relativistic beam 中文意思是什麼

relativistic beam 解釋
相對論性射束
  • relativistic : adj. 相對論(性質)的。
  • beam : n 1 梁,棟梁,桁條;(船的)橫梁。2 船幅;(動物、人的)體幅。3 (秤)桿,杠桿,(織機的)卷軸,...
  1. Self - modulation of intense relativistic annular electron beam in equipotential resonant cavity

    強流相對論環形電子束自調制振蕩研究
  2. Radial klystron oscillator driven by intense relativistic electron beam

    新型高功率徑向強流速調管振蕩器
  3. Effects of the relativistic electron beam on the phase velocity of rf field in accelerator

    相對論電子束對波的相速的影響
  4. 2. the transport of a relativistic - electron - beam ( reb ) in dense plasmas with a cold return electron current is examined by theory and particle simulation

    2 、系統地研究了高能電流在稠密等離子體內輸運的復雜的非線性過程。
  5. Subnanosecond millimeter relativistic backward wave oscillator, based on superradiance mechanism, was a novelty microwave device developed in last few years. the dependence of peak power on the square of the density of electron beam is almost linear

    基於超輻射機理的亞納秒毫米波微波器件是近幾年發展起來的一種新型微波器件,其輻射功率與參與束波互作用的電子束密度的平方成正比關系。
  6. Using the particle - in - cell ( pic ) model, a 8 millimeter relativistic backward wave oscillator underlying superradiance mechanism was gotten, the influence on both operation frequency and radiation efficiency of the guiding magnetic field, the diode voltage, the beam current and the beam radius as well as the corrugation structure were also presented

    採用pic方法,通過數值模擬優化設計了超輻射狀態下的8毫米相對論返波振蕩器,分析了引導磁場、二極體電壓、電子束流、電子束半徑、周期慢波結構等對器件的輻射功率及輻射效率的影響。
  7. Chapter 2 : characteristics of propagation of ultra - intense laser beam in a partially stripped preformed plasma channel is discussed, in which the relativistic self - focusing effects, together with the perturbed plasma density, is discussed

    第二章:本章闡述了超強激光光束在拋物型部分電離的預等離子體(聚焦和散焦)隧道中的傳輸特性。研究了相對論自聚焦效應和等離子體波引起的密度擾動對傳輸的影響。
  8. As a high - power twt, we consider the relativistic effect of the solid beam. the numerical results are given in terms of the small signal gain curve and slow - wave ration curve

    作為大功率的行波管,我們考慮了電子注的相對論效應,數值求解「熱」色散方程,得到脊加載盤荷波導幾何參數和電子注參量與小信號增益的關系。
  9. Investigations on beam - current - pulse - shortening in a long pulse relativistic klystron amplifier

    長脈沖相對論速調管中束流脈沖縮短的研究
  10. The basic principle, main properties, typical parameters, technical characteristics and general situation of klystron are introduced. the electron beam prebunching in the modulated cavity and shift tube of relativistic klystron amplifer ( rka ) is studied analytically, a self - consistent equation of radiation generated by the prebunched electron beam in the radiation cavity is derived using the field method of particle ? wave interaction instead of the electrical circuit method, and in terms of it, the gain in the linear regime calculated, a field analysis method is proposed. the theory analysis shows that the characteristic parameters, such as resonance frequency, real part of gap - impedance, external quality fadtor in all kinds of klystron output circuits including single - beam, multi - beam, single - gap, multi - gap, single - beammulti - gap, multi - beam multi - gap klystron output circuit, can be calculated by the field analysis method

    本文系統的介紹了速調管的工作原理、主要特點、發展概況、主要性能指標和技術特點,解析的研究了電子束在相對論速調管放大器的調制腔和漂移管中的預群聚;用粒子波互作用的場方法導出了在輻射腔中預群聚電子束產生輻射的自洽方程,同時對線性區的增益進行了計算。理論分析表明,場分析法可用於計算單注單間隙、多注多間隙、單注多間隙和多注多間隙速調管輸出迴路的諧振頻率、間隙阻抗實部和外觀品質因數等特性參數。
  11. The most obvious application of the relativistic force of an ultraintense laser beam is to accelerate particles

    超強雷射光束這種具相對論效應的力量,最明顯的應用當屬粒子的加速。
  12. However, the effect of rsf leads to the singularity of beam redius focused to zero with infinity laser intensity when the laser power is lager than a critical value in the absence of other effects. then, we anlyze the effect of higher order relativistic nonlinearity ( hor ) and find that this effect can arrest the singularity due to the effect of rsf

    因此,研究了高階相對論性非線性效應對激光傳輸的影響,發現高階相對論性非線性效應能夠抑制這種奇異性的出現;並對高階相對論性非線性效應與非傍軸效應作了比較,發現高階相對論性非線性效應起主要作用。
  13. Relativistic back wave oscillator ( rbwo ) with a coaxial structure has a big power capacity of system. with large radius electron beam to decrease the space charge effects without usage of high current, hence the rbwo can work well at a lower axial guide magnetic field

    同軸返波管具有很大的功率容量,可以採用大半徑電子注,在工作電流不變的情況下空間電荷效應大幅度降低,因而可工作在低磁場狀態。
  14. Employing the self - consistent nonlinear theory, the wave beam interaction and the wave developing with time in the subnanosecond millimeter relativistic backward wave oscillator were theoretically analysised

    本論文採用自洽非線性理論,理論分析了相對論返波振蕩器中注波互作用及亞納秒電子束與波在微波器件中隨時間的演變過程。
  15. Energy deposition of relativistic electron beam in plasmas

    相對論電子束在等離子體中的能量沉積
  16. Influence of laser parameters on plasma arc beam shaping in the relativistic laser - plasma system

    等離子體系統中模擬激光參數對等離子弧柱形態的影響
  17. Bfs sensitively probes inter - electron correlation, relativistic and quantum electrodynamics corrections, so it can be used to test the basic many - body atomic theory or interpret spectra from space. the main contents of this dissertation are as follows : 1 the history and development of beam - foil spectroscopy are reviewed, and the characteristics of bfs are also described. the main applications in the spectroscopic studies and lifetime measurement of highly ionized ions are summarized

    本文對高離化態cu和ge離子的光譜進行實驗研究,得到了一些新的實驗結果,論文的主要內容如下: 1回顧了束箔光譜法的發展歷史,介紹了束箔光譜法的優點;總結了束箔光譜法在高離化態原子能級研究,高離化態原子能級壽命測量等方面的主要用途。
  18. Stability analysis of relativistic electron beam with angular rotation propagating through nonneutral plasma background

    帶轉動的相對論電子束在非中性等離子體柱狀波導中傳輸的穩定性分析
  19. High power microwave ( hpm ) source is a nonlinear system composed by the electromagnetic field and relativistic electron beam

    高功率微波( hpm )源是一個由電磁場和相對論電子束組成的非線性系統。
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