UNIVERSITY OF BUCHAREST
FACULTY OF PHYSICS

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2024-11-22 1:45

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Conference: Bucharest University Faculty of Physics 2021 Meeting


Section: Nuclear and Elementary Particles Physics


Title:
Radiation hardness studies of RPCs based on low resistivity glass


Authors:
Daniel DOROBANČšU (1, 2), Mihai PETROVICI (1, 2)


Affiliation:
1) Horia Hulubei National Institute for R&D in Physics and Nuclear Engineering -Hadronic Physics Department;

2) University of Bucharest, Faculty of Physics.



E-mail
dany.do98@gmail.com


Keywords:
Muti-Strip, Multi-Gap RPCs, ageing, high irradiation dose


Abstract:
Search of the different phase transitions and critical points, predicted by Quantum Chromodynamics (QCD) is a challenging task for the ongoing and next generation experiments at relativistic and ultra-relativistic energies. Rare probes and multi-differential studies, mandatory for understanding the physics behind the observed experimental trends, require unprecedented statistics. This could be achieved using high luminosity or high intensity beams and experimental setups based on detection and identification systems which at least maintain the performance of the present ones but in a very high counting rate environment. An experiment where such collisions will be performed is the future Compressed Baryonic Matter (CBM) experiment at the Facility for Antiproton and Ion Research (FAIR) in Darmstadt. This experiment is expected to cope with interaction rates up to 10 MHz for Au-Au collisions. CBM experiment is supposed to run for 2 months a year for 10 years, hence ageing tests of different sub-detectors, Front End Electronics (FEE) and components of the Data Acquisition (DAQ) in high irradiation dose are mandatory. One of the main sub-detectors of CBM is the Time-of-Flight (ToF) wall based on Resistive Plate Counters (RPC) essential for particle identification. Studies of ageing effects on Multi-Strip Multi-Gap RPC (MSMGRPC) in high irradiation dose and proposed solution for their reduction will be presented.


Acknowledgement:
This work was carried out under the contracts sponsored by the Romania Ministry for Education, Research and Digitalization: CBM FAIR-RO-03 (via IFA Coordination Agency) and PN-19-06 01 03.