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TY - CONF AU - Kankadze, L. AU - Alesini, D. AU - Cardelli, F. AU - Di Raddo, G. AU - Diomede, M. ED - Liu, Lin ED - Byrd, John M. ED - Neuenschwander, Regis T. ED - Picoreti, Renan ED - Schaa, Volker R. W. TI - Brazing free RF Pulse Compressor for High Gradient Accelerators J2 - Proc. of IPAC2021, Campinas, SP, Brazil, 24-28 May 2021 CY - Campinas, SP, Brazil T2 - International Particle Accelerator Conference T3 - 12 LA - english AB - EURPRAXIA@SPARC\_{L}AB, is a proposal to upgrade the SPARC\_{L}AB test facility (at LNF, Frascati) to a soft X-ray user facility based on plasma acceleration and high-gradient X-band (11.9942 GHz) accelerating modules. Each module is made up of a group of 4 TW sections assembled on a single girder and fed by one klystron by means of one rf pulse compressor system and a low attenuation circular waveguide network that transports the rf power to the input hybrids of the sections. The pulse compressor is based on a single Barrel Open Cavity (BOC). The BOC use a ’whispering gallery’ mode which has an intrinsically high quality factor and operates in a resonant rotating wave regime. Compared to the conventional SLED scheme it requires a single cavity instead of two cavities and a 3-dB hybrid. A new brazeless mechanical design has been proposed and is described in the present paper together with the electro-magnetic and thermo-mechanical simulations. PB - JACoW Publishing CP - Geneva, Switzerland SP - 1700 EP - 1702 KW - GUI KW - cavity KW - coupling KW - simulation KW - vacuum DA - 2021/08 PY - 2021 SN - 2673-5490 SN - 978-3-95450-214-1 DO - doi:10.18429/JACoW-IPAC2021-TUPAB133 UR - https://jacow.org/ipac2021/papers/tupab133.pdf ER -