excitation of spectra 中文意思是什麼

excitation of spectra 解釋
光譜激發
  • 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)。
  • of : OF =Old French 古法語。
  • spectra : n. spectrum 的復數。
  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. Using the multi - configuration dirac - fock method ( mcdf ), we studied the characteristic of the decay processes of the 4d core excited states of csiv, the low - lying excitation structure of super - heavy element bohrium ( z = 107 ) and the x - ray spectra of the 3d - 4f transitions of highly charged xenon ions in details in this work, by including the electron correlation and the relaxation effects systematically

    本論文運用mcdf方法,通過系統考慮電子相關效應和馳豫效應,分別研究了cs離子的4d內殼層激發態衰變動力學特性,超重元素bh ( z = 107 )的低激發態結構以及高離化態氙離子的3d - 4f躍遷產生的x射線譜的結構等問題。
  3. Fig 3 excitation and emission spectra of indoles and its derivative in dmso

    圖3吲哚及其衍生物的dmso溶液的激發和發射光譜。
  4. It is possible to describe the excitation spectra in terms of elementary modes of excitation.

    可以藉助于基本激發模式來描述激發譜。
  5. ( 2 ) the emission spectra of laser ablation metal copper plasma were measured. the detailed mechanism of plume emission of cu plasma was qualitatively explained using a simple model based on excitation of atom and ion in plume arising from inelastic collision between the elemental species and electron with high kinetic energy. under the local thermal equilibrium model, the electronic temperature of copper plasma was deduced to be in the 104 scale by its emission lines

    ( 2 ) cu等離子體光譜:在420 570nm波長范圍內觀測了激光燒蝕cu等離子體的光譜和各發射譜線在等離子體中的空間分佈;比較了激光能量對cu等離子體發射光譜、電子溫度的影響;用局部熱力學平衡( lte )近似,測得cu等離子體的電子溫度為104k數量級;在不同背景氣壓下,觀測了激光燒蝕cu等離子體光譜的空間分佈。
  6. Site - select spectra indicate that the eu3 + in nanoparcles < wp = 7 > formed two kinds of luminescence centers with different branch ratios of 5d0 - 7fj. the ratio of varied with different excitation

    用不同能量激發zns時5d0 7f0與5d0 7f1發光分支比不同,表明激發能量對兩類發光中心的激發具有選擇性。
  7. Using the multi - cloud model to fit the ha - spectra data of the april 27, 1981 post flare loop, we obtained the spacial distributions of the four physical parameters in the space of the post flare loop : the line - of - sight velocity v the excitation temperature tex, the micro - turbulence velocity vt and the column number density of the hydrogen atoms at the second level along the line - of - sight direction fields n2

    我們利用多雲模型處理了1981年4月27日太陽西邊緣耀斑后環的三個時段的h光譜掃描資料。通過對1000餘條對稱譜線和不對稱譜線的計算,我們得到了該耀斑后環各個時段在空間上的視向速度場,激發溫度場,視向上處于第二能態的氫原子柱密度場以及湍流速度場。
  8. 4. the nanoparticles of zns : eu3 + were synthesized for the first time. the energy transfer process between the zns host and the eu3 + ions was observed form the excitation spectra

    合成納米zns : eu3 +和eu3 + 、 mn2 +共摻體系,首次成功通過eu3 +離子的本徵發光的激發譜觀察到基質zns向eu3 +離子有能量傳遞過程。
  9. 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。
  10. In part three, the normal raman and resonant raman scattering spectra of single - walled carbon nanotubes are measured at 457. 5nm and 632. 8nm laser excitation wavelength. by theoretical analysis, the diameter distributions of swnts were obtained, style and configuration parameter were speculated furtherly

    研究了在兩種不同激發波長下的單壁碳納米管的拉曼光譜,用457 . 5nm和632 . 8nrn兩種不同的激發光分別測得了單壁碳納米管的正常拉曼光譜和共振拉曼光譜。
  11. In the third section, i. e. chapter five, the normal raman spectra of nil2, cul2, pdl2 powder are studied under the excitation of laser with the wavelength of 632. 8nm and aqueous silver colloid is prepared by pulsed laser ablation, from which the surface enhanced raman spectra of the three compounds are obtained. after preliminary assignment, the identical and different features of vibration of the compounds due to the different central metal atoms are analyzed

    第三部分,即論文的第五章,我們以632 . 8nln為激發波長研究了nilz 、 culz和pdl :三種新型金屬有機化合物粉末的正常拉曼光譜,並且以脈沖激光刻蝕法制備了水銀膠,以其為襯底研究了三種化合物溶液在其上的表面增強拉曼光譜,通過對其拉曼光譜進行了初步指認,了解由於中心原子的不同,三種金屬有機化合物分子振動的相同和區別。
  12. The main content and important results of this thesis are as following : a series of er + - doped borosilicate glasses were prepared by varying the composition. absorption spectra of four glasses were measured. 1. 51uminescence under the excitation of a 978nm ld and visible luminescence with a 488ar + laser were observed

