single-heterojunction laser

Single frequency fiber Raman amplifier ( SF-FRA) shows great prospect in many applications, such as laser guide star, remote sensing, and high power density visible laser sources obtaining for medicine and laser display.

单频光纤拉曼放大器（SF-FRA）可应用于激光导星和大气遥感领域，还可用于获取医学和激光显示用高功率密度可见光源。

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A 946 nm Nd: YAG laser pumped by a laser diode was obtained using four mirrors ring resonator. the laser was single-frequency operated by using a TGG and a half-wave plate acted as optical diode in the cavity.

用激光二极管（LD）抽运Nd：YAG晶体，采用四镜环行腔，腔内放置TGG晶体和λ/2波片，组成光学单向器，利用LBO晶体内腔倍频技术，实现单频946nm红外光和473nm蓝光输出。

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In this paper, we give the quantum theory of the interaction between a single-mode laser field and atoms.

本文用量子理论研究激光场与三个原子的相互作用。

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Effects of pulsed laser parameters such as laser wavelength, beam spot size, pulse energy and pulse duration on threshold energy in laser simulating Single Event Effect testing are analyzed.

分析了在激光模拟单粒子效应试验中激光波长、束斑大小、脉冲能量、脉冲宽度等脉冲激光参数对阈值能量的影响。

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Experimental Studies of Single Frequency DBR Fiber Laser and Temperature Sensing

单频分布布拉格反射光纤激光器及温度传感实验研究

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With numerical calculation from single mode rate equation of semiconductor laser, the output pulse parameters in time and frequency domains are investigated under different gain switching conditions.

从激光器的单模速率方程出发，利用数值方法研究了在不同的增益开关状态下，输出光脉冲的时域及频域特性。

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Objective: To solve the problem of low power laser instument with single wavelengh incapability of clinical treatment Methods: 650 nm and 830 nm semiconductor laser module were used to compose laser groupware with joint fibre.

目的：解决低功率激光治疗仪波长单一，而不能满足临床治疗需要的现状。方法：利用650nm和830nm半导体激光管芯，组合成共光纤输出的激光器组件；

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Stable and Simple Structure Passively Q-Switched Single-Longitudinal-Mode Laser

稳定的简单结构被动调Q单脉冲单纵模激光器

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The quantum theory of the single-mode laser

单模激光器的量子理论分析

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Because TEA CO2 laser has the advantages of high single-pulse energy, high peak power, high average power and its wavelength in the atmospheric window, it is promising in the application of optoelectronic countermeasure, laser propulsion and laser weapon broadly.

高功率TEA CO2激光器由于输出功率高，工作波长处于大气长波红外窗口等特点，在光电对抗、激光推进和激光武器中有广阔的应用前景。

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