激波電離的 的英文怎麼說
中文拼音 [jībōdiànlíde]
激波電離的
英文
shock ionized- 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...
- 波 : 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 : 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...
- 離 : Ⅰ動詞1 (離開) leave; part from; be away from; separate 2 (背離) go against 3 (缺少) dispens...
- 的 : 4次方是 The fourth power of 2 is direction
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Elastic collision and inelastic collision are considered in oxygen molecule, nitrogen molecule by electron impart. the mail simulation results were as follow : ( 1 ) the variations of drift velocity and the average energy of electron with the e / n in o2 and n2 are obtained. the number of electrons for excitation, ionization, dissociation and dissociative ionization collision with the e / n and the energy of electron are analyzed emphatically
考慮了各種彈性和非彈性碰撞過程,在純氧氣、純氮氣中,給出了不同簡化場e n條件下的電子漂移速度和平均電子能量的變化;著重分析了激發、電離、分解及分解電離碰撞的粒子數隨e n 、電子能量的變化,同時計算了激發發射光譜的波長。By using the multi - configuration dirac - fock ( mcdf ) method, the effects of relaxation and correlation on the transition energies and probabilities of electric - dipole allowed ( el ) resonance and intercombination transitions for 2p53s3 - 2p6 in neutral neon have been systematically studied firstly. and the results of the transition energies and probabilities ( lifetimes ) in length and velocity gauge have been presented. during the calculation, in order to consider the rearrangement effects of the bound - state density and some important correlations, the asfs of transition initial - and final - states were divided according to their angular - momentum and parity and calculated, and different number of csfs were included in the expansion of asfs
本文利用多組態dirac - fork ( mcdf )理論方法,通過對輻射躍遷初、末態電子波函數的獨立計算以及在原子態波函數的展開中考慮不同數量的組態波函數,系統地研究了弛豫和相關效應對中性ne原子2p ~ 53s ~ ( 1 . 3 ) p _ 1 ~ o - 2p ~ 6 ~ 1s _ 0電偶極共振和復合躍遷的能量以及躍遷幾率的影響,給出了長度和速度兩種不同規范下激發態的能量和輻射壽命;以中性ne原子的研究為基礎,進一步研究了類ne等電子系列離子( z = 11 - 18 )較低的激發組態2p ~ 53s和基組態2p ~ 6的能級結構以及各能級間的輻射躍遷特性。Eddy - current sensor conversion circuit consist amplification circuit, band - pass filter circuit, demodulation circuit, differentiation phase and data sampling circuit. these circuits are used to convert the test signal of eddy - current sensor to discrete signal tend to process. the microprocessor system that formed of dsp chip is used to data fitting of test system, data displaying and data communicating with personal computer, etc. the interference questions of hardware design and the measure of eliminating interference signal in the subject are introduced in the last of this chapter
硬體電路的設計主要分三大部分來實現:激勵源電路部分,由分頻電路和頻率合成電路組成,產生頻率穩定的激勵信號以確保檢測任務的正常進行;傳感器變換電路部分,由放大電路、濾波電路、檢波電路、鑒相電路和數據採集電路組成,主要將電渦流傳感器檢測線圈檢測到的信號變換成只含有被測信息的離散信號,易於后續電路處理;由dsp晶元構成的微處理系統,主要完成檢測系統的數據擬合、顯示及與主機通信等功能。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。In addition, the time - width of pulse also influences hhg. to some extent the spectrum of hhg will become be tter when the time is prolonged
另外,激光脈沖時間的長短也會影響到高次諧波的性質,在一定范圍內,隨著脈沖時間的加長,電離率逐漸增大,譜線結構也越來越明顯。The background interplanetary magnetic field is spiral with a vanishing south - north component, the initial ionosphere is dominated by the region field - aligned current ( fac ) and the corresponding dawn - dusk electric field, and the interplanetary shock collides with the earth along the sun - earth line
背景行星際磁場為螺旋場,南北分量為零;初始電離層由區場向電流和相應的晨昏電場所主導;行星際激波沿日地連線方向撞擊地球。It is shown that under the action of the shock, the region current moves towards the midnight, accompanied by a successive occurrence of two fac structures : an anomalous fac pair of opposite direction to the region current and a new region current of the same direction
模擬結果表明,在激波的作用下,電離層區電流系統向子夜方向運動,在向陽側相繼出現與原區電流反向的異常場向電流對和同向的新生區電流對。Our results show that the excited states of the atom play an important role in the low - order harmonic spectra and ionization probabilities
研究結果表明,原子的激發態結構對低階的高次諧波和原子的電離幾率有重要影響。This paper begins with the calculation of the stator ' s resonance frequency, deals with the design and manufacture of motor, and puts forward dual nut structure of traveling wave revolving ultrasonic motor, and presents the analysis of the contract between rotor and stator in the manufacturing process, relation between the amplitude of voltage - ceremic chip and drive sources. the conclusion is that amplitude is affected by deviation of resonance frequency
