Shùnfā zhōngzǐ hé huǎnfā zhōngzǐ shì fǎnyìngduī kòngzhì de guānjiàn.
Prompt and delayed neutrons are key to reactor control.
Tips
usage
Pairs with 缓发中子 (huǎnfā zhōngzǐ, 'delayed neutron'). Reactor stability depends on the small fraction of delayed neutrons — without them, control rods would be too slow to react.