激光光化學 的英文怎麼說
中文拼音 [jīguāngguānghuàxué]
激光光化學
英文
laser photochemistry-
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。Raw materials for laser crystalloid, special electronics and pharmaceutical intermediate
激光晶體用基質材料,特殊電子化學品,醫藥中間體。In recent years, the longitudinal pulsed - discharge gas lasers with diffusive cooling have received renewed interests. a compact low power pulsed laser with high repetition rate has potential importance in laser exploration, fine mechanical processing, photochemistry and so on
近年來,縱向放電的脈沖氣體激光器重新受到了人們的重視,一種小型的低功率的高重復頻率脈沖激光器在激光探測、精細加工和光化學等許多應用領域,有重要的應用前景。The structures and characteristics of several graphite samples are measured by means of powder x - ray diffraction ( xrd ), brunauer - emmer - teller ( bet ) surface area measurement, inductively coupled plasma ( icp ) spectroscopy, particle size analysis and electrochemical measurements. the effects of origin, structure, impurity, particle size, specific surface area of carbon materials on the electrochemical characteristics are studied. a synthetic graphite with abundant resources, low cost and favorable performance is determined as the raw material for modification of graphite
採用xrd 、 bet 、 icp 、激光粒徑分析及電化學性能測試等方法,對國內外多種典型石墨樣品的結構與性能進行比較,研究石墨材料的來源、晶體結構、雜質含量、顆粒大小、比表面積等因素對其充放電性能的影響,確定一種性能較好、價格低廉、來源廣泛的普通人造石墨粉作為熱處理與摻雜改性、以及復合結構炭材料研究的原材料。The key components in laser gyro is he - ne ring laser, and the reciprocal action theory between light and medium is the base in studying the ring laser, use the lamb half classical theory, and on the base of density matrix theory, the optical brounch equation was established, which described the movement of amplifying medium atom in the ring syntonic cavity, and according to the medium polarize theory the self consistent equations was deduced, which describe the light intensity and phasic of the counter - propagating wave. on the basis of this equations, adopted the simulation software matlab and virtual instrument programming language labwindows / cvi, we can do some simulated experiments in study the phenomenas such as amplify and dispersive characteristic of medium, mode pushing effection, burned hole effection and pattern competition, lock - in of frequency and the characteristic of light intensity and phasic of the counter - propagating wave in laser gyro
激光陀螺的核心部件為he - ne環形激光器,而掌握光與介質的相互作用理論是研究激光器的關鍵,採用拉姆半經典理論為主,在密度矩陣理論的基礎上,推導環形諧振腔中描述he - ne氣體增益介質原子運動的光學布洛赫方程,運用介質極化理論得出描述激光陀螺反向行波的光強、位相所滿足的自洽場方程組,在此基礎上,運用matlab模擬軟體和虛擬儀器編程語言labwindows / cvi ,對激光陀螺中的介質增益色散特性、頻率牽引效應、燒孔效應及模競爭、閉鎖效應及環激光的光強和相位特性進行模擬試驗研究,並且運用全量子理論,對激光工作原理進行分析,得出二能級系統單模輻射場的光子數密度分佈,得出激光場的光子統計分佈,模擬激光場的動態建立過程。There is no question that the laser will continue to revolutionize the field of chemistry.
毫無疑問,激光將繼續使化學領域發生變革。It ' s still an open question for thorough discussion to the analysis of mixture ' s raman spectroscopy. in this thesis, we first introduce the main theory of raman spectroscopy, including the mechanism it occurs, the physical explanation, the basis of quantitative analysis, etc. then new types of raman technique such as nir - ft raman, rrs, sers, microscope raman and co - focus raman, fiber raman, etc. are discussed. and the main applications of raman spectroscopy on chemistry and material science, medicine, biology, judging and identifying science, industry, environmental protection, geology and archeology, etc. are introduced
接著分別介紹了各種新興的拉曼光譜技術如近紅外-傅立葉變換拉曼光譜( nir - ftraman ) 、激光共振拉曼光譜( rrs ) 、表面增強拉曼光譜( sers ) 、顯微拉曼光譜及共焦顯微拉曼光譜,光纖拉曼光譜等,簡述了拉曼光譜在化學和材料科學、醫藥學、生物科學、法庭和鑒定科學、工業生產、環境保護、地質考古等各個領域的應用情況。In conclusion, a laser target shooting setup utilizing one single laser beam homogenized by isi with image relay based on the krf laser " heaven i ", laser beam diagnostics and shock - emission detection with streak camera have been established
中國原子能科學研究院博士學位論文本工作的主要結果是:在「天光一號」一路is工均勻化krf激光的基礎上,建立了打靶手段、光束診斷手段、沖擊波測量手段。A theoretical and experimental study of a new, efficient technique to couple a laser, emitting a highly elliptical beam, to a single - mode fiber without the use of bulk optical components is presented. the technique involves butt coupling the laser to a cylindrical lensed fiber and spherical lensed fiber
本文從理論上和實驗上呈現了一個實用的耦合技術,即在沒有使用分立球形光學元件的情況下將高度橢圓化的激光光束通過透鏡光纖耦合到單模光纖中。Observation of the on - off sequencing of characteristic spectral lines from tracer materials arranged in layers in, or surface patterns on, planar or spherical targets can provide a record of radial or lateral energy transport processes in laser - generated plasmas
