Performance of the MPD detector at NICA in the fixed-target configuration

5 Jul 2025, 14:50
20m
БХА (Санкт-Петербургский Государственный Университет )

БХА

Санкт-Петербургский Государственный Университет

Oral Section 4. Relativistic nuclear physics, high-energy and elementary particle physics. 4. Relativistic nuclear physics, high-energy and elementary particle physics

Speaker

Viktor Riabov (NRC KI - PNPI)

Description

Multi-Purpose Detector (MPD) at NICA collider is designed to study heavy-ion collisions in the energy range 4-11 GeV. Physics program of the MPD can be extended to lower energies 2.4-3.5 GeV by detecting collisions of one of the NICA beams with a fixed target installed in the beam pipe. The fixed target configuration also provides high event rate even at low beam intensities, which may be a significant benefit in the initial period of collider operation. In this presentation, we review performance of the MPD detector in the fixed-target configuration, discuss detector acceptance and trigger system efficiency. We also propose different methods for the measurement of event centrality.

Primary author

Viktor Riabov (NRC KI - PNPI)

Presentation materials

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