We are currently in a long shutdown
08 Oct 2021



​ISIS teams are currently ramping up operations after a long-shutdown peri​od, with a user cycle starting on 1 March.


​Target being removed from TS1


 ISIS has been in a long shutdown to enable refurbishment of the first target station​ and replacement of a tank in the linear ​accelerator.Our s​hutdown update page will be updated regularly with how these projects are progressing. ​​​

Applications to both TS1 and TS2 will be invited in Spring 2022​ - proposal deadline 17:00 BST Wednesday 20 April 2022.

The dates below show the dates for upcoming run cycles. Those from September 2022 onwards are provisional.​

CycleCycle start dateCycle end dateTarget station(s)Maintenance day(s)
2021/021 March 20228 April 2022TS2 only16 March 2022
2022/013 May 20222 June 2022

TS2 only​

18 May 2022
2022/0228 June 202229 July 2022

TS2 only

(TS1 commissioning)

13 July 2022
2022/0313 Sept 202214 Oct 2022TS1 and TS228 Sep 2022
2022/048 Nov 202216 Dec 2022TS1 and TS223 Nov 2022
2022/0514 Feb 202331 March 2023TS1 and TS2

1 March 2023

15 March 2023

A diagram of the currently-planned proposal rounds and run cycles is shown below.

Diagram showing the planned proposal routes and run cycles

Contact: de Laune, Rosie (STFC,RAL,ISIS)