透光尺寸 的英文怎麼說

中文拼音 [tòuguāngchǐcùn]
透光尺寸 英文
clear light size
  • : Ⅰ動詞1 (滲透; 穿透) penetrate; pass [seep] through 2 (暗地裡告訴) tell secretly; let out; lea...
  • : 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) ...
  • : 尺名詞[音樂] (中國民族音樂音階上的一級 樂譜上用做記音符號 參看「工尺」) a note of the scale in ...
  • : Ⅰ量詞(長度單位) cun a unit of length (=1/3 decimetre)Ⅱ形容詞(極短或極小) very little; very ...
  • 透光 : photopermeability; pervious to light; translucidus; transmitting
  1. The results indicate that ( a ) before heat treatment, with the increasing of substrate temperatures, content of lower valency ( tij + ) decreases, the stoichiometric proportion of o / ti in all samples is about 2 ; the films have amorphous incompact columnar fiber structure, and with the increasing of substrate temperature, the size of columnar fiber increases ; the films have good hyalescence in visible range and great absorbability at the wavelength of 350nm ; optical constants of the films are calculated from the transmittance spectrums in visible range by mathematical analysis of the orders of interference, the results show that the refractive ind

    研究結果表明, ( a )熱處理前,隨著基片溫度的增加,薄膜中的低價氧化鈦含量逐漸減少,化學計量比趨于o ti = 2 ;薄膜具有非晶態不緻密的柱狀纖維結構,柱狀纖維的隨基片溫度的升高而增加;薄膜在可見范圍內明,在波長為35onzn時嚴重吸收,利用干涉級次法分析了薄膜的學常數,結果表明,薄膜的折射率隨基片溫度的升高而增加,根據計算結果得到了tioz薄膜在不同基片溫度下的折射率色散曲線。
  2. The submicron ring, laser beam shaper and fresnel lens is fabricated by ion etching according to the selected parameter

    依照這些參數刻蝕出了高質量的特徵為亞微米的環、束整形元件和菲涅耳鏡等元件。
  3. According to the guidline, two nd : yag lasers have been designed and set up, one is end - pumped by lower output power ld using a selfoc micro lens, and the other is end - pumped by high output power ld using a pair of lenses are designed, and the characteristics such as output power and power stabilization of both solid - state lasers are investigated. thirdly, when an empty liquid crystal cell is inserted in the cavity of the nd : yag laser pumped by high power ld, the laser can operates in single axial mode. finally, according to the relationship between the laser output power and the longnitudinal a ld - end - pumped nd : yag laser sensor for displacement measurement has been investigated theoretically and demonstrated experimently, the results indicate that when the mean radius of pumping inside the laser cavity is far less than that of the oscilating laser mode, the exponential of the output power is a gauss function of the longitudinal positon of focused spot of ld pumping beam, both the measurement range and the sensitivity are dependent on the incident pumping power, as the incident pumping power is increased, the measurement range is enlarged and the sensitivity is improve d

