coherence enhancement 中文意思是什麼
coherence enhancement
解釋
相干性加強- coherence : n. 1. 緊密的結合，凝聚。2. 統一，首尾一貫；一致性。3. 【物理學】同調；【光學】相干性，相參性；【化學】內聚力；內聚現象。
- enhancement : 加強；擴大；增強
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It is due to the couplings with positive and negative signs that significantly modify the contribution of dressed coherence to absorption, i. e., changes absorption inhibition to absorption enhancement
這些正負參半的耦合導致介質對吸收的相長干涉，從而導致電磁誘導吸收。 -
The effect of atomic coherence has attracted much attention in quantum optics such as lasing without inversion, the enhancement of nonlinear process, the storage of pulse and laser cooling
原子相干效應在無反轉激光、非線性過程的增強、光脈沖存儲以及激光冷卻等量子光學的眾多領域都有潛在的應用價值。 -
In this paper we have predicted two kinds of new quantum coherence effects. one is the strong - field index enhancement via selective population trapping of dressed states and the other is the preservation of the coherent population trapping ( cpt ) is by quantum interference of incoherent pump processes
本文提出了兩類新的原子相干效應，一是利用選擇性修飾態捕獲產生強場折射率增強，二是非相干泵浦誘導的量子干涉保護相干捕獲。 -
Under the condition of " comparatively weak correlation between the two noises involved, coherence function is used as a frequency domain amplification factor for improving snr of the output signal to the filter and the speech enhancement effect. meanwhile, a real - time recursive algorithm is put forward in substitute for current algorithms based on short time fourier transform. the new algorithm will simplify computations and will be suited for real - time implementation together with the adaptive systems
接著針對上述nanc系統兩路輸入信號噪聲相關性弱的情況，用相干函數作頻域增益因子來提高輸出信噪比與改善語音增強效果，同時，通過一種實時迭代演算法解決了短時傅氏變換計算量大的問題，簡化了計算，便於實時處理與實際應用。 -
Recent studies have shown that the quantum coherent population trapping, electromagnetically induced transparency, index enhancement without absorption, etc. these new effects have great potential for the control of the coherence properties of a medium, the production of high frequency lasers, the information storage and high precision measurements
最近的研究表明，原子相干產生很多新的效應，如相干布居捕獲、無反轉激光、折射率增強、電磁誘導透明、電磁誘導吸收等。這些新效應對光學介質相干性質的控制、高頻激光的產生、光信息存儲和高度測量等方面具有巨大的應用前景。 -
Recent studies have shown that the quantum coherence and interference have led to a lot of new effects such as coherent population trapping, electromagnetically induced transparency, index enhancement without absorption, etc. these new effects have great potential for the control of the coherence properties of a medium, the production of high frequency lasers, the information storage and high precision measurements
最近的研究表明，原子相干產生許多新效應，如相干布居捕獲、無反轉激光、電磁誘導透明、折射率增強等。這些新效應對光學介質相干性質的控制、高頻激光的產生、光信息存儲和高度測量等方面具有巨大的應用前景。 -
Quantum coherence and interference have led to the observation of many new effects and new techniques in quantum optics and atomic physics. examples include coherent population trapping, electrom agnetically induced transparency, lasing without inversion, and enhancement of the index of refraction without absorption
當應用相干場來驅動光學介質時，可以使得介質的吸收和色散關系發生極大改變，產生許多新的效應，如相干布居捕獲、電磁誘導透明、無反轉激光、無吸收折射率增強等。
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