说明:双击或选中下面任意单词,将显示该词的音标、读音、翻译等;选中中文或多个词,将显示翻译。
您的位置:首页 -> 词典 -> 激光烧蚀阈值
1)  threshold of the laserinduced ablation
激光烧蚀阈值
2)  laser ablation threshold
激光烧蚀阈
1.
The pulsed-laser ablation threshold of pure copper was determined according to the variation of the time-of-flight(TOF) of photoacoustic signals with the laser energy.
实验中,用He-Ne探测光束偏转方法检测光声信号,并根据光声信号飞越时间随激光能量密度的变化测定了纯铜的脉冲激光烧蚀阈值
3)  ablation threshold
烧蚀阈值
1.
Experimental research of the ablation threshold of Kevlar/epoxy;
凯芙拉环氧复合材料烧蚀阈值实验研究
2.
Influence of moist environment on the ablation threshold of copper;
潮湿环境对黄铜烧蚀阈值的影响
3.
Laser beam deflection has been used to observe thermal and sound wave or shock wave generated near the ablation threshold.
用1064nm激光辐照金属样品,通过测量金属物质烧蚀阈值附近冲击波的渡越时间的突变,确定了Cu、黄Cu、Al3种样品在干燥空气中和潮湿空气中的烧蚀阈值。
4)  damage threshold
烧蚀阈值
1.
The damage threshold increases from 0.
随着脉冲宽度从50fs增加到900fs,其烧蚀阈值从0。
2.
Absorption coefficient and damage thresholds in single-crystalline silicon are investigated theoretically when laser intensity is in the range 10~(13)~10~(14) W/cm~2.
理论计算飞秒脉冲激光作用下,单晶硅的吸收系数和烧蚀阈值。
3.
In these applications, its damage threshold is a very important parameter, so it is necessary to measure it.
实验利用800nm飞秒激光对金膜进行了表面烧蚀研究,用光学显微镜测量了不同脉宽(45~800fs)下材料的烧蚀斑面积,并由此计算出材料的烧蚀阈值。
5)  laser threshold
激光阈值
1.
The optimum match concentration for Yb 3+ ,Na+:CaF_2 with low laser threshold was obtained.
基于975nm激发的室温下荧光光谱测量,系统地研究了在新型钠、镱共掺的氟化钙晶体中钠离子的作用机理,分析了掺钠离子浓度与激光阈值的关系,获得了具有最低激光阈值的掺杂浓度优化配比。
2.
The analytical formulas of laser threshold of the quasi-four-energy-level system for (Tm3+ ,Tb3+ ) :LiYF4 are deduced from rate-equation of transition.
由速率方程推出了双掺(Tm~(3+),Tb~(3+))离子准四能级系统的激光阈值解析式,讨论了Tm~(3+)和Tb~(3+)离子之间的相互作用。
6)  lasing threshold
激光阈值
补充资料:激光烧蚀
分子式:
CAS号:

性质: 是电感偶合等离子体质谱(ICP-MS)联用仪器中用来分析固体样品的一种进样方式。固体样品制成片状置于样品台上,样品表面处于激光束聚焦点上。使用红宝石激光器。一次0.5J的激光轰击,能在样品上产生一个直径为0.5mm,深0.5mm的小坑,消耗样品0.2mg。让等离子体注射气流流过样品表面,再经一导管导入等离子炬,样品在焰炬中即可电离。激光烧蚀所用激光器为大功率、高重复激光器,大面积采样。这样采样均匀性好,而且不受样品种类限制。采用激光烧蚀质谱技术,可以对样品微区进行分析。

说明:补充资料仅用于学习参考,请勿用于其它任何用途。
参考词条