radiation field 中文意思是什麼

radiation field 解釋
【物理學】輻射場。

  • radiation : n. 1. 發光，射光，放熱，放射，發射。2. 【物理學】輻射；放射物；輻射線[熱、能]；照射（作用）。3. 【動、植】輻射形；【測】射出測量法；【醫學】射線療法。
  • field : n 菲爾德〈姓氏〉。n 1 原野，曠野；（海、空、冰雪等的）茫茫一片。2 田地，牧場；割草場；〈pl 〉〈集...
  1. Emission spectrum for a two level atom interarcting with gray body radiation field

    由灰體輻射場驅動的二能級原子的發射譜
  2. The results show : ( 1 ) that the dynamical properties in the system depend on the degree of entanglement of the initial two identical two - level entangled atoms and the intensity of the coherent optical field, and the atomic dipole moment can be completely squeezed via choosing optimal degree of entanglement of the initial atoms in the feeblish optical field ; ( 2 ) that the quantum properties of the system also depend on the degree of entanglement of the initial two identical two - level entangled atoms and the intensity of the coherent optical field, and the radiation field can be effectively squeezed via choosing optimal degree of entanglement of the initial atoms in the fee blish optical field

    （ 2 ）相干態光場的強度和兩原子的初始糾纏度對光場的量子特性也有很大的影響。光場的二階相干性質（聚束與反聚束）和光場的壓縮效應均與光場強度和兩原子糾纏度相關聯。在弱光場中，選擇合適的兩原子初始糾纏度，光場壓縮深度和時間可達到最大。
  3. Another important quantity describing the radiation field is its intensity.

    還有一個描述輻射場的重要物理量是輻射強度。
  4. An atom on an excited upper level can execute a downward transition not just spontaneously but also when photons of the radiation field surrounding the atomic interact with it.

    處在較高的激發態上的原子不只可以自發地而且可以在它與原子系統周圍輻射場的光子相互作用時發生向下的躍遷。
  5. Nonlinear behavior of the radiation field in milo

    磁絕緣傳輸線振蕩器中輻射場的非線性行為
  6. Measurement of radiation field of lecr3 in lanzhou

    實驗平臺輻射場測量
  7. Entropy exchange of atom interacting with gray - body radiation field

    灰體場中原子和光場的熵交換研究
  8. The measurement and calculation of radiation field in the cobalt room

    鈷室劑量分佈的測定與理論計算
  9. The radiation field of audio - frepuency electromagnetic wave and its application

    音頻電磁波輻射場及其天線應用
  10. Limit cycle oscillating and chaos of the radiation field in a traveling wave tube amplifier

    行波管放大器中輻射場的極限環振蕩和混沌
  11. A compact and simplified nonlinear equation set on the evolution of the radiation field is also derived

    同時對milo現有的實驗結果進行了數值模擬，研究了其主要參數對milo的影響。
  12. By following approach of haken who quantizes the light field and making use of the quantisation of the electromagnetic field, this paper quantizes the electron wave field and derives the hamilonian of interation between the radiation field and the electron wave field

    摘要仿照霍金對光場進行量子化的方法和電磁場的量子化理論，本文對電子波場進行了量子化，推導出了輻射場與電子波場相互作用的哈密頓量。
  13. It is derived the hamiltonian for the interaction of a - type three - level atom with a two - mode quantum cavity field from the general interaction hamiltonian between a multi - level atom and a multi - mode radiation field, and reduce it into an effective two - mode raman - coupled mode under large detuning condition. it is proposed a modified effective hamiltonian for the two - mode raman - coupled model. it is found the time - dependent state vectors and present validity conditions for the involved interaction hamiltonians. it is shown that in the study of the two - mode raman - coupled model it is not enough to retain only the usually used effective hamiltonian, one must also take into account the ac stark shift of the atomic levels ( at least one of the levels ). finally, it is studied the atomic dynamics in the interaction of a - type three - level atom with a two - mode quantum cavity field and in the two - mode raman - coupled model. it is found that the number of collapse - revivals, the collapse time and the revival time show new characteristics

