| 摘要 |
<p>1,252,119. Producing neutrons. NATIONAL NUCLEAR CORP. 2 Sept., 1970 [3 Sept., 1969], no. 41980/70. Heading G6P. In a low energy neutron source, using the reaction:- a mixture of powdered plutonium 238 dioxide and powdered lithium hydride is sealed into a stainless steel can. A copper heat sink is interposed between the container wall and the powder to avoid over-heating of the hydride during welding of the can.</p> |
