Communication: Formation of slow electrons in the Auger decay of core-ionized water molecules

被引:5
作者
Hikosaka, Y. [1 ]
Yamamoto, K. [1 ]
Nakano, M. [2 ,3 ]
Odagiri, T. [2 ]
Soejima, K. [1 ]
Suzuki, I. H. [3 ]
Lablanquie, P. [4 ,5 ]
Penent, F. [4 ,5 ]
Ito, K. [3 ]
机构
[1] Niigata Univ, Dept Environm Sci, Niigata 9502181, Japan
[2] Tokyo Inst Technol, Dept Chem, Ookayama, Tokyo 1528550, Japan
[3] High Energy Accelerator Org, Inst Mat Struct Sci, Photon Factory, Tsukuba, Ibaraki 3050801, Japan
[4] Univ Paris 06, UPMC, F-75231 Paris 05, France
[5] CNRS, LCPMR, UMR 7614, F-75231 Paris 05, France
基金
日本学术振兴会;
关键词
TRACKS;
D O I
10.1063/1.4768213
中图分类号
O64 [物理化学(理论化学)、化学物理学];
学科分类号
070304 ; 081704 ;
摘要
Double Auger decay of O1s(-1) and its satellite states in H2O has been studied with a multi-electron coincidence method, and a process leading to autoionizing O* fragments has been revealed. The breaking of the two O-H bonds producing the autoionizing O* fragments occurs for highly excited H2O2+ populated by the initial Auger decay. The O* fragments are more favorably produced in the decay from the satellite states, resulting from the larger population of highly excited H2O2+ states inheriting the valence excitation in the initial state. (C) 2012 American Institute of Physics. [http://dx.doi.org/10.1063/1.4768213]
引用
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页数:4
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