- prompt critical state
- мгновенная критичность
English-Russian dictionary on nuclear energy. 2015.
English-Russian dictionary on nuclear energy. 2015.
Prompt critical — In nuclear engineering, an assembly is prompt critical if for each nuclear fission event, one or more of the immediate or prompt neutrons released causes an additional fission event. This causes a rapidly exponential increase in the number of… … Wikipedia
Prompt — is an adjective meaning quick or on time , or a verb meaning to lead someone .* Command prompt, in computing, one or more characters in a command line interface to indicate that the computer is ready to accept typed input * Prompt (theatre) or… … Wikipedia
Critical mass — This article is about nuclear fission reactions. For other uses, see Critical mass (disambiguation). As part of a re creation of a 1945 criticality accident, a plutonium pit is surrounded by blocks of neutron reflective tungsten carbide. The… … Wikipedia
Prompt neutron — In nuclear engineering, a prompt neutron is a neutron immediately emitted by a nuclear fission event, as opposed to a delayed neutron decay which can occur within the same context, emitted by one of the fission products anytime from a few… … Wikipedia
North Carolina State University reactor program — Pulstar Picture of R 1 reactor while still in construction from University Archives Operating Institution North Carolina State University … Wikipedia
HISTORICAL SURVEY: THE STATE AND ITS ANTECEDENTS (1880–2006) — Introduction It took the new Jewish nation about 70 years to emerge as the State of Israel. The immediate stimulus that initiated the modern return to Zion was the disappointment, in the last quarter of the 19th century, of the expectation that… … Encyclopedia of Judaism
2007 Pakistani state of emergency — A 2007 Pakistani state of emergency was declared by Pervez Musharraf on November 3, 2007 and lasted until December 15, 2007,during which time the constitution of Pakistan was suspended.cite web | title= Musharraf imposes emergency rule |… … Wikipedia
2007 State of the Union Address — The 2007 State of the Union Address was a speech given by United States President George W. Bush on Tuesday, January 23, 2007. The President was introduced at 21:09 Eastern Standard Time (2:09 Coordinated Universal Time) and began speaking at… … Wikipedia
Nuclear chain reaction — A possible nuclear fission chain reaction. 1. A uranium 235 atom absorbs a neutron, and fissions into two new atoms (fission fragments), releasing three new neutrons and a large amount of binding energy. 2. One of those neutrons is absorbed by an … Wikipedia
Nuclear fission — For the generation of electrical power by fission, see Nuclear power. Splitting the atom redirects here. For the EP, see Splitting the Atom. Nuclear physics Radioactive decay Nuclear fission Nuclear fusio … Wikipedia
Delayed neutron — In nuclear engineering, a delayed neutron is a neutron emitted after a nuclear fission event by one of the fission products anytime from a few milliseconds to a few minutes later, similar to a prompt neutron decay which can occur within the same… … Wikipedia