CERN Accelerating science

Article
Report number arXiv:2212.06541
Title Analysis of test beam data taken with a prototype of TPC with resistive Micromegas for the T2K Near Detector upgrade
Author(s) Attié, D. (IRFU, Saclay) ; Ballester, O. (Barcelona, IFAE) ; Batkiewicz-Kwasniak, M. (Cracow, INP) ; Billoir, P. (LPNHE, Paris) ; Blanchet, A. (LPNHE, Paris) ; Blondel, A. (LPNHE, Paris) ; Bolognesi, S. (IRFU, Saclay) ; Boullon, R. (IRFU, Saclay) ; Calvet, D. (IRFU, Saclay) ; Casado, M.P. (Barcelona, IFAE ; Barcelona, Autonoma U.) ; Catanesi, M.G. (INFN, Bari) ; Cicerchia, M. (INFN, Legnaro) ; Cogo, G. (INFN, Padua) ; Colas, P. (IRFU, Saclay) ; Collazuol, G. (INFN, Padua) ; Dalmazzone, C. (LPNHE, Paris) ; Daret, T. (IRFU, Saclay) ; Delbart, A. (IRFU, Saclay) ; De Lorenzis, A. (Barcelona, IFAE) ; Dolan, S. (CERN) ; Dygnarowicz, K. (Warsaw U. of Tech.) ; Dumarchez, J. (LPNHE, Paris) ; Emery-Schrenk, S. (IRFU, Saclay) ; Ershova, A. (IRFU, Saclay) ; Eurin, G. (IRFU, Saclay) ; Feltre, M. (INFN, Padua) ; Forza, C. (INFN, Padua) ; Giannessi, L. (INFN, Padua) ; Giganti, C. (LPNHE, Paris) ; Gramegna, F. (INFN, Legnaro) ; Grassi, M. (INFN, Padua) ; Guigue, M. (LPNHE, Paris) ; Hamacher-Baumann, P. (RWTH Aachen U.) ; Hassani, S. (IRFU, Saclay) ; Henaff, D. (IRFU, Saclay) ; Iacob, F. (INFN, Padua) ; Jesús-Valls, C. (Barcelona, IFAE) ; Joshi, S. (IRFU, Saclay) ; Kurjata, R. (Warsaw U. of Tech.) ; Lamoureux, M. (INFN, Padua) ; Langella, A. (INFN, Naples) ; Laporte, J.F. (IRFU, Saclay) ; Lavitola, L. (INFN, Naples) ; Lehuraux, M. (IRFU, Saclay) ; Longhin, A. (INFN, Padua) ; Lux, T. (Barcelona, IFAE) ; Magaletti, L. (INFN, Bari) ; Marchi, T. (INFN, Legnaro) ; Mellet, L. (LPNHE, Paris) ; Mezzetto, M. (INFN, Padua) ; Munteanu, L. (CERN) ; Nguyen, Q.V. (LPNHE, Paris) ; Orain, Y. (LPNHE, Paris) ; Pari, M. (INFN, Padua) ; Parraud, J.-M. (LPNHE, Paris) ; Pastore, C. (INFN, Bari) ; Pepato, A. (INFN, Padua) ; Pierre, E. (LPNHE, Paris) ; Garcia, C. Pio (Barcelona, IFAE) ; Popov, B. (LPNHE, Paris) ; Porthault, J. (IRFU, Saclay) ; Przybiliski, H. (Cracow, INP) ; Pupilli, F. (INFN, Padua) ; Radermacher, T. (RWTH Aachen U.) ; Radicioni, E. (INFN, Bari) ; Rossi, F. (IRFU, Saclay) ; Roth, S. (RWTH Aachen U.) ; Russo, S. (LPNHE, Paris) ; Rychter, A. (Warsaw U. of Tech.) ; Scomparin, L. (INFN, Padua) ; Smyczek, D. (RWTH Aachen U.) ; Steinmann, J. (RWTH Aachen U.) ; Suvorov, S. (LPNHE, Paris) ; Swierblewski, J. (Cracow, INP) ; Terront, D. (LPNHE, Paris) ; Thamm, N. (RWTH Aachen U.) ; Toussenel, F. (LPNHE, Paris) ; Valentino, V. (INFN, Bari) ; Varghese, M. (Barcelona, IFAE) ; Vasseur, G. (IRFU, Saclay) ; Virginet, U. (LPNHE, Paris) ; Yevarouskaya, U. (LPNHE, Paris) ; Ziembicki, M. (Warsaw U. of Tech.) ; Zito, M. (LPNHE, Paris)
Publication 2023-04-12
Imprint 2022-12-13
Number of pages 44
In: Nucl. Instrum. Methods Phys. Res., A 1052 (2023) 168248
DOI 10.1016/j.nima.2023.168248 (publication)
Subject category physics.ins-det ; Detectors and Experimental Techniques
Abstract In this paper we describe the performance of a prototype of the High Angle Time Projection Chambers (HA-TPCs) that are being produced for the Near Detector (ND280) upgrade of the T2K experiment. The two HA-TPCs of ND280 will be instrumented with eight Encapsulated Resistive Anode Micromegas (ERAM) on each endplate, thus constituting in total 32 ERAMs. This innovative technique allows the detection of the charge emitted by ionization electrons over several pads, improving the determination of the track position. The TPC prototype has been equipped with the first ERAM module produced for T2K and with the HA-TPC readout electronics chain and it has been exposed to the DESY Test Beam in order to measure spatial and dE/dx resolution. In this paper we characterize the performances of the ERAM and, for the first time, we compare them with a newly developed simulation of the detector response. Spatial resolution better than 800 ${\mu \rm m}$ and dE/dx resolution better than 10% are observed for all the incident angles and for all the drift distances of interest. All the main features of the data are correctly reproduced by the simulation and these performances fully fulfill the requirements for the HA-TPCs of T2K.
Copyright/License publication: © 2023-2024 Elsevier B.V.
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