gain invertion

It was shown that the photonic band-gap can induce transparency and gain without inversion of the atoms for a probe field.

讨论了镶嵌在光子晶体中的Ｎ个三能级原子的吸收特性,发现光子带隙能够诱导原子对探测光的透明与无反转增益,掺杂原子引入的缺陷模使得原子的吸收特性发生重要改变。

A new algorithm for computing the state vaiable feedback gain;

计算状态可变反馈增益的新算法

Lyapunov Equation based algorithm for calculating state feedback gain is a comparatively normal algorithm used in pole assignment.

基于李亚普诺夫方程的状态反馈增益算法是极点配置算法中比较常见的一种。

The concepts of equilibrium solution, initial variation and feedback gain of circuit variables are introduced.

提出了电路变量的平衡解、初期量变和反馈增益的概念。

Effect of spontaneously generated coherence on transient evolution of LWI gain in an open Ladder type system

自发辐射诱导相干对开放的Ladder型系统无反转激光增益瞬态演化的影响

The Study of Lasing Without Inversion in an Open V-Type System;

开放的V型无粒子数反转激光系统的理论研究

Fixed angle plane reflective mirrors scanning measurements for laser small signal gain

固定夹角反射镜扫描化学激光器小信号增益测量装置

Period Chaos Controlling in a Gain-Modulated Semiconductor Laser by Delay Polarization Feedback

增益可调半导体激光器混沌偏振延时双反馈周期的控制方法

Thoretical and Experimental Research on Gain Modulating Scannerless Imaging Ladar;

增益调制型无扫描成像激光雷达的原理与实验研究

reverse-pumped Raman laser

反转抽运喇曼激光器

spin-flip Raman laser

自旋反转拉曼激光器

single-crystal spinflip laser

单晶自旋反转激光器

Compact Gain-switched Nd: YVO_4/KTP Green Laser;

小型增益开关Nd：YVO_4/KTP绿光激光器的研究

PMT gain changing measurement for airborne laser depth sounding

机载激光测深光电倍增管变增益探测方法

Theoretical Study of Coherent Control in a Λ-type Three-Level System of Lasing without Inversion;

Λ型三能级系统无反转激光相干控制的理论研究

Theoretical Study of Coherent Control of Lasing without Inversion in an Open Four-level Atomic System;

开放四能级系统无反转激光相干控制的理论研究

The Theoretical Study of Lasing without Inversion in an Open Three Level Ladder-Type System;

开放的Ladder型三能级无粒子数反转激光系统的理论研究

The Theoretical Study of Lasing Without Inversion in an Open Four-level System;

开放的四能级无粒子数反转激光系统的理论研究

Lasers are finding increasing application in medical science.

在医学上，激光得到日益增多的应用。

A Novel Gain Control EDFA by Dual-Control Lasers

新型双波长激光增益控制掺铒光纤放大器

The Study of Lasing Without Inversion and Coherent Control of Optical Properties in an Open Λ-Type Three-Level System;

开放的Λ型三能级系统无反转激光及光学性质相干控制的理论研究

The Study of Lasing Without Inversion and Coherent Control of Optical Properties in an Open V-Type System;

开放的V型三能级系统无反转激光及光学性质相干控制的理论研究