Hydroxylated graphene quantum dots as fluorescent probes for sensitive detection of metal ions

2020 ◽  
Vol 27 (1) ◽  
pp. 91-99 ◽  
Author(s):  
Qiang Ge ◽  
Wen-hui Kong ◽  
Xin-qian Liu ◽  
Ying-min Wang ◽  
Li-feng Wang ◽  
...  
Keyword(s):  
Quantum Dots ◽  
Metal Ions ◽  
Fluorescent Probes ◽  
Graphene Quantum Dots ◽  
Sensitive Detection

Selective Detection of Mercury Ions Based on Tin Oxide Quantum Dots: Performance and Fluorescence Enhancement Model

2021 ◽  
Author(s):  
Jianqiao Liu ◽  
Yu Bai ◽  
Jingcheng Shi ◽  
Qing Yu ◽  
Jifei Liu ◽  
...  
Keyword(s):  
Quantum Dots ◽  
Metal Ions ◽  
Tin Oxide ◽  
Fluorescent Probes ◽  
Fluorescence Enhancement ◽  
Selective Detection ◽  
Mercury Ions ◽  
Metal Ions Detection

The superiority of fluorescence-based method in the metal ions detection are well developed, however, the current quantum dots (QDs) fluorescent probes for mercury ions (Hg2+) still have many limitations, such...

Application of graphene quantum dots functionalized with thymine and thymine-appended zinc phthalocyanine as novel photoluminescent nanoprobes

2017 ◽  
Vol 41 (4) ◽  
pp. 1447-1458 ◽  
Author(s):  
Ojodomo J. Achadu ◽  
Tebello Nyokong
Keyword(s):  
Quantum Dots ◽  
Graphene Quantum Dots ◽  
Sensitive Detection ◽  
Zinc Phthalocyanine

Thymine Zn phthalocyanine turned off the fluorescence of graphene quantum dots, which was subsequently turned on by Hg2+ for its sensitive detection.

Polyamine-Functionalized Carbon Quantum Dots as Fluorescent Probes for Selective and Sensitive Detection of Copper Ions

2012 ◽  
Vol 84 (14) ◽  
pp. 6220-6224 ◽  
Author(s):  
Yongqiang Dong ◽  
Ruixue Wang ◽  
Geli Li ◽  
Congqiang Chen ◽  
Yuwu Chi ◽  
...  
Keyword(s):  
Quantum Dots ◽  
Fluorescent Probes ◽  
Copper Ions ◽  
Carbon Quantum Dots ◽  
Sensitive Detection

Nanomolar Level Detection of Metal Ions by Improving the Monodispersity and Stability of Nitrogen-Doped Graphene Quantum Dots

2021 ◽  
Author(s):  
Neeraj Sohal ◽  
Simran Kaur Bhatia ◽  
Soumen Basu ◽  
Banibrata Maity
Keyword(s):  
Quantum Dots ◽  
Metal Ions ◽  
Fluorescent Sensor ◽  
Graphene Quantum Dots ◽  
Intrinsic Properties ◽  
Heteroatom Doping ◽  
Nitrogen Doped ◽  
Nitrogen Doped Graphene ◽  
Doped Graphene

Heteroatom doping of graphene quantum dots (GQDs) leads to modify their intrinsic properties and used as a fluorescent sensor for the metal ions sensing. Here, Nitrogen-doped GQDs (N-GQDs) was synthesized...

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