電子等離子波 的英文怎麼說

中文拼音 [diànziděngzi]
電子等離子波 英文
electron plasma wave
  • : 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...
  • : Ⅰ量詞1 (等級) class; grade; rank 2 (種; 類) kind; sort; type Ⅱ形容詞(程度或數量上相同) equa...
  • : Ⅰ動詞1 (離開) leave; part from; be away from; separate 2 (背離) go against 3 (缺少) dispens...
  • : Ⅰ名詞1 (波浪) wave 2 [物理學] (振動傳播的過程) wave 3 (意外變化) an unexpected turn of even...
  • 電子 : [物理學] [電學] electron
  • 離子 : [物理學] ion
  1. Bing high power resources of millimeter - wave radiation, based on electron cyclotron maser, gyrotron has been pay much respect in the world for vast applications in many areas such as plasama calefaction, linear accelerators, millimeter wave radar, communications, electronic countermeasure and so forth. prof. liu shenggang began the research on electron cyclotron maser, and later, the group leaded by prof. li hongfu has done much research work on gyrotron also, and later, they have began the research on a kind of gyrotron amplifier - - - - - - gyroklystron

    迴旋脈塞器件? ?迴旋管作為大功率毫米源,在體加熱、線性加速器、雷達、通信及對抗領域有著廣泛的應用前景,因此受到了國際上的廣泛重視,特別是近三十年來,迴旋管得到了快速的發展,並成為了研究的熱門方向。
  2. Crowbar circuit protection of high voltage power supply of plasma filled hpm source

    體微源高壓源的撬棒保護
  3. Exploding wires phenomenon is that if the high - density energy is poured into metal wire with small transverse section in a short time from high power pulse source, the metal wire will explode into gaseity and generate significant shock wave. the. fundamental reason of the generated shock wave is the plasma

    爆炸絲現象( explodingwiresphenomenon )是將存儲于高壓容器中的能量,在極短的瞬間內傾注于很小截面積的金屬絲,使之汽化,產生強大的沖擊,這種沖擊產生的根本原因就是體。
  4. Mixers are the key components of many microwave and millimeter - wave systems. the super - heterodyne receiver is always applied in modern communication system, mixer becomes the key component as is at the first part of system. but it is more and more difficult to get the choiceness lo source of the same band with the system is working at high frequency especially in the millimeter - wave. sub - harmonic mixer is a good solution to this problem now. in this circuit we need just half 、 quarter 、 even 1 / 8 of the rf signal frequency. in this paper the design and fabricate of sub - harmonic hmic mixers ( 2, 4 ) at w - band are introduced

    混頻器是微通信、射天文學、雷達、物理、遙控、遙感、對抗,以及許多微測量系統中至關重要的部件。在現代通信系統中,毫米頻段通常採用超外差接收機,混頻器作為第一級就成為關鍵部件。由於在毫米頻段,同頻段高性能的本振源成本高,技術難度大,採用分諧混頻技術是解決此問題的有效途徑,只需射頻頻率1 / 2 、 1 / 4甚至1 / 8的本振頻率即可實現混頻。
  5. ( 2 ) the emission spectra of laser ablation metal copper plasma were measured. the detailed mechanism of plume emission of cu plasma was qualitatively explained using a simple model based on excitation of atom and ion in plume arising from inelastic collision between the elemental species and electron with high kinetic energy. under the local thermal equilibrium model, the electronic temperature of copper plasma was deduced to be in the 104 scale by its emission lines

    ( 2 ) cu體光譜:在420 570nm長范圍內觀測了激光燒蝕cu體的光譜和各發射譜線在體中的空間分佈;比較了激光能量對cu體發射光譜、溫度的影響;用局部熱力學平衡( lte )近似,測得cu體的溫度為104k數量級;在不同背景氣壓下,觀測了激光燒蝕cu體光譜的空間分佈。
  6. Propagation of electromagnetic wave along waveguide filled with inhomogeneous plasma

