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International co-operation on nuclear criticality safety

The NEA Working Party on Nuclear Criticality Safety (WPNCS) held its annual meetings on 6-10 July 2020 via video conference with 63 experts from 14 countries.

News brief Criticality safety Nuclear science Criticality WPNCS …
Published date: 5 August 2020
Activity
Criticality safety analytical methods

Criticality is the state of a nuclear reactor when there is a self-sustaining chain reaction of fissionable material. Criticality safety analysis relates to evaluation approaches in data and computat...

Criticality safety NSC Nuclear science Criticality WPNCS …
Published date: 24 March 2020
Activity
Criticality excursion

A criticality excursion (also referred to as a criticality accident) is the accidental production of a self-sustaining or divergent chain reaction of fissionable material. 

Criticality safety NSC Nuclear science Criticality WPNCS …
Published date: 24 March 2020
Activity
Used fuel criticality

Criticality is the state of a nuclear reactor when there is a self-sustaining chain reaction of fissionable material. Used or spent fuel criticality is associated with the scientific issues around as...

Criticality safety NSC Nuclear science Criticality WPNCS …
Published date: 24 March 2020
Activity
Criticality safety integral experiments

Criticality is the state of a nuclear reactor when there is a self-sustaining chain reaction of fissionable material. Criticality experiments are controlled tests using fissile materials, like pluton...

Criticality safety NSC Nuclear science Criticality WPNCS …
Published date: 24 March 2020
NEA Document
English Criticality safety NSC Nuclear science Criticality WPNCS ADSNF …
Published date: 30 October 2015
Publications and Reports
English Criticality safety NSC Nuclear science Criticality WPNCS …
Published date: 21 February 2012
Publications and Reports
English Criticality safety NSC Nuclear science Criticality WPNCS …
Published date: 20 December 2006
Publications and Reports
English Criticality safety NSC Nuclear science Criticality WPNCS …
Published date: 9 September 2008
Publications and Reports
English Criticality safety NSC Nuclear science Criticality WPNCS …
Published date: 16 May 2003