Assertion: deuterium's neutron | /r/CapableOf | make about 18 collisions
Facets:
value: to reduce its energy level
type: PURPOSE
value: with hydrogen nuclei
type: OTHER
Source sentences:
text: A 1 Million Electron Volt (MeV) neutron must make about 18 collisions with HYDROGEN nuclei to REDUCE ITS ENERGY LEVEL to thermal values.