電子能譜測定 的英文怎麼說
中文拼音 [diànzinéngpǔcèdìng]
電子能譜測定
英文
electron energy spectrometry- 電 : Ⅰ名詞1 (有電荷存在和電荷變化的現象) electricity 2 (電報) telegram; cable Ⅱ動詞1 (觸電) give...
- 子 : 子Ⅰ名詞1 (兒子) son 2 (人的通稱) person 3 (古代特指有學問的男人) ancient title of respect f...
- 能 : 能名詞(姓氏) a surname
- 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)...
- 測 : 動詞1. (測量) survey; fathom; measure 2. (測度; 推測) conjecture; infer
- 定 : Ⅰ形容詞1 (平靜; 穩定) calm; stable 2 (已經確定的; 不改變的) fixed; settled; established Ⅱ動詞...
- 電子 : [物理學] [電學] electron
- 測定 : determine; determination; setting-out; admeasurement; assignment; assay; finding
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A series of near roundness cds nanoparticles with a particle diameter of 3 ~ 6nm have been prepared by controlling the concentration and proportion of reactants and adopting sodium hexametaphosphate as stabilizing agent. the studies demonstrate that these particles present obvious quantum size effect and an appropriate excess of cd2 + ion and hexametaphosphoric acid group polysnion are helpful to the dispersion and flame capability ' s improvement of particles. another series of near roundness monodisperse au nanoparticles with a diameter of 12. 3nm was prepared via sodium citric acid deoxidizing auric chloride acid
利用六偏磷酸鈉作為穩定劑,通過控制反應物的濃度及比例,制備了粒徑為3 6nm 、呈近似球形的cds納米顆粒,光譜測試結果表明,顆粒具有明顯的量子尺寸效應,適當過量的cd ~ ( 2 + )離子以及六偏磷酸根聚陰離子有助於顆粒的分散並提高其發光性能;採用檸檬酸鈉還原氯金酸,制備了接近球形、平均粒徑約為12 . 3nm的單分散體系au納米顆粒;採用wessling的前驅聚合物法獲得導電聚合物ppv前驅體。The entropy or number of states of system or subsystem are closely related to interaction of particles and energy level distribution, therefore, to study the temperature dependence of the specific heat may supply some important and useful microscopic information which may play an important role in understanding electronic structure, density of state, phonon spectrum etc. the specific heat measurements at low temperatures also play important roles in the finding of the third law of thermodynamics, the quantum theory of solid and bcs theory for superconducting etc. moreover, specific heat measurements help us to understand the different kinds of phase transitions ( such as : structural phase transition, magnetic phase transition, superconducting phase transition etc. ) and the scaling behavior near the critical point
系統、子系統的熵或微觀狀態數與微觀粒子間的相互作用及能級分佈密切相關,因此研究比熱與溫度的依賴關系能夠提供被測量系統許多極其有用的微觀信息,對理解固體的電子結構、電子態密度、聲子譜等起著十分重要的作用。低溫比熱的測量和研究對熱力學第三定律、固體量子理論和超導bcs等理論的建立起到了積極的推動作用。比熱研究還有助於認識各類相變如結構相變,磁性相變,超導相變等及臨界點附近的標度規律。Gas permeability tester and mechanical folding device were developed to study the barrier property and deformation failure behaviors. the surface characterization, chemical structure, optical, mechanical properties of pet coated with dlc have been investigated by x - ray photoelectron spectroscopy ( xps ), contact angle measurement, light transmission analysis, nanoindentation and friction wear tests
通過x射線光電子譜分析、接觸角測定、光學透過率分析、納米壓痕、摩擦磨損試驗、機械彎折試驗、氣體透過率試驗,對膜層的表面特徵,光學、力學及氣體阻隔性能進行了系統的研究。Gaas / algaas quantum well photodetectors ( qwips ) are new type devices and progressed rapidly in recent 20 years. qwips utilizing intersubband absorption between gallium arsenide ( gaas ) well and aluminum gallium arsenide ( alxga1 _ xas ) barriers were perfected. therefore, the ability to accurately control the band structure and hence the spectral response, as well as both established technology for growing and processing gaas optical devices and commercially available large area vlsi gaas ic ' s, makes gaas / algaas qwips attractive devices for use in very large focal plane arrays ( fpas ), especially available in the range of long wavelength 8 - 12 urn
