New RPC gas mixtures for sustainable operation in the CMS experiment

The current operation of the Resistive Plate Chamber (RPC) system within the CMS experiment involves approximately 95% tetrafluoroethane (C 2 H 2 F 4 , TFE). However, in response to climate change concerns, the European Union has instituted a ban on TFE owing to its elevated Global Warming Potential, resulting in an associated increase in market prices. In this framework, shared endeavors within the RPC EcoGas@GIF++ Collaboration, have been dedicated to investigating novel ecological gaseous mixtures based on tetrafluoropropene (C 3 H 2 F 4 , HFO-1234ze) to ensure the sustainable functionality of RPCs. This contribution will delve into the performance outcomes derived from improved RPC gas gaps operating on HFO/CO 2 -based mixtures as ecologically viable alternatives, particularly in anticipation of the High Luminosity LHC phase (HL-LHC).

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Publication Details

Journal
Nuclear Instruments and Methods in Physics Research Section A Accelerators Spectrometers Detectors and Associated Equipment
Published
2025-08-29
DOI
https://doi.org/10.1016/j.nima.2025.170969
Primary Topic
Particle Detector Development and Performance
Type
article
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article

New RPC gas mixtures for sustainable operation in the CMS experiment

A. Santoro, L. Balleyguier, I. Lomidze, Neal Patrick Smith et al.
Nuclear Instruments and Methods in Physics Research Section A Accelerators Spectrometers Detectors and Associated Equipment
Particle Detector Development and Performance
article

New RPC gas mixtures for sustainable operation in the CMS experiment

A. Santoro, L. Balleyguier, I. Lomidze, Neal Patrick Smith, E. Asilar, Andrés Cabrera, H. Kou, C. Uribe Estrada, J. Eysermans, H. Castilla-Valdez, Xiangnan Chen, K. Skovpen, I. Crotty, A. Sánchez-Hernández, E. Shumka, A. Samalan, C. Ávila, P. Iaydjiev, B.C. Ferreira, H. R. Hoorani, F. Marujo da Silva, M. Shopova, E. Coelho, Yeonsu Ryou, C. Combaret, A. Braghieri, A. Dimitrov, A. Luciol, D. Ramos, A. Petrov, K. Mota Amarilo, Kyong Sei Lee, L. Mundim, F. Loddo, G. Iaselli, J. Zhao, P. Salvini, L. Litov, R. Hadjiiska, T. J. Kim, E. Zareian, I. Pedraza, V. Amoozegar, B. Pavlov, B. Boghrati, E. M. Da Costa, G. Sultanov, G. Galbit, Yasaman Hosseini, Qingfeng Hou, J.P. Pinheiro, D.L. Ramirez Guadarrama, Na Wang, P. Vitulo, C. Riccardi, Y. Assran, Ashfaq Ahmad, D. Piccolo, S. Bianco, M. Ebrahimi, P. Paolucci, Ping Cao, Fabiola Vazquez Valencia, F. Fienga, A. Radi, S. J. Qian, G. Grenier, C. Florez, M. Gouzevitch, J. A. Reyes Vega, I. Bagaturia, Zhenan Liu, F. Carnevali, J. Goh, G. Pugliese, Diego Andres Barbosa Trujillo, Z. Tsamalaidze, P. Montagna, R. Aly, O. Kemularia, M. Tytgat, S. Choi, B. Hong, D. De Jesus Damião, M. Thiel, Mehar Ali Shah, S. Muhammad, S. Meola, M. Abbrescia, N. Zaganidis, R. Gomes De Souza, S. Fonseca De Souza, Y. Lee, R. López-Fernández, H. Nogima, M. Ramirez-García, M. A. Mahmoud, S. Buontempo, M. Mohammadi Najafabadi, J. Shin, L. Mirabito, W. Tromeur, M. I. Asghar, J. N. Song, W. Diao, W. X. Gong, M. Barroso Ferreira Filho, L. Benussi, P. Petkov, L. Lista, N. De Filippis, А. Александров, F. Esfandi
article en

Abstract

The current operation of the Resistive Plate Chamber (RPC) system within the CMS experiment involves approximately 95% tetrafluoroethane (C 2 H 2 F 4 , TFE). However, in response to climate change concerns, the European Union has instituted a ban on TFE owing to its elevated Global Warming Potential, resulting in an associated increase in market prices. In this framework, shared endeavors within the RPC EcoGas@GIF++ Collaboration, have been dedicated to investigating novel ecological gaseous mixtures based on tetrafluoropropene (C 3 H 2 F 4 , HFO-1234ze) to ensure the sustainable functionality of RPCs. This contribution will delve into the performance outcomes derived from improved RPC gas gaps operating on HFO/CO 2 -based mixtures as ecologically viable alternatives, particularly in anticipation of the High Luminosity LHC phase (HL-LHC).

Nuclear Instruments and Methods in Physics Research Section A Accelerators Spectrometers Detectors and Associated EquipmentVol. 1082
Vrije Universiteit Brussel (BE), Bulgarian Academy of Sciences (BG), Ghent University (BE), Universidade do Estado do Rio de Janeiro (BR), Istituto Nazionale di Fisica Nucleare, Sezione di Bari (IT), Institute for Nuclear Research and Nuclear Energy (BG), Centro Brasileiro de Pesquisas Físicas (BR), Institute of Nuclear Physics of Lyon (FR), Institut de Physique des 2 Infinis de Lyon (FR)
Responsible consumption and production
Openalex Percentile: Top 90%
Particle Detector Development and Performance
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