MEASUREMENTS OF REACTION CROSS-SECTIONS FOR NEUTRON-RICH EXOTIC NUCLEI BY A NEW DIRECT METHOD

被引:86
作者
VILLARI, ACC
MITTIG, W
PLAGNOL, E
SCHUTZ, Y
LEWITOWICZ, M
BIANCHI, L
FERNANDEZ, B
GASTEBOIS, J
GILLIBERT, A
STEPHAN, C
TASSANGOT, L
AUDI, G
ZHAN, WL
CUNSOLO, A
FOTI, A
BELEZYOROV, A
LUKYANOV, S
PENIONZHKEVICH, Y
机构
[1] GRAND ACCELERATEUR NATL IONS LOUDRES,F-14021 CAEN,FRANCE
[2] CTR SPECTROMETRIE NUCL & SPECTROMETRIE MASSE,F-91405 ORSAY,FRANCE
[3] CENS,DEPT PHYS NUCL,BE,F-91191 GIF SUR YVETTE,FRANCE
[4] INST PHYS NUCL,F-91406 ORSAY,FRANCE
[5] DIPARTIMENTO FIS,I-95129 CATANIA,ITALY
[6] INST MODERN PHYS,LANZHOU,PEOPLES R CHINA
[7] LNP,INR,MOSCOW,USSR
[8] IST NAZL FIS NUCL,I-95129 CATANIA,ITALY
关键词
D O I
10.1016/0370-2693(91)91588-M
中图分类号
P1 [天文学];
学科分类号
0704 ;
摘要
A new, simple, direct method for the measurement of reaction cross sections (sigma-R) is presented. The sigma-R for neutron-rich exotic nuclei were measured and the reduced strong absorption radii r0(2) were deduced. A strong isospin dependence of r0(2) was observed for measured isobars with masses from A = 10 up to A = 18. For heavier nuclei, this dependence is strongly reduced.
引用
收藏
页码:345 / 350
页数:6
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