Facile synthesis of nitrogen-doped carbon dots with robust fluorescence in a strongly alkaline solution and a reversible fluorescence ‘off–on’ switch between strongly acidic and alkaline solutions

RSC Advances ◽  
2016 ◽  
Vol 6 (110) ◽  
pp. 108203-108208 ◽  
Author(s):  
Yingbo Liu ◽  
Liang Zhou ◽  
Yanan Li ◽  
Ruiping Deng ◽  
Hongjie Zhang
Keyword(s):  
Citric Acid ◽  
Alkaline Solution ◽  
Carbon Dots ◽  
Ammonium Hydroxide ◽  
Alkaline Solutions ◽  
Facile Synthesis ◽  
Nitrogen Doped ◽  
Doped Carbon Dots ◽  
Nitrogen Doped Carbon

In this study, hydrophilic nitrogen-doped carbon dots (N-CDs) have been hydrothermally prepared using citric acid and various concentrations of ammonium hydroxide.

Facile synthesis of water-soluble and biocompatible fluorescent nitrogen-doped carbon dots for cell imaging

The Analyst ◽  
2014 ◽  
Vol 139 (7) ◽  
pp. 1692-1696 ◽  
Author(s):  
Weiping Wang ◽  
Ya-Chun Lu ◽  
Hong Huang ◽  
Jiu-Ju Feng ◽  
Jian-Rong Chen ◽  
...  
Keyword(s):  
Carbon Dots ◽  
Cell Imaging ◽  
Water Soluble ◽  
Soluble Nitrogen ◽  
Facile Synthesis ◽  
Nitrogen Doped ◽  
Low Toxicity ◽  
Good Biocompatibility ◽  
Doped Carbon Dots ◽  
Nitrogen Doped Carbon

A simple and green hydrothermal method was developed for preparation of water-soluble nitrogen-doped carbon dots (N-CDs) from streptomycin. The prepared N-CDs reveal low toxicity, high stability and good biocompatibility, which can be used as fluorescent probes for cell imaging.

Facile synthesis of porous nitrogen doped carbon dots (NCDs)@g-C3N4 for highly efficient photocatalytic and anti-counterfeiting applications

2019 ◽  
Vol 490 ◽  
pp. 592-597 ◽  
Author(s):  
Xue-Chun Yang ◽  
Yun-Ling Yang ◽  
Shao-Lin Zhang ◽  
Yu-Feng Liu ◽  
Si-Jie Fu ◽  
...  
Keyword(s):  
Carbon Dots ◽  
Facile Synthesis ◽  
Nitrogen Doped ◽  
Highly Efficient ◽  
Doped Carbon Dots ◽  
Nitrogen Doped Carbon

Nitrogen-doped carbon dots as fluorescent probe for detection of curcumin based on the inner filter effect

RSC Advances ◽  
2015 ◽  
Vol 5 (115) ◽  
pp. 95054-95060 ◽  
Author(s):  
Qingyan Zhang ◽  
Caihong Zhang ◽  
Zengbo Li ◽  
Jinyin Ge ◽  
Chenzhong Li ◽  
...  
Keyword(s):  
Citric Acid ◽  
Carbon Source ◽  
Nitrogen Source ◽  
Carbon Dots ◽  
Inner Filter Effect ◽  
Nitrogen Doped ◽  
Filter Effect ◽  
One Step ◽  
Doped Carbon Dots ◽  
Nitrogen Doped Carbon

A facile, economical and green one-step hydrothermal method for N-doped CDs was presented by using citric acid as carbon source and urea as nitrogen source. The fluorescence of N-doped CDs quenched dramatically from curcumin via inner filter effect.

Facile synthesis of nitrogen-doped carbon dots and its application as sensing probes for serum iron

2015 ◽  
Vol 17 (11) ◽  
Author(s):  
Long Wang ◽  
Juan Hou ◽  
Huiyu Li ◽  
Qi Zhao ◽  
Fengshuang Zhang ◽  
...  
Keyword(s):  
Carbon Dots ◽  
Serum Iron ◽  
Facile Synthesis ◽  
Nitrogen Doped ◽  
Doped Carbon Dots ◽  
Nitrogen Doped Carbon

A facile synthesis of long-wavelength emission nitrogen-doped carbon dots for intracellular pH variation and hypochlorite sensing

2021 ◽  
Author(s):  
Yating Meng ◽  
Huilin Zhang ◽  
Minglu Li ◽  
Wenjing Lu ◽  
Yang Liu ◽  
...  
Keyword(s):  
Intracellular Ph ◽  
Carbon Dots ◽  
Facile Synthesis ◽  
Ph Variation ◽  
Long Wavelength ◽  
Nitrogen Doped ◽  
Wavelength Emission ◽  
Doped Carbon Dots ◽  
Nitrogen Doped Carbon

A principle demonstration of the as-synthesized route of N-CDs and the application for intracellular pH variation and hypochlorite sensing.

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