谱线宽度是指光谱曲线最大强度的一半处所对应的两个波长之差,定义为该光谱的谱线的宽度,也称作半宽度。发射光谱半宽度的大小用来衡量发射光潜谱线宽窄程度。
谱线宽度(breadth of spectral line)第八章现代光学( Modern Optics)原子发光时间和频率宽度成反比,t /1t发光时间 t理想的单色光:频率宽度,这就要求0任何光源,...
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The sensitivity of F-P fiber hydrophone, on the condition of ideal and nonideal light source, is received by theory ratiocination and experimental simulation. Great influence of spectrum width upon sensitivity of F-P fiber hydrophone is proved in the theory.
通过理论推导和实验仿真,得到了在理想光源和非理想光源两种情况下的法布里-珀罗(F-P)光纤水听器的灵敏度,从理论上证明了光源的谱线宽度对法布里-珀罗式光纤水听器的灵敏度有很大的影响,通过Matlab的仿真,得出在不同光源谱宽的情况下水听器的谐振曲线和灵敏度曲线。
参考来源 - 光源谱宽对法布里—珀罗光纤水听器灵敏度的影响·2,447,543篇论文数据,部分数据来源于NoteExpress
如果已知星云气体的温度,则湍流的大小可直接从观测的谱线宽度得出。
The magnitude of the turbulence then follows directly from the observed line with if the nebular gas temperature is known.
谐振腔精细度法是通过测量光学谐振腔透射谱线宽度来实现对光学反射镜反射率的测定。
The reflectivity of optical mirrors can be obtained by measuring linewidth of transmission spectrum of optical cavity and the fineness of Fabry-Perot (F-P) cavity.
因此,在这样激光功率条件下,为提高原子激发效率而增加激光谱线宽度的做法并不是必要的。
So it is not necessary to use a broad-band laser to guarantee excitation efficiency for an atom with hyperfine split levels.
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