MASS SPECTROMETRIC STUDIES OF PHOTOIONIZATION .4. ACETYLENE AND PROPYNE

被引:15
作者
OMURA, I
KANEKO, T
YAMADA, Y
TANAKA, K
机构
[1] Central Research Laboratory, Hitachi Ltd., Kokubunji, Tokyo
[2] Laboratory of Physical Chemistry, Tokyo Institute of Technology, Tokyo, Oh-okayama, Meguro-ku
关键词
D O I
10.1143/JPSJ.27.178
中图分类号
O4 [物理学];
学科分类号
0702 ;
摘要
Photoionization efficiency curves for the parent ions of C2H2and C3H4have been measured with a photon bandwidth of 1.3Å. For the C2H2 + ion, the minimum onset for ionization of C2H2occured at 1088 Å (11.395±0.015 eV). Vibrational structure and autoionization were observed above the threshold region. For the C3H4 + ion, the minimum onset occured at 1198 Å (10.349±0.015 eV), and the second ionization for the C3H4 +ion was observed at 1103 Å (11.24 eV). Above the threshold there were observed several vibrational structure and autoionization. © 1969, THE PHYSICAL SOCIETY OF JAPAN. All rights reserved.
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页码:178 / &
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