WAVE-NUMBER MEASUREMENT OF THE 1.5-MU-M BAND OF ACETYLENE BY SEMICONDUCTOR-LASER SPECTROMETER

被引:22
作者
KINUGAWA, S [1 ]
SASADA, H [1 ]
机构
[1] KEIO UNIV,FAC SCI & TECHNOL,DEPT PHYS,KOHOKU KU,YOKOHAMA,KANAGAWA 223,JAPAN
来源
JAPANESE JOURNAL OF APPLIED PHYSICS PART 1-REGULAR PAPERS SHORT NOTES & REVIEW PAPERS | 1990年 / 29卷 / 03期
关键词
1.5-µm DFB semiconductor laser; !sup]12[!/sup]C[!sup]13[!/sup]CH[!sub]2[!/sub; Acetylene; Frequency standard; High-resolution spectroscopy; Near-infrared spectroscopy;
D O I
10.1143/JJAP.29.611
中图分类号
O59 [应用物理学];
学科分类号
摘要
Near-infrared distributed feedback (DFB) semiconductor laser spectroscopy of acetylene has been carried out from 6450 to 6570 cm-1 with an accuracy of about 0.0033 cm-1. The molecular constants of the (1010000)–(0000000), (1011100)–(0001100), and (1010011)–(0000011) bands of 12C2H2 and the (1010000)–(0000000) and (0020000)–(0000000) bands of 12C13CH2 have been precisely determined. The transition frequencies calculated from the constants can be used as references for optical communication systems. © 1990 The Japan Society of Applied Physics.
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页码:611 / 612
页数:2
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