輻射腔 的英文怎麼說

中文拼音 [shèqiāng]
輻射腔 英文
radial chamber
  • : 名詞(車輪中車轂和輪圈的連接物) spoke
  • : Ⅰ動詞1 (用推力或彈力送出) shoot; fire 2 (液體受到壓力迅速擠出) discharge in a jet 3 (放出) ...
  • : 名詞1. (動物體內空的部分) cavity; chamber 2. (話) speech 3. (樂曲的調子) tune; pitch 4. (說話的腔調) accent; tone
  • 輻射 : radiation; exposure; radio; beaming
  1. Figure 6-9 shows the oven with the small aperture for viewing the radiation leaving the enclosure.

    圖6-9表示一個空,上面開著一個小孔,用來觀察空發出的
  2. By introduction of two lif layers, the adjustment of the position of thin layer alq3 in the microcavity is achieved and the effect of the coupling strength between the emissive dipole and vacuum electric - field on the emission intensity in ( / 2 - length microcavity is studied for the first time

    在帶有dbr結構的高q值微中,觀察熒光壽命變短速率提高的現象。通過使用填充層,來實現對薄層alq在中位置的調節,研究了偶極子同光電磁場的耦合強度對強度的影響。
  3. Standard emitters are conventionally high-temperature cavity radiators.

    標準發體通常是高溫輻射腔
  4. The key components in laser gyro is he - ne ring laser, and the reciprocal action theory between light and medium is the base in studying the ring laser, use the lamb half classical theory, and on the base of density matrix theory, the optical brounch equation was established, which described the movement of amplifying medium atom in the ring syntonic cavity, and according to the medium polarize theory the self consistent equations was deduced, which describe the light intensity and phasic of the counter - propagating wave. on the basis of this equations, adopted the simulation software matlab and virtual instrument programming language labwindows / cvi, we can do some simulated experiments in study the phenomenas such as amplify and dispersive characteristic of medium, mode pushing effection, burned hole effection and pattern competition, lock - in of frequency and the characteristic of light intensity and phasic of the counter - propagating wave in laser gyro

    激光陀螺的核心部件為he - ne環形激光器,而掌握光與介質的相互作用理論是研究激光器的關鍵,採用拉姆半經典理論為主,在密度矩陣理論的基礎上,推導環形諧振中描述he - ne氣體增益介質原子運動的光學布洛赫方程,運用介質極化理論得出描述激光陀螺反向行波的光強、位相所滿足的自洽場方程組,在此基礎上,運用matlab模擬軟體和虛擬儀器編程語言labwindows / cvi ,對激光陀螺中的介質增益色散特性、頻率牽引效應、燒孔效應及模競爭、閉鎖效應及環激光的光強和相位特性進行模擬試驗研究,並且運用全量子理論,對激光工作原理進行分析,得出二能級系統單模場的光子數密度分佈,得出激光場的光子統計分佈,模擬激光場的動態建立過程。
  5. The linear and nonlinear optical properties of these compounds have been systematically studied. the following parts are included in this thesis : one - photon and two - photon fluorescence ; upconversion superradiance and cavity lasing properties ; the optical power limiting effect of these compounds ; and so on. tpa absorption coefficients have been got by z - scan method

    3 、系統研究了它們的線性和非線性光學性質,主要包括:單、雙光子熒光,上轉換超性能及其效率,光限幅效應,用z - scan的方法得到了其雙光子吸收截面。
  6. The key ingredient to making amplified radiation, townes realized in the early 1950s, was a resonant cavity

    湯斯在1950年代早期理解到,產生放大的關鍵在於共振
  7. First the emission spectrum of an atom in a grey - body cavity is stuided. the influences of the incident field photon - number distribution, the cavity absorptivity and the system temperature on the atomic emission spectrum are discussed in detail. it is found that the influence of cavity radiation on the atomic emission spectrum could be reduced through diminishing the absorptivity of the cavity and lowering the temperature of the cavity

    我們首先研究了灰體中二能級原子和型三能級原子的發譜,詳細討論了入場光子數分佈、體吸收系數以及系統溫度對原子發譜的影響,指出在實驗上可以通過減小體吸收系數、降低系統溫度來減小對原子發譜的影響。
  8. The new heat flux method for pure radiative heat transfer in rectangle enclose

    新熱流法計算矩形空內的純換熱
  9. In the electromagnetic domain, the finite element method has widely used in solving problem such as radiation, scattering, wave guide transmission and resonant cavity problem

    在電磁學領域內,有限元法已廣泛用於解決、散、波導傳輸及諧振等問題。
  10. Abstract : the affects of crystal absorption for heat radiation on crystal growth, which include : the heat loss of the hot grower, the chara - cteristic of temperature - time of crystal growth, the pattern of fluid flow and the shape of interface, the interface inversion of crystal, the temperature distribution and the thermal stress distribution, are reviewed in this paper

