纏度 的英文怎麼說

中文拼音 [chándù]
纏度 英文
twist pitch of rifling
  • 纏 : Ⅰ動詞1. （纏繞） twine; wind 2. （糾纏） tangle; tie up; pester 3. [方言] （應付） deal with Ⅱ名詞（姓氏） a surname
  • 度 : 度動詞[書面語] （推測; 估計） surmise; estimate
  1. 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。
  2. The main content of this dissertation is as follows : this dissertation introduces in details the basic conditions that bipartite entanglement measure should satisfy and the five entanglement measure, von neumann entropy, formation of entanglement, distillation of entanglement, relative entropy of entanglement and entanglement monotone. this dissertation presents that for a class of states, their relative entropy can be calculated analytically

    主要內容包括：詳細闡述了兩體糾纏度量須滿足的基本條件，以及五種基本糾纏度量： vonneumann熵、結構糾纏、提取糾纏、相對熵糾纏和糾纏單調，給出了一類態相對熵糾纏的解析計算公式。
  3. Through changing the interaction time, the degree of entanglement of the atom - cavity field hasa periodic change

    隨著時間的演化，原子與光場組成體系的糾纏度呈現出周期性變化規律。
  4. Influence of the dipole - dipole interaction between atoms on the entanglement degrees of the relative entropy in the tavis - cummings model

    模型中原子間偶極相互作用對相對熵糾纏度的影響
  5. It is shown that the quantum entanglement state will stay in the maximally entangled state for a long time when the detuning is equal to rabi frequency

    研究結果表明：在失諧量等於拉比頻率時，該體系的糾纏度將長時間處于最大糾纏態。
  6. Finally, obtain that increasing the absolute value of j increases the concurrence for a given t, but the concurrence decreases with the increase of temperature until it reaches the critical value of t, and becomes zero

    結果表明：對於一定的溫度，耦合常數的增加能夠增加糾纏度，但是糾纏度卻隨著溫度的增加而減小，直到臨界溫度時糾纏度為零。
  7. In terms of the measure of entanglement called " negativity ", the thermal entanglement in a two - qubit spin - 1 system with two spins coupled by exchange interaction is investigated, we find that there is a segment for j in which the entanglement is zero, moreover the segment increases with t, this is different from the cases of the spin - 1 / 2

    應用糾纏度對高維度系統的度量方法- - - 「 negativity 」 ，我們研究了自旋等於1的兩量子比特系統的熱糾纏，我們還發現在耦合常數一般區域糾纏度為零，這個結論和自旋等於1 2的情況是不同的。
  8. In this paper, study the thermal entanglement of a two - qubit xyz heisenberg model, and show the influences for the concurrence of this system in terms of the parameters of the hamiltonian and t

    摘要研究兩粒子的xyz海森伯模型的熱糾纏態，並討論了這個系統哈密頓量中的參數和溫度對糾纏度的影響。
  9. The online detection system of gun barrel inside bore ' s twist pitch of rifling design analysis

    火炮身管纏度在線檢測系統設計分析
  10. The artillery body on - line testing technology can test all kinds of artilleries size, twist, linear degree and the surface roughness

    本文主要是針對火炮纏度在線檢測技術進行詳細分析。
  11. Before this, there is no on - line testing products for twist. this is the first time to finish the twist automatic testing inland, the main guide line has finished, technological broken has happened

    在此之前，國內尚無纏度的在線檢測產品，這是首次完成了國內纏度自動檢測，達到了要求的主要技術指標，有技術性突破。
  12. The evolution of the local spin in a molecular magnet peg and [ mn4 ] 2 interacting with an injected electron is studied, we find that the variation in the magnetization of fe8, [ mn4 ] 2 and the electron spin crucially depends on the strength of the exchange interaction. we calculate the time evolution of the entanglement between the injected electron and fe8, [ mn4 ] 2

