A Time-Dependent DFT Study of the Absorption and Fluorescence Properties of Graphene Quantum Dots

ChemPhysChem ◽  
2014 ◽  
Vol 15 (5) ◽  
pp. 950-957 ◽  
Author(s):  
Meilian Zhao ◽  
Feng Yang ◽  
Ying Xue ◽  
Dan Xiao ◽  
Yong Guo
Keyword(s):  
Quantum Dots ◽  
Graphene Quantum Dots ◽  
Time Dependent ◽  
Dft Study ◽  
Fluorescence Properties

The optical and electronic properties of graphene quantum dots with oxygen-containing groups: a density functional theory study

2017 ◽  
Vol 5 (24) ◽  
pp. 5984-5993 ◽  
Author(s):  
Jianguang Feng ◽  
Hongzhou Dong ◽  
Liyan Yu ◽  
Lifeng Dong
Keyword(s):  
Density Functional Theory ◽  
Quantum Dots ◽  
Density Functional ◽  
Graphene Quantum Dots ◽  
Time Dependent ◽  
Density Functional Theory Study ◽  
Functional Theory ◽  
Optical And Electronic Properties ◽  
Td Dft ◽  
Dependent Density

The effects of five types of oxygen-containing functional groups (–COOH, –COC–, –OH, –CHO, and –OCH3) on graphene quantum dots (GQDs) are investigated using time-dependent density functional theory (TD-DFT).

Laser ablation synthesis of gold nanoparticle to enhance the fluorescence properties of graphene quantum dots

2019 ◽  
Vol 31 (2) ◽  
pp. 022006 ◽  
Author(s):  
Amir Reza Sadrolhosseini ◽  
Suraya Abdul Rashid ◽  
Suhaidi Shafie ◽  
Hossein Nezakati
Keyword(s):  
Quantum Dots ◽  
Laser Ablation ◽  
Gold Nanoparticle ◽  
Graphene Quantum Dots ◽  
Fluorescence Properties

Icosahedral transition metal clusters (M13, M = Fe, Ni, and Cu) adsorbed on graphene quantum dots, a DFT study

2019 ◽  
Vol 110 ◽  
pp. 52-58 ◽  
Author(s):  
F. Montejo-Alvaro ◽  
J. Oliva ◽  
A. Zarate ◽  
M. Herrera-Trejo ◽  
H.M. Hdz-García ◽  
...  
Keyword(s):  
Quantum Dots ◽  
Transition Metal ◽  
Metal Clusters ◽  
Graphene Quantum Dots ◽  
Dft Study ◽  
Transition Metal Clusters

Large scale preparation of graphene quantum dots from graphite with tunable fluorescence properties

2013 ◽  
Vol 15 (24) ◽  
pp. 9907 ◽  
Author(s):  
Yiqing Sun ◽  
Shiqi Wang ◽  
Chun Li ◽  
Peihui Luo ◽  
Lei Tao ◽  
...  
Keyword(s):  
Quantum Dots ◽  
Large Scale ◽  
Graphene Quantum Dots ◽  
Fluorescence Properties ◽  
Large Scale Preparation ◽  
Scale Preparation

Preparation of Nitrogen-phosphorus Doped Graphene Quantum Dots and Fluorescence Properties

2020 ◽  
Vol 41 (1) ◽  
pp. 31-37
Author(s):  
荆怡帆 JING Yi-fan ◽  
顾冰丽 GU Bing-li ◽  
崔译方 CUI Yi-fang ◽  
高 博 GAO Bo ◽  
陈 达 CHEN Da ◽  
...  
Keyword(s):  
Quantum Dots ◽  
Graphene Quantum Dots ◽  
Fluorescence Properties ◽  
Doped Graphene ◽  
Phosphorus Doped ◽  
Nitrogen Phosphorus

An rGQD/chitosan nