FUSION CROSS-SECTIONS FOR ALPHA + CA-40, CA-44 AND THE PROBLEM OF ANOMALOUS LARGE-ANGLE SCATTERING

被引:34
作者
EBERHARD, HA [1 ]
APPEL, C [1 ]
BANGERT, R [1 ]
CLEEMANN, L [1 ]
EBERTH, J [1 ]
ZOBEL, V [1 ]
机构
[1] UNIV COLOGNE,INST KERNPHYS,D-5000 COLOGNE 41,FED REP GER
关键词
D O I
10.1103/PhysRevLett.43.107
中图分类号
O4 [物理学];
学科分类号
0702 ;
摘要
Fusion cross sections for the reactions +Ca40 and +Ca44 have been measured between 10 and 27 MeV (lab) via the detection of the radiation of the evaporation residues. At maximum the cross sections are about 1170 mb for +Ca44 and about 970 mb for +Ca40. This difference supports recent optical-model and semiclassical interpretations that the well-known anomalous large-angle scattering results from different absorption strengths for these two systems. © 1979 The American Physical Society.
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页码:107 / 110
页数:4
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