Transient responses of two-level atoms to a probe pulses with different frequencies have been studied in the presence of near-resonant laser driven pulse.
我们研究了在强近共振激光脉冲驱动下,二能级原子对不同频率的试探脉冲的瞬态反应。
The LED system shall be digitally driven using high-speed pulse width modulation (PWM).
LED系统应采用高速脉宽调制(PWM)数字式地驱动。
To use the way of put a driven circuit behind the pulser, lead through the input of count clock pulse, can avoid the irregular date on the counter during experiment effectively.
在脉冲发生器输出端后加一级驱动电路,再接入计数器的时钟脉冲源输入端,可有效地避免通常发生在实验过程中计数器不规则的跳变。
The experiment result of a high voltage pseudospark discharge driven by a pulse line accelerator is presented.
介绍了用脉冲线加速器作驱动电源产生高压虚火花放电的实验。
The latter takes PWM (Pulse-Width Modulation) control and ZVS control as its target, synchronizes with clock to realized its driven waveform. In addition, adaptive dead-time control is analyzed.
由程序综合的控制电路以PW M控制和ZVS控制为目标,并由时钟同步,实现了对驱动波形的控制。
The diagnostic results are the basis of selecting the optimum conditions for the gain experiment of the X-ray laser generated from foil-Ge target driven by double-laser pulse.
诊断结果为双脉冲驱动薄膜靶高增益X 射线激光实验选择最佳的实验条件提供了实验依据。
A pulse tube refrigerator driven by a traveling wave thermoacoustic prime engine has no moving parts.
采用热声发动机驱动脉冲管制冷机,使彻底消除低温制冷机中的运动部件成为可能。
The interaction between a weak probe laser pulse and a two-level system strongly driven by a near-resonant laser pulse is studied by dressed model.
我们用缀饰模型研究强近共振激光脉冲驱动下二能级系统与弱试探脉冲的相互作用。
A food waste disposer has a motor driven with pulse width modulation (' PWM ').
一种食物垃圾处理器,具有利用脉冲宽度调制(“PWM”)驱动的电机。
The newest research direction about pulse tube refrigerator is multi-stage cryocooler driven by valveless compressor.
介绍了国外最新开展的关于脉冲管制冷机的研究方向:无阀压缩机驱动的多级脉冲管制冷机。
UC3846 is used for PWM, pulse transformer driven by bridge can transfer signal and power for IGBT in main circuit, quick protection is necessary for short circuit often happen during brush plate.
本文采用UC 3846作为PWM发生器,桥式驱动的脉冲变压器既保证信号的传输,又保证足够功率驱动全桥逆变主电路。对于经常发生短路刷镀刷镀工艺,快速过电流保护非常必要。
Stepping motor is a kind of electromechanical component that is driven in step angle or line displacement by electric pulse signal.
步进电动机是一种将电脉冲信号转换成相应的角位移的机电元件。
The charge storage in DH laser driven by pairs of bell-shape pulse current has been investigated.
在钟形双脉冲激励下,观察了DH激光器的电荷存储效应。
The Polarization and Population difference of the three-level atom, driven bya microwave field and interacted by a strong short laser pulse, is studied by me-ans of semiclassical theory in the paper.
本文采用半经典理论方法研究了在短脉冲作用下,被共振微波场驱动的三能级原子极化强度振幅和粒子数差随时间的变化。
The explosively-driven flux compression generators (FCGs) are always used to drive pulse modulators, and high power pulses can be generated on the diodes.
爆磁压缩发生器常用来驱动脉冲调制器,在二极管上产生高功率短脉冲。
We're driven by wanderlust, multiculturalism and the daily pulse of people all over the world.
漫游世界的经历、多元的文化和全球人民每日的脉动都启发了我们。
The breakdown time delay and jitter are very important for the plasma-electrode Pockels cells(PEPC) electro-optic switch driven by one-pulse process.
减小单脉冲等离子体电极普克尔盒电光开关击穿时间延迟与抖动问题是提高大口径电光开关性能的关键。
A one-dimensional numerical model for analyzing helium discharging of electro-optic switch driven by single-pulse process is proposed based on its microscopic physical mechanism.
根据单脉冲过程电光开关气体放电的微观物理过程,提出了氦气放电的一维数值模型。
A new laser pulse-shaping system using an electro-optic modulator driven by an aperture-coupled-striplines (ACSL) electrical-waveform generator has been discussed in this paper.
实现了一种新型的激光脉冲整形系统,该系统使用了一个由孔径耦合带状线(ACSL)电脉冲整形器驱动的电光调制器。
This paper demonstrated the possibility of LEDs being used as light source when driven by pulse. The results show that powerful white LED is …
试验表明,在此激励源的作用下,LED输出与散热很好,并从理论上进行了解释。
This paper demonstrated the possibility of LEDs being used as light source when driven by pulse. The results show that powerful white LED is …
试验表明,在此激励源的作用下,LED输出与散热很好,并从理论上进行了解释。
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