電子束激發 的英文怎麼說
中文拼音 [diànzishùjīfā]
電子束激發
英文
electron-beam excitation- 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;...
- 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...
- 發 : 名詞(頭發) hair
- 電子 : [物理學] [電學] electron
- 激發 : 1 (使奮發) arouse; stimulate; set off; stir up 2 [物理學] excitation; exciting; incitement; inc...
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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。A high beam energy is also used to stimulate x-ray emission of higher-energy peaks.
高能量電子束也能用來激發高能量X射線峰的發射。A high beam energy is also used to stimulate x - ray emission of higher - energy peaks
高能量電子束也能用來激發高能量x射線峰的發射。Because of the resonant interaction between the reb electrons and the wave excitated by the embp instability, the reb electrons cannot transport continuously, but in form of current clumps. the transport velocity is close to the phase velocity of the wave
因為embp不穩定性所激發的波和束流電子之間的共振相互作用,束流電子不是連續地傳播,而是以電流團的形式傳播,傳國防科技大學研究生院學位論文播速度接近於波的相速度。Zno film is a novel - direct compound semiconductor with wide band gap energy of 3. 37ev and a exciton binding energy 60mev at room temperature. due to its the prerequisite for visible or ultraviolet light emission at room temperature, it has the tremendous potential applications for ultraviolet detectors, leds, lds. zno thin film is used widely and effectively in the fields of surface acoustic wave devices, solar cell, gas sensors, varistors and so on because of its excellent piezoelectrical performance
室溫下禁帶寬度為3 . 37ev ,激子束縛能為60mev ,具備了室溫下發射紫外光的必要條件,在紫外探測器、 led 、 ld等領域有著巨大的發展潛力; zno薄膜以其優良的壓電性能、透明導電性能等使其在太陽能電池、壓電器件、表面聲波器件、氣敏元件等諸多領域得到廣泛應用。For instance, the phosphor on a crt screen needs to be constantly reactivated by an electron beam in order to remain illuminated
例如,陰極射線管熒光屏上的磷光體為了保持它激發光狀態,需要用電子束不斷地再激勵。( 3 ) chapter v. plasma characteristics of rf ion source is investigated. a zero - dimensional numerical dynamic colisional radiative atomic and molecular ( cram ) model is suggested to simulate the microphysical process. all species " population number densities in plasma are calculated in non - thermodynamics equilibrium condition, and proton content in extracted ion current are measured with 60 ? magnetic analyzer
( 3 )提出了高頻離子源等離子體的零維cram模型( collisionalradiativeatomicandmolecularmodel ) ,計算了非平衡態( nte )下等離子體中分子、電子、離子、基態原子、激發態原子等粒子濃度,並在zf - 200kev中子發生器上,用60磁分析器實驗測定了引出束流的質子比。Its principle can be outlined as follows : the accelerator produces a beam of fast ions which directs through the foil, because of collisions with the foil atoms the fast ions may undergo further ionization, and they often emerge from the foil in excited electronic states
其原理如下:加速器產生的高能離子束與碳箔相碰撞而失去電子,同時剩餘電子被激發到高激發態,在隨后的退激過程中發射譜線,通過研究這些譜線可以得到原子的能級結構。Due to the large exciton binding energy of 60mev, which ensures the high efficient excitonic emission at room temperature, it is regarded as one of the most promising materials for fabricating efficient ultraviolet ( uv ) and blue light emitting devices. since the first observation of the stimulated ultraviolet emission at room temperature, zno has become another hotspot in the region of uv light emitting researching
氧化鋅在室溫條件下具有較高的激子束縛能( 60mev ) ,保證了其在室溫下較強的激子發光,是製作紫外光電子器件的合適材料,自1997年首次發現zno室溫紫外受激發射以來, zno研究已成為繼gan之後紫外發射材料研究的又一研究熱點。The optimized experimental conditions are determined and the densities of some elements in the mental alloy standard samples are measured. the experimental results shows that the spectral intensity of the plasma enhances significantly with the increase of the operating voltage and the power density. ( 1 ) to the steel ally sample, the emission intensities of the spectra reach to the maximum values when the laser operating voltage is 1600v and the argon pressure is 600 torr. under the same pressure, the spectral intensity of the plasma in the argon atmosphere is stronger than that in the air. when the argon pressure is 320 to rr, the signal - noise ration is about 5 times than that which the argon pressure is 700 torr, but the temperature of plasma is less about 1000k
( 1 )對于光譜標鋼準樣品,當激光器工作電壓為1600v 、氬氣壓力為600乇時,譜線強度達到最大,並且在相同壓強下,氬氣中的等離子體與空氣中的等離子體相比,其輻射強度明顯增強;氬氣壓力為320乇時的譜線信背比約為600乇條件下的5倍,而等離子體溫度卻下降了近1000k ,即等離子體溫度隨環境氣壓的增大而增大;當激光束的焦斑在樣品表面上下移動時,激光誘導量、等離子體的激發溫度、譜線強度都呈不對稱性分佈,其最大值對應的焦斑位置都位於樣品表面之下0 . 4mm左右。The following structure groups can now be controlled by players : electronic warfare battery, energy neutralizing battery, mobile hybrid sentry, mobile laser sentry, mobile missile sentry, mobile projectile sentry, scanner array, stasis webification battery, warp scrambling battery
下列建築現在可以被玩家控制:電子戰平臺,能量吸收(中和)陣列,移動混合崗哨炮臺,移動激光崗哨炮臺,移動導彈發射臺,移動射彈崗哨炮臺,掃描陣列,停滯纏繞光束器,曲速躍遷擾亂器。In cathode ray tube display, the continuation of light emission from phosphor after excitation by the electron beam
在陰極射線管顯示器中,用電子束激勵后熒光物質光發射的持續現象。Starting from maxwell ' s equations, the paraxial propagation equation of intense laser light in ionizing gases is derived and is analyzed by means of the source - dependent expantion ( sde ) method. an equation governing the evolution of the laser beam redius is obtained, based on which we analyze the ionization - modulation ( im ) instability. then, a vectorial, nonparaxial propagation equation is established, and the mechanism of energy loss during the propagation is analyzed
首先從maxwell方程組出發推導出強激光在電離氣體中傳輸的傍軸傳輸方程,利用源展開方法對傍軸傳輸方程進行分析,得到光束半徑的演化方程,從而討論傳輸過程中的電離調制不穩定性;再建立矢量非傍軸模型,並討論氣體電離產生等離子體所引起的激光能量損耗機制。分享友人