A new fluorescence probe comprising nitrogen-doped graphene quantum dots for the selective and quantitative determination of cerium(iv)

2020 ◽  
Vol 44 (3) ◽  
pp. 797-806 ◽  
Author(s):  
Xu Chu ◽  
Shengnan Wang ◽  
Yan Cao
Keyword(s):  
Quantum Dots ◽  
Quantitative Determination ◽  
Fluorescent Probe ◽  
Fluorescence Probe ◽  
Graphene Quantum Dots ◽  
Nitrogen Doped ◽  
Nitrogen Doped Graphene ◽  
Doped Graphene

As a novel “turn-off” fluorescent probe for Ce4+, our N-GQD sensor exhibits a rapid, sensitive, stable and selective response towards Ce4+.

Highly fluorescent nitrogen-doped graphene quantum dots as a green, economical and facile sensor for the determination of sunitinib in real samples

2017 ◽  
Vol 41 (14) ◽  
pp. 6875-6882 ◽  
Author(s):  
H. Mahmood Kashani ◽  
T. Madrakian ◽  
A. Afkhami
Keyword(s):  
Quantum Dots ◽  
Graphene Quantum Dots ◽  
Blue Emission ◽  
High Quantum Yield ◽  
Real Samples ◽  
Nitrogen Doped ◽  
Synthetic Procedure ◽  
Nitrogen Doped Graphene ◽  
Doped Graphene

The preparation of nitrogen-doped graphene quantum dots (N-GQDs), by a simple and inexpensive synthetic procedure, is reported with blue emission and a high quantum yield of 78%.

scholarly journals Nanospace-confined preparation of uniform nitrogen-doped graphene quantum dots for highly selective fluorescence dual-function determination of Fe3+ and ascorbic acid

RSC Advances ◽  
2018 ◽  
Vol 8 (10) ◽  
pp. 5500-5508 ◽  
Author(s):  
Hongbo Xu ◽  
Shenghai Zhou ◽  
Jinyu Liu ◽  
Yajun Wei
Keyword(s):  
Quantum Dots ◽  
Ascorbic Acid ◽  
Mesoporous Silica ◽  
Graphene Quantum Dots ◽  
Dual Function ◽  
Label Free ◽  
Nitrogen Doped ◽  
Nitrogen Doped Graphene ◽  
Doped Graphene

Nanospace-confined synthesis of N-GQDs was successfully achieved via a mesoporous silica recycling and vapor cutting route for label-free fluorescence dual-function detection of Fe3+ and AA.

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