同時分析了電動機的加工工藝,對超聲波電動機製造過程中功率與接觸角和振幅與驅動電源的關系進行了討論,得到了接觸角與輸出功率的關系曲線,以及超聲波電動機的振幅主要受電壓和激振頻率偏離定子環第2n階諧振頻率的偏離量確定。Firstly, the propagation of intense laser light in ionizing gases is analyzed including the ionization - modulation instability, the vectorial and nonparaxial effects, and the mechanism of laser energy loss. secondly, we analyze the propagation of intense laser light in plasmas, and effects such as the weakly relativistic nonlinearity, the ponderomotive force and the wakefield are analyzed
文中對強激光在電離氣體中傳輸的電離不穩定性、矢量非傍軸傳輸和能量損耗機制,以及強激光在等離子體中傳輸的弱相對論性非線性效應、有質動力作用和尾波場效應等都作了基本的分析。At the same time the ionized electron under the strong laser field may return to the vicinity of the nucleus and recombine to the groud state. subsequently a photon of high energy may be emitted. this is high - order harmonic generation ( hhg )
同時電離后的電子在強激光場的作用下,可能會回到核附近,與核發生相互作用從而放出高能光子,產生高次諧波( hhg )等現象。We calculate high order harmonic generation and ionization probability of one - dimensional atom in intense laser field. our results are in good agreement with those of split - operator method
) dinger方程,研究了一維模型原子在強激光場中的高次諧波和電離幾率,其結果與分裂算符方法所得的結果符合得很好。It is found that the intensities of high harmonic generation for both cases are similar, but the short - range potential atom does not radiate the low - order harmonic spectra, and the ionization probabilities of the long - range and short - range potential atoms as a function of the laser intensity are obviously different
在強激光場中,長程勢原子和短程勢原子產生的高次諧波對應的平臺和截止位置相同,但是短程勢原子沒有低階的高次諧波,而長程勢和短程勢原子在激光場中的電離幾率明顯不同。Finally, by using split - operator method to solve time - dependent schrodinger equation of two - dimensional atom in intense laser field, we calculate high order harmonic generation and ionization probability of two - dimensional atom in intense laser field and compare our results with those of one - dimensional atom with same binding energy. it i & found that the cutoff position of high order harmonic generation obtained by using these two models are same, but there are great differences in ionization probability
) dinger方程,研究了兩維模型原子在強激光場中的高次諧波和電離幾率,並與具有相同基態能量的一維模型原子所得的結果進行了比較,結果表明,用這兩種模型所得的高次諧波的截止位置相同,但電離幾率有很大的差異。So far we discuss the ionization and hhg of hydrogen atom by using numerical method in which the laser field is treated as a classical extent field. chapter five is another part of our work
這里,我們將激光場看成一含時的經典外場,採用數值計演算法來解含時schlodinger方程,對強激光場中氫原子的電離與高次諧波產生以及相關的一些現象進行了研究。The first chapter is our introdiction, which briefly discussed the progress on the laser - atom interaction studies in literatures. we stressed on the ionization, hhg and the applications in strong laser field. the chapter two presents microscopic theory and numerical model about hhg
第一章為綜述,簡要介紹了激光-原子相互作用問題的發展和研究現狀,其中著重介紹了強激光場中原子的電離和高次諧波產生的問題以及它們在實際中研究的意義。This paper presents three - dimensional, global numerical simulations of the dynamic response of the earth ' s ionosphere to interplanetary shocks
摘要本文就地球電離層對行星際激波的動力學響應進行三維全球數值模擬研究。The semiclassical interpretation describes three processes of hhg very visually, but it does n ' t give the details. lewenstein theory explains the position of cut - off by using a quantized method. in chapter three the pulse - shape effects of laser - atom interaction system are discussed
在第三章中,我們討論了激光-原子相互作用體系的脈沖形狀效應,發現氫原子的電離率大小和高次諧波特徵都與所加的激光脈山東師范大學碩士學位論文摘要一沖形狀有密切關系。So it is important for exploring the stealth vehicle to investigate the interactions and all kinds of plasma waves. the interaction between a body in space and its plasma environment is one of the basic problems in space plasma physics
這種密度擾動,在電離層中可以激發起各種等離子體波,研究這種相互作用及各種等離子體波,對探測塗有各種雷達波吸收材料的隱身飛行體有著重要的意義。Such a response depends on the strength of the interplanetary shock : for a stronger shock, the new region current gets stronger, extends for a longer distance towards the equator, and reaches a lower latitude
這一響應過程和行星際激波強度有關:激波強度越強,新生的區場向電流也越強,它向赤道方向延伸的距離也越大,能到達的緯度也越低。分享友人