resonant mode 中文意思是什麼

resonant mode 解釋
共振波模
  • resonant : adj. 共振的;能共鳴的;反響的,有回聲的。adv. -ly
  • mode : n 1 法,樣,方法,方式。2 模,型;樣式,體裁,款式;習慣。3 風尚;〈the mode〉流行,時髦。4 【語...
  1. Mode is structure ’ s inherence characteristics, each mode has specifically resonant frequencies, damping values, mode shapes, mode stiffness and mode mass

    模態是結構的固有振動特性,每一階模態都具有特定的固有頻率、阻尼比、振型、模態剛度和模態質量。
  2. Spontaneous emission can be totally suppressed or strongly enhanced depending on the relative position of the resonant frequency from the edge of the photonic band gap and the photonic mode density. several novel phenomena can be obtained. the spontaneous emission displays an oscillatory behavior, classical light localization, photon - atom bound state, nonzero steady - state population and anomalously large vacuum rabi splitting. and localized mode associated with a defect site in an otherwise perfect photonic crystals, acts as a high - q micro - cavity

    通過原子上能級與光子頻率帶隙邊緣的相對位置或者光子態密度,可以抑制或增強原子的自發輻射。分析並得到了一些奇異的現象,如自發輻射的諧振子行為、光的局域、單光子?原子局域態、上能級中存在非零穩態原子布居數、類似於真空中的拉比頻率分裂等。
  3. It has been shown that whether resonant or non - resonant interaction system, the kerr effect weakens the coupling of the field - atom, shortens the cycle of quantum collapses and revivals of the atomic level occupation and makes the nonclassical correlation properties steady. kerr effects on the properties of the correlation, on the correlation intensity between the two - mode, on the photon - number distribution and on the bunching or antibunching effect of the two - mode su ( 1, 1 ) coherent states produce obviously different characters when it is changed the initial intensity of the light field. that is to say, kerr effect on the two interaction systems is accorded

    數值計算結果表明:無論是共振還是非共振相互作用, kerr效應均使原子與光場的耦合減弱,原子布居的崩塌與復甦的周期縮短,光場的非經典相關的穩定性增強;在初始光場較弱和較強兩種情況下,類kerr介質對雙模su ( 1 , 1 )相干態場兩模間的相關性、相關程度以及光子的聚束與反聚束效應產生的作用均有明顯的區別,即kerr效應對系統在共振及非共振作用時的影響是一致的。
  4. Abstract : a new waveguide which can change the wide wall of a rectangular waveguide into a symmetric arc wall is named as a cam - rectangular waveguide. comparing to sectoral waveguide, the new waveguide has the same voltage characteristics and is easier to be produced and fixed. an approximate formula of the dominant mode fields and the normalized conductance of a longitudinal resonant slot cut in the curved wall of a cam - rectangular waveguide are given. a resonant slot linear array in c & x band is designed, in which the slot voltage distribution is equiphase and the input is matched. the input voltage stationary ware ratio and the h - plane pattern of the antenna are measured. the experimental results show the conformance with theoretical results

    文摘:把常用的矩形波導一個寬面改成圓弧形構成的波導稱為圓突-矩形波導.這種波導與扇面波導相比:電性能相當;波導管結構更加簡單,容易加工,便於安裝.文中給出圓突-矩形波導中主模場,圓曲面上縱向槽歸一化諧振電導近似公式.設計了c和x波段波導曲面縱向諧振縫隙線陣,縫隙電壓相位為同相分佈,輸入端匹配.實際測量了天線輸入端電壓駐波比和h面方向圖,理論與實驗相吻合
  5. A new waveguide made of changing a wide wall of a rectangular waveguide to a uniform curved wall is called conformal waveguide. a kind of expression of approximate solution for domain mode of the new waveguide, including symmetric, unsymmetric arc, parabolic arch, hyperbolic arch, elliptic arch, etc., is constructed by using boundary condition of mental waveguide, variational method and boundary element method. by using the equivalence principle, an approximate calculating formula for equivalent resonant conductance of a narrow longitudinal halfwavelength slot cut in the curved wall of the unsymmetric arcrectangular waveguide is derived, and the result is shown. although this solution is approximate, it can solve the problem in designing the slotted antenna of such conformal waveguide

