$D_2$分子的旋转振动多线发射光谱的可见部分的图谱和波数表。I.波数范围$23894 ÷18161$ cm $^{-1}$,以中等分辨率测量
Atlas and wavenumber tables for visible part of the rovibronic multiline emission spectrum of the $D_2$ molecule. I. Wavenumber range $23894 ÷18161$ cm$^{-1}$ measured with moderate resolution
摘要:
以中等分辨率(线宽$\approx 0.013$ nm)记录$D_2$分子的多线电子-振动-旋转发射光谱的可见部分($\approx 419 ÷550$ nm)。分辨率受到谱线多普勒展宽的限制。在对所记录的强度分布进行数值解卷积并对光谱仪进行适当校准之后,获得了一组新的波数值。结果以图集的形式报告,该图集分为36个部分,覆盖约1.5 nm,包含光谱仪焦平面中的图像图片、线性和对数尺度的强度分布以及包含6545条谱线的波数和相对强度值以及现有谱线分配的表格。
英文摘要:
The visible part ($\approx 419 ÷550$ nm) of the multiline electronic-vibro-rotational emission spectrum of the $D_2$ molecule was recorded with moderate resolution (line widths $\approx 0.013$ nm). The resolution was limited by Doppler broadening of spectral lines. After numerical deconvolution of the recorded intensity distributions and proper calibration of the spectrometer the new set of wavenumber values was obtained. The results are reported in the form of an atlas divided into 36 sections covering about 1.5 nm, containing pictures of images in the focal plane of the spectrometer, intensity distributions in linear and logarithmic scales and the table containing wavenumber and relative intensity values for 6545 spectral lines together with existing line assignments.
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