    從多能級原子與多模光場的相互作用哈密頓量出發，導出了型三能級原子與雙模光場的相互作用哈密頓量.在大失諧條件下將其化成等效的二能級形式雙模喇曼耦合模型.提出了該模型的一個改進型等效哈密頓量.該哈密頓量由兩部分構成：一部為通常所謂的等效哈密頓量，另一部分描述原子能級的動態斯塔克移動.研究表明，在雙模喇曼耦合模型的研究中，只考慮前者是不夠的，還必須考慮後者.最後，我們研究了該系統中原子的動力學行為，發現崩塌-復甦的數目、崩塌時間和復甦時間均呈現新的特性
  14. The radiation field evolves from a steady saturation state to a limit cycle oscillation state, and eventually to chaotic oscillation state as the current increases, the region in which the field exhibits limit cycle or chaotic oscillation is called the " soft " and " hard " nonlinear regime, respectively : ( 1 ) in the " soft " nonlinear regime, the radiation field is characterized by period doubled bifurcation and the discrete power spectrum

    隨著電流的增大，輻射場經歷由穩定飽和到極限環型的周期振蕩，並最終過渡到非周期性混沌振蕩的演化過程，按其狀態可分為「軟」和「硬」兩種非線性區域： （ 1 ）在「軟」非線性區域，場的極限環振蕩態和穩定飽和態是交替出現的，其特徵是典型的倍周期分岔，輸出功率譜是分立的。
  15. We present a calculation program in this paper, based on the physical optical theory ( po ) theary to predict bse and bses for a conical type of radome. the po theory is used to determine the ficticius currents electrical and magnetic on the inner face of the radome, which is illuminated directly by the radar antenna, and then use the transmission matrix mothod to determine the outer surface ficticion currents, the radiated from the antenna through radome is considered as the radiation field of these ficticion current

    本文提出了一種基於物理光學理論預測正圓錐天線罩瞄準誤差及瞄準誤差斜率的計算程序。首先，雷達天線照射到天線罩內壁，應用物理光學法求出內壁等效的電流和磁流，其次，根據傳輸矩陣理論求出外壁等效電流和磁流，天線通過天線罩的遠區場即可認為是外壁等效電、磁流產生的場。
  16. Entropy evolution properties of the field in the system of the cascade three - level atom interacting with binomial state for radiation field

    單模奇相干態光場與耦合雙能級原子相互作用系統的量子場熵演化特性
  17. ( 5 ) the near field and radiation field of flow noise are analyzed, and the noise reducing features of riblets are deduced

    （ 5 ）在分析流噪聲的近、遠場特性的基礎上，進一步研究條紋表面的降噪特性。
  18. Aim to find out the squeezing conditions theoretically and the properties of equal - power nonlinear difference squeezing in multimode radiation field with any amount of states superposing studied

    摘要目的研究任意多態疊加多模疊加態光場的廣義非線性等冪次差壓縮特性，從理論上導出該光場呈現高次差壓縮的條件。
  19. Firstly, the integral - differential equation described the radiation field evolution is derived, and then the instability of its solution is also investigated analytically. by using the perturbation and iteration method, the threshold detuning and threshold linear growth rate of the unstable solution are analyzed and discussed in detail

    首先，建立了一個描述輻射場演化的積分一微分方程，解析分析了系統解的不穩定性，並採用線性方程解的微擾迭代方法進一步對系統不穩定解出現的失諧量閾值和線性增長率閾值等作了詳細討論。
  20. Quantum optics is a subject in studying the coherence and the quantum statistical properties of radiation field, as well as the quantum characters of light interacting with matter

    量子光學是研究光場的相干性和量子統計特性以及光與物質相互作用的量子特徵的學科。
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