30 July 2025 to 1 August 2025
Goethe University Frankfurt am Main
Europe/Berlin timezone
1st Additive Manufacturing for Linear Accelerators Workshop

Additive Manufacturing of GHz RF Cavities from Pure Copper

31 Jul 2025, 10:45
25m
02.201a/b (Goethe University Frankfurt am Main)

02.201a/b

Goethe University Frankfurt am Main

Max-von-Laue-Str. 1 60438 Frankfurt am Main

Speaker

Michael Mayerhofer (Universität der Bundeswehr München)

Description

Our research focuses on exploitation the potential of AM for S- and C-band RF cavities made from pure copper.Prototypes of a 5-cell S-band drift tube resonator and side-coupled cavity cells, commonly used in linac systems for medical and industrial applications, have been successfully additively manufactured. Evaluation of these prototypes reveals that AM cavities perform comparably to conventionally manufactured in terms of e.g. vacuum tightness, geometric accuracy and surface conductivity. Simultaneously, AM allows for a major cost reductions and increased shunt impedance.
Our results highlight the potential of AM in RF cavity fabrication and, consequently, performance improvements for linacs.

Primary author

Michael Mayerhofer (Universität der Bundeswehr München)

Presentation materials

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