Synthesis of photoluminescent carbon dots for the detection of cobalt ions

RSC Advances ◽  
2015 ◽  
Vol 5 (3) ◽  
pp. 2285-2291 ◽  
Author(s):  
Chi-Lin Li ◽  
Chih-Ching Huang ◽  
Arun Prakash Periasamy ◽  
Prathik Roy ◽  
Wei-Cheng Wu ◽  
...  

Photoluminescent carbon dots (C-dots) were prepared from l-cysteine through a simple hydrothermal process and used for selective detection of cobalt ions (Co2+), based on analyte induced aggregation and photoluminescence quenching of C-dots.

RSC Advances ◽  
2019 ◽  
Vol 9 (38) ◽  
pp. 21715-21723 ◽  
Author(s):  
Guili Wei ◽  
Ziqiang Zhao ◽  
Jie Du ◽  
Pan Li ◽  
Zhuxing Sun ◽  
...  

A highly selective and sensitive fluorescent probe for detecting Fe3+, carbon dots (CDs), was prepared with renewable reed naturally containing C, N, O, and S elements as a green and eco-friendly carbon source by a simple hydrothermal process.


RSC Advances ◽  
2021 ◽  
Vol 11 (26) ◽  
pp. 15856-15870
Author(s):  
Subramanian Sakthinathan ◽  
Ramachandran Rajakumaran ◽  
Arjunan Karthi Keyan ◽  
Chung-Lun Yu ◽  
Chia-Fang Wu ◽  
...  

A simple hydrothermal process has been used to prepare a carbon nanofiber/copper chromium dioxide (CNF/CuCrO2) composite for the selective detection of 4-nitrophenol (4-NP) and supercapacitor applications.


2014 ◽  
Vol 2 (40) ◽  
pp. 6947-6952 ◽  
Author(s):  
Yanyan Cui ◽  
Zhongbo Hu ◽  
Chunfang Zhang ◽  
Xiangfeng Liu

Simultaneously enhancing up-conversion fluorescence and red-shifting down-conversion luminescence of carbon dots has been achieved by a simple hydrothermal process.


2021 ◽  
Vol 5 (1) ◽  
pp. 84-92
Author(s):  
Shuting Chen ◽  
Chaoqun Chen ◽  
Jian Wang ◽  
Fang Luo ◽  
Longhua Guo ◽  
...  

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