scholarly journals Development of a turn-on graphene quantum dot-based fluorescent probe for sensing of pyrene in water

RSC Advances ◽  
2020 ◽  
Vol 10 (21) ◽  
pp. 12119-12128 ◽  
Author(s):  
Nsibande S. A. ◽  
Forbes P. B. C.
Keyword(s):  
Quantum Dots ◽  
Quantum Dot ◽  
Fluorescent Probe ◽  
Graphene Quantum Dots ◽  
Environmentally Friendly ◽  
Fluorescence Sensor ◽  
Graphene Quantum Dot ◽  
Turn On

Graphene quantum dots provide a more environmentally friendly fluorescence sensor for pyrene.

scholarly journals Transient nature of graphene quantum dot formation via a hydrothermal reaction

RSC Advances ◽  
2014 ◽  
Vol 4 (99) ◽  
pp. 55709-55715 ◽  
Author(s):  
Takashi Ogi ◽  
Hideharu Iwasaki ◽  
Kana Aishima ◽  
Ferry Iskandar ◽  
Wei-Ning Wang ◽  
...  
Keyword(s):  
Quantum Dots ◽  
Citric Acid ◽  
Quantum Dot ◽  
Hydrothermal Reaction ◽  
Graphene Quantum Dots ◽  
Environmentally Friendly ◽  
Graphene Quantum Dot ◽  
Transient Nature ◽  
One Step

A facile, economic and environmentally friendly one-step approach for the preparation of highly luminescent graphene quantum dots (GQDs) was developed using a hydrothermal reaction between citric acid and urea.

NiAg-graphene quantum dot-graphene hybrid with high oxidase-like catalytic activity for sensitive colorimetric detection of malathion

2021 ◽  
Author(s):  
Xu Dan ◽  
Ruiyi Li ◽  
Qinsheng Wang ◽  
Yongqiang Yang ◽  
Haiyan Zhu ◽  
...  
Keyword(s):  
Quantum Dots ◽  
Graphene Oxide ◽  
Catalytic Activity ◽  
Quantum Dot ◽  
Colorimetric Detection ◽  
Graphene Quantum Dots ◽  
Functionalized Graphene ◽  
Graphene Quantum Dot ◽  
Nickel Silver

The paper reports the synthesis of nickel-silver-graphene quantum dot-graphene hybrid. Histidine-functionalized graphene quantum dots (His-GQDs) were bonded to graphene oxide (GO) and then combined with Ni2+ and Ag+ to form...

Silicon doped graphene quantum dots combined with ruthenium(iii) ions as a fluorescent probe for turn-on detection of triclosan

2019 ◽  
Vol 43 (33) ◽  
pp. 12907-12915 ◽  
Author(s):  
Fuyou Du ◽  
Qiulian Zeng ◽  
Zhan Lai ◽  
Zhenfang Cheng ◽  
Guihua Ruan
Keyword(s):  
Quantum Dots ◽  
Fluorescent Probe ◽  
Fluorescence Detection ◽  
Graphene Quantum Dots ◽  
Turn On ◽  
Doped Graphene ◽  
Silicon Doped

In this work, silicon doped graphene quantum dots (Si-GQDs) were prepared and applied for the sensitive and selective fluorescence detection of triclosan (TCS) in combination with Ru3+ ions.

Graphene quantum dot based micromotors: a size matter

2019 ◽  
Vol 55 (47) ◽  
pp. 6795-6798 ◽  
Author(s):  
Roberto Maria-Hormigos ◽  
Beatriz Jurado-Sánchez ◽  
Alberto Escarpa
Keyword(s):  
Quantum Dots ◽  
Quantum Dot ◽  
Graphene Quantum Dots ◽  
Graphene Quantum Dot ◽  
Low Dimensional ◽  
Size Matter

Low dimensional 0D graphene quantum dots are used for the preparation of micromotors with higher yield compared to graphene micromotors.

scholarly journals Synthesis of graphene quantum dot-stabilized gold nanoparticles and their application

RSC Advances ◽  
2019 ◽  
Vol 9 (37) ◽  
pp. 21215-21219 ◽  
Author(s):  
Weifeng Chen ◽  
Jialu Shen ◽  
Shaona Chen ◽  
Jiaying Yan ◽  
Nuonuo Zhang ◽  
...  
Keyword(s):  
Quantum Dots ◽  
Gold Nanoparticles ◽  
Quantum Dot ◽  
Graphene Quantum Dots ◽  
Graphene Quantum Dot

Herein, we report an in situ synthesis of graphene quantum dots (GQDs), which have been synthesized from only starch and water and stabilize AuNPs in water.

