CERN Accelerating science

Article
Report number arXiv:1401.4392
Title Low Momentum Particle Detector for the NA61 Experiment at CERN
Author(s) Márton, Krisztina (Wigner RCP, Budapest) ; Kiss, Gábor (Eotvos U. ; Wigner RCP, Budapest) ; László, András (Wigner RCP, Budapest) ; Varga, Dezsö (Wigner RCP, Budapest)
Publication 2014-06-03
Imprint 17 Jan 2014
Number of pages 10
In: Nucl. Instrum. Methods Phys. Res., A 763 (2014) 372-382
DOI 10.1016/j.nima.2014.06.014
Subject category Detectors and Experimental Techniques
Accelerator/Facility, Experiment CERN SPS ; SHINE NA61
Abstract The NA61 Experiment at CERN SPS is a large acceptance hadron spectrometer, aimed at studying of hadron-hadron, hadron-nucleus, and nucleus-nucleus interactions in a fixed target environment. The present paper discusses the construction and performance of the Low Momentum Particle Detector (LMPD), a small time projection chamber unit which has been added to the original NA61 setup. The LMPD considerably extends the detector acceptance towards the backward region, surrounding the target in hadron-nucleus interactions. The LMPD features simultaneous range and ionization measurements, which allows for particle identification and momentum measurement in the 0.1 - 0.25 GeV/c momentum range for protons. The possibility of proton identification in this range is directly demonstrated.
Copyright/License Elsevier B.V. (License: arXiv nonexclusive-distrib. 1.0)



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 Zapis kreiran 2014-01-20, zadnja izmjena 2023-03-14


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