Gaas algaas量子阱紅外探測器( qwips )是近二十年來迅速發展起來的一種新型紅外探測器,它成功地利用了gaas勢阱和al _ xga _ ( 1 - x ) as勢壘之間的子帶間吸收,使之具有能帶結構可精確設計從而獲得指定光譜響應的特點,加之成熟的材料生長技術、器件工藝,以及商業上可獲得大面積的vlsigaas集成電路,使得gaas algaasqwips尤其適宜製作8 12 m長波范圍的大面陣探測器。This 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 enhanced photoconductive effect from small amount of tnf facilitates the preparations of new organic photoconductive devices under the drive of low fields. in the fourth chapter, inclpc nanoparticles embedded in poly ( n - vinylcarbzaole ) ( pvk ) were prepared successfully by dissolving inclpc in aprotic organic solvent / lewis acid with great concentration for the formation of electron donor - acceptor complexes, i. e., the method of complexation - mediated solubilization. the fabricated inclpc nanoparticles were characterized by means of uv / vis absorption, x - ray diffraction pattern, and tem
論文的最後一章中,我們合成了具有較好的電子傳輸性能的化合物』一二苯基四竣酸花酚亞胺( ddp ) ;研究了其溶解性、熱穩定性、晶體結構、紅外光譜、紫外吸收光譜和蒸鍍薄膜的屬性,並用量子化學計算方法模擬其單分子的空間構型;載流子遷移率測試的結果約為ix10 「 、 m 』 v 」 』 ? s 「 』 。Following, we developed an electronic nose adopting advanced technology which combined capillary column to separate vocs according their different retention time and surface acoustic wave sensor coating with polymer film to detect the qualities of those vocs. in my article, lung cancer situation, breath detection principle, feasibility of electronic nose adopting breath detection, and the principles of spme & gc have been particularly introduced. and initially certified the correlation between lung cancer and the marker vocs by detecting lung cancer patients breath, normal human breath, and lung problem patients by solid phase microextraction ( spme ) and gas chromatography ( gc ) system
本課題根據國外關于呼吸氣體中某些有機氣體成分和肺癌相關性的研究工作報告,採用固相微萃取?氣相色譜系統對肺癌病人呼吸氣體、正常人呼吸氣體、和其它類肺病患者呼吸氣體中的有機氣體成分進行對比檢測、研究,以期確定肺癌病人呼吸氣體中特徵有機氣體成分;並且期望建立首創的採用毛細管色譜柱與聲表面波傳感器聯用技術的電子鼻系統,與固相微萃取?氣相色譜系統作為對比檢測,能夠做到粗篩肺癌病人。Standard guide for determining neutron energy spectra from neutron sensors for radiation - hardness testing of electronics
電子輻射強度試驗用中子激活箔測定中子能譜的標準指南The results of attenuated total reflectance - fourier transform infrared ( atr - ftir ), x - ray photoelectron spectroscopy ( xps ) and contact angle measurement showed that the amphiphilic copolymer could self - segregate on the hydrophobic pdl - la surface
利用衰減全反射傅立葉轉換紅外光譜( atr - ftir ) 、 x -射線光電子能譜( xps )分析以及接觸角測定對改性聚乳酸材料表面進行了表徵。It proves that the accuracy of the obtained photon fluence by this kind of method is acceptable. overall, pulse photon fluences in the pulse accelerator and the radiation field caused by pulse reactor have been obtained by strict experimental studies and theoretical calculation in this paper. it provides the technological support to calibration of detectors for physical diagnosis in nuclear exploding
簡而言之,通過嚴格的實驗研究和理論計算,本文測得了12mv脈沖加速器的x射線譜和liftld對較寬能區的中子的let效應因子值,並通過研製的均勻固體電離室測得了脈沖加速器和脈沖堆輻射場的光子注量,解決了幾個相關的技術難題,為核爆診斷探測器的標定提供了技術支撐。In the investigation of the interaction of the us - ui laser pulse with the plasma, a standard - ray source is firstly used to absolutely calibrate lif mermc - luminescence dosimeters ( tlds ), and the dosimeter are employed as the angular distribution spectrometer and the energy spectrum spectrometer of the hot electrons
在超短超強激光等離子體相互作用的研究中,首次採用137cs鄧標準源對lif熱釋光探測器( tlds )進行了絕對標定。並以此作為電子角分佈儀和電子譜儀的探測元件,研究了超短超強激光與等離子體相互作用中超熱電子發射的角分佈和能量分佈。Abstract : liquid - phase chromatographic instruments and electric conductivity detectors produced by two factories were connected and adjusted for the purpose of their smooth operation. in addition, the optimum working conditions for detecting some inorganic anions in drinking water were determined
