駐波場 的英文怎麼說

中文拼音 [zhùchǎng]
駐波場 英文
standing wave field
  • : 動詞1. (停留) stay; halt; stop 2. (住在執行職務的地方; 設在某地) be stationed; encamp
  • : 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...
  • : 場Ⅰ名詞1 (平坦的空地 多用來翻曬糧食 碾軋穀物) a level open space; threshing ground 2 [方言] (...
  1. If the velocity of atoms is near to zero, the light for ces will tend to confine the atoms near to nodes and antinodes. the stability depends on the magnitude of the negative slope of the light force, the depth of the potential well and the momentum diffusion coefficient. it is important to select the parameters, e. g

    如果通過激光冷卻能使原子速度降至很小甚至為零,光壓力的作用將使原子被較穩定地囚禁于激光駐波場的節點和反節點處,其穩定程度取決于該處光壓力曲線負斜率的大小、對應勢能的勢阱深度以及動量擴散系數的大小,因此,如何在實驗中合理選擇激光強度、失諧量等顯得尤為關鍵。
  2. 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:把常用的矩形導一個寬面改成圓弧形構成的導稱為圓突-矩形導.這種導與扇面導相比:電性能相當;導管結構更加簡單,容易加工,便於安裝.文中給出圓突-矩形導中主模,圓曲面上縱向槽歸一化諧振電導近似公式.設計了c和x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比和h面方向圖,理論與實驗相吻合
  3. The detail study on the interaction between the electron beam and standing wave of complex cavity gyrotron with gradual transition and gyroklystron has been done in this dissertation, supported by the pre - study important items " the study on 8mm third harmonic gyrotron with a permanent magnet system " and " the study on 8mm high power gyroklystron ". the main works of this dissertation are listed as following : 1. the study on the rf distribution of the complex cavity with gradual transition is presented, in which the multi - modes coupling are taken into account

    本論文就是結合該課題組的「九?五」重點項目「 8mm三次諧永磁包裝迴旋管技術的研究」及「十?五」重點項目「 8mm高功率迴旋速調管技術的研究」 ,對以諧振腔為互作用高頻系統的迴旋脈塞器件中兩種典型的器件? ?迴旋振蕩管及迴旋速調管中電子注與駐波場的互作用進行了深入細致的探討和研究,其中迴旋振蕩管採用的是漸變復合腔。
  4. Two - level atom in a standing electromagnetic wave

    中的二能級原子
  5. As novel concept actuators, ultrasonic motors have been attracting intensive attention at home and abroad with their outstanding features such as low speed and high torque, large holding torque, rapid response, light weight and compact sizes, simple structure, and no magnetic disturbance, etc, and which have been applied to many fields

    超聲電機作為一種全新的驅動器,以低速大轉矩、大靜態保持力矩、響應速度快、體積重量小、結構簡單以及無磁干擾等優點受到國內外的廣泛關注,並在眾多領域得到了應用。其中超聲電機具有驅動和控制電路簡單,轉速平穩,動較小等突出優點。
  6. For both newtonian flow and non - newtonian flow, the vortices are generated when the waviness of the bottom profile is beyond a critical number. by increasing the waviness, a second vortex can be generated. with the increasing of reynolds number, the symmetry of the streamlines at re = 0 is destroyed and the vortices are sloped and become larger

    形板的動度超出臨界值,形板壁面上的流動出現流線分離,流動中有渦生成;增大動度,流動中出現第二個渦; re = 0 ,流線在流中對稱分佈;雷諾數增大,流線點在水平方向出現位置偏移,渦的范圍增大;對于非牛頓流體,隨著剪切變稀指數的減小,渦的作用范圍減小。
  7. The three - dimensional ( 3d ) euler equations are applied to the study of numerical simulation of chemical non - equilibrium oblique detonation wave standing on an accelerating projectile with attack angle

    摘要採用三維非定常化學反應控制方程組對定在帶攻角高速飛行彈丸上的斜爆轟進行了數值模擬。
  8. The finite - rate combustion kinetic model for standing oblique detonation waves is established. the tvd finite volume scheme is also presented. the combustion flow fields of standing oblique detonation waves are numerically simulated using 7 species and 8 reaction steps hydrogen combustion model, 10 species and 12 reaction steps methane combustion model respectively

