transition coupling 中文意思是什麼

transition coupling 解釋
過渡耦合
  • transition : n 轉變,演變,變遷,變化;飛越;過渡期;【音樂】變調,轉調;【修辭學】語次轉變;【語法】轉換;【...
  • coupling : n. 聯結;交尾;【機械工程】管箍;聯結器;軸接;(火車的)車鉤,【電學】耦合。
  1. The coupling admixes the particle and collective degrees of freedom in such a manner as to partially transfer the one-particle transition strength onto the collective modes.

    耦合使粒子和集體自由度按這樣的方式混合,即使單粒子躍遷強度部分地轉變到集體模式中。
  2. The results indicate that in niobate glasses, as the concentration of nb2o5 increases, the covalence becomes strong, the symmetry becomes low and the electron - phonon coupling becomes strong, thus the lifetimes become short, the nonradiative transition processes and the temperature - quenching become strong and the value of crystal field parameter b20 becomes small

    ( 6 )研究了妮硅與妮磷系列玻璃發光特性與組份的關系,發現隨著nbzos濃度的增加, eu一o鍵共價性增強,局域環境對稱性降低,電一聲子禍合增強從而導致sd 。
  3. In this paper we have done two work, one is we, in the dressed states representation, reveal that the constructive interference of atomic coherence on absorption leads to electromagnetically induced absorption, which is in sharp contrast to the case in which destructive interference of atomic coherence gives rise to electromagnetically induced transparency and the other is we reveal that coupling field linewidth inhibits electromagnetically induced absorption, by employing a four - level system in which three transitions are in n configuration and the middle transition serves as a probe transition

    本文主要做了兩方面的工作:一是在修飾態表象中揭示修飾態原子相干對吸收的相長干涉產生電磁誘導吸收,這與修飾態原子相干對吸收的相消干涉導致電磁誘導透明的情形形成鮮明的對照。二是在裸態中,引入耦合場的線寬,從而發現耦合場的線寬抑制電磁誘導吸收。首先研究電磁誘導吸收。
  4. Atomic emission spectrum and phase properties of the field in some atom - field coupling systems are investigated. effects of quantum interference between two different transition pathways on atomic emission spectrum and phase properties of the field are discussed

    本文研究了光場與原子相互作用系統中原子的發射譜和光場的相位性質,討論了原子不同躍遷通道間的量子干涉對原子發射譜和光場相位性質的影響。
  5. Scanning the formation - evolutionary histories of continental orogenic belts in both our country and whole workd, an orogenic belt has often undergone numerous and various tectono - evolutionary stages, such as palaeo - continental break - up, ocean - land transition, continental matching - collision, intracontinental extension - basin - range coupling, new tectonic uplift ( intracontinental orogeny ), etc., which are respectively companied with characteristic volcano - magmatism

    縱觀我國以至全球的大陸造山帶形成-演化歷史,一個造山帶往往經歷了古大陸裂解、洋陸轉換、陸塊拼合-碰撞、陸內伸展-盆山耦合和新構造隆升(陸內造山)等?多不同的構造演化階段,這些不同的構造演化階段和不同的構造環境均有特定火山巖漿作用與之相伴。
  6. The investigation of the exciton - phonon coupling of nn3 center offers a direct proof that all the phonon replicas are the phonon sidebands governed by the huang - rhys " multiphonon optical transition theory, and clarifies the speculations that the replicas associated with optical phonons are independent bound states of exciton - phonon complexes or due to other alternative mechanisms

    對其變溫pl譜的研究還發現,在nn :的聲子伴線區域呈現出的異于多聲子光躍遷理論的現象,說明在該區域可能存在著其它的n雜質態。
  7. The enthalpy change on dsc curve suggests that the transition is one from low - ordered state to a higher - ordered state. a stacking mood that the 4 - trifluoro - methyl - 2, 3, 5, 6 - tetrafluorophenylmserts in between two perylene - macrocycles is confirmed by theoretical quantum calculation, such an insertion effect leads to the inversion of ( 0, 0 ) and ( 0, 1 ) absorption features under low temperature and the dramatic decrease of exciton coupling, which contributes to the spectral similarity in solution and the solid state

    量子化學的計算結果支持氟取代的苯環嵌入兩個相鄰的?環之間的分子堆砌方式,使得在常溫到150左右f - ptcdi固體薄膜的紫外-可見吸收光譜的( 0 , 0 )和( 0 , 1 )性狀的強度對比發生「反轉」 ;氟取代苯環的嵌入大大降低激子耦合,使固體吸收光譜性狀與溶液類似。
  8. 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三次諧波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。
  9. It is found that the pyroelectric coefficient and susceptibility increase with the decrease of the magnitude of the long - range interaction and the interfacial coupling when the temperature is lower than the phase transition temperature

    我們發現,在相變溫度以下,隨著雙層薄膜的界面耦合的減弱,鐵電雙層薄膜的熱電系數和介電極化率增加。
  10. The coupling originates from spontaneous emission of the probe transition and the spontaneous transfer of excited state coherence to ground state coherence

    一個是探測躍遷的自發輻射,產生的耦合具有相同的符號,此時原子相干表現為抑制吸收。
  11. A general survey of the formation, evolutionary histories of continental orogenic belts both in china and abroad reveals that orogenic belts have often undergone numerous and varied tectono - evolutionary stages, such as palaeocontinental break - up, ocean - land transition, continental matching - collision, intracontinental extension - basin - range coupling, and new tectonic uplift ( intracontinental orogeny ), which are respectively accompanied by characteristic volcano - magmatisms