    在磁性分子fe _ 8和[ mn4 ] _ 2的自旋動力學和糾纏演化的研究中，我們發現糾纏度隨著時間而改變；自旋和糾纏度的振動幅度強烈依靠于交換作用，結果提供了用分子磁體和極化電子進行編碼和讀出數據的可能性。
  13. Relations between entanglement and squeezing in two - mode even odd coherent states

    偶相干態的糾纏度與壓縮的關系
  14. The property of the entanglement is also studied and it is demonstrated that the amount of entanglement oscillates with time - evolution periodically and is related with the coupling coefficient and detuning. the quantum state varies between disentangled state and entangled state

    具體研究這種糾纏態的性質得出，原子與場糾纏體系的糾纏度隨時間周期振蕩，並且和原子與場間的耦合系數及失諧程度有關，量子態在非糾纏態與糾纏態之間變化。
  15. This dissertation is organized as follows. in chapter one, firstly we review the development of quantum optics, pointing out three features of quantum optics : coherence, nonlinearity, and quantity, next something of quantum entanglement is discussed, including the conception of entangled state and definition of the degree of the entanglement, at last, the j - c model of the interaction between the atoms and the optical fields. in chapter two, we introduce the concepts and properties of coherent state and shrodinger - cat state

    本文首先回顧了量子光學的發展歷史，著重指出了量子光學的三個顯著特徵，即相干性、非線性和量子性，然後討論了量子糾纏方面的內容，包括糾纏態的概念及其度量? ?糾纏度等，最後闡述了原子與光場相互作用的理論模型j - c模型；第二章介紹了相干態和貓態的概念及性質；第三章的內容是兩糾纏原子與光場相互作用過程中光場的壓縮效應。
  16. By means of the measure of entanglement called " concurrence ", we study the entanglement in heisenberg a single molecular magnets dimer v + with a strong magnetic field and find that thermal entanglement exits for both ferromagnetic ( fm ) and antiferromagnetic ( afm ) cases. in fm case entanglement vanishes for anisotropic parameter value = 0, while in afm case, entanglement exits in the whole region of anisotropic parameter 0 < < 1. an interesting conclusion is that the critical temperature is independent of the magnetic field

    應用糾纏的一種測量「 concurrence 」 ，對自旋二聚物v ~ （ 4 + ）在外加強磁場情況下的熱糾纏進行了研究，發現對于鐵磁和反鐵磁兩種情況，熱糾纏都存在；鐵磁情況下，在各向異性常數等於零的時候糾纏消失，而對于反鐵磁在整個各向異性常數變化范圍內糾纏都存在，有意思的是我們發現臨界溫度獨立於磁場b ，我們也研究了糾纏度隨各向異性常數、磁場和溫度的變化。
  17. The entanglement properties of a single - mode vacuum field interacting with a pair of atoms are investigated by using the quantum reduced entropy, and the influences of the atomic dipole - dipole interaction on the degree of the entanglement are discussed

    摘要用量子約化熵研究了單模真空場與雙原子相互作用的糾纏特性，討論了原子偶極偶極相互作用對其糾纏度的影響。
  18. And the result is more transparent. in addition, we have proved that the definition of entanglement satisfies the partial additivity

    此外還證明了我們定義的這種糾纏度除了滿足schlienz文中提到的三個條件以外，還滿足部分可加性原理。
  19. We find a critical magnetic field at which the concurrence changes sharply from zero to maximum entanglement

    我們發現存在臨界磁場，在該磁場處，糾纏度迅速從0轉為1 。
  20. We also study the interaction of two entangled two - energy - level atoms interacting with a single - mode and two - photon cavity field. the atom state is detected after exit from the cavity, and it is found that the nonclassical properties of the field states depend strongly on the entanglement degree between the two atoms

    還研究了一對糾纏的二能級原子之一與單模雙光子腔場的相互作用，當該原子離開腔場被選擇性測量時，發現場的非經典特性很大程度上取決于兩原子間的糾纏度。
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