Conceptional design of a novel next-generation cryogenic stopping cell for the Low-Energy Branch of the Super-FRS

T Dickel, W R Plab, H Geissel, F Heibe, I Miskun, S Purushothman, M. P. Reiter, A K Rink, C Sheidenberger

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Abstract / Description of output

The conceptual design of a next-generation cryogenic stopping cell (CSC) for the Low-Energy Branch (LEB) of the Super-FRS has been developed. It builds on advanced techniques implemented in the prototype version of the CSC, which has recently been commissioned as part of the FRS Ion Catcher with 238U projectile and fission fragments produced at 1000 MeV/u. These techniques include cryogenic operation to ensure a high purity of the stopping gas and high-density operation enabled using an RF carpet with a small electrode structure size. The next generation CSC implements several novel concepts (e.g. perpendicular extraction) which lead to enhanced performance compared to the prototype CSC: (i) extremely short extraction times, (ii) higher rate capability, (iii) increased areal density without deteriorating extraction times, efficiencies or rate capability, (iv) minimized RF power, (v) precise range measurement of the ions and (vii) improved cleanliness of the CSC.
Original languageEnglish
Title of host publicationNuclear Instruments and Methods in Physics Research Section B: Beam Interactions with Materials and Atoms
PublisherElsevier
Pages216-220
Number of pages5
Volume376
DOIs
Publication statusPublished - 1 Jun 2016
Event International Conference on Electromagnetic Isotope Separators and Related Topics: EMIS 2015 - Grand Rapids, Michigan, United States
Duration: 11 May 201515 May 2015
https://indico.fnal.gov/event/9140/

Conference

Conference International Conference on Electromagnetic Isotope Separators and Related Topics
Country/TerritoryUnited States
CityMichigan
Period11/05/1515/05/15
Internet address

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