which the vibrational and ro - vibrational bands of many molecules also lies, the study of infrared spectra in this wavelength range is very important to reveal chemical compositions, dust formation process, the atmospheric structure and evolutionary status of stars
碳星光球的有效溫度不超過3000k ,同時較大的質量損失率形成了富碳的塵埃殼層,以致於它的輻射能量主要集中在1 ? 60 m的紅外波段上,並且許多分子的轉動振動能譜也集中在紅外,因此在紅外波段的研究對揭示碳星化學成份及其分佈、塵埃形成過程、恆星大氣結構和演化狀態都有十分重要的意義。Raman spectroscopy ( rs ) is a kind of molecule scattering spectroscopy, which is characterized by the frequency excursion that caused by interactions of molecule and photon to show the information of molecule. the frequency excursion reflects the margin between some certain vibrational or rotational energy states
拉曼光譜是一種分子散射光譜,通過與分子相互作用的光子產生的表徵分子振動或轉動能級差的特徵頻移,來反映分子結構或成分的信息。( 3 ). the flattening arithmetic of an edfa was presented based on the inter - correlative function between the gain spectrum function of the edfa and that of the reserve transmission spectrum of the lpfg. for optimal matching between the two spectra, the flattening arithmetic calculates the variation of the resonant amplitude and wavelength of the lpfg
Iii .提出了一種動態增益均衡的平坦演算法,這種演算法的本質就是利用摻鉺光纖放大器增益譜函數和新型長周期光纖光柵的透射譜反轉譜函數的相關性,給出新型長周期光纖光柵諧振峰幅度和位置的調節量,使改變后的新型長周期光纖光柵的反轉譜線能和edfa的增益輸出譜線進行最佳匹配。Therefore, the diagnostics of electrical and optical characteristic of plasma form the basic respects of plasma diagnostics. the author reports in detail in the dissertation the experimental investigation on the phenomena of some common discharge systems at typical operation status such as dc glow ; rf ( radio frequency ) glow and microwave ecr ( electron cyclotron resonance ) discharge
創新之處: ( 1 )提出了雙原子分子轉動分辨發射光譜的擬合方法,並利用擬合方法進行了氮氣直流輝光放電產生的第一負帶轉動分辨光譜和磁控濺射沉積cnx膜過程中cn基團的振動帶的轉動線型擬合,獲得了相應的轉動溫度。Based on the theoretical analysis and experimental researches, it is presented that the wider spectra are resulted from the many fluorophores with large numbers of vibrational energy levels on the ground level in the blood cells, and the reduction of the spectral intensity is due to the reabsorption of the blood cells and the energy transfer of the collisions between the fluorophore and another one or other macromolecule. on the other hand, when the concentration of the blood cells is increased, the reabsorption of the blood cells, the secondary fluorescence due to the reabsorption and the influence of the concentration on the energy levels of fluorophores are all the factors of the red - shifted spectral peaks
在進行理論分析和研究的基礎上,提出了因血細胞中存在多種熒光團,且這些熒光團的電子能級上又存在大量的不同的振動能級,從而導致被激發的熒光團發出較寬的熒光光譜;血細胞濃度的增大,熒光團以及其他大分子之間的距離變小,造成它們之間因碰撞的能量轉移概率加大,因而易產生熒光猝滅,結果導致熒光強度的變小;血細胞溶液中重吸收所導致的熒光猝滅和二次熒光發射,以及血細胞濃度的變化對其中熒光團能級系統的影響都是導致熒光峰值波長「紅移」的原因;進而研究了led光誘導血細胞產生熒光光譜的機理。The analyses given in this paper to quasi - three - level for 946 nm laser are complete. the relation between 946 nm laser transmission and optimal crystal length has been derived from the rate equations describing the population inversion and the photon density in the laser cavity in the steady - state case. the minimal claims to coating have been given on the base of contrasting 946 nm transmission with 1064 nm transmission in the condition of different cavity losses and how the pump beam radius in the laser crystal and optimal crystal length affect the laser threshold and output power of 946 nm laser has been given as well
對產生946nm譜線的準三能級結構給出了較為完整的分析,利用激光諧振腔處于穩態時的速率方程,導出了準三能級nd : yag946nm起振時,透射損耗與最佳激光晶體長度的關系,在與1064nm透射損耗相比較的基礎上,給出了不同的腔損耗情況下的最低鍍膜要求,並且給出了激光閾值、輸出功率和最佳激光晶體長度及泵光光斑大小的關系,這為設計室溫下高效運轉的946nm激光器的提供了理論基礎,這種分析方法對研究此類低增益,準三能級或三能級激光系統輸出特性有借鑒意義。Then, on the basis of coupled wave equations, theoretically studies of opo threshold parameters and of the conversion efficiency and of linewidth control are presented. several principles of the optimum design for opo are discussed. the experimental investigations of noncritical phase matching
以耦合波方程為基礎,分析和計算了光學參量振蕩器的轉換效率、抽運閾值、譜線寬度等特性,並在此基礎上討論了如何選擇opo的各項參數。Ar n2 ) are exhibited. we obtain the complete information and a whole microscopic picture of the intermolecular actions and relative motions of these complexes. all observed bands are rationally assigned by isotope effect and calculated at the internal rotational levels and external vibrational levels are obtained
由理論計算和同位素效應對光譜的分析作了合理的歸屬,獲得了復合物c _ 6h _ 5ch _ 3 … n _ 2 、 ar的分子間相對振動模式和內轉動的能級躍遷完整信息。Vibration rotation band
轉動振動光譜帶分享友人