激光色譜 的英文怎麼說
中文拼音 [jīguāngshǎipǔ]
激光色譜
英文
laser chromatography- 激 : Ⅰ動詞1 (水因受到阻礙或震蕩而向上涌) swash; surge; dash 2 (冷水突然刺激身體使得病) fall ill fr...
- 光 : Ⅰ名詞1 (照耀在物體上、使人能看見物體的一種物質) light; ray 2 (景物) scenery 3 (光彩; 榮譽) ...
- 色 : 色名詞[口語] (顏色) colour
- 譜 : Ⅰ名詞[書面語]1 (按類別或系統編成的書或冊子等) table; chart; register 2 (指導練習的格式或圖形)...
- 激光 : [物理學] laser 激光靶 laser target; 激光報警器 laser avoidance device; 激光玻璃纖維 laser fibre; ...
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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。Were investigated in aqueous solution by krf laser flash photolysis. from optical studies, the photoionization of aromatic amino acids produced radicals and hydrated electron, and the interaction of tyrosine and phenylalanine with so
運用激光閃光光解瞬態吸收光譜研究了色氨酸trp酪氨酸tyr ,苯丙氨酸phe和二肽trp - tyr光電離和被soThis article studies on a novel method about detector calibration and monochromator calibration by using silicon pin photodiode. the detector and the monochromator of one spectrum measurement system had been calibrated using the method, and the spectrum distribution of one laser - produced plasmas ( lpp ) source with jet gas target was measured. the use of a specific combination of the silicon photodiode and multiplayer reflect films is the notable character in monochromator calibration
本文研究了一種利用光電二極體傳遞標準探測器標定普通探測器和單色儀系統的方法,實際標定了所用的探測器和單色儀系統,測得了噴氣靶激光等離子體光源的相對光譜分佈,設計出絕對光譜分佈的測量方法,並且利用labview的g語言及相應的數據採集卡等硬體設備構造出一套智能化、高效率的測量系統,完成了多層膜反射率測量工作。The photoelectric integrating color measurement instrument can obtain the objective tristimulus values via spectral energy integration of the color to be measured by the chromatic detectors, such as the colorimeter and color - difference meter, which have wide application in industrial practice
摘要光電積分式測色儀器通過色度探測器對被測顏色光譜能量進行積分測量,直接獲得目標的三刺激值,如色度計和色差計等,已被廣泛應用於工業實踐。It is found that the exciting spectra is moving to long wave with the increasing of eu concentration, emission intensity is rising, the properity of red homochromy is becoming better because of the different quench concentration of emission levels 5do, 5dj and 5d2 - when the concentration of eu is up to 1. 2mol %, the emission levels 5di and 5d2 is quenching
研究發現,隨著eu濃度的增加,熒光體y2o2s : eu激發光譜發生紅移,發射強度增大,紅色單色性變好,這是因為eu的5d0和sdl 、 5d2發射能級躍遷發光的淬滅濃度不同,當濃度1 . 2mol時,后兩者因交叉弛豫引起濃度淬滅。In recent years, short - wavelength solid - state lasers in the ultraviolet to green spectral range have attracted much attention due to a wide range of applications including high - density optical data storage, all color displays, undersea communications, biomedicine and infrared sensors
作為光電子產業的核心器件之一,緊湊型全固體短波長激光器在高密度光學存儲、全色激光顯示、海底通信、生物醫學和光譜學等領域具有廣闊的應用前景。The origin of supercontinuum ( sc ) generation in optical fibers has been conjectured to be the interplay between fiber nonlinearities ( self phase modulation, cross phase modulation and raman self scattering ) and group - velocity dispersion ( gvd )
光纖中超連續supercontinuum ( sc )譜的產生源於光纖中各種非線性效應(自相位調制效應、交叉相位調制效應,四波混頻效應及受激raman散射等)和群速度色散的共同作用。Transient signal analysis software for chromatograph or laser system application
3瞬間信號分析軟體以便與色譜或激光進樣系統等連用。The origin of supercontinuum spectrum ( sc ) generation in optical fibers has been shown to be the interplay between fiber nonlinear effects ( such as self phase modulation, cross phase modulation, stimulated raman scattering and stimulated brillouin scattering etc ) and group - velocity dispersion ( gvd )
