Assertion: heavy water | /r/CapableOf | submit plan
Facets:
value: in august
type: TEMPORAL
value: to the russian academy of sciences
type: TRANSITIVE-OBJECT
Source sentences:
text: In October 1939, Soviet physicists Yakov Borisovich Zel'dovich and Yulii Borisovich Khariton concluded that heavy water and carbon were the only feasible moderators for a natural uranium reactor, and in August 1940, along with Georgy Flyorov, submitted a plan to the Russian Academy of Sciences calculating that 15 tons of heavy water were needed for a reactor.