測量激光聚變靶產生的軟x射線時間變化連續譜的形狀,可以知道許多x射線產生過程的詳細動態記錄,這有助於理解實驗的熱學條件。觀察軌跡特徵譜線的閉合序列,能提供關于激光等離子體激發能量和滯后能量的傳輸過程記錄。We have prepared a series of neodymium binary / ternary complexes, such as nd ( acac ) 3 ' 2h2o, nd ( tfa ) 3 ' 2h2o, nd ( hfa ) 3 ' 2h2o, nd ( dbm ) 3 ' h2o, nd ( acac ) 3phen, nd ( tfa ) 3phen, nd ( hfa ) 3phen, nd ( dbm ) 3phen, nd ( tta ) 3 ( tppo ) 2, nd ( hfa ) 3 ( tppo ) 2, nd ( acac ) 4hpy, nd ( tta ) 4hpy and ndq3. the effects of organic ligands, synergistic coordination agents and different substitution groups for - diketones on effective line width and photoluminescence intensity of neodymium complexes were investigated. the photoluminescence spectra indicate that synergistic coordination agents can shield neodymium ion and impede water molecules penetrating into inner coordination shell to satisfy large coordination number of nd3 + during hydrous synthesis process, so the luminescence intensity of neodymium ternary complexes is stronger than that of neodymium binary complexes
發光光譜研究表明,由於協同試劑的參與,屏蔽了水分子參與配位,降低了羥基( oh )對釹離子激發態能級~ 4f _ ( 3 2 )的猝滅,三元配合物的熒光強度均比二元配合物強,其中配合物nd ( tta ) _ 3 ( tppo ) _ 2在1340nm處的熒光強度最強,適合作為摻雜的光學活性物質,來制備有源光波導材料;在有水工藝條件下,單純地氟化配體未必能提高釹配合物的近紅外發光性能。Stencil manufacturing techniques include chemical etching, laser cutting and electroforming
鋼網製作技術包括化學腐蝕,激光切割和電鑄。A co2 laser with the optimized resonator is made and to be proved by experiments. this dissertation focus on the following problems : the kinetics process of the cvl and the co2 laser, the rate equations for the laser level population, electron temperature and electron density
本文的重點是:闡述清楚銅蒸汽激光和二氧化碳激光的動力學過程,定量描述激光能級的粒子數速率方程、電子溫度和電子密度等速率方程With the development of science and technology, more and more oxide crystals are synthesized by more and more advanced technique, the new oxide crystals are incessantly synthesized and the new characters of oxide crystals are incessantly founded. corundum dopped with impurity not only is cherished because of it ' s beautiful appearance, but also is used in the fields such as electrotechnics, mechanism, laser, the optic apparatus and the underlay of semiconductor. sapphire dopped with ti3 + is the best material of the tunable solid laser. zno crystal is material of the direct gap semiconductor ( the width of forbidden band : 3. 37ev ). the excited emission in zno crystal at room temperature has been found, so the ultraviolet luminescence in zno semiconductor can be acquired at room temperature
含有少量雜質的剛玉晶體( - al _ 2o _ 3 )不僅由於其色澤艷麗成為人們珍愛的名貴寶石,而且由於它具有的優異性能,被廣泛應用於電工、機械、激光器,光學器件和半導體襯底材料。鈦藍寶石是目前最優異的固體寬帶調諧激光材料,用於製作飛秒脈沖可調諧激光器。氧化鋅晶體是直接帶隙寬禁帶半導體材料(禁帶寬度3 . 37ev ) ,現已發現具有室溫下受激發射特性,有可能實現室溫下半導體紫外發光。Abstract : based on the concept of space migration length of photo - activation species, the analytical expression of the total number n of photo - activation species that can reach a segment on the substrate in the cubic deposition reaction space is derived. the simulation of the relationship of deposition rate and position of substrate is also completed. the simulation result agrees with the experiment data well
文摘:基於光激活物質空間遷移長度的概念,推導出方形反應空間中到達基片上單位面積的光激活物質總數的解析表達式,對光化學汽相沉積中淀積速率和基片位置的關系進行了模擬和分析.模擬結果同實驗結果符合良好The main goal of this thesis is to design optical measurement and adjust equipment, which is used to check, adjust and determine laser spot of combo pickup
本文研究了如何設計開發計算機光學頭的檢測調整機,用於對一體化光頭激光光斑的檢測、調整和判定。Describing and specifiying the excitation source in emission spectrochemical analysis
在發射光譜化學分析中激發源的描述和定義We then discuss the vibrational - rotational level transitions and the population rate equations for the laser. in addition, electron temperature, electron density and the mixtured gas temperature in the laser plasma are investigated in details. the third part is with regard to the optimal designs and the experiments of the lasers
在二氧化碳激光動力學機理的研究中,比較詳細地討論了二氧化碳激光動力學過程,給出了激光振動-轉動能級躍遷及其速率方程、激光等離子體電子密度和電子溫度,以及混合氣體的氣體溫度At the same time, the possibility of using nonlinear optics in widening the detecting wave band of hartmann - shack wavefront sensor is exploringly discussed. adaptive optics guarantees the beam quality of laser projecting system. beam cleanup, atmospheric turbulence compensation and correction of any disturbance and fabrication error in the light way are required to promise a near diffraction beam, but normal adaptive optics system can only correction one of them
自適應光學進行光束大氣傳輸波前畸變校正時,要求系統必須能進行光束凈化和校正大氣湍流造成的波前畸變,並且能夠同時有效地克服發射系統製造誤差、重力變形以及光路內部氣體擾動的影響,得到接近衍射極限的輸出激光光束。Considering the practical manufacturing condition, an oxygen - free copper microchannel heatsink consisting of five copper sheets is designed and fabricated utilizing the technology of deep photolithography, mechanical machining, and bonding with medium
根據實際製作條件,設計了五層結構微通道熱沉,採用深層光刻分離曝光化學腐蝕技術、機械加工技術和銅直接粘接技術( dbc )制備出冷卻大功率半導體激光器迭陣的無氧銅微通道熱沉。分享友人