Collective effects near transition energy in the proton mode of HIAF/BRing. (1st December 2020) - Cai, F.C.; Yang, J.C.; Liu, J.; Shen, G.D.; Chen, X.Q.; Xu, Z.; Yin, D.Y.; Cong, Y.; Jin, P.; Zhu, G.Y.; Xia, J.W.; Xu, H.S.; et al.