导出了激光模的色散关系、共振频率和阈值增益的近似解析表达式。
Approximative analytical expressions are derived for the dispersion relations, the resonance frequencies and the threshold gains of the laser modes.
光回馈调制了激光器不同纵模的阈值增益，阈值增益最低的纵模获得振荡。
The threshold gains of different longitudinal modes are modulated by optical feedback. The mode which has the lowest threshold gain can oscillate.
根据理论模型计算了纵模限制因子、阈值增益、光增益、输出功率等特征参数。
We calculated longitudinal confinement factor, threshold gain, optical gain and output power etc through theoretical model.
此时，增益大大超过(降低了的)振荡阈值。
The gain is now well above the (lowered) oscillation threshold.
跃迁的低增益、宽带脉冲准分子激光的阈值条件和其激光抽运脉冲有密切关系。
The threshold condition of CA transition low gain, broadband-pulsed excimer laser is closely relative to the pump pulse.
低增益、宽带脉冲准分子激光的阈值条件和其激光泵浦脉冲有密切关系。
The threshold condition of low gain broadband-pulsed excimer laser is closely relative to the pump pulse.
由于此阈值指示器的延迟非常短，因此用户可以迅速调低系统增益，以避免发生超量程情况。
Because this threshold indicator has very low latency, the user can quickly turn down the system gain to avoid an overrange condition.
详细讨论了重迭因子对增益、泵浦阈值功率的影响。
Effects of overlapping factors on the gain and pumping threshold power are discussed in detail.
结果表明：(1)序列脉冲的一个周期内，增益系数大致在阈值上下波动，显示了增益饱和效应。
The results indicate: (1) the gain coefficient fluctuates across the threshold in a period of the pulse trains, it appears as the gain saturation.
使用半导体激活介质的增益饱和效应，描述了激光器型全光波长转换器波长转换机制及其阈值转换特性。
The wavelength conversion mechanism and the thresholding conversion characteristics of all-optical wavelength converter based on a laser diode are described by the gain saturation effect.
导出了电子获得加速所需的激光强度阈值及相应的电子能量增益的一般解析表达式。
The general formulae which represent the critical intensity of the laser pulse for the acceleration and the corresponding energy gain of the particles are derived.
结果表明NAB新型微型激光器有较低的激光阈值，较高的能量增益与转换效率。
Results show that NAB micro laser has lower threshold value, higher energy gain and transformation efficiency.
大厦内的自动增益控制的阈值可数码网，以合片上4位D /A转换器控制的。
The thresholds inside the AGC blocks can be digitally controlled by means of on-chip 4-bit D/A converters.
当泵浦光强增强时，从样品边缘发射的光谱发生增益窄化并具有明显的阈值特性。
The spectra detected from the edge of the sample shows a gain narrowing and a clear threshold when increasing the pump intensity.
计算结果与作者用阈值法测量的增益均匀性以及用哈特曼网格法测量的氙灯泵浦对激光波面畸变的影响是一致的。
The results obtained are good agreement with the experimental results of gain uniformity measured by threshold method and laser wavefront measured by Hartmann wave…
这种波导腔结构为各种高阈值的激光增益材料提供了一种降低阈值，并可在低功率下泵浦获得激光的方法。
The waveguide cavity structure provides a method which can reduce a threshold value and can obtain laser through low-power pumping for various laser gain materials with high threshold values.
增益的提升上限取决于系统受激布里渊散射的阈值，在双程泵浦下增益的上限可得到提高。
The upper limit of the gain is determined by the threshold of the SBS of the system. The maximum gain can be raised in the case of double-pass pumping.
本文报告了用光学方法研究高增益、低阈值的新型自激活自倍频的四硼酸铝钇钕(NYAB)晶体的缺陷。
In this paper the defects in a new type of high-gain, low-threshold, self-active, self-frequency-doubling NYAB crystal are investigated by optical methods.
另外，当通过复介电常数的虚部引入光学增益后，我们发现缺陷模在增益介质中被放大，其阈值特性和缺陷折射率的密切相关。
We find that dispersive properties inside the micro-cavity lead to frequency shift of the defect modes. The defect modes can be amplified as optical gain is introduced into system.
理论计算了泵浦阈值、斜率效率，获得了增益开关的数值解结果，与实验基本一致。
Theoretical analysis for the threshold, the slope efficiency and the gain-switching of the solid laser pumped by a laser diode was presented.
理论计算了泵浦阈值、斜率效率，获得了增益开关的数值解结果，与实验基本一致。
Theoretical analysis for the threshold, the slope efficiency and the gain-switching of the solid laser pumped by a laser diode was presented.
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