    本文首先介紹了ld泵浦nd : yag激器的發展狀況、主要特性及其應用,從四能級速率方程出發,推導了ld泵浦nd : yag激器的閾值、輸出功率和斜效率的表達式,並簡述了激器的工作原理、結構型式和倍頻方法;其次,以空間相關的速率方程為基礎,提出了ld端面泵浦nd : yag激器的設計方法,給出了一定泵浦耦合方式下,振蕩、最佳輸出耦合率、泵浦、泵浦焦斑位置等參數的選取依據,以此為依據,設計了自聚焦鏡耦合小功率ld泵浦nd : yag激器和鏡組耦合高功率ld泵浦nd : yag激器,對激器的輸出功率和功率穩定性等特性進行了實驗研究;再次,在帶尾纖輸出的高功率ld泵浦nd : yag激腔內插入一隻空液晶盒,觀察到了激器以單縱模運轉;最後,根據泵浦焦斑端面位置對激輸出功率的影響規律,提出了ld端面泵浦nd : yag激位移傳感新方法,並進行了理論和實驗研究,研究結果表明:當激晶體內泵浦平均斑半徑遠小於振西安理工大學碩士學位論文蕩束腰半徑時,激輸出功率的自然指數與泵浦焦斑的縱向位置成高斯變化規律,測量范圍和靈敏度依賴于泵浦功率,隨著泵浦功率的增加,測量范圍擴大,靈敏度提高,當端面泵浦功率為7 . 24w (最大輸出功率為1 . 926w )時,激位移傳感器的測量范圍和靈敏度分別是13 . 045mm和0 . 148mw / pm 。
  4. The main works and contributions achieved in this dissertation are concluded as follows : 1. based on the scalar diffraction theory, the mathematical model of optical configuration of transmissive grating interferometer is established. it indicats that moir interference fringes is affected by many parameters, such as grating pitch, light wavelength, light beam size and incidence angle, etc. the variation that the width, intensity, orientation and contrast of moir interference fringes along with every parameter is numerically analyzed

    主要的研究內容和所取得的成果可歸納如下: 1 .基於標量衍射理論,建立了射式柵干涉儀路的數學模型,分析了射式柵干涉儀的莫爾干涉條紋與柵柵距、柵開口比、波波長、束入射角等多個參數的關系。
  5. By contrasting the dimension and appearance of fe of different precursors, verified it is true that the dimension and appearance of precursor affect these facets of fe. modern measures, for instance xrd, tem, sem, laser and infrared technique etc. are used to research the technique indexes of sfp of fe, such as crystalline, dimensions and its distribution, shape and appearance, assemble status and its oxygen content

    對所制備的超微fe粉,採用x射線衍射法( xrd ) 、射電鏡法( tem ) 、掃描電鏡法( sem ) 、激衍射粒度分佈測定法以及紅外測氧法等現代分析測試手段,詳細考察了超微fe粉的晶態、、粒度分佈、形貌與團聚狀態、氧含量等多項技術指標。
  6. In the srlois, a sphere reflector taking the place of the traditional lens is taken as the scanning optical system, the measuring range of the system is extended, and the problem of laser non - contqct measurement of larger diameter for workpiece

    本系統用球面反射鏡代替傳統鏡作為掃描學系統,擴大了系統的測量范圍,解決了工件較大徑向(直徑)的激非接觸檢測問題。
  7. On the basic of analysizing, the general methods for measuring larger size of workpiece, a new tape laser - scanned on - line inspecting system based on the principle of lois - a sphere reflect laser - scanned on - line inspecting systems, ( srlois ) is presented in this paper

    本文基於射式激掃描檢測原理,在分析測量工件較大的一般方法基礎上,提出一種新型的激掃描檢測系統? ?球面反射式激掃描在線檢測系統。
  8. 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 )

    利用射電子顯微鏡( tem ) ,對膠體粒子的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?可見吸收譜的研究;在制備出金屬膠體的同時,經過激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 。
  9. A distant field interference of non - single - core light beams is analysed in a transparent liquid or solid when the bubble is irradiated with laser, a formula on optical path length difference is derived, interference regions and causes of interference rings thick inside and thin outside are analysed, the diameter of bubble can be measured by method of interference, the size of bubble and refraction index of gas inside the bubble can be measured in the depths of medium

