Highly photoluminescent nitrogen and sulfur co-doped carbon nanoparticles(CNPs) ca. 56 nm have been prepared through a green one-step hydrothermal synthesis route by using millet powder as carbon sources, in which t...Highly photoluminescent nitrogen and sulfur co-doped carbon nanoparticles(CNPs) ca. 56 nm have been prepared through a green one-step hydrothermal synthesis route by using millet powder as carbon sources, in which the nitrogen and sulfur co-doping improves the photoluminescent efficiency of the CNPs. The as-prepared CNPs display excellent fluorescent properties and low biotoxicity with a relatively high quantum yield of 30.4%, which have been applied for bioimaging and highly sensitive and selective detection of iron(III) ions.展开更多
基金financial supports of the National Natural Science Foundation of China(No.21535006)the Fundamental Research Funds for the Central Universities(No.XDJK2015B029)
文摘Highly photoluminescent nitrogen and sulfur co-doped carbon nanoparticles(CNPs) ca. 56 nm have been prepared through a green one-step hydrothermal synthesis route by using millet powder as carbon sources, in which the nitrogen and sulfur co-doping improves the photoluminescent efficiency of the CNPs. The as-prepared CNPs display excellent fluorescent properties and low biotoxicity with a relatively high quantum yield of 30.4%, which have been applied for bioimaging and highly sensitive and selective detection of iron(III) ions.