NEW INSIGHTS INTO THE ASTROPHYSICAL RHO-PROCESS

被引:156
作者
MATHEWS, GJ [1 ]
COWAN, JJ [1 ]
机构
[1] UNIV OKLAHOMA, DEPT PHYS & ASTRON, NORMAN, OK 73019 USA
关键词
D O I
10.1038/345491a0
中图分类号
O [数理科学和化学]; P [天文学、地球科学]; Q [生物科学]; N [自然科学总论];
学科分类号
07 ; 0710 ; 09 ;
摘要
Elements heavier than iron are known to be made partly by rapid neutron capture - the astrophysical r-process. New data from nuclear experiments and astronomical observations may allow some of the proposed astrophysical sites for the r-process to be ruled out and suggest that these elements are mostly produced in type II supernovae. © 1990 Nature Publishing Group.
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收藏
页码:491 / 494
页数:4
相关论文
共 57 条
[1]   SOLAR-SYSTEM ABUNDANCES OF THE ELEMENTS [J].
ANDERS, E ;
EBIHARA, M .
GEOCHIMICA ET COSMOCHIMICA ACTA, 1982, 46 (11) :2363-2380
[2]   ABUNDANCES OF THE ELEMENTS - METEORITIC AND SOLAR [J].
ANDERS, E ;
GREVESSE, N .
GEOCHIMICA ET COSMOCHIMICA ACTA, 1989, 53 (01) :197-214
[3]   COSMOLOGICAL QUANTUM CHROMODYNAMICS, NEUTRON DIFFUSION, AND THE PRODUCTION OF PRIMORDIAL HEAVY-ELEMENTS [J].
APPLEGATE, JH ;
HOGAN, CJ ;
SCHERRER, RJ .
ASTROPHYSICAL JOURNAL, 1988, 329 (02) :572-579
[4]   SYNTHESIS OF THE ELEMENTS IN STARS [J].
BURBIDGE, EM ;
BURBIDGE, GR ;
FOWLER, WA ;
HOYLE, F .
REVIEWS OF MODERN PHYSICS, 1957, 29 (04) :547-650
[5]   STUDIES OF HEAVY-ELEMENT SYNTHESIS IN GALAXY .2. SURVEY OF E-PROCESS, R-PROCESS, AND S-PROCESS ABUNDANCES [J].
BUTCHER, HR .
ASTROPHYSICAL JOURNAL, 1975, 199 (03) :710-717
[6]  
Cameron A., 1982, ESSAYS NUCL ASTROPHY, P23
[7]   THE WAITING POINT APPROXIMATION IN R-PROCESS CALCULATIONS [J].
CAMERON, AGW ;
COWAN, JJ ;
TRURAN, JW .
ASTROPHYSICS AND SPACE SCIENCE, 1983, 91 (02) :235-243
[8]  
CAMERON AGW, 1970, P INT C PROPERTIES N
[9]   THE AGE-VELOCITY-DISPERSION RELATION IN THE SOLAR NEIGHBORHOOD [J].
CARLBERG, RG ;
DAWSON, PC ;
HSU, T ;
VANDENBERG, DA .
ASTROPHYSICAL JOURNAL, 1985, 294 (02) :674-681
[10]   NEUTRON-STAR FORMATION, THERMONUCLEAR SUPERNOVAE, AND HEAVY-ELEMENT REIMPLOSION [J].
COLGATE, SA .
ASTROPHYSICAL JOURNAL, 1971, 163 (02) :221-&