文摘:對來自2個廠家的液相色譜儀和電導檢測器進行連接、調試,使其能正常運行,並確定檢測飲水中某些無機陰離子的最佳工作條件。Prepared technical parameters were optimized by l9 ( 34 ) experiment analysis. a unique method for cleaning and drying of substrate - cleaning used by scour, drying used by infrared light was fished out by large numbers of experiment. chemical mechnism of zno thin film prepared by sol - gel technique was discussed by dta for the first time. by the measurements of sem, xrd and uvs, the thin film was analysed. the result proved that the thin film with strongly preferred orientation of c - axis perpendicular to the substrate surface which surface was homogenous, dense and crackfree was the crystalline phase of hexagonal wurtzite. the thin film was composed of plentiful asteroidal crystal which crystal dimension approximately 10 30nm. the average transmittance of thin film in visible region was above 90 %. the results of measurements else also proved that the thickness of single dip - coating was 75 240nm, this films resistivity was found to be 3. 105 102 3. 96 105 ? cm. the thickness and resistivity of thin film influenced by dope - content, withdrawal speed, pre - heat - treatment, anealing were reseached respectively
利用xrd 、 sem以及uvs光譜儀等分析方法對薄膜進行了研究,結果顯示,所制備的薄膜為六方纖鋅礦型結構,具有高c軸擇優取向性;表面均勻、緻密,薄膜材料由許多星狀晶粒組成,晶粒尺寸大約為10 - 30nm左右;薄膜可見光透過率平均可達90 % ;對薄膜厚度以及電學性能進行了測定后發現:單次鍍膜厚度約為75 - 240nm , al ~ ( 3 + )離子摻雜型氧化鋅薄膜的電阻率在3 . 015 102 - 3 . 96 103 ? cm范圍內;分別研究了摻雜濃度、提拉速度、預燒溫度、退火溫度等工藝參數對薄膜厚度和電阻率的影響。This topic focused on the radiation effect on the uhmwpe fiber with electron beam ( eb ) radiation. and instron, sem, atr - ir, xps, epr, xrd et al were used to characterize the structure and properties of uhmwpe fiber before and after radiation treatmentand on this condition we probed into the grafting modification with eb radiation technology
本課題研究uhmwpe纖維的電子束輻照效應,運用電子強力機、掃描電鏡( sem ) 、全反射紅外( atr ? ir )光譜、 x射線光電子能譜( xps ) 、電子順磁共振儀( epr ) 、 x射線衍射儀( xrd ) 、接觸角和交聯度測定等方法對uhmwpe纖維在電子束輻照作用下的主要結構與性能變化規律進行了表徵和分析,在此基礎上對運用電子束輻照技術進行uhmwpe纖維的表面接枝改性進行了探討。Based on the experiment and analysis, the optimum conditions for preparation of si02 films have been studied. furthermore, using the inverse designing idea of fgms, fe / mo and mo / sio2 fgms have been successfully prepared. finally, the composition and microstructure of the materials have been measured by x - ray debey powder diffraction ( xrd ), x - ray photoelectron spectroscopy ( xps ), scanning electon microscope ( sem ), step instrument and metallgical microscope
在系統實驗的基礎上探討sio _ 2薄膜沉積工藝條件及其影響因素,獲取了sio _ 2薄膜的最佳工藝條件;採用功能梯度材料( fgm )的逆設計思想,在最佳沉積條件的基礎上成功制備出fe mo和mo sio _ 2功能梯度材料,並以x射線衍射, x射線光電子能譜,電鏡掃描,膜臺階儀,金相顯微鏡等手段對材料進行成分測定和表面形態結構分析。To solve cylinder liner crack problem of a certain large marine diesel engine, the crack was studied and analysed being aimed at the cylinder liner which created the crack by means of colouring crack detection, electron microscope scanning, energy spectrum analysis, chemical composition analysis and so on. also the temperature distribution and the stress condition of the cylinder liner were researched and analysed utilising measurement on board ship and finite element analysis method. finally the main causes of the cylinder liner crack were synthetically analysed and determined
為解決某大型船舶柴油機氣缸套裂紋故障問題,利用著色探傷、電子顯微鏡掃描、能譜分析、化學成分分析等方法對其裂紋進行了研究分析;並利用實船測試、有限元分析等方法對該型缸套的溫度分佈狀況、應力狀況,進行了研究分析.確定了缸套開裂的基本原因分享友人