    把矩形波導一個寬面外突成均勻曲面構成的新波導統稱為共形波導.利用金屬波導邊界條件、變分法、邊界元素法構造這種新波導中主模場的一種近似解表達式,包括曲面橫截線為對稱、非對稱圓弧,拋物線弧,雙曲線弧,橢圓弧等.然後根據等效原理,推導非對稱圓弧矩形波導曲面上窄的縱向半波長縫隙的等效諧振電導的近似計算公式,給出計算曲線.這種解雖然是近似的,但卻能解決這類共形波導縫隙天線的工程設計
  6. A novel current control mode pulse width modulation switched high frequency resonant arc igniting device is developed based on uc3842 and the principle is analyzed

    摘要採用uc3842設計了電流控制型脈寬調制開關式高頻振蕩引弧器,並對其工作原理進行了分析。
  7. The wavelength of pump light in white light mode is 400nm. 2. the excitonic tunneling from cdznse qw to cdse quantum dots under resonant excitation was investigated using femtosecond pump - probe technology on the cdznse quantum well / cdse quantum dots structure

    用飛秒脈沖泵浦-探測方法研究了cdse量子點znse cdznse量子阱結構在對cdznse量子阱的激子共振激發條件下激子在量子阱與量子點之間的隧穿。
  8. The degree of levitation force enhancement by this means can also be facilitated by enlarging rb and employing lower resonant mode

    在這三類反射端中,採用球面反射端通過上述方式提高懸浮力,可以獲得最好的效果。
  9. The subject mainly studies the splitting phenomena of laser longitudinal mode and the transmitted resonant mode of fabry - perot etalon using electrically controlled birefringence of liquid crystal, so as to find a new approach to obtain the dual - frequency laser output

    本論文主要研究利用液晶的電控雙折射效應分裂nd : yag激光縱模和f - p標準具諧振模,以尋求產生雙頻激光輸出的新途徑。
  10. To study the resonant characteristics of eccentric circular and concentric circular - elliptical ring microstrip antennas, the method, which is connected with the concentric ring microstrip antenna and based on the perturbation, is employed to calculate resonant wave numbers. comparisons of calculations with reference for the fundamental mode are also presented, agreement is very good for small eccentricity

    為研究偏心圓環及同心圓-橢圓環微帶天線的諧振特性,運用了一種以對同心圓環微擾為基礎的計算方法,計算的諧振波數值與參考文獻作了比較,在小偏心率的情況下,一致性很好。
  11. By the design of microwave electric field mode and microwave mode converter ( mmc ), the thesis participated in equipping an domestic microwave plasma chemical vapor deposition ( mpcvd ) equipment with a quartz glass window and water - cooled stainless steel resonant chamber in 2450mhz / 5 kw, introduced the basic machineries and functions of the sub - systems, including microwave system, gas - route system, vacuum system, detecting system and safeguard system

    論文通過微波場型和模式轉換器的設計,參與建立了一套2 . 45ghz 5kw帶有石英玻璃窗、水冷卻不銹鋼諧振腔的微波等離子體化學氣相沉積( mpcvd )系統( mpcvd - 4型) 。論述了包括微波系統、氣路系統、真空系統、檢測系統和保障系統等結構的組成及基本功能。
  12. A virtual cathode oscillator with an axially extracted te10 or te11 mode has been investigated using the pic code. it can emit microwaves axially through an antenna without mode converter or transition waveguide, making the system more simple and compact. the efficiency of this device can be enhanced by employing premodulation cavity, resonant cavity, feedback mechanism, and virtual cathode formed by two electron beams

