excitation spectrum 中文意思是什麼

excitation spectrum 解釋
激發光譜
  • excitation : n. 1. 刺激，興奮，激發，鼓舞。2. 【物理學】激發；【電學】激勵、勵磁。3. 【植物；植物學】激感（現象）。
  • spectrum : n. （pl. -tra ）1. 【物理學】譜，光譜；波譜；能譜，質譜。2. 【無線電】射頻頻譜；無線電（信號）頻譜。3. 【心理學】（眼睛的）余像；殘像。4. 〈轉義〉范圍，幅度；（連續的）系列。
  1. Absorption, fluorescence emission and excitation spectra of five pigment - protein complexes were determined. photosynthetic electron transfer was measured from the dcip photoreduction. p700 concentration was assayed from the ferricyanide - oxdised minus ascorbate - reduced difference spectrum

    測定裙帶菜各色素蛋白復合物的吸收光譜、熒光發射光譜和熒光激發光譜，並進行了dcip的光還原測定和化學法的氧化還原差示光譜測定。
  2. The matrix can be applied for the research of the vibrating frequency domain characteristics of the artillery system which is caused by the excitation of the plainness road surface. this method can also be applied to more complicated input spectrum of the wheel - system vehicles, and it has general signification

    該矩陣可用於研究火炮牽引列車系統受路面不平度激勵所產生振動的頻域特性，該方法可以推廣到更復雜的輪系車輛輸入譜的推導，具有一般意義。
  3. A more direct observation the intercalation interaction by addition the eu3 + - rutin complex into dna under the optimal conditions ( 0. 1m acetate buffers. ph = 5. 69 ) using fluorimetric method was presented. according to the spectral excitation and emission spectrum of dna and guanine

    這項研究對蘆丁及蘆丁稀土配合物這些廣譜抗菌、抗病毒藥物的生理活性的定性分析和定量分析提供了一個非常直觀有力的方法和手段，一具有良好的應用前景。
  4. After a brief introduction of some experimental methods required in condensing ultracold bosons, and of the relevant fundamental theories, starting from the bose - hubbard model we study the excitation spectrum with bogliubov transformation

    首先簡單介紹了在實驗上實現光格子囚禁超冷原子的一些方法，以及相關的基本理論與相應的研究工作。
  5. By the study of the whole decay curves of 10 hours, the influence of each step is summarized, and the best stoichiometry and preparation techniques are acquired. the crystal structure of sral2o4 eu2 +, dy3 + is monoclinic system, which is a high efficiency luminescence crystal structure. the emission spectrum and the excitation spectrum of sral2o4 eu2 +, dy3 + powder are measured

    此外，通過x射線衍射譜確定了所制備的sral _ 2o _ 4 ： eu ， dy長余輝材料晶體為單斜晶系結構，並測量其發射光譜，激發光譜，初步討論了sral _ 2o _ 4 ： eu ， dy長余輝蓄能材料可能的發光機理。
  6. Furthermore, the excitation spectrum for 730nm fluorescence shows that the 685nm light has high excitation efficiency

    葉綠體730nm熒光成份的激發光譜實驗結果表明： 685nm光對730nm熒光有較高的激發效率。
  7. So the selection rule of no is analogous to that of alkali atom and different from the usual diatom molecule. the conclusion is further affirmed by the two photon fl uorescence excitation spectrum of no

    為此我們利用雙光子熒光激發光譜技術對no分子所表現出的與普通雙原子分子不同的躍遷選擇定則進行了實驗驗證。
  8. Compared with micro - sized y2o3 : eu and gd2o3 : eu phosphors prepared by a conventional method, nanosized y2o3 : eu and gd2o3 : eu synthesized by the present work, gives a clear blue shift in the emission spectrum, and a clear red shift in the excitation spectrum

    同時，發現了納米晶一些新奇的發光性質，即：發射光譜藍移現象，激發光譜紅移中電荷遷移帶（ ctb ）明顯紅移，猝滅濃度提高等。
  9. In the chapter five, we study the quasi particle excitation energy spectrum and corresponding energy gap in ferromagnetic ( 1 / 2, 1 ) tow - leg heisenberg ladder system

    準一維磁性系統熱力學性質的研究摘要第五章中，我們研究了亞鐵磁雙鏈ow legheisenbergladder ）系統中的元激發譜和能隙。
  10. It is convenient for x - ray tube excited source to detect multi - component on site due to the advantages of high excitation flux, easy protection, and characteristic x - ray and continuous bremsstrahlung spectrum included in its exciting spectra

    X光管激發源具有活性強、易於防護等優點，產生的激發譜包括特徵x射線和連續的軔致射線譜，方便現場測定多元素。
  11. In the single - photon resonance case, for large area input pulses, the spectral components oscillating around 32 appears in the spectrum due to the strong secondary excitation making the two - level model invalidity and the multi - level model should be used to describe this molecule

