A 385-MEV MEASUREMENT OF (P,2P) CROSS SECTIONS IN MEDIUM-WEIGHT AND HEAVY NUCLEI

被引:98
作者
JAMES, AN
ANDREWS, PT
KIRKBY, P
LOWE, BG
机构
[1] Oliver Lodge Laboratory, The University of Liverpool, Liverpool
关键词
NUCLEAR REACTIONS;
D O I
10.1016/0375-9474(69)90388-1
中图分类号
O57 [原子核物理学、高能物理学];
学科分类号
070202 ;
摘要
Measurements of differential cross sections for (p, 2p) reaction at an incident proton energy of 385 MeV are interpreted in terms of a distorted momentum distribution for the struck proton in the original target nucleus. The target nuclei studied were 40Ca, 45Sc, 59Co, 58Ni, 120Sn, 208Pb and 209Bi. In all but the heaviest nuclei, the distorted momentum distribution varies with binding energy of the proton in such a way as to invite a simple shell-model interpretation. This simple interpretation indicates that the binding energy of the Is protons does not increase with mass number after it has reached a value near 55 MeV. © 1969.
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页码:145 / &
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