Conventional lasers use a so-called 「gain medium,」 such as a semiconductor material, to produce a focused beam of light waves.
传统激光器通过一种所谓的「增益介质」(如半导体材料)产生聚焦光束。
Thee microscope works by scanning a focused beam of electrons across an object.
扫描电子显微镜是通过扫描聚焦在物体上的电子束来工作的。
As the labeled DNA flows through the channel, it passes over a very narrowly focused beam of light.
当标记的DNA从这个通道流过,它经过一个非常窄的会聚光束。
The researchers used a focused beam of caesium ions to dislodge molecules of water from the inclusions and measured the amount with a mass spectrometer.
研究人员用聚焦的铯离子束将水分子自包裹体中打出并用质谱仪测量其数量。
In this paper, numerical method was used to quantitatively calculate the limited uniform-intensity focused beam spreading induced by atmospheric turbulence.
利用数值模拟方法讨论了发射系统遮拦比对均强聚焦光束湍流大气传输光斑扩展的影响。
The compensation experiment of simulated turbulence effect of focused beam is reported.
报道了聚焦光束传输模拟湍流效应校正的实验研究。
It is also evident that for metallic and non-metallic microbeads the momentum coupling efficiency has different variation tendencies versus the focused beam spot diameter.
实验中还发现,金属小球和非金属小球的动量耦合系数随脉沖焦斑直径的变化趋势完全不同。
In this paper, high efficient backward stimulated Raman compression is obtained pumped by high power KrF laser using focused beam geometry.
利用聚焦的后向拉曼过程实现高功率準分子激光的高效脉沖压缩。