    在非均勻導中的傳播
  7. We found the " forward stimulated raman scattering " will be excited if the pulse length is greater than plasma wave length. the " forward stimulation raman scattering " decreases the phase velocity and the amplitude of the wake wave which will lead to the reduction of maximum kinetic energy of the electrons trapped

    結論是:當脈沖長度接近長時,稀薄體將發生「前向受激raman散射」 ,它使脈沖后沿拉長,導致尾流場的相速度變小,以至於被尾流場「捕獲」的最大動能大大下降。
  8. 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的預體(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引起的密度擾動對傳輸的影響。
  9. In the lowest order, for the propagation of solitons in an inhomogeneous dusty plasma composed by two kinds of dust grains with different masses, if the interface of two kinds of dust grains in an inhomogenous dusty plasma is discontinuous, the tra nsmision and reflection waves both can be described by the kdv equation

    2在非均勻塵埃體中,對于小的、但有限振幅的長振動,孤可用kdv方程(或kdv型方程)來描述,而且勢孤的傳播情況在定性上與體中勢孤的傳播情況一致。
  10. By film thickness measured, fourier transformed infrared spectrometer ( ftir ) analysis, x - ray photoelectron spectroscopy ( xps ) analysis and relative irradiance measurement, the effect of microwave input powers on deposition rates, f / c ratios, bonding configurations of ct - c : f films and the radicals in plasma originating from source gases dissociation is analyzed

    由於微功率的改變會導致體中溫度和體密度發生變化,從而造成不同的源氣體分解過程,結果微功率的升高導致了薄膜沉積速率的提高、 f / c比的降低,同時也導致薄膜中cf和cf _ 3基團密度的降低,而保持cf _ 2基團密度接近常數。
  11. The physical characteristic of forming plasma within resonant cavity was revealed, i. e. the forming mechanism is a switching process from the ionization caused by strong electric field at the initial stage of mpt ' s start to another ionization caused by joule ' s heat at the stage of mpt ' s steady work. the main influencing factors of mpt ' s steady work were studied. anther pointed out the matching between pressure in resonant cavity and microwave power is the determinant factor to the plasma whether stabilization or extinguishing

    分析了mpt諧振腔內微能量的轉換過程,揭示了其內體的形成是由mpt啟動初期的強形成放區過渡到穩定工作期的熱形成穩態體區這一物理本質;研究了影響mpt穩定工作的主要因素,指出微有效功率與諧振腔內氣體壓強的匹配是維持體穩定、避免體消失、放區熄滅的關鍵因素。
  12. Intense pl band at 300 - 570nm, whose central position was found red - shifted with the increase of o content, was observed in the a - sihxoy thin films fabricated by pecvd. thin films with strong blue pl peaks were prepared by plasma oxidation, and the result directly proved that the blue pl peaks were originated from si - o defect levels

    通過pecvd法與放體氧化技術結合獲得了主峰位於藍光段的熒光帶,而且具有分立峰結構,其結果直接證明了藍光發射與缺陷能級有關,起源於si - o結合特定組態而形成的發光中心。
  13. For a warm dusty plasma with variable dust charge, the modulational instability of the dust - acoustic waves can be described by the nonlinear schrodinger equation ( iut 4 - auxx + b | u | 2u = 0 ). it shows that the dust - acoustic wave is modulational stable in this dusty plasma. only the dark soliton exists in warm dusty plasma with variable dust charge

    通過約化攝動法,得到了描述塵埃微粒荷可變的熱塵埃體中塵埃聲的非線性薛定諤方程( iu _ t + u _ ( xx ) + | u | ~ 2u = 0 ) ,不論是單溫度情形,還是兩溫度情形,塵埃微粒荷可變的熱塵埃體中的塵埃聲是調制穩定的,僅存在暗孤(包絡穴)
  14. Abstract : some plasma sources in plasma microwave devices have been introduced and analyzed in this paper, the design and its driving circuit of a compact hydrogen plasma gun have been discussed in detail

