# Research into the effects of temperature on the criticality safety of fissile systems

> Contract award record from UK public-sector procurement sources.

## Key facts

- Public buyer: [Health & Safety Executive](/buyers/health-safety-executive/contract-awards)
- Contract winner: Amec Foster Wheeler
- Award value: £65,537
- Tender value: £65,537
- Award date: 26 October 2017
- Published: 8 November 2017
- Contract start: 8 November 2017
- Contract end: 19 February 2018
- Stage: awarded
- Procurement category: services
- Notice ID: 4b6fe9fe-6ac3-429e-8f50-a5775b7cdfdf-180533
- OCID: ocds-b5fd17-6affb02e-817d-4689-943c-8ddf544544e5

## Description

Provide details of the important nuclear processes at play \(changes in reaction rates from Doppler broadening/narrowing, Fermi age, increases in cross-sections\) and how these may change with temperature\. The important physical changes that will occur with variations in temperature and how this can affect the neutron multiplication\.

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## Source

[View the original notice on Contracts Finder](https://www.contractsfinder.service.gov.uk/Notice/4b6fe9fe-6ac3-429e-8f50-a5775b7cdfdf-180533)