    縱觀我國以至全球的大陸造山帶形成、演化歷史,一個造山帶往往經歷了古大陸裂解、洋陸轉換、陸塊拼合碰撞、陸內伸展盆山耦合和新構造隆升(陸內造山)等眾多不同的構造演化階段,這些不同的構造演化階段和不同的構造環境均有特定火山巖漿作用與之相伴。
  12. Ii ) with the increase of the long - range interaction and the interfacial coupling, the pyroelectric coefficient before the phase transition temperature decreases

    另外,隨著長程相互作用以及界面耦合強度的增強,相變溫度以下的熱電系數明顯減小。
  13. An anomalies in the dielectric constants and loss tangent have been observed experimentally in the ferroelectromagnet near the antiferromagnetic transition temperature, indicative of a coupling between the ferroelectric and magnetic ordering, but the nature of the mechanism of magnetoelectric coupling and the form of interaction is still an important and debated issue

    而另一類是鐵電磁體,它除了具有一般磁電體的性質外,還由於固有的本徵磁有序和鐵電有序的耦合使之存在自發的磁電效應。實驗上已經發現了由於自發的磁電耦合導致的介電異常和損失正切。
  14. We find that i ) with the increase of the long - range interaction, the interfacial coupling and the thickness of one period, the phase transition temperature of the ferroelectric superlartice increases

    我們發現,隨著長程相互作用和界面耦合作用的增強以及鐵電超晶格尺寸的增大,整個材料的相變溫度升高。
  15. This limited condition not only depends on the rabi frequencies of the coupling field and the signal field, but also depends on the detuning or the decay rate of the additional transition

    這個限制條件不但依賴禍合場和信號場拉比頻率,而且依賴于附加躍遷的失諧量或者衰減速率。
  16. In detail, one - photon detuning for large kerr nonlinearity and photon switching via eit should be far less than the product of the ratio of intensity of the coupling field to the intensity of the signal field, and the detuning or the decay rate of the additional transition

    具體來說,單光子失諧量的取值范圍應遠小於禍合場和信號場的強度比與微擾躍遷的失諧量或者衰減速率之積。
  17. Next we consider the effect of the coupling field linewidth to electromagnetically induced absorption, by employing a four - level system in which three transitions are in n configuration and the middle transition serves as a probe transition, we find that coupling field linewidth inhibits electromagnetically induced absorption

    碩士學位論文master 』 st } iesis其次,本文研究在裸態下,考慮禍合場線寬對原子相干的作用,進一步揭示了禍合場線寬抑制電磁誘導吸收。這與禍合場線寬增強eit的吸收形成鮮明的對比。
  18. Abstract : a continuity wave model is put forward for the dispersion processof liquid - liquid two - phase system, by coupling mass and momentum conservation equations of two - fluid model. the conditions that result in a dispersion choke and the weak instability of a dispersion process are derived from the model. the phenomena of catastrophic inversion and transitional inversion are explained. the effect of drop size distribution on the maximum volume concentration of a emulsion is predicted using the model. according to the theory herein, emulsion inversion is the regime transition of liquid - liquid system due to the instablity of a dispersion process. the effect of drop size distribution on the maximum volume concentration of a liquid - liquid emulsion only occurs in a certain range of weber numbers

    文摘:以雙流體模型為基礎,通過質量守恆方程和動量守恆方程的耦合,提出了液-液兩相系中彌散傳質的連續波模型.由該模型得到彌散傳質過程阻塞和彌散傳質過程弱不穩定性產生的條件,計算了液滴尺寸及其分佈對乳化液極大堆砌分數的影響,解釋了劇變型乳化逆變和漸變型乳化逆變現象.研究結果表明,乳化逆變是由於彌散傳質過程的不穩定性而引起的懸浮體型態的改變,隨液滴尺寸多分散性的增大,極大堆砌分數增大;隨液滴平均尺寸的增大,多分散性對極大堆砌分數的影響減弱;當韋伯數足夠大時,液滴尺寸及其分佈對乳化液極大堆砌分數無影響
  19. The paper focuses on the processing technique of wood flour - recycle polystyrene composite, and assesses the effects of wood flour contents, coupling agent contents and the rotate speeds of extruder on water uptake, tension strength, bending strength and dynamic mechanical properties. the results can be shown as follows : with the increasing of wood flour, composites gain higher water uptake but lower dynamic mechanical properties, the storage moduli ( e " ) and glass transition temperature ( tg ) decrease

    較系統地研究了木粉含量、偶聯劑添加量和雙螺桿擠出機的螺桿轉速等主要擠出工藝參數對復合材料的吸水性能、拉伸強度、彎曲強度、動態機械性質(存儲模量e和損耗正切角tan )的影響規律,初步確定了適宜工藝條件,主要結論是: 1 )木粉含量的增加使得復合材料的吸水性能增加,動態機械性質下降。
  20. Here, through expanding the nonlinear coupling constant, we have discussed this mechanism. in addition, we find that the phase transition at high temperature in qhd - i model has been suppressed in zm model

    本文通過展開非線性耦合常數,並逐階求解進行分析,討論了這一改善的機制,並發現qhd i模型在高溫下的相變機制在zm模型中遭到了抑制
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