%0 Journal Article %T Time-efficient syntheses of nitrogen and sulfur co-doped graphene quantum dots with tunable luminescence and their sensing applications %A Xu, Hongbo %A Zhou, Shenghai %A Xiao, Lili %A Yuan, Qunhui %A Gan, Wei %J RSC Advances %V 6 %N 43 %P 36554-36560 %D 2016-04-12 %I The Royal Society of Chemistry %~ DeepDyve