Longitudinal asymmetry in heavy ion collisions at RHIC Sanchari Thakur, Sumit Kumar Saha, Sk Noor Alam, Rupa Chatterjee and Subhasis Chattopadhyay Eur. Phys. J. A, 58 2 (2022) 13 Published online: 31 January 2022 DOI: 10.1140/epja/s10050-022-00667-0