    摘要對明液體、固體中氣泡在激照射下產生的一種非單心束干涉進行了遠場分析,得到了程差公式,分析了干涉的區域、圓環狀干涉條紋內密外疏的原因,通過干涉的方法可以測量氣泡的直徑,能夠用於介質深處氣泡及泡內氣體折射率的測量。
  10. Using the microwave selective heating property for materials, by setup equivalent equation, and first time inducing the electromagnetic field perturbation theory to the design of heating materials for substrate in mpcvd, three temperature distribution modes were established, including temperature distribution comprehensive mode of inhomogeneous plasma, temperature distribution composite mode of composite substrate materials, temperature distribution perturbation mode of composite materials, which ii provided an whole new technology route to the design of substrate heating system in mpcvd and guided the preparation of heating materials for substrate. and then the heating materials for substrate were designed and optimized to obtain large area homogeneous temperature distribution even larger than substrate holder ' s diameter. as an important part, this thesis researched the nucleation and growth of diamond films in mpcvd, systematically researched the effects of substrate pretreatment, methane concentration, deposition pressure and substrate temperature etc experimental technologic parameters on diamond films " quality on ( 100 ) single crystal silicon substrate in the process of mpcvd, characterized the films qualities in laser raman spectra ( raman ), x - ray diffraction ( xrd ), scanning electron microscopy ( sem ), infrared transmission spectra ( ir ), atomic force microscopy ( afm ), determined the optimum parameters for mpcvd high quality diamond in the mpcvd - 4 mode system

    該系統可通過沉積參數的精確控制,以控制沉積過程,減少金剛石膜生長過程中的缺陷,並採用譜儀檢測分析等離子體的可見譜以監測微波等離體化學氣相沉積過程;利用微波對材料的選擇加熱特性,通過構造等效方程,並首次將電磁場攝動理論引入到mpcvd的基片加熱材料的設計中,建立了非均勻等離子體溫度場綜合模型、復合介質基片材料的復合溫度場模型及復合介質材料溫度場攝動模型,為mpcvd的基片加熱系統設計提供了一條全新的技術路線以指導基片加熱材料的制備,並對基片加熱材料進行了設計和優選,以獲取大面積均勻的溫度場區,甚至獲得大於基片臺的均勻溫度區;作為研究重點之一,開展了微波等離體化學氣相沉積金剛石的成核與生長研究,系統地研究了在( 100 )單晶硅基片上mpcvd沉積金剛石膜的實驗過程中,基片預處理、甲烷濃度、沉積氣壓、基體溫度等不同實驗工藝參數對金剛石薄膜質量的影響,分別用raman譜、 x射線衍射( xrd ) 、掃描電鏡( sem ) 、紅外譜( ir ) 、原子力顯微鏡( afm )對薄膜進行了表徵,確立了該系統上mpcvd金剛石膜的最佳的實驗工藝參數。
  11. The subwavelength optical elements with features smaller than the wavelength of the incident illumination do not give rise to diffraction other than the zeroth orders in the substrate and incident medium

    亞波長學元件的特徵小於入射波波長,特點是僅有零級反射波和射波存在。
  12. The light route used by measuring instrument determined its volume, according to the place between sampling area and lens, with the application background limits, the miniature atomized particles size measuring instrument takes scheme that the sampling area locate in front of the lens and the optic - electronic sensor at the back focal plane of the lens. the miniature atomized particle size measuring instrument employs

    測量儀器採用的路直接影響儀器的結構,接收鏡和采樣區位置的關系具有不同的配置方案,由於霧粒粒徑測量儀應用背景的限制,所採用的路配置方案是被測顆粒位於鏡前方,能接收器件位於鏡后焦面上。
  13. 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,晶粒大約為10 - 30nm左右;薄膜可見過率平均可達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。
  14. In this thesis, the basic operation in the optical computation was studied by analyzing the course of laser beams transmitting through a vmm, which is composed of an array of vertical cavity surface - emitting lasers, spherical and cylindrical lens, an array of multiple quantum well spatial light modulators and an array of the detectors

    本文研究的學矢量-矩陣乘法器主要是由垂直腔面發射激器( vcsel )陣列、球面鏡和柱面鏡組、多量子阱空間調制器( mqwslm )及ccd陣列構成。作為小的集成學器件,必須要考慮衍射的作用。
  15. Based on the rate - equation theory of four - level system, the expressions of threshold pump power, output power and slope efficiency are given. the influence of space distribution of pump light ( the position of focusing point, dimension of pumping light and divergence angle ) to the output characteristics are also discussed. then, by investigating the effects of thermal effect of laser crystal on the size of laser cavity mode, we obtain the mode - matching principle of high power laser diode end - pumped solid - state lasers

