Wet Chemistry Route to Hydrophobic Blue Fluorescent Nanodiamond

被引:351
作者
Mochalin, Vadym N. [1 ]
Gogotsi, Yury [1 ]
机构
[1] Drexel Univ, Dept Mat Sci & Engn, Philadelphia, PA 19104 USA
关键词
NEAR-INFRARED FLUORESCENCE; WALLED CARBON NANOTUBES; LOW CYTOTOXICITY; GENE-EXPRESSION; IN-VIVO; DOTS; DELIVERY; POWDERS; BRIGHT; CELLS;
D O I
10.1021/ja9004514
中图分类号
O6 [化学];
学科分类号
0703 ;
摘要
Hydrophobic blue fluorescent nanodiamond was synthesized by covalent linking of octadecylamine to the surface of nanodiamond particles. The material is easily dispersible in hydrophobic solvents, forming a transparent colloidal solution, and can be used in those applications where stable dispersions of nanodiamond in fuels, polymers or oils are required. Bright blue fluorescence of the octadecylamine-modified nanodiamond opens up new avenues for its use as a non-toxic quantum dot analogue for biomedical imaging of cellular membranes and other hydrophobic components of biological systems. Similar surface modification can be used for other carbon nanoparticles.
引用
收藏
页码:4594 / +
页数:3
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