    建立了適合多組分含有限速率化學反應流體流動的數學模型,構造了多組分化學反應流體流動守恆方程的tvd有限體積數值格式,採用7組分8反應的氫燃燒, 10組分12反應甲烷燃燒的化學反應機理,數值模擬了定斜爆轟燃燒流,取得了較好的結果。
  9. In this thesis, a semi - classical model of the force on an atom is used to describe the motion of a two - level atom interacting with a standing wave laser field. the velocity dependent force and momentum diffusion are derived through optical bloch equations by using the matrix form of the continued fraction technique. by investigating the dynamic properties of atoms in laser field, we can control and manipulate the mechanical motion of an atom

    本文利用半經典理論,從二能級原子在激光駐波場中所滿足的運動方程出發,推導出密度矩陣元所滿足的遞推關系,利用矩陣連分數方法求解出密度矩陣元,從而求出依賴于原子運動速度的光壓力與動量擴散系數,通過討論原子在激光中的動力學行為,為原子在激光中被囚禁、形成原子列陣以及可控制的量子態,從而為量子信息處理提供理論基礎。
  10. From the simulation of peb process, we prove that peb could reduce standing wave effects and improve resist development profile. after analyzing the effects of standing wave effects on resist profiles, we bring forward a certain thickness and these effects could be ignored when resist is beyond that value. finally, the characters of thick resist profile are analyzed, and experiment results are also given

    同時,在論文中還深入討論了抗蝕劑折射率變化對光計算帶來的誤差;模擬了后烘過程對效應的改善作用,論證了採用適當的后烘工藝改善抗蝕劑光刻質量的作用;分析了效應對厚層抗蝕劑顯影輪廓的影響,提出了一個可以忽略效應影響的抗蝕劑厚度條件值;最後還模擬和分析了厚層抗蝕劑顯影輪廓特點並給出了實驗結果。
  11. Using the fresnel matrix method, the standing wave distribution of the vertical - cavity surface - emitting laser ( vcsel ) was designed and analyzed

    摘要應用薄膜光學的菲涅耳系數矩陣方法,對垂直腔面發射激光器的駐波場分佈設計做了深入的研究。
  12. Teleportation of an unknown quantum state includes three processes, preparing entangled epr states, performing joint bell state measurements on the particle that will be teleported and one particle of the epr state, and then performing a unitary transformation on the second particle of the epr state. a scheme for teleporting an arbitrary three - particle state is proposed

    從基本的量子邏輯門討論出發,對單粒子、二粒子摘要激光駐波場中原子的動力學行為和量子態的隱形傳送任意量子態的隱形傳送過程建立了量子邏輯電路,為量子態隱形傳送過程的實現提供理論依據。
  13. Preparation of dark squeezed states of the motion of a trappedion by modulation of phase of the standing light field

    應用相位調制制備囚禁離子的暗壓縮態
  14. “ china is the biggest swing factor for the soyabean market. period. ' ' says dong tao, regional economist at credit suisse in hong kong

    瑞士信貸香港經濟學家陶冬表示: 「對大豆市而言,中國是最大的動因素。 」
  15. A numerical simulation software is developed that can be used to simulate standing oblique detonation waves in hypervelocity flight conditions. reasonable parameters and advanced method are provided for the application of standing detonation propulsion technology. the main points are as follows : the mathematical model is developed that can be used to analyze the properties of planar standing oblique detonation waves

    通過對定斜爆轟形念的理論分析和數值模擬,對高超音速條件下斜爆轟的穩定性現象進行了系統研究,探討了產生定斜爆轟的臨界條件,開發了平面和錐形定斜爆轟數值模擬軟體,為定爆轟推進技術的應用提供合理的系統參數和先進手段。
  16. Because the microwave field in simple milo is n mode along the axis and the field is of the standing wave structure. the tapered slow wave structure is introduced to make the field in the downstream of interaction space have a travelling wave structure and easily make the microwave energy transport out of the device

    我們在milo的陽極慢結構葉片上引入了漸變結構,將形式的電改變為行形式,微在軸線方向不再保持模式,有利於微能國防科學技術大學研究生院學位論文量的輸出,此項改進對工作主頻影響不大。
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