電子束結合能 的英文怎麼說
中文拼音 [diànzishùjiēgěnéng]
電子束結合能
英文
electron binding energy- 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...
- 束 : Ⅰ動詞1 (捆; 系) bind; tie 2 (控制; 約束)control; restrain Ⅱ量詞(用於捆在一起的東西) bundle;...
- 結 : 結動詞(長出果實或種子) bear (fruit); form (seed)
- 合 : 合量詞(容量單位) ge, a unit of dry measure for grain (=1 decilitre)
- 能 : 能名詞(姓氏) a surname
- 電子 : [物理學] [電學] electron
- 結合 : 1 (發生密切聯系; 聯合) combine; unite; integrate; link; binding; coalition; cohesion; connectio...
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The electronic temperature, intensities of all lines and continuous spectra gradually increased with the increment of laser energy, and they got to maximum at different laser energy. our results of copper and aluminum show that there are possibly different thresholds of laser energy to electronic temperature and intensities of emission spectra of laser ablated plasma. at the different environmental gas pressure, spatial emission intensity distribution is explained by the competition among " heat reservoir effect ", " confined effect " and " s hadow effect "
認為cu等離子體羽的發光機制是由電子與粒子的碰撞傳能、電子與離子的復合形成的;隨激光能量的增加, cu等離子體特徵輻射(分立譜) 、連續背景輻射(連續譜) 、電子溫度都出現最大值;結合對al的實驗結果說明:激光燒蝕金屬產生的等離子體,其特徵輻射、連續輻射、電子溫度可能都存在一定的能量閾值;背景氣壓對激光燒蝕等離子體譜線的影響,其機理可以認為是「熱庫效應」 、 「約束效應」及「陰影效應」相互競爭的綜合結果。In theoretical analysis, the motion of radially - emitted electron beam in diode region and drift region has been analyzed, and the relation between radial momentum or current of electron beam and the guiding magnetic field has also been studied, then the possibility to optimize the guiding magnetic field has been derived. the motion of radially - emitted beam electrons in smooth bore magnetron and smooth bore milo has also been studied theoretically. at last, the motion of radially - emitted beam electrons in compound axial and azimuthal magnetic field has been studied
在理論分析中,初步分析了軸向發射條件下電子在二極體區域和漂移區的運動規律,電子徑向動量隨著外加磁場變化的規律,以及電子束電流隨著外加磁場的變化規律,還有二極體區域磁場優化的可能性;分別研究了有軸向磁場時以及有角向磁場時徑向發射的電子在光滑陽極結構中的運動規律,最後分析了在軸向和角向復合磁場中電子的運動規律。Circuit analysis sub - system adopts the newly advanced methodology, circuit topology analysis, and circuit sensitivity analysis to generate layout constraints and control performance degradations
電路分析子系統採用新提出的信號流分析方法再結合已有的電路拓撲分析和電路靈敏性分析方法生成布圖約束控制電路性能的衰減。The results of the experiments show that the ti3al - tcll dual alloys, by vacuum - electron - beam weld, hot die forging and 680c / 12h, ac, heat treatments, have satisfied synthesis properties of intensity, plasticity, hardness. and also it is the feasiblie way. this will establish the supporting technology for the manufacture of the compress disk in the areoengine
實驗結果表明,經真空電子束焊接ti _ 3al ? tc11雙合金經過熱模鍛造和680 12h , ac或815 1h + 700 8h , ac熱處理后,焊接區組織過渡均勻,可以使得焊縫處強度在室溫拉伸時高於ti _ 3al ,而在600拉伸時高於tc11合金,獲得強度、塑性、硬度均令人滿意的綜合性能,且是一條可行的工藝路線。The performance of the pbg antenna using the new pbg cover together with a pbg substrate is studied by the fdtd method together with the pml boundary treatment. the numerical results show that a more focused beam radiated in the broadside direction is achieved. the gain of the pbg patch antenna in the forward direction is improved by about 6 db. the radiation directivity is improved significantly and reaches 11. 5 db, which is 0. 4 db less than the maximum value that is allowed physically for this size of the antenna ( this difference is about 4. 1 db less than the difference achieved by thevenot et al.,
