prompt neutron

См. также в других словарях:

• prompt neutron — noun One released in a primary nuclear fission process with practically zero delay • • • Main Entry: ↑prompt * * * prompt neutron, a neutron emitted in nuclear fission with almost zero delay, as distinguished from a delayed neutron …   Useful english dictionary

• 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

• prompt neutron — akimirkinis neutronas statusas T sritis fizika atitikmenys: angl. prompt neutron vok. Promptneutron, n rus. мгновенный нейтрон, m pranc. neutron instantané, m …   Fizikos terminų žodynas

• prompt neutron — ▪ nuclear particle       in nuclear fission reactions, neutron emitted instantaneously by a nucleus undergoing fission in contrast to a delayed neutron, which is emitted by an excited nucleus among the fission products at an appreciable time… …   Universalium

• prompt neutron — /prɒmpt ˈnjutrɒn/ (say prompt nyoohtron) noun a neutron emitted during a nuclear fission process without measurable delay, i.e., in less than a millionth of a second …  

• 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

• 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

• neutron instantané — akimirkinis neutronas statusas T sritis fizika atitikmenys: angl. prompt neutron vok. Promptneutron, n rus. мгновенный нейтрон, m pranc. neutron instantané, m …   Fizikos terminų žodynas

• Prompt gamma neutron activation analysis — (PGAA) is a very widely applicable technique for determining the presence and amount of many elements simultaneously in samples ranging in size from micrograms to many grams. It is a non destructive method, and the chemical form and shape of the… …   Wikipedia

• Neutron detection — is the effective detection of neutrons entering a well positioned detector. There are two key aspects to effective neutron detection: hardware and software. Detection hardware refers to the kind of neutron detector used (the most common today is… …   Wikipedia

• Neutron emission — Neutron emitters to left of lower dashed line Z → 0 1 2 n ↓ n H He 3 4 0 1H Li Be 5 6 1 …   Wikipedia