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  1. Book ; Online: High-rate tests on Resistive Plate Chambers operated with eco-friendly gas mixtures

    Abbrescia, M. / Aielli, G. / Aly, R. / Arena, M. C. / Barroso, M. / Benussi, L. / Bianco, S. / Bordon, F. / Boscherini, D. / Bruni, A. / Buontempo, S. / Busato, M. / Camarri, P. / Cardarelli, R. / Congedo, L. / Damiao, D. De Jesus / De Serio, M. / Di Ciaccio, A. / Di Stante, L. /
    Dupieux, P. / Eysermans, J. / Ferretti, A. / Galati, G. / Gagliardi, M. / Guida, R. / Iaselli, G. / Joly, B. / Lee, K. S. / Liberti, B. / Ramirez, D. Lucero / Mandelli, B. / Manen, S. P. / Massa, L. / Pastore, A. / Pastori, E. / Piccolo, D. / Pizzimento, L. / Polini, A. / Proto, G. / Pugliese, G. / Quaglia, L. / Ramos, D. / Rigoletti, G. / Rocchi, A. / Romano, M. / Samalan, A. / Salvini, P. / Santonico, R. / Saviano, G. / Simone, S. / Terlizzi, L. / Tytgat, M. / Vercellin, E. / Verzeroli, M. / Zaganidis, N.

    2023  

    Abstract: Results obtained by the RPC ECOgas@GIF++ Collaboration, using Resistive Plate Chambers operated with new, eco-friendly gas mixtures, based on Tetrafluoropropene and carbon dioxide, are shown and discussed in this paper. Tests aimed to assess the ... ...

    Abstract Results obtained by the RPC ECOgas@GIF++ Collaboration, using Resistive Plate Chambers operated with new, eco-friendly gas mixtures, based on Tetrafluoropropene and carbon dioxide, are shown and discussed in this paper. Tests aimed to assess the performance of this kind of detectors in high-irradiation conditions, analogous to the ones foreseen for the coming years at the Large Hadron Collider experiments, were performed, and demonstrate a performance basically similar to the one obtained with the gas mixtures currently in use, based on Tetrafluoroethane, which is being progressively phased out for its possible contribution to the greenhouse effect. Long term aging tests are also being carried out, with the goal to demonstrate the possibility of using these eco-friendly gas mixtures during the whole High Luminosity phase of the Large Hadron Collider.

    Comment: Submitted to European Physical Journal C on October 24, 2023, 15 pages, 14 figures
    Keywords Physics - Instrumentation and Detectors ; High Energy Physics - Experiment
    Subject code 621
    Publishing date 2023-11-14
    Publishing country us
    Document type Book ; Online
    Database BASE - Bielefeld Academic Search Engine (life sciences selection)

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  2. Book ; Online: Preliminary results on the long term operation of RPCs with eco-friendly gas mixtures under irradiation at the CERN Gamma Irradiation Facility

    Quaglia, L. / Ramos, D. / Abbrescia, M. / Aielli, G. / Aly, R. / Arena, M. C. / Barroso, M. / Benussi, L. / Bianco, S. / Boscherini, D. / Bordon, F. / Bruni, A. / Buontempo, S. / Busato, M. / Camarri, P. / Cardarelli, R. / Congedo, L. / Damiao, D. De Jesus / De Serio, M. /
    Di Ciacco, A. / Di Stante, L. / Dupieux, P. / Eysermans, J. / Ferretti, A. / Galati, G. / Gagliardi, M. / Garetti, S. / Guida, R. / Iaselli, G. / Joly, B. / Juks, S. A. / Lee, K. S. / Liberti, B. / Ramirez, D. Lucero / Mandelli, B. / Manen, S. P. / Massa, L. / Pastore, A. / Pastori, E. / Piccolo, D. / Pizzimento, L. / Polini, A. / Proto, G. / Pugliese, G. / Rigoletti, G. / Rocchi, A. / Romano, M. / Samalan, A. / Salvini, P. / Santonico, R. / Saviano, G. / Sessa, M. / Simone, S. / Terlizzi, L. / Tytgat, M. / Vercellin, E. / Verzeroli, M. / Zaganidis, N.

    2023  

    Abstract: Since 2019 a collaboration between researchers from various institutes and experiments (i.e. ATLAS, CMS, ALICE, LHCb/SHiP and the CERN EP-DT group), has been operating several RPCs with diverse electronics, gas gap thicknesses and detector layouts at the ...

    Abstract Since 2019 a collaboration between researchers from various institutes and experiments (i.e. ATLAS, CMS, ALICE, LHCb/SHiP and the CERN EP-DT group), has been operating several RPCs with diverse electronics, gas gap thicknesses and detector layouts at the CERN Gamma Irradiation Facility (GIF++). The studies aim at assessing the performance of RPCs when filled with new eco-friendly gas mixtures in avalanche mode and in view of evaluating possible ageing effects after long high background irradiation periods, e.g. High-Luminosity LHC phase. This challenging research is also part of a task of the European AidaInnova project. A promising eco-friendly gas identified for RPC operation is the tetrafluoruropropene (C$_{3}$H$_{2}$F$_{4}$, commercially known as HFO-1234ze) that has been studied at the CERN GIF++ in combination with different percentages of CO$_2$. Between the end of 2021 and 2022 several beam tests have been carried out to establish the performance of RPCs operated with such mixtures before starting the irradiation campaign for the ageing study. Results of these tests for different RPCs layouts and different gas mixtures, under increasing background rates are presented here, together with the preliminary outcome of the detector ageing tests.
    Keywords Physics - Instrumentation and Detectors ; High Energy Physics - Experiment
    Subject code 621
    Publishing date 2023-11-29
    Publishing country us
    Document type Book ; Online
    Database BASE - Bielefeld Academic Search Engine (life sciences selection)

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