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讨论了慢恢复饱和吸收体的被动调Q过程。The behavior of passive Q-switching with a slow saturable absorber is analyzed.

观测到反饱和吸收过程，即实现了光限制效应。The reverse saturable absorption process, corresponding to optical limiting performance was observed.

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为了研究单磁芯饱和电抗器的控制输出特性，在单磁芯结构中增加一个检测绕组。A measurement winding is added to study the control-output characteristics of the single core saturable reactor.

从RSD的结构原理出发，提出了采用可饱和脉冲变压器触发RSD的方案。Based on the structure and principle of RSD, a trigger solution is described with a saturable pulse transformer.

众所周知，热自散焦效应和反饱和吸收效应都能导致光限幅。It's well known that both thermal self-defocusing effect and reverse saturable absorption can lead to optical limiting.

介绍了高压电机起动用饱和电抗器参数的选择及电抗器的设计，并给出了具体实例。The parameter selection and design of the saturable reactor for HV motor start are introduced. The examples are presented.

在理论上分析了利用非线性光学环形镜作为等效可饱和吸收体压缩脉冲进行锁模的物理机制。The advantages of using NOLM as saturable absorber to compress pulse in mode-locked fiber lasers are analyzed theoretically.

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提出一种新型ZVT功率因数校正电路，将饱和电感和并联电客加入辅助开关网络中。A novel ZVT power factor correction circuit is proposed, in which the saturable core and the-capacitor are added to the auxiliary switching network.

本文描写了有注入外场和可饱和吸收体的三能级单模激光器于阈值附近的行为。The behavior of the three-level single-mode laser in the presence of an applied field and a saturable absorber is revealed near the losing -threshold.

介绍了一种通过检测场效应功率晶体管饱和压降来检测负载电流，实现限流控制的新方法。A new method for testing the load current and realizing the current limited control through testing the saturable voltage drop of MOSFET is introduced.

用数学方法模拟计算了泵浦作用时非饱和情形下染料分子的储能和飞秒脉冲的放大。The store energy of dye molecules and the amplification of fs pulses in condition of under saturable energy were calculated by mathematical simulation.

因此，SESAM除了其量子阱材料的可饱和吸收效应能启动锁模外，本身的负克尔效应也有助于锁模的自启动。These reveal that the negative Kerr effect of the SESAM can contribute to the self-starting of mode-locked lasers besides the saturable absorption mechanism.

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这说明SESAM的可饱和吸收机理具有锁模自启动效应外，其负克尔效应也有助于锁模的自启动。This shows that the negative Kerr effect of the SESAM can contribute to the self-starting of the modelocked laser besides the saturable absorption mechanism.

实验中发现激光器在略超过阈值后输出功率很不稳定，出现可饱和现象，并从激光产生的跃迁机制这一角度阐明了可饱和吸收的机理。In the experiments, the phenomenon of saturable absorber catches attention. The mechanism of saturable absorber is explained in the way of electronic transition.

这种把激光增益介质和可饱和吸收体结合到一起的自调Q激光晶体的研究将有利于固体激光器的全固化、集成化和实用化。The use of laser host crystal co_doped with saturable absorber and laser gain medium can lead to the development of monolithic self_ Q _switched solid state lasers.

实验采用作为可饱和吸收体的未抽运掺铒光纤结合作为波长选择器高反射率光纤布拉格光栅形成超窄带滤波器。Un-pumped Erbium-doped fiber as saturable absorber together with high reflectivity fiber Bragg grating as wavelength selector constructed a super narrow band filter.

并用此取代传统的腔内棱镜对，结合半导体可饱和吸收镜实现了腔内反射镜色散控制的、自启动的掺钛蓝宝石激光器的飞秒激光运转。A mirror dispersion controlled self started femtosecond intercavity Ti∶sapphire laser is operated by using this mirror together with a semiconductor saturable absorber mirror.

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为了减小电磁干扰，本文对整流二极管的反向恢复问题进行了研究，给出了尖峰抑制器的设计方法，解决了二极管上电压、电流的尖峰和振荡问题。To reduce the EMI, reverse reset of the diode are studied, and design way about spike-killers and saturable inductors witch can suppress voltage and current spikes are showed.

实现反饱和吸收的必要条件是激发态对激光的吸收截面必须大于基态对激光的吸收截面。It is concluded that the necessary condition of reverse saturable absorption is the absorption cross section of exited state must be larger than that of ground state for LASER.

着重介绍了固体激光器和光纤激光器调Q用半导体可饱和吸收镜的原理、研制方法及应用状况。The principle, application and exploratory development of semiconductor saturable absorption mirrors for passive Q-switching of solid-state lasers and fiber lasers are emphasized.