NA62 RICH performance: measurement and optimization

The Ring Imaging Cherenkov detector of the NA62 experiment at CERN SPS was commissioned in 2014, but the optimal performance was achieved in 2016 after the precise mirror alignment with reconstructed tracks. The measurement and monitoring of basic performance parameters is discussed: ring radius res...

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Detalles Bibliográficos
Autores principales: Anzivino, G, Barbanera, M, Bizzeti, A, Brizioli, F, Bucci, F, Cassese, A, Cenci, P, Checcucci, B, Ciaranfi, R, Duk, V, Engelfried, J, Estrada-Tristan, N, Iacopini, E, Imbergamo, E, Latino, G, Lenti, M, Lollini, R, Pepe, M, Piccini, M, Volpe, R
Lenguaje:eng
Publicado: Elsevier 2020
Materias:
Detectors and Experimental Techniques
Acceso en línea:https://dx.doi.org/10.1016/j.nima.2018.12.051
http://cds.cern.ch/record/2715460
Descripción
Sumario:The Ring Imaging Cherenkov detector of the NA62 experiment at CERN SPS was commissioned in 2014, but the optimal performance was achieved in 2016 after the precise mirror alignment with reconstructed tracks. The measurement and monitoring of basic performance parameters is discussed: ring radius resolution, ring centre resolution, single hit resolution and mean number of hits per ring. The performance is measured with 2016 data on the positron sample. Different contributions to the resolutions are calculated.

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