TY - CONF AU - Czwalinna, Marie Kristin AU - Roever, Jan AU - Kral, Jiri TI - Recent Upgrades Of Longitudinal Diagnostics At FLASH JO - 2673-5350 CY - Geneva PB - JACoW Publishing M1 - PUBDB-2025-03888 SN - 978-3-95450-262-2 SP - 670 - 672 PY - 2025 AB - In the framework of the recent FLASH2020+ upgrade program, the longitudinal electron beam diagnostics of the FLASH accelerator had been modernized and extended by additional devices, including an electro-optical bunch length detector (EOD), as well as an additional bunch compression monitor (BCM) and a bunch arrival-time monitor BAM) in the new direct seeding beamline FLASH1. Also, the THz intensity spectrometer (CRISP) received a modernized control interface that will allow non-experts to perform bunch profile measurements.The paper presents an overview on the current status of the longitudinal electron beam diagnostics at FLASH and the ongoing (re-)commissioning. T2 - 14th International Beam Instrumentation Conference CY - 7 Sep 2025 - 11 Sep 2025, Liverpool (UK) Y2 - 7 Sep 2025 - 11 Sep 2025 M2 - Liverpool, UK KW - Accelerator Physics (Other) KW - MC05 - MC05: Longitudinal Diagnostics and Synchronization (Other) LB - PUB:(DE-HGF)16 ; PUB:(DE-HGF)8 ; PUB:(DE-HGF)7 DO - DOI:10.18429/JACoW-IBIC2025-WEPCO23 UR - https://bib-pubdb1.desy.de/record/637663 ER -