    本文利用物理分析和粒子模擬的方法研究了軸向提取te10 / te11模虛陰極振蕩器,結果表明通過引入預調制腔、諧振腔、反饋端面、雙電子束陰極等結構,可以實現結構相對緊湊、束波轉換效率較高的軸向提取虛陰極振蕩器。
  13. We use the laser output ( 320 nm, 200 fs ) of optical parametric amplifier ( opa ) in < wp = 5 > an active passive mode - locked femtosecond ti - sapphire laser operating at a repetition rate of 1khz as a exciting resource to develop optically pumped stimulated emission of zno thin films. when rectangular stripe laser irradiates thin films, optical resonant cavity is naturally formed between two nanocrystallites along with the rectangular laser stripe and planar weveguide confines the light scattering

    利用飛秒激光器作為光泵浦激發光源,研究了氧化鋅薄膜的光泵浦受激發射,當條形光斑輻照薄膜樣品時,將沿著光斑條由氧化鋅納米晶面自然地形成光學諧振腔,由於平面介質波導結構限制光散射,所以成功地觀測到二氧化硅襯底上的納米氧化鋅( zno )薄膜的紫外受激發射。
  14. Then in this article resonance method is adopted. the paper analyzes the usual measurement methods of complex permittivity, then analyzes and chooses te0np circular cavity based on the methods of the te01n high - q circular cavity, uses the mode purifying and cavity dimension optimizing techniques. the resonant frequencies of varies modes in the resonant cavity have been drawn by using matlab software, which makes our work more rapid and convenient

    本文首先分析了復介電常數的常用測試方法,然後分析並選用了基於高q腔法原理的te0np圓柱腔,應用模式凈化和腔體優化技術,利用matlab這一運算性能強大的工具軟體編程,作出諧振腔中各個模式的頻率分布圖,使系統的設計工作清晰、便捷。
  15. The properties of spontaneous emission depend not only on the relative position of the resonant frequency from the edge of the photonic band gap and the photonic mode density but also on the relative distance of the atomic space position from the sidebrand. and we study other property of spontaneous emission

    其性質除了依賴于原子上能級與光子頻率帶隙邊緣的相對位置或光子態密度,還依賴于原子的空間位置與側支距離。並對原子的自發輻射的其它特性進行了分析。
  16. In this paper, the system of a a - type three - level atom interacting with two - mode su ( 1, 1 ) coherent states in a kerr - like medium is studied by means of the quantum theory, and the state function for the resonant or non - resonant interaction is derived. using the state function, the kerr effect on the quantum dynamics and nonclassical properties in the system is investigated ; and the influences of the detuning and initial atomic on the quantum and nonclassical properties in the non - resonant interaction study system

    本文運用全量子理論,研究了類kerr介質中雙模su ( 1 , 1 )相干態場與型三能級原子相互作用系統,分別導出了該系統在共振及非共振相互作用時的態函數,並以此為出發點,研究了kerr效應對系統的量子動力學和非經典特性的影響,場模失諧量、原子初態對非共振作用系統的量子動力學和非經典特性影響。
  17. With a three wave interaction model, the pump wave mode is found to be strongly modulated by the background fluctuation, accumulated due to alfven resonance near the resonant layer

    通過三波共振模型的分析,可以發現pump波能被集聚在共振層附近的大幅度背景擾動強烈調制。
  18. Since the coupling line brings about an additive inductance in cutoff waveguide filter, which makes the quality factor bigger and resonant band narrower, it - mode double gap cavities are not more advantageous to achieve wider band than the single gap cavities loaded by cutoff waveguide filters

    因此,模雙間隙腔加載截止波導濾波器型輸出迴路並不比單間隙腔加載截止波導濾波器型輸出迴路有更好的帶寬優勢。
  19. In addition, the control of spontaneous emission of a three - level atom embedded in photonic crystals was investigated in this paper, because the model of two - level atom is siple. as it shows, the properties of spontaneous emission depend not only on the relative position of the resonant frequency from the edge of the photonic band gap and the photonic mode density but also on the intial atomic state

    二能級畢竟是最簡單的模型,故在最後,還對光子晶體中三能級原子的自發輻射特性進行了研究。結果表明,其自發輻射除了依賴于原子上能級與光子頻率帶隙邊緣的相對位置或光子態密度外,還依賴于原子的初始狀態。
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