Superconducting pairing symmetry in frustrating t-J model: Electronic Raman absorption Hong-Yan Lu, Da Wang, Li-Peng Shi, San Chen, Li-Qin Zhang, Pi-Feng Gong and Bao-Tong Liu Eur. Phys. J. B, 86 3 (2013) 108 Published online: 20 March 2013 DOI: 10.1140/epjb/e2013-31057-9