Large scale synthesis of graphene quantum dots (GQDs) from waste biomass and their use as an efficient and selective photoluminescence on–off–on probe for Ag+ions

Nanoscale ◽  
2014 ◽  
Vol 6 (20) ◽  
pp. 11664-11670 ◽  
Author(s):  
Anil Suryawanshi ◽  
Mandakini Biswal ◽  
Dattakumar Mhamane ◽  
Rohan Gokhale ◽  
Shankar Patil ◽  
...  
RSC Advances ◽  
2016 ◽  
Vol 6 (86) ◽  
pp. 82648-82653 ◽  
Author(s):  
Linfan Tian ◽  
Siwei Yang ◽  
Yucheng Yang ◽  
Jipeng Li ◽  
Yuan Deng ◽  
...  

An electrochemical bottom-up synthesis of N-doped GQDs (N-GQDs) with large amount of well-defined edge groups was developed for the first time. The exclusive edge group of the obtained N-GQDs is –NH2 results in the excitation wavelength independence behavior.


2015 ◽  
Vol 5 (1) ◽  
Author(s):  
Hun Park ◽  
Sung Hyun Noh ◽  
Ji Hye Lee ◽  
Won Jun Lee ◽  
Jae Yun Jaung ◽  
...  

2012 ◽  
Vol 23 (6) ◽  
pp. 065602 ◽  
Author(s):  
Kyungnam Kim ◽  
Sohee Jeong ◽  
Ju Yeon Woo ◽  
Chang-Soo Han

2014 ◽  
Vol 37 ◽  
pp. 823-827 ◽  
Author(s):  
Nguyen Thi Minh Thuy ◽  
Tran Thi Kim Chi ◽  
Ung Thi Dieu Thuy ◽  
Nguyen Quang Liem

NANO ◽  
2021 ◽  
pp. 2150113
Author(s):  
Yingying Nie ◽  
Zengjie Fan

The lack of targeting selection to lysosome limits the application of graphene quantum dots (GQDs) in the diagnosis and treatment of lysosome-related disease. In this study, we developed a facile, environmentally friendly and large-scale method to prepare [Formula: see text]-aminomorpholine (Am)-modified GQDs (Am-GQDs) via a simple hydrothermal method. The physicochemical, optical, biocompatible and targeted imaging properties were evaluated systematically. The results indicated that the synthesized Am-GQDs had a uniform size distribution and the size was around 2[Formula: see text]nm. In addition, the synthesized Am-GQDs had excellent optical properties, fluorescent stability, and good biocompatibility. More importantly, they can selectively target and image lysosome in a relatively short coculture time with cells, demonstrating their application potential in the diagnosis and treatment of lysosomal-related diseases.


2017 ◽  
Vol 9 (17) ◽  
pp. 14953-14959 ◽  
Author(s):  
Yuzhao Yang ◽  
Xiaofeng Lin ◽  
Wenlang Li ◽  
Jiemei Ou ◽  
Zhongke Yuan ◽  
...  

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