    其中,在泵浦的空間分佈變量中我們分別考慮了泵浦聚焦后的腰斑大小、聚焦腰斑在增益介質中的位置以及泵浦在介質中發散角的影響;然後我們研究了在高泵浦功率下激晶體因吸收泵浦而產生的熱效應所導致的熱鏡效應以及熱致衍射損耗,通過分析它們對振蕩激腔模的影響,得到了高功率半導體激二極體端面泵浦固體激器模式匹配的要求,為高功率連續單頻nd : yvo _ 4激器的優化設計提供了理論依據。
  16. As far as input coupling devices concerned, we design a feasible taper coupler by means of the theory of waveguide coupling and outside cavity waveguide laser and make decision of the sizes of the lens and the taper coupler, and the relative distance of them. the focus of the lens is 65mm and the radius is 5mm. the length of the taper coupler is 15mm, and the radiuses of the input and output ends separately are 17mm and 0. 65mm

    在輸入耦合器方面,藉助于波導耦合和外腔式波導激器的相關理論,設計了工藝上可行的錐型耦合器,確定了鏡、耦合器的以及耦合器與鏡的相對位置:耦合鏡的焦距為65mm ,直徑為srnm ,耦合器的長度為15mm ,輸入端直徑為17mm ,輸出端直徑為0
  17. Determination of single crystal size in artificial opals by measuring the width of the transmission dip in the f ? direction of face - centered cubic artificial opals with different thicknesses, we determine the size of the single crystal domain in the opal

    人工opal子晶體單疇大小的測定測定了不同厚度的人工opal在? l方向的射譜,得出opal子晶體中單疇的
  18. The field distribution and propagation properties in sil system is analysed, and the relationship between the focusing spot size and the defocusing amount is also described. moreover, a novel model is proposed on basis of the fdtd analysis that can make us increase the distance between sil and recording medium without decreasing the recording density

    模擬的過程中還發現,在小sil鏡(半徑為波長量級)離焦時,系統焦點可以被推移到離sil底面較遠的位置而不會產生大的解析度損失,根據該結果我們提出了一種增大sil底面與存儲介質間距的方案,該方案對于sil高密度存儲系統的實用化研究具有重要意義。
  19. The morphology examination by sem and tem showed that the carbon nanotubes were arranged in the array uniformly and paralleled, with smooth walls, the outside diameter of 120 nm and the inside diameter of 110 nm. from the cyclic voltammetry, the array electrodes in an acidic electrolytic solution had greater capacitance than the case in a neutral electrolytic solution. the specific capacitance of 365 f / g was achieved with the discharge current density of 210 ma / g in the solution of 1 mol / l h2so4

    掃描電子顯微鏡和射電子顯微鏡對碳納米管陣列電極的形貌表徵表明碳納米管形狀規整,排列有序,均勻,管壁滑,外徑約為120nm ,內徑約為110nm ;循環伏安實驗表明mwnts陣列電極在酸性溶液中比在中性溶液中具有更好的電容性能;根據恆電流充放電法得出mwnts陣列電極在1mol / lh _ 2so _ 4水溶液中,在210ma / g的放電電流密度下的比電容可達353f / g ,比目前報道的無序碳納米管和活性炭電極的比容量都高得多;其它電化學實驗顯示該電極具有很低的內阻和良好的充放電循環穩定性。
  20. The simulation results show that the optical coupling efficiency is determined by fiber position, the lens design of the photodiode chips, and the shape of the light source

    模擬結果顯示,耦合效率的大小由纖位置、晶元和激斑形狀共同決定。
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