A LASER-BASED COHERENT VUV SOURCE AND ITS APPLICATION TO HIGHLY RESOLVED STUDIES OF THE FANO EFFECT IN HL

被引:6
作者
HUTHFEHRE, T
MANK, A
DRESCHER, M
BOWERING, N
HEINZMANN, U
机构
[1] Fakultät für Physik, Universität Bielefeld, Bielefeld
来源
PHYSICA SCRIPTA | 1990年 / 41卷 / 04期
关键词
D O I
10.1088/0031-8949/41/4/016
中图分类号
O4 [物理学];
学科分类号
0702 ;
摘要
A highly resolving apparatus for molecular photoionization experiments based on resonantly enhanced sum-frequency mixing is discussed. The VUV source, based upon commercially available laser equipment, delivers more than 1011 photons/second at a bandwidth of 0.38 cm−1 with linear or circular polarization. Results of photoelectron yield measurements obtained for the complete (n* = 6) Rydberg order of the autoionization resonances in the region of the spin-orbit split 2Π states of the HI+ ion are presented. In addition, measurements of the angle-integrated spin-polarization of the photoelectrons, ejected by circularly polarized radiation (Fano effect) are discussed. © 1990 IOP Publishing Ltd.
引用
收藏
页码:454 / 457
页数:4
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