用fdtd方法並結合pml吸收邊界條件,我們對加了這種新的覆層結構並且基底鉆孔的復合結構電磁(光子)晶體貼片天線的性能進行了研究,結果證明加了這種新的電磁晶體覆層結構以後,天線的波束收攏很多,並且向前輻射的增益大大提高,與普通天線相比,天線的e面和h面方向圖上向前輻射的增益均提高了約6db ,另外,該復合結構天線的方向性系數達到了11 . 5浙江大學博士學位論文db ,與該物理尺寸天線的方向性系數的理論極限值( 11 . 9db )相差0 . 4db ,該差值比thevenot等人設計的電磁晶體覆層天線的相應差值減少了約4 . 1db ,比qiu等人設計的電磁晶體天線的相應差值減少了約1In this paper, radiation curing and photo curing are compared. the fundamental process of electron beam ( eb ) curing is elaborated, and the features of eb cured composites are discussed. furthermore, the development of eb cured composites technology is summarized, which includes the selection of the resins suitable for eb curing, photoinitiators, active diluents and the curing mechanism. finally, a kind of low - energy eb curing technology is introduced and some innovative resins are exploited
對輻射固化與光固化進行了比較,闡述了電子束輻射固化的基本過程,並對電子束固化復合材料的技術特點進行了概述.此外,還詳細總結了電子束固化復合材料技術的發展狀況,包括可電子束固化的樹脂體系,輻敏劑以及活性稀釋劑的選擇和應用,固化機理的研究.最後,還對復合材料的低能電子束固化技術以及新型樹脂體系的探索進行了總結Abstract : we conduct a theoretical study on the properties of a bound polaron in a quantum well under an electric field using linear combination operator and unitary transformation methods, which are valid in the whole range of electron - lo phonon coupling. the changing relations between the ground - state energy of the bound polaron in the quantum well and the coulomb bound potential, the electric field strength, and the well width are derived. the numerical results show that the ground - state energy increases with the increase of the electric field strength and the coulomb bound potential and decreases as the well width increases
文摘:採用線性組合算符及幺正變換方法研究了電場對量子阱弱耦合束縛極化子的性質的影響.推導出量子阱中束縛極化子的基態能量和庫侖束縛勢、電場和阱寬的變化關系.數值計算結果表明,基態能量因電場和庫侖束縛勢的不同而不同,隨電場和庫侖束縛勢的增大而增大,隨阱寬的增大而迅速減小The experimental results show that the quality of zno films prepared by electron beam evaporation can be greatly improved by means of two - step annealing of metallic zn films in oxygen ambient, and it is feasible to fabricate high quality mgxzn1 - xo alloy films with mgo buffer layers by using thermal evaporation technique following by two - step annealing process. this method gives a new path to prepare mgxzn1 - xo alloy films
實驗結果表明利用電子束蒸發技術制備的zno薄膜材料,在經過氧氣氣氛下的二次退火處理后,能夠表現出較好的發光和結構特性;以mgo薄膜作為緩沖層制備出了高質量的mgzno合金薄膜材料,這為開展mgzno合金薄膜材料的研究開辟了新的途徑。In the effective mass approximation, using the two - dimensional equivalent potential model and a simple two - parameter wave function, we calculate variationally the ground state binding energy and correlation energy of positively and negatively charged excitons in finite deep gaas - al0. 33ga0. 67as quantum wells. the results show fair agreement with the previous experimental results
在有效質量近似下,我們採用二維等效勢模型,並且選取了數學形式簡單、物理意義明確的兩參數變分波函數,利用變分法數值計算了有限深gaas ? al _ ( 0 . 33 ) ga _ ( 0 . 67 ) as量子阱中帶電激子的基態束縛能及相關能,所得結果與實驗結果符合得很好。Although a simply constructed scanning - electron - microscope ( sem ) - based e - beam writer can not be on a par with the commercially available multi - million - dollar e - beam writers, it offers a cost - effective solution for the research and development laboratories
在新元件研發過程中,往往希望能在短時間內不需光罩就可以作成奈米結構,電子束曝光技術提供了一套很適合這目的的解決方案。During the process of numerical calculation of electromagnetic, the stator terminal voltage is set as restriction condition and the starting current is iterated in order to obtain the starting current and starting torque under the rating voltage. finally, the calculated results and measured results are compared to test that the calculation of starting performance can agree with the need of practical engineering project
在電磁場的數值計算過程中,以定子端電壓為約束條件,對定子起動電流進行了迭代計算,得到了額定電壓下的起動電流和起動轉矩,最後把正弦電磁場計算結果與實測結果進行了對比,表明復合籠條轉子感應電動機起動性能的計算結果滿足工程實際的需要。Firstly, we calculate variationally the binding energy and correlation energy of excitons in finite deep gaas - al0. 33ga0. 67as quantum wells. in the calculation, we consider the effect of effective mass and dielectric constant mismatch in the two materials. the results we obtained are basically conformed to the ones obtained from the previous theory and experiment
首先,我們計算了有限深gaas - al _ ( 0 . 33 ) ga _ ( 0 . 67 ) as量子阱中激子的束縛能,其中考慮到了阱和壘兩種材料中電子和空穴的有效質量以及介電常數的失配影響,我們計算得到的激子的束縛能及相關能與前人的理論結果和實驗結果基本上相符合。分享友人