A review on graphene quantum dots and their nanocomposites: from laboratory synthesis towards agricultural and environmental applications

2020 ◽  
Vol 7 (12) ◽  
pp. 3710-3734
Author(s):  
Murilo H. M. Facure ◽  
Rodrigo Schneider ◽  
Luiza A. Mercante ◽  
Daniel S. Correa
Keyword(s):  
Quantum Dots ◽  
Quantum Dot ◽  
Graphene Quantum Dots ◽  
Environmental Applications ◽  
Graphene Quantum Dot ◽  
Laboratory Synthesis

This review highlights recent and important advances related to the synthesis, characterization and application of graphene quantum dot (GQD)-based nanocomposites for the agriculture and environmental sectors.

Sensitive recognition of ethion in food samples using turn-on fluorescence N and S co-doped graphene quantum dots

2018 ◽  
Vol 10 (15) ◽  
pp. 1760-1766 ◽  
Author(s):  
Fatemeh Nemati ◽  
Morteza Hosseini ◽  
Rouholah Zare-Dorabei ◽  
Mohammad Reza Ganjali
Keyword(s):  
Quantum Dots ◽  
Graphene Quantum Dots ◽  
Food Samples ◽  
Fluorescence Sensing ◽  
Inexpensive Method ◽  
Graphene Quantum Dot ◽  
Turn On ◽  
Sensing System ◽  
Doped Graphene ◽  
Co Doped

To achieve a fast, sensitive and inexpensive method for the detection of ethion in the presence of Hg2+ ions, a nitrogen and sulfur co-doped graphene quantum dot (N,S/GQD)-based fluorescence sensing system was developed.

A novel turn-on fluorescent strategy for sensing ascorbic acid using graphene quantum dots as fluorescent probe

2017 ◽  
Vol 92 ◽  
pp. 229-233 ◽  
Author(s):  
Hua Liu ◽  
Weidan Na ◽  
Ziping Liu ◽  
Xueqian Chen ◽  
Xingguang Su
Keyword(s):  
Quantum Dots ◽  
Ascorbic Acid ◽  
Fluorescent Probe ◽  
Graphene Quantum Dots ◽  
Turn On

Photophysical properties and photodynamic therapy activity of ameso-tetra(4-carboxyphenyl)porphyrin tetramethyl ester–graphene quantum dot conjugate

2019 ◽  
Vol 43 (11) ◽  
pp. 4518-4524 ◽  
Author(s):  
Muthumuni Managa ◽  
Bokolombe Pitchou Ngoy ◽  
Tebello Nyokong
Keyword(s):  
Quantum Dots ◽  
Photodynamic Therapy ◽  
Quantum Dot ◽  
Photophysical Properties ◽  
Graphene Quantum Dots ◽  
Graphene Quantum Dot

Ameso-tetra(4-carboxyphenyl)porphyrin tetramethyl ester and the Zn and GaCl derivatives were π–π stacked with graphene quantum dots to form conjugates and their photophysical and photodynamic therapy properties were investigated.

Graphene quantum dot induced tunable growth of nanostructured MnCo2O4.5 composites for high-performance supercapacitors

2019 ◽  
Vol 3 (9) ◽  
pp. 2499-2508 ◽  
Author(s):  
Maiwen Zhang ◽  
Wenwen Liu ◽  
Ruilin Liang ◽  
Ricky Tjandra ◽  
Aiping Yu
Keyword(s):  
Quantum Dots ◽  
Quantum Dot ◽  
Electrochemical Performance ◽  
High Performance ◽  
Graphene Quantum Dots ◽  
Graphene Quantum Dot ◽  
Supercapacitor Applications

A method that adapts graphene quantum dots (GQDs) as structural inducing agents to tune the morphology of MnCo2O4.5/GQDs composites is developed, and utilized to enhance their electrochemical performance for supercapacitor applications.

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