查询词典 picosecond

In our 1969 discovery of the SC, Shapiro and I used picosecond pulses with an energy of a millijoule.

1969年夏比洛和我发现的SC，使用的是皮秒脉冲，能量为一毫焦耳。

The changes in size, shape, absorption, and binding energy of Ag nanoparticles irradiated with picosecond laser of 800 nm were studied.

通过射频磁控溅射方法制备了嵌入在无定型氧化钛基体中的Ag纳米颗粒膜，研究了Ag纳米颗粒的大小、形状、吸收光谱及Ag的结合能在800 nm皮秒激光照射后的变化规律。

With simultaneous picosecond temporal resolution and nanometer spatial resolution for each framing image, is proposed in this dissertation.

分幅电子显微技术是将电子显微技术的高空间分辨特性与交叉点扫描多光阑分幅技术的高时间分辨特性相结合，能够以ps量级的时间分辨率和nm量级的空间分辨率获得样品在不同时刻的多幅显微图像。

The theoretical model of OTDM system based on picosecond pulse laser sources was build.

提出一种利用设计光匹配滤波器用以提高OTDM光谱利用率的方案。

Furthermore, it will be an effective way to record the spatial energy distribution of picosecond ultrashort pulse, even of femtosecond.

实验结果表明，通过上述方法得到的分布图达到了比DataRay公司的Taper-CamD-UCM-20-15型光束分析仪要高的图像分辨率，是一种记录ps、甚至fs超短光脉冲空间能量分布的有效方法。

Picosecond and femtosecond laser induced darking in some optical glass were studied.

研究了某些光学玻璃在皮秒和飞秒激光照射下产生的暗化特性。

"Because the molecules in liquids are so densely packed together , the average time between collision s is a picosecond or less ."

由于液体中的分子很密地积聚在一起，所以，两次碰撞之间的平均时间间隔只有一微微秒或者更短些。

Theoretical study on the compression of picosecond pulses generated in mode-locked lasers by cascaded quadratic process.

五、理论研究了利用级联二阶非线性过程对锁模激光器产生的皮秒脉冲进行压缩。

Transmitted pulse shape can be adjusted by controlling loss.Response speed is about picosecond order.

输出脉冲形状可通过控制损耗进行调解，响应速度为皮秒量级。

The challenges of the future will be: use picosecond Ultrashort Pulse Laser Ablation technology to optimize.

不兵来所回避的挑衅不兵是：搁置皮秒超不幼脉冲激平来优化烧蚀工艺。

We are forbidden from giving money to these shoeless, skinny children, as this will perpetuate begging.

向光着脚，骨瘦如柴的孩子施舍是不可以的，因为要招来无休无止的乞讨。

It would be hard not to fall victim to some sharpeyed policeman.

要想不被某个目光锐利的警察抓到，谈何容易。