    測量了樣品的吸收光譜,在978nmld低功率激發下,均觀測到了系列玻璃樣品中er ~ ( 3 + )的1 . 5 m近紅外發射,在488nmar ~ +激光激發下,觀測到了可見區發光。
  13. We also report the uv - visible optical absorption spectra of these colloids. to the metal plate prepared simultaneously, the measurement result of sem and afm of this plate is also reported and the roughness of the silver plate surface is about 60nm. both the colloids and the nano - scale metal surface can become the very perfect sers substrates. rhodamine b, a kind of strong fluorescence laser dye, with gold colloidal surface, has been studied by surface - enhanced raman spectroscopy ( sers ) with near - infrared ( nir ) excitation in the presence of the halide ions ( cf, br -, f )

    利用透射電子顯微鏡( tem ) ,對膠體粒子的尺寸大小及形態進行了觀測,表明這些膠體為粒徑介於5 35nm的納米體系,並對該膠體體系進行了紫外?可見吸收光譜的研究;在制備出金屬膠體的同時,經過激光照射后的金屬表面為納米量級的粗糙表面,對該表面進行了掃描電鏡( sem )及原子力顯微鏡( afm )的測量,結果顯示該表面的粗糙度平均為60nm 。
  14. In the photoluminescence ( pl ) spectra, a new emission band due to the exciton - exciton collision process ( p band ) is observed under low excitation intensity at room temperature. and some fine structures origination from the cavity modes of the fabry - p rot etalon could also be seen clearly

    在單根zno微柱(直徑有25 m )的p帶發光峰上還可以觀察到明顯的f - p腔模式分佈,通過計算得到其腔長為21 m ,同微米柱的尺寸相當。
  15. To detect whether crosslinking reaction influence the fluorescence properties of the samples, oxygen - evolving psil core complexes were treated with five crosslinking agents at different concentration, then the chlorophyll fluorescence emission, excitation, and intrinsic fluorescence spectra of these samples were measured. the results showed that both chlorophyll fluorescence and intrinsic fluorescence of oxygen - evolving psil core complexes were altered by the crosslinking reaction. the maximum chlorophyll fluorescence band at 682 nm decreased and the intrinsic fluorescence emission intensity at 308 nm and 328 nm either increased or decreased

    結果表明:交聯處理對psll放氧核心復合物葉綠素熒光和內源熒光都有影響,引起682urn處葉綠素熒光強度的降低、 308urn或328urn處蛋白質內源熒光強度的增大或減小,並與處理時所用交聯劑的濃度、交聯劑的親疏水性和交聯臂長相關。
  16. Dynamic characteristic of orthogonal vierendeel dome was discussed, and the influence on vibration characteristic acted by difference including rise - to - span ratio, shell thickness, section area and constraint condition was studied. vibration shapes - separation - spectra - method and time - history method were adopted to analyze the dynamic response of orthogonal vierendeel dome under common earthquake. by comparing dynamic response in different direction and dimension seismic excitation, the value and distribution of dynamic internal force were obtained

    本文研究了正交空腹網殼結構的動力特性,分析了矢跨比、網殼厚度、腹桿截面和支座約束條件對結構自振特性的影響;採用反應譜法和時間歷程法對正交空腹網殼的地震響應作了詳細的分析,分別研究了結構在不同方向地震激勵下和在不同維數地震激勵下動力響應的數值大小和分佈規律,並比較了兩種方法的結果差異,對抗震設計具有參考價值。
  17. 3. the pl results of si - sio2 films show that emission spectra of samples have 4 luminescent band peak at 320nm, 410nm, 560nm, and630nm, respectively, at room temperature, ta, the excitation wavelength, argon pressure et al

    三根據pl譜,分析了si一510 :薄膜樣品的室溫光致發光現象,樣品有一320 ,翻,一410nm ,一56onm和一630nm四個pl峰,它們的pl峰是相互分離的。
  18. Led light - induced fluorescence spectra of whole blood, erythrocyte and hemoglobin are obtained in the case of different concentration of blood cells solution with various excitation wavelengths. the intensity and peaks of the spectra from 430nm to 700nm depend strongly on the concentration of blood cells

    通過改變激發光波長和血細胞濃度,獲得了led光誘導全血、紅細胞和血紅蛋白產生的熒光光譜,其光譜覆蓋了430 700nm波段,且光譜強度和峰值位置均與溶液濃度有較強的依賴關系。
  19. The results of laser selective excitation indicate that the emission centers near the surface exhibit inhomogenously br oadened spectra while the two different symmetry sites inside the nanotube - walls present legible spectral structures. silicon nanowires were prepared by a thermal evaporation method

    受表面缺陷的影響,納米管壁近表面的eu ~ ( 3 + )離子處于較為復雜的微環境中,其發射光譜表現為非均勻展寬的光譜線形。
  20. In the raman scattering spectra of swnts which was measured using 457. 5nm excitation, the new raman peak at 1421cm ' 1 is discoveried for the first time

    在用457 . 5lun波長激發的單壁碳納米管的拉曼譜中首次發現了1421cm一』的新峰。
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