光纖中超連續譜supercontinuumspectrum ( sc )的產生源於光纖中各種非線性效應(如自相位調制效應、交叉相位調制效應,四波混頻效應、受激raman散射與受激brillouin散射等)和群速度色散共同作用。Compared with green light - emitting device, blue oled has many problems such as brightness, efficiency, stability, and color saturation, in this study we investgaited the blue oleds systemically : 1 ) double heterosturcture oled was charaterized. due to the introducing of electron transport layer alq3 and hole - blocking layer balq3, the energy matching was more reasonable and the carrier injecting was more effective in the double - layer device. the maximum efficiency and luminance of this device attained to 1. 90 lm / w and 10, 000 cd / m2, respectively
其次,由於一直以來藍光oled器件的研究處于相對落後的狀態,其發光亮度、效率、穩定性和色純度都無法綠光器件相比,所以本論文在以下幾個方面對藍光器件的性能進行了系統的研究: 1 )研究了雙異質型藍光oled器件,由於本研究引入了空穴阻擋層,使得載流子的復合和激子的擴散被限定在發光層內,器件的發光效率達到了1 . 90lm / w ,最大亮度達到了10000cd / m2 ,比傳統結構器件的效率和亮度提高了約一個數量級; 2 )制備了結構為ito / npb / balq3 / alq3 / mg : ag的oled器件,研究發現,當改變各有機層厚度時,器件的電致發光光譜發生了從綠光到藍光的移動。Laser pyrolysis gas chromatography
激光熱解氣相色譜法At the same time, we test the catalytic activity by electrochemistry circle volt - ampere method, testing dissociation efficiency of methanol using gas chromatography, analyzing and characterization by sem, xrd and laser particle size analysis
用電化學循環伏安法測試催化劑的電催化活性、用氣相色譜( gc )法測試甲醇分解效率,並用sem 、 xrd 、激光粒度分析等分析和表徵催化劑的結構形貌、物相組成、粒度分佈。The mechanisms of laser - induced blood fluorescence spectra and the spectra deriving from the fluorophores on the erythrocyte membrane are presented. on the other hand, the lower intensity of the hemoglobin fluorescence spectra is due to the fluorescence quenching from resonance energy transfer between the fluorophores in hemoglobin with ambient
因此提出了激光誘導血細胞產生熒光光譜的機理;並提出激光誘導血液產生的熒光光譜主要是紅細胞的貢獻,其中對紅細胞產生的熒光光譜作主要貢獻的是其細胞膜上的色素基團、雙極性的磷脂等生物大分子中的熒光團。We also have analyzed the photoluminescence ( pl ) spectra of some zno films, it turns out that the emission of ultraviolet light comes from the radiative recombination of excitons within nano - crystal energy band - gap, and the pl peaks move to smaller wavelength because zn are substituted by fe, co, and cu, which cause the size of the film grains smaller and the effective band - gap bigger. the red emission of zno films is due to, on the one hand, decrease of the film grains size which causes the emission intensity smaller and smaller until it disappears abruptly, on the other hand, the transition of electrons from deep donor level of the oxygen vacancies to the valence band
另外,我們還對薄膜光致發光性質進行了分析和研究,結果表明:納米結構zno薄膜的紫外發光來源於帶間激子的輻射復合發光, pl譜的帶邊發射峰發生藍移是由於fe 、 co 、 cu對zn的替代使薄膜粒子的尺寸減小,使薄膜的有效帶隙增寬; zno薄膜的紅色發光,一方面是zno顆粒尺寸的減少,帶間的激子發射峰越來越弱直至猝滅,另一方面主要是與zno晶格中的o空位有關,由深能級復合發光引起紅光發射。The system used spectrophotometric method can measure object optical character. and then, with cie standard observer spectral tristimulus value function the color property of the object can be calculated. finally, obtained upper precision
本系統使用分光光度法測出物體的光學特性,然後根據cie標準色度觀察者光譜三刺激值函數進行色度計算獲得了較高的精度。O in the flow. the oh concentration was also measured using salicylic acid liquid phase scrubbing and high performance liquid chromatography hplc technique. the relationship between the calculated and measured oh concentrations was relatively uniform. the surface effect in the photolysis tube was studied using laser - induced fluorescence signal and was not of importance
O濃度計算得到oh濃度,此計算濃度與利用水楊酸液相吸收-高效液相色譜法測得的oh濃度比較一致,同時用激光誘導熒光技術對可能存在的壁效應進行研究,結果表明在較高流速下其影響較小。It was found that the luminescence spectra of zno could be optimized by simply varying the exciting light and heat - treatment temperat ures. blue emission ( 463 nm ) was obtained when the zno was heated under 300 ? and the vertical - polarized exciting light ( 310 nm ) was used. polarization - sensitive measurements revealed an obvious anisotropy in the pl spectra of the wurtize zno nanoparticles
在優化zno薄膜熒光光譜的過程中得到了很強的463nm單峰蘭色熒光,考察了薄膜的偏振熒光隨溫度的變化,採用310nm的垂直偏振光激發經300熱處理的薄膜,可以在463nm處獲得很好的熒光偏振比0 . 87 。分享友人