quantum electrodynamics 中文意思是什麼
quantum electrodynamics
解釋
量子電動力學- quantum : n. (pl. -ta )1. 量,額;定量,定額;份;總量。2. 【物理學】量子。
- electrodynamics : 電動力學
-
" for their fundamental work in quantum electrodynamics, with deep - ploughing consequences for the physics of elementary particles
在量子電動力學方面取得對粒子物理學產生深遠影響的研究成果 -
The incredible success of quantum electrodynamics raises the question.
量子電動力學驚人的成功引起了這一問題。 -
Relativistic and mass - polarization effects on the energies are included as the first - order perturbation corrections. the quantum - electrodynamics contributions to the transition energies are estimated by using effective nuclear charge
非相對論能量用rayleigh - ritz變分法確定;相對論和質量極化效應用微擾論計算;量子電動力學修正用有效核電荷方法計算。 -
The " allowed " electric dipole ( el ) transitions will encounter strong competition from " forbidden " transitions, i. e. magnetic dipole ( ml ), electric quadruple ( e2 ) and other higher order transitions, the transitions rates for the forbidden decay scale with higher powers of z than those of el transitions, the effects of quantum electrodynamics ( qed ) also scale with higher power of z. accelerator - based beam - foil spectroscopy ( bfs ) is an important method for spectroscopic studies of highly ionized atoms
在高離化態原子中,磁相互作用明顯增強, 「允許的」電偶極( e1 )躍遷將遭到來自磁偶極( m1 ) 、電四極矩( e2 )和其它高次的「禁戒」躍遷的強烈競爭,禁戒躍遷幾率隨核電荷數z增加而迅速增加,此外量子電動力學效應也隨著z增加而增強。 -
To treat the problem fully requires the use of quantum electrodynamics.
完整地討論這個問題需要應用量子電動力學。 -
Out of quantum electrodynamics come all known electrical, mechanical, and chemical laws.
從量子電動力學可以得出所有已知的電學、力學和化學定律。 -
The active aspects include ion traps, nuclear magnetic resonance ( nmr ) technique, quantum electrodynamics cavities, josephons junctions, and semiconductors quantum dots
主要包括離子阱、核磁共振、量子電動力學腔、約瑟夫結和半導體量子點。 -
In this thesis we discuss these three aspects in detail and our main research work is outlined as follows : in section 2 we first give a definition of entanglement and illustrate some distinctive qualities of entangled states, then explain how to describe entanglement of multi - particle quantum state. in section 3 we show many existing different schemes for preparation of entangled states by spontaneous parametric down conversation, cavity quantum electrodynamics and iron traps, moreover we present new schemes to prepare multi - atom entangled states as well as multi - cavity entangled states
在第二章中我們將給出糾纏態的定義和度量,研究糾纏態的一些特性,第三章中我們將系統介紹目前理論上利用自發參量下轉換,通過腔量子電動力學和離子阱制備糾纏態的各種方案,以及在實驗上的進展,並在論文中重點提出了利用原子和腔場相互作用來制備多原子糾纏態和多腔場糾纏態的方案。 -
Quantum electrodynamics, qed
量子電動力學 -
When investigating the new development of the electromagnetic field theory, we think that the modern electromagnetic field theory is a macroscopic electrodynamics regulation by studying with the method of the quantum mechanics
在探究電磁場理論的新發展時指出現代電磁場理論就是用量子力學的方法來研究宏觀的電動力學規律,即從本質上把電磁波看作是具有量子特性的物質波。 -
In 6. 635, topics covered include : special relativity, electrodynamics of moving media, waves in dispersive media, microstrip integrated circuits, quantum optics, remote sensing, radiative transfer theory, scattering by rough surfaces, effective permittivities, random media, green ' s functions for planarly layered media, integral equations in electromagnetics, method of moments, time domain method of moments, em waves in periodic structures : photonic crystals and negative refraction
本課程所覆蓋的論題包括:狹義相對論、運動媒質的電動力學、色散媒質中的波、微帶集成電路、量子光學、遙感、輻射傳輸理論、粗糙表面上的散射、有效介電系數、隨機媒質、平面層狀媒質的格林函數、電磁學中的積分方程、矩量法、時域矩量法、周期結構中的電磁波:光子晶體和負折射率。 -
An advanced knowledge of quantum electrodynamics
高級量子電氣學知識 -
Abstract : based on the enhanced effect of spontaneous emission in cavity quantum electrodynamics, the microcavity effect of vertical cavity surface emitting lasers ( vcsels ) is analyzed, and the results obtained in ordinary open cavities and in three - dimensional closed cavities are compared
文摘:依據腔量子電動力學中自發輻射增強效應,分析了垂直腔面發射半導體激光器的微腔效應,比較了普通開腔和三維封閉腔中的結果。 -
Bfs sensitively probes inter - electron correlation, relativistic and quantum electrodynamics corrections, so it can be used to test the basic many - body atomic theory or interpret spectra from space. the main contents of this dissertation are as follows : 1 the history and development of beam - foil spectroscopy are reviewed, and the characteristics of bfs are also described. the main applications in the spectroscopic studies and lifetime measurement of highly ionized ions are summarized
本文對高離化態cu和ge離子的光譜進行實驗研究,得到了一些新的實驗結果,論文的主要內容如下: 1回顧了束箔光譜法的發展歷史,介紹了束箔光譜法的優點;總結了束箔光譜法在高離化態原子能級研究,高離化態原子能級壽命測量等方面的主要用途。
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