Detector for Setting Up Beam Convergence and Determining Luminosity at the Interaction Point on the MPD NICA

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Abstract

A detector for adjusting the convergence of beams at the point of interaction of the MPD (multi-purpose detector) installation at the NICA collider (nuclotron-based ion collider facility) is discussed. Simulation of the detector operation for Au + Au collisions at √SNN =11 GeV is calculated. It is shown that background events from scattering on residual gas give a negligible contribution to the detector’s samples. It is discussed how to use a detector to adjust beam alignment. The calibration procedure for obtaining absolute luminosity in the MPD interaction zone with the help of this detector is considered.

About the authors

S. P. Avdeev

Joint Institute for Nuclear Research; Dubna State University

Email: alitvin@jinr.ru
Dubna, Moscow oblast, Russia; Dubna, Moscow oblast, Russia

S. G. Busin

Joint Institute for Nuclear Research

Email: alitvin@jinr.ru
Dubna, Moscow oblast, Russia

M. G. Buryakov

Joint Institute for Nuclear Research

Email: alitvin@jinr.ru
Dubna, Moscow oblast, Russia

V. M. Golovatyuk

Joint Institute for Nuclear Research

Email: alitvin@jinr.ru
Dubna, Moscow oblast, Russia

A. I. Malakhov

Joint Institute for Nuclear Research; Dubna State University

Email: alitvin@jinr.ru
Dubna, Moscow oblast, Russia; Dubna, Moscow oblast, Russia

G. D. Milnov

Joint Institute for Nuclear Research; Dubna State University

Email: alitvin@jinr.ru
Dubna, Moscow oblast, Russia; Dubna, Moscow oblast, Russia

A. B. Kurepin

Joint Institute for Nuclear Research

Email: alitvin@jinr.ru
Moscow, Russia

A. G. Litvinenko

Joint Institute for Nuclear Research; Dubna State University

Email: alitvin@jinr.ru
Dubna, Moscow oblast, Russia; Dubna, Moscow oblast, Russia

E. I. Litvinenko

Joint Institute for Nuclear Researc

Author for correspondence.
Email: alitvin@jinr.ru
Dubna, Moscow oblast, Russia

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