prompt+criticality

См. также в других словарях:

• 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

• Criticality accident — …   Wikipedia

• Criticality — may refer to: Critical thinking in education Critical reflection in adult education Critical mass in nuclear reactions Criticality accident Criticality matrix Nuclear Criticality Safety Prompt critical, an assembly for each nuclear fission event… …   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

• International Nuclear Event Scale — The International Nuclear and Radiological Event Scale (INES) was introduced in 1990[1] by the International Atomic Energy Agency (IAEA) in order to enable prompt communication of safety significance information in case of nuclear accidents. The… …   Wikipedia

• Harry K. Daghlian, Jr. — [ plutonium surrounded by neutron reflecting tungsten carbide blocks in a re enactment of Harry Daghlian s 1945 experiment.] Harry K. Daghlian, Jr., (1921 ndash; September 15, 1945) was a physicist with the Manhattan Project who died from… …   Wikipedia

• Pressurized water reactor — (PWRs) (also VVER if of Russian design) are generation II nuclear power reactors that use ordinary water under high pressure (superheated water) as coolant and neutron moderator. The primary coolant loop is kept under high pressure to prevent the …   Wikipedia

• Nuklearkatastrophe von Fukushima — Satellitenfoto der Reaktorblöcke 1 bis 4 (von rechts nach links) am 16. März 2011 nach mehreren Explosionen und Bränden. Als Nuklearkatastrophe von Fukushima werden eine Reihe von katastrophalen Unfällen und schweren Störfällen im… …   Deutsch Wikipedia

• Chronologie de l'accident nucléaire de Fukushima — 37° 25′ 17″ N 141° 01′ 57″ E / 37.42138889, 141.0325 …   Wikipédia en Français

• мгновенная критичность — — [А.С.Гольдберг. Англо русский энергетический словарь. 2006 г.] Тематики энергетика в целом EN prompt criticality …   Справочник технического переводчика

• 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