    在單光子共振情況下，即入射脈沖頻率等於1 、 2能級之間的共振頻率，對大面積入射脈沖，由於強的二次激發的作用，電場頻譜中出現了在32附近振蕩的頻率成分， 32是2 、 3能級之間的共振頻率，說明對大面積入射脈沖二能級模型已經失效，需要採用多能級模型來描述分子介質。
  12. The emission spectrum under 970 nm ld excitation have also been acquired. in this spectrum, only a strong emission near 1540 nm wavelength can be observed

    我們在發射波長為970nm的半導體激光器激發下< wp = 6 >測量了這種材料的發射譜，觀察到在紅外波段1540nm處有強發射峰。
  13. Based on priestley ' s evolutionary spectrum theory, an evolutionary process modulated by decline composite exponential function, is investigated as one kind of non - stationary excitation commonly encountered in engineering, the analytical solution of the response properties is gained due to proper simplification

    基於priestley的演變譜密度理論，對于工程中常用到的衰減指數函數調制的演變過程激勵，可以通過對結構響應的合理簡化，得到響應特徵的解析形式。
  14. The random excitation of the four wheels is used as the input of this system. the changing rule of vertical displacement, three directions of acceleration power spectrum density function of person - chair system of model ca - 141 and etc. in the frequency domain is simulated using matlab. the rationality of the model is analyzed and validated by comparing of relevant testing results and theoretic analysis

    以頻域內四輪隨機激勵作為系統輸入，用matlab模擬低地板城市客車等三種車型人椅系統三向加速度功率譜的變化規律，逐項分析車速、懸架剛度與阻尼參數變化對車輛平順性的影響，通過與相關研究結果的比較及理論分析驗證了模型的合理性。
  15. Melp vocoders utilize mixed pulse and noise as the excitation to elimate the buzzes in traditional lpc vocoders, and add a jitter voicing state to overcome the tonal noise. parameters " interpolation, adaptive spectrum enhancement and pulse dispersion also are adopted to improve the continuity. the synthetic speech of melp vocoders sound much more natural and perceivable than the traditional vocoders "

    Melp聲碼器採用混合脈沖和噪聲激勵解決了經典lpc的嗡嗡聲的問題；引入了抖動濁音狀態以克服音調噪聲；利用參數插值、脈沖散布和自適應譜增強等措施提高合成語音的自然度和可懂度；此外還採用了多帶激勵，使其具有了比較強的抗背景噪聲的性能。
  16. The aim of this paper is to relate structural inherent characteristic with exterior excitation, to wield experimental mode analysis technique and structure intension theory in order to separate structural leading mode under practical work state on base of spectrum analysis of exterior excitation and identification each rank mode parameter of structure. sequentially, the issue of space complex stress state in effect of static and dynamic coupling transforms into the issue of simple stress state ( under mode form ) in reciprocal effect of each rank mode in order to analyze structural dynamical intensity

    將結構本身的固有特性和外部激勵聯系在一起，運用實驗模態分析技術和結構強度理論，在對外部激勵進行譜分析和識別出結構各階模態參數的基礎上，分離出實際工作狀態下結構的主導模態，從而將一靜動耦合力作用下的空間復雜應力狀態問題轉化為各階模態相互作用下的簡單應力狀態（模態形態下）問題進行結構動強度分析。
  17. Then, chapter 2 shows how to generate the stationary random excitation of the road roughness from the given spectrum amplitude of the road roughness with the random phase

    基於隨機相位生成平穩隨機路面激勵，證明了車輛變速工況下的隨機路面激勵譜為均勻調制演變功率譜。
  18. The main work and achievements are summarized as follows : according to the spectrum analysis theory, the simple formula of the power spectrum between the excitation and the response is obtained. then the time - domain statistical properties of the structural response are acquired through fourier inverse transform, and cauchy ' s residue theorem is applied to solving the integral of fourier inverse transform, the structural dynamic reliability is calculated in terms of possion hypothesis based on first passage failure

    主要研究內容如下：從譜分析理論出發，得到了激勵與響應功率譜之間的簡明關系式，由fourier逆變換得到響應的時域特徵，利用cauchy留數理論處理fourier逆變換的積分式，基於首超破壞的possion假設計算結構系統的動力可靠性，並在此基礎上進行結構優化設計，奠定了確定性模型的基礎。
  19. Based on the analysis of the excitation spectrum, we obtain the superfluid - mott - insulator phase transition condition, and superfluid velocity of ultracold dilute gas of bosonic atoms in an optical lattice, and point out that the velocity of superfluid can be experimentally adjusted by controlling the parameters of optical lattice

    從激發譜分析可得到superfluid - mott絕緣相變條件，給出了光格子中超流速度，並指出在實驗上可以通過控制光格子參數來改變超流速度。
  20. In the fifth chapter, we present the t - j model that is an important model in the system of strongly correlated electron and high temperature superconductivity at first. then, by using the ren ormalization group method, we investigate the t - j model and obtain the elementary excitation energy spectrum of it

    在第五章中首先介紹了強關聯電子和高tc超導的理論的一個重要模型即t - j模型，然後採用重整化群流方程方法研究t - j模型，導出出t - j模型的流方程，再由流方程求解出t - j模型的元激發能譜。
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