19–24 May 2024
Music City Center
US/Central timezone

Summary of the commissioning of the active harmonic EU cavity

TUPG03
21 May 2024, 16:00
2h
Bluegrass (MCC Exhibit Hall A)

Bluegrass

MCC Exhibit Hall A

Poster Presentation MC2.A05 Synchrotron Radiation Facilities Tuesday Poster Session

Speaker

Jesus Ocampo (ALBA Synchrotron (Spain))

Description

A collaboration agreement between the ALBA, DESY and HZB institutions was signed on 2021 in order to commission the 3rd harmonic normal conducting, HOM damped, active cavity designed and prototyped by ALBA. The cavity prototype arrived to ALBA in December 2021, and successfully passed the low power RF and vacuum tests. Afterwards, in January 2022 it was sent to HZB and mounted in the SUPRALAB@HZB, in the HoBiCat bunker for bead-pull measurements and high-power conditioning. Finally, in May 2022 the cavity was installed in the BESSY-II ring for test with beam. In this contribution we summarize and highlight the major results after two years of commissioning with beam including the lengthening capability of the cavity for single bunch and homogeneous filling pattern, lifetime increase measurements, HOM damping capability and transient beam loading effects due to the presence of a gap in the filling pattern.

Region represented Europe
Paper preparation format LaTeX

Author

Francis Perez (ALBA Synchrotron (Spain))

Co-authors

Alexander Matveenko (Helmholtz-Zentrum Berlin für Materialien und Energie) Andranik Tsakanian (Universität Hamburg) Herbert De Gersem (Technical University of Darmstadt) Ignasi Bellafont (ALBA Synchrotron (Spain)) Jesus Ocampo (ALBA Synchrotron (Spain)) Liangliang Shi (Helmholtz-Zentrum Berlin für Materialien und Energie) Markus Ries (Helmholtz-Zentrum Berlin für Materialien und Energie) Nils-Oliver Fröhlich (Deutsches Elektronen-Synchrotron DESY) Peter Hülsmann (Deutsches Elektronen-Synchrotron DESY) Mr Pol Solans (ALBA Synchrotron (Spain)) Ruediger Onken (Deutsches Elektronen-Synchrotron DESY) Tobias Loewner (Helmholtz-Zentrum Berlin für Materialien und Energie) Wolfgang Müller (Technical University of Darmstadt) Yegor Tamashevich (Helmholtz-Zentrum Berlin für Materialien und Energie)

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