Possible singlet and triplet superconductivity on honeycomb lattice Long-Yun Xiao, Shun-Li Yu, Wei Wang, Zi-Jian Yao and Jian-Xin Li EPL, 115 2 (2016) 27008 Published online: 30 August 2016 DOI: 10.1209/0295-5075/115/27008