其测时隙的精度理论上可达皮秒量级。
The theoretical measurement accuracy could be as high as several picoseconds.
皮秒：千分之一纳秒。
给出了皮秒激光脉冲宽度带测量的设计原理和实验结果。
The design principle and experiment results of wide frequency band measurement of ps laser pulsewidth are given.
此方案对具有负啁啾的皮秒脉冲均具有较好的压缩和放大效果。
This scheme can be used to compress and amplify the pico-second pulses with negative chirp.
采用皮秒级事件计时器等技术测量往返时间差，修正精度可以达到毫米量级。
With Picosecond Event Timer and other techniques measuring the differential time of flight, the accuracy of the atmospheric delay could achieve millimeter level.
对于同样的材料，飞秒激光加工的质量明显优于皮秒、纳秒激光加工的质量。
For the same material, the quality of femtosecond laser micro-processing is much better than that of nanosecond laser micro-processing.
分别借助掺钛蓝宝石飞秒激光器和YAG皮秒激光器对其性能进行了实验评价。
Also, experimental evaluation of its characteristics, including the time resolution and dynamic range, has been made by means of Ti:Sapphire femto-second laser and YAG pico-second laser, respectively.
由啁啾演变结果可得，在正常色散区可形成暗孤子，也可实现对皮秒脉冲压缩。
The results show that chirped pulses can be compressed and dark soliton can be formed.
本文报道了对大芯径石英光纤中皮秒脉冲激光自聚焦现象的实验研究和理论分析。
In this paper, experimental observation and theoretical analysis of self-focusing of picosecond laser pulses in large-core silica fibers are reported.
本文研究了质子转移型有机分子7 -羟基喹啉在皮秒激光脉冲作用下的光开关现象。
Optical switch phenomenon of 7-hydroxyquinoline with excited state proton transfer effect was investigated using picosecond laser pulses.
吸电子基团能增强该类配合物对皮秒激光的限幅效果，而重原子效应则起相反的作用。
Electron withdrawing groups can enhance the limiting effect for this kind of complexes, but the effect of heavy atom ACTS opposite role.
利用条纹照相机直接观察和记录了由全息相位共轭技术产生的相位共轭的皮秒光脉冲。
The phase conjugation of picosecond optical pulses is observed and recorded directly by using a streak camera. The signals are achieved by holographic phase conjugate technique.
皮秒级瞬态取样门主要应用于激光聚变实验和高能物理实验中，对单次高速脉冲进行实时取样。
The picosecond transient sampling gate is mainly applied in laser fusion and high energy physics experiments for single high-speed pulse real-time sampling.
该激光脉冲调制系统已经应用在皮秒时间相关单光子计数光谱仪系统中，取得了比较理想的效果。
The laser pulse modulation system has been used in a picosecond time-correlated single photon counting spectrometer with perfect effect.
本文在皮秒时域内研究红藻条斑紫菜R-藻红蛋白单晶在不同晶轴取向下的偏振荧光动力学过程。
The time resolved polarized fluorescence of oriented R phycoerythrin single crystal from red alga Porphyra yezoensis was studied in picosecond time scale.
越来越多的研究表明，分析研究光脉冲(如皮秒或飞秒脉冲)的精细结构是许多研究工作的关键。
More and more studies have shown that analysis of the optical pulse fine structure have been the key in many researches.
本文的研究方向和内容是根据国家自然科学基金项目—皮秒时间相关单光子计数光谱仪研制来确定的。
The research direction and content of this article is based on the NSFC project -the development of picosecond time-correlated single photon counting (TCSPC) spectrometer.
而且整个程序进行得极快：实验用的装置，只消在几皮秒(10 - 12秒)以内，就能让电子转头。
And the process is exceedingly fast: experimental devices have turned electrons on their heads in a few picoseconds (trillionths of a second).
以常规光纤中的皮秒脉冲孤子效应压缩过程为基础，研究了在有无损耗的光纤中初始啁啾对脉冲压缩的影响。
The effect of initial chirp on the quality of the soliton-effect picosecond pulse compression in loss and no-loss fibers is studied by simulating the process of compression in conventional fibers.
通过考虑脉冲频谱的增益色散，提出了一个分析亚皮秒光脉冲在半导体光放大器(SOA)中传输的新思路。
We proposed a novel method to analyze the propagation of sub-picosecond optical pulses through semiconductor optical amplifiers (SOA), fully considering spectral dispersion of ultrashort pulses.
本文介绍一种用于皮秒和飞秒级超短脉冲和超快过程测量的微机控制光学自相关器和实验数据获取与处理系统。
This paper describes a microcomputer controlled autocorrelator and datum acquisition processing system for the measurements of picosecond and femtosecond pulses and dyna-mic processes.
在双波长钛宝石激光器中通过交叉相位调制实现了飞秒和皮秒脉冲的交叉锁模，得到了被动同步的飞秒和皮秒脉冲。
Passively synchronized femtosecond and picosecond laser pulses are obtained by achieving cross mode-locking induced by cross-phase modulation in a dual-wavelength femtosecond ti: sapphire laser.
在皮秒脉冲激光辐照时，半导体材料表面的能量转换过程中，重点讨论能量从电子-空穴等离子体到晶格的转换过程。
The processes of energy transfer of semiconductor surface irradiated by picosecond laser pulses are studied. Discussion is focussed on energy transfer from the electron-hole plasma to the lattice.
我们以3．3V数字逻辑电路输出作为输入，数据5兆赫兹的重复速率。转化出来的脉冲幅度1.05V，400皮秒的脉宽。
The pulse generator converts input 3.3V digital signals with 5MHz repetition rate into 1.05V 400ps pulse width.
在讨论原子级别时间的时候，物理学家用起皮秒（百万兆分之一秒）甚至飞秒（千万亿分之一秒）来都没任何不便。这是一方面。
Physicists have no trouble using, on the one hand, picoseconds (trillionths of a second) or even femtoseconds (quadrillionths of a second) to discuss time at the atomic scale.
碱性的海水使得胶质在30秒内凝结为泡沫，并在几小时内变为柔韧的皮状表面。
Seawater, however, is alkaline.This alkalinity causes the glue to set.It solidifies into a foam within 30 seconds and becomes a flexible, leathery substance over the course of several hours.
碱性的海水使得胶质在30秒内凝结为泡沫，并在几小时内变为柔韧的皮状表面。
Seawater, however, is alkaline. This alkalinity causes the glue to set. It solidifies into a foam within 30 seconds and becomes a flexible, leathery substance over the course of several hours.
碱性的海水使得胶质在30秒内凝结为泡沫，并在几小时内变为柔韧的皮状表面。
Seawater, however, is alkaline. This alkalinity causes the glue to set. It solidifies into a foam within 30 seconds and becomes a flexible, leathery substance over the course of several hours.
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