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快中子俘获过程
释义
快中子俘获过程
Encyclopedia
理学
核天体物理
释
rapid neutron-capture process; r-process
快中子俘获过程
一种类型的核过程。在一些极端情况下,中子密度足够强(每立方厘米1020中子以上),会使得中子俘获反应形成的不稳定丰中子核素合成抗拒向稳定核的衰变,这时核合成的路径会非常接近中子滴线,直到发展到上述过程无法优先,大多数衰变回到稳定线,这个核合成的过程称为快速中子俘获过程(r过程)。
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river regime chart
river regulation or channel improvement
river regulation planning
river regulation structure
river restoration project
river revetment right
rivers and lakes census in China
rivers and lakes health assessment
rivers and lakes survey
river sand-mining planning
Rivers and Mountains by Wang Hui
riverscape
river sediment
river sediment measurement and grain-size analysis instrument
river sediment microbes
river sediment simulation
Riverside
Riverside Church in New York City
Riverside Church in New York City
riverside historic town
riverside intake structure
Riverside Park
rivers in China
river sluice
river snails
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