[Gao, Jian-Hua] Shandong Univ, Sch Space Sci & Phys, Weihai 264209, Peoples R China.
[Gao, Jian-Hua; Wang, Qun; Pu, Shi] Univ Sci & Technol China, Interdisciplinary Ctr Theoret Study, Hefei 230026, Peoples R China.
[Gao, Jian-Hua; Wang, Qun; Pu, Shi] Univ Sci & Technol China, Dept Modern Phys, Hefei 230026, Peoples R China.
[Liang, Zuo-Tang] Shandong Univ, Sch Phys, Jinan 250100, Shandong, Peoples R China.
[Wang, Xin-Nian] Cent China Normal Univ, Key Lab Quark & Lepton Phys MOE, Wuhan 430079, Peoples R China.