cavity qed 中文意思是什麼
cavity qed
解釋
腔室量子電動力學-
The interaction between atoms and photons has been investigated comprehensively by cavity quantum electronics - dynamic ( cavity qed ) in the last decades. with the manipulation of atoms developed by laser cooling and trapping and improvement of high finesses cavity with ultra - low losses, the interaction between atoms and photons has reached what is called strong - coupling range in optical domain
從上世紀90年代發展起來的腔量子電動力學（ cqed ）從根本上揭示了光與原子的相互作用，光頻段腔qed對認識原子與光場的作用至關重要：隨著冷原子技術與高品質光學腔的發展，原子與光子的相互作用達到強耦合。 -
With the development of laser techniques, the optical cavity has played an important role on monitoring laser mode, measurement and narrowing of laser linewidth, laser mode cleaner, laser frequency stabilization, optical spectrum and cavity - qed etc., due to its advantages of ultra - low losses, high finesse and narrow linewidth
隨著激光技術的發展，諧振腔由於其腔內損耗小、精細度高、線寬窄等特點，使得其在監視激光模式、測量並壓窄激光線寬、激光模式清潔、激光穩頻、激光光譜學、腔量子電動力學等方面起到重要的作用。 -
In the first part, we describe the designing and construction of vapor cell magneto - optical trap ( vcmot ) in our lab. then, show the optical dipole trap of cesium based on the work of vcmot. in the third part, some preparation works for cavity qed research are presented
本文的工作主要包括以下三方面：第一，採用汽室磁光阱實現了銫原子的激光冷卻與俘獲；第二，在實現磁光阱基礎上，採用紅移行波偶極阱實現了銫原子的光學偶極俘獲；第三，開展了一系列腔qed前期實驗準備工作。 -
Entanglement purification for atomic states via cavity qed
技術的原子態糾纏純化方案 -
Scheme for implementing quantum state transfer in cavity qed with trapped ion
和囚禁技術的量子態轉移方案 -
The main works and results we have accomplished are as follows : 1 ) red - detuned locking of cooling / trapping laser to the cycling transition of cesium cooling has been accomplished by means of a double - passed acoustic - optical frequency shifting system and the technique of saturated absorption spectroscopy. the short - term residual frequency jitter is less than 350khz ; 2 ) automatic controlling system by computer programs has been established for laser cooling and trapping and cavity qed experiment. the laser and magnetic fields can be controlled by the acoustic - optical modulator and the electronic - controlled logic gate respectively
具體如下： 1 ）採用了往返兩次通過的聲光頻移系統結合飽和吸收光譜技術的實驗方案，實現了冷卻俘獲激光頻率相對于銫原子冷卻循環躍遷的負失諧鎖定，短期頻率穩定度約在350khz以內，並可方便地調節其負失諧量而無須對后續光路再作調整； 2 ）建立了一套基於計算機程序控制的、銫原子激光冷卻與俘獲實驗所需的時序控制系統。 -
On the above basis, the high - finesse cavity can make an application in cavity - qed experiment
從而在此基礎上使高精細度腔在qed實驗中得到應用。 -
There are many ways to generate single - photon state, e. g. attenuated laser, quantum dot, pulsed excitation of a single dipole, single nitrogen - vacancy color center in a diamond nanocrystal, cavity - qed and spontaneous parametric down - conversion ( spdc )
目前有多種方案可以制備單光子態，如直接將激光衰減至單光子水平、量子點、單熒光分子以及金剛石納米顆粒中的n - v色心、腔qed及自發參量下轉換等。
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