作者: R. Golub , J.M. Pendlebury
DOI: 10.1016/0375-9601(75)90500-9
关键词: Physics 、 Nuclear physics 、 Neutron cross section 、 Neutron scattering 、 Neutron time-of-flight scattering 、 Neutron 、 Neutron moderator 、 Neutron temperature 、 Atomic physics 、 Thermal 、 Steady state (electronics)
摘要: Abstract We discuss some systems in which the steady state UCN density corresponds to ‘temperatures’ much lower than temperature of moderator, contrary generally accepted view that this cannot occur.