    文摘:介紹和分析了幾種體微器件中體源,重點討論了緊湊型氫體槍的設計及其驅動路。
  15. The technology renovation project " application of frequency sweep microwave interferometer method to the measurement of electron densities in the wake of hypervelocity projectiles " is the research work of this thesis

    具體要求是將所研製的掃頻式微干涉儀應用於某氣動物理靶中對體尾跡進行密度的測量。
  16. In this thesis, we have mainly studied the characteristics of chf3, c6h6 and cf4 electron cyclotron resonance ( ecr ) plasma using langmuir probe and optical emission spectroscopy ( oes ). the relative concentration of different radicals in chf3 plasma and the effect of chf3 / c6h6 ratio on bond configuration of a - c : f films were discussed. it was showed that h, f, c2 were the main radicals among radicals of h, f, c2, ch and f2 in chf3 ecr plasma

    重點研究了chf _ 3 、 cf _ 4和chf _ 3 c _ 6h _ 6放體中基團的分佈;分析了不同基團的相對密度隨宏觀放條件(微輸入功率、放氣壓、源氣體流量比)的變化規律;探討了體中各種基團的生成途徑;在不同源氣體流量比的條件下沉積了a - c : f薄膜並通過傅立葉變化紅外吸收光譜( ftir )的測量得到了薄膜中鍵結構的信息;分析了a - c : f薄膜的沉積速率及其鍵結構與體空間基團分佈狀態之間的關聯。
  17. Numerical simulations were done to show the distortion of the wavefront and the interference pattern under several kinds of typical plasma density distributions. the ray path in plasma was calculated by the numerical solution of the vector equation of light ray, when the plasma density was closing to the critical electron density of the laser frequency. through the simulations, the factors that influence the measurement were found out under different density distributions and shapes of plasma

    在此基礎上,採用數值模擬的方法,計算了在幾種典型的體密度分佈下,激光面的變化和產生的干涉圖樣;並用光線矢量微分方程的數值解法計算了當體密度接近光頻臨界密度時,光線在體中的傳播路徑,從中掌握了在不同的體密度和形狀下,進行干涉測量所應估計到的因素。
  18. Based on the viewpoint of interaction between waves in plasmas, the partial differential equation that causes the spectral lines broadening has been deduced from radiation transfer equation of high - frequency electromagnetic waves in plasmas. the numerical solution has been obtained by using the fortran program we compiled. we concretely calculated the spectral lines widths of and fraunhoferx 3704 in corona, fj / a4923. 9 in dwarf nova oy car and f. / a4934 in the variable star rr lyrae

    本文從相互作用觀點出發,由高頻輻射轉移方程導出了引起譜線寬度變化的偏微分方程,編寫fortran程序求解偏微分方程的數值解,具體計算了日冕綠線f _ exiv 5303和夫朗禾費線3704 、矮新星oycarf _ eii 4923 . 9 、天琴rr型變星f _ ei 4934的譜線加寬值,對以上各譜線加寬中的體致寬效應作了初步計算。
  19. The relation between collisional absorption of the em - wave and the plasma density, plasma collision frequency, and incident wave frequency is obtained

    給出了不均勻非磁化體密度、體碰撞頻率、頻率與碰撞吸收的關系。
  20. So its naissance brings a lot of hope and promotion to application and deploitation of milimeter and submilimeter - wave. because of gyrotron, s superiority of high peak power and average power among many known milimeter and submilimeter - wave gyrodevices, it has been paid much respect in the world for application in many areas such as plasma heating, rf accelerator, millimeter radar, dew and so on

    由於迴旋管具有在毫米、亞毫米段其它器件無可比擬的高峰值功率、高平均功率的優越性,因此在受控熱核聚變體的迴旋管加熱( ecrh ) 、高能rf加速、雷達系統、通信系統以及定向武器( dew )方面都有著廣闊的應用前景。
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