    文摘:本文綜述了晶體對熔體熱吸收對晶體生長的影響,包括對熱熱耗散的影響;對晶體生長溫度時間特性的影響;對液流形態和固液界面形狀的影響;對晶體界面反轉的影響;對晶體中溫度分佈和應力分佈的影響。
  11. 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。
  12. This effects can be explained as follows : the radiation conditions are actually impedance matching condition in terms of microwave network, for a fixed dimension of a resonator and output transformer, only below the critical plasma density ", the matching condition can be satisfied in the smith circle map

    我們提出,這一現象可從阻抗匹配的角度來解釋。對於一確定尺寸的體、阻抗變換器,存在一個等離子體密度的臨界值,只有在等離子體密度低於這個臨界值時,體的輸出阻抗和波導的特性阻抗才能滿足匹配,即滿足所謂的條件。
  13. We presents a detailed studied of the linewidth of parametric light in clbo - opo caused by the linewidth of pumping beam, off axis phase matching, divergence angle of pumping, time above threshold, high gain coefficient of nlo crystal, fluctuate of cavitylength, spontaneous radiation, according to the momentum and energy conversion laws, and the sellmeier equations of the clbo, we calculated curves of the type - i and type - ii compared with the bbo ' s

    根據能量動量守恆關系和clbo的色散方程,詳細分析了由於泵浦光的線寬、泵浦光偏軸泵浦、泵浦光的發散角、泵浦光功率超過參量光振蕩閾值一定倍數、高增益系數、有效長波動以及自發引起的參量光線寬,並得到了與bbo晶體在類、類相位匹配下比較的理論曲線。
  14. This technique combines the edge - based finite - element method with physical optics ( po ) and physical theory of diffraction ( ptd ). the hybrid technique is applied to compute the scattering fields from the electrically large bodies with cracks and cavities on their surfaces. it is also used to analyze the scattering characteristics of microstrip antennas residing in a cavity mounted on metal objects with finite sizes

    本文採用edge - basedfem為基本方法,結合物理光學法( po ) 、物理繞理論( ptd ) 、邊界積分方程( bi ) 、區域分解技術( ddm )和完全匹配層( pml )吸收邊界條件等求解方法構成的混合方法,對電磁散問題進行了研究,主要包括以下內容:提出了一種edge - basedfem與物理光學方法和物理繞理論相結合的混合方法? fem po - ptd方法,並將該混合方法應用於帶有體或槽縫的電大尺寸導體目標的電磁散特性分析和位於有限導體目標上的背式微帶貼片天線的電磁散特性分析。
  15. Then some cavity quantum electro - dynamic ( cqed ) effects are studied by experiment. the photoluminescence ( pl ) intensity enhancement at resonance wavelength and suppression at off - resonance wavelength, emission spectrum narrowing as well as emission intensity redistribution in space are observed in the microcavity device fabricated with distributed bragg reflector ( dbr ) and silver mirror as well as that done with two silver mirrors

    分別在帶有dbr結構的平面微及全金屬鏡構成的平面微中觀察到了諧振模式處的增強及非諧振模式處的抑制,發譜線窄化以及強度空間分佈重組等量子電動力學現象。
  16. The numerical method based on the coupling of the finite difference method in time domain with the discrete fast fourier transform is applied to calculate the first four eigenfrequencies and eigenfunctions of the six - cavity with open boundary. the absorbing boundary condition for tem wave is tested numerically, and it is applied to writing the code. the cold testing of the cavity is done and the results are good agreement with the numerical results

    計算x波段六開放前四個模式的場分佈;根據第二章公式分別計算x波段六開放前四個模式的電子負載電導並總結了這四種工作模式渡越效應的規律,基於這種小信號理論分析了x波段渡越振蕩器,得到了工作模式及可能產生的模式競爭。
  17. The method for measurement of photon fluences has been proposed based on the characteristics of the two radiation fields in this paper. there are two steps in this kind of measurement. first the absorbed dose in a small material block is measured

    針對這兩種脈沖場的特點,本文根據空電離理論,建立了其光子注量測量方法:首先測得小塊介質的吸收劑量,再根據譜的數據資料計算出光子注量。
  18. Acr active cavity radiometer

    活動空
  19. The radiation problems of microstrip antennas residing in a cavity are analyzed by the edge - based fem with perfectly matched layer ( pml ) absorbing boundary condition ( abc )

    將edge七asedfem與完全匹配層吸收邊界條件相結合,分析了背式微帶天線和背式分形微帶天線的電磁特性。
  20. Adopting the amendatory rate equation, the threshold of the micro - cavity has been studied and the conclusion is shown as following : if there is not non - radiation transition, the pump velocity just need to compensate the photon velocity escaped from the cavity, and the intensity of output light will direct ratio to the intensity of input light then we got a micro - cavity laser with no threshold

    採用修正的速率方程對微激光器的閾值進行研究,得到如下結論:在沒有無躍遷時,激光器的泵浦速率只需恰好補償光子向外的逃逸速率,輸出光強隨著輸入泵浦光強性線增加,實現所謂的「無閾值」激光器。
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