论文标题

使用石墨的电化学蚀刻的尺寸控制的碳量点的单步合成

Single step synthesis of size-controlled carbon quantum dots using electrochemical etching of graphite

论文作者

Gaurav, Ashish, Sinha, Deepali, Prasad, Rakesh K., Singh, Dilip K.

论文摘要

碳量子点(CQD)是纳米级SP2杂交碳颗粒。在这项工作中,我们从电化学切碎方法和技术中提出了CQD的简单一步合成,以控制其在生长过程中的大小。从市售铅笔电池中提取的石墨杆用作电极:碳源。在生长过程中,通过受控电流到溶解溶液和十二烷基硫酸钠(SDS)的溶液中合成了不同大小的CQD。形成的受控大小的CQD可以用作用于广泛应用的生物成像和传感平台的荧光标记。

Carbon Quantum dots (CQD's) are nanoscale sp2 hybridized carbon particles. In this work, we present a simple one-step synthesis of CQDs from the electrochemical shredding method and technique to control its size during its growth process. A graphite rod extracted from commercially available pencil batteries was used as electrode: source of carbon. CQDs of varying sizes were synthesized through controlled current to the solution for etching and Sodium dodecyl sulfate (SDS) as capping agent during growth. CQD's of controlled sizes as formed can be used as fluorescent marker for bio-imaging and sensing platform for wide range of applications.

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