17โ€“22 May 2026
C.I.D
Europe/Zurich timezone

E-gun and test stand development for the pulsed electron lens for space charge compensation at GSI

THP4053
21 May 2026, 16:00
2h
C.I.D

C.I.D

Deauville, France
Poster Presentation MC4.A16: Hadron accelerators: Advanced Concepts Poster session

Speaker

Kathrin Schulte-Urlichs (GSI Helmholtz Centre for Heavy Ion Research)

Description

At GSI the design of a prototype electron lens to demonstrate space charge compensation in bunched ion beams is being continued. The ultimate goal is to increase the beam intensity for FAIR by compensating for the space charge forces in the synchrotrons operating with high intensity beams by overlapping with a pulsed electron beam in the electron lens. The development of the key components โ€” e-gun and collector โ€” is currently underway with the aim of installing them in the SIS18 e-cooler and demonstrating the concept for the first time.
The conceptual design of the RF-modulated electron gun is completed, construction will start at beginning 2026 and delivery is scheduled for mid-2026. In the meantime, a test stand is being designed and will be set up at GSI to commission the e-gun and subsequently the collector.
In this contribution, an overview of the ongoing activities regarding the details of the gun design and the test stand set-up will be presented.

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Author

Kathrin Schulte-Urlichs (GSI Helmholtz Centre for Heavy Ion Research)

Co-authors

David Ondreka (GSI Helmholtz Centre for Heavy Ion Research) Katrin Thoma (Goethe University Frankfurt, GSI Helmholtz Centre for Heavy Ion Research) Peter Spiller (GSI Helmholtz Centre for Heavy Ion Research)

Presentation materials

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