CERN Accelerating science

CMS Note
Report number CMS-CR-2015-295
Title New Fast Beam Conditions Monitoring (BCM1F) system for CMS
Author(s) for the CMS Collaboration  Show all 17 authors
Publication 2016
Imprint 07 Nov 2015
Number of pages 11
In: JINST 11 (2016) C01088
In: Topical Workshop on Electronics for Particle Physics, Lisbon, Portugal, 28 Sep - 2 Oct 2015, pp.C01088
DOI 10.1088/1748-0221/11/01/C01088
Subject category Detectors and Experimental Techniques
Accelerator/Facility, Experiment CERN LHC ; CMS
Abstract The CMS Beam Radiation Instrumentation and Luminosity (BRIL) project is composed of several systems providing the experiment protection from adverse beam conditions while also measuring the online luminosity and beam background. Although the readout bandwidth of the Fast Beam Conditions Monitoring system (BCM1F - one of the faster monitoring systems of the CMS BRIL), was sufficient for the initial LHC conditions, the foreseen enhancement of the beams parameters after the LHC Long Shutdown-1 (LS1) imposed the upgrade of the system. This paper presents the new BCM1F, which is designed to provide real-time fast diagnosis of beam conditions and instantaneous luminosity with readout able to resolve the 25 ns sub-bunch structure.
Copyright/License publication: © 2016-2025 CERN (License: CC-BY-3.0)

Corresponding record in: Inspire


 Record created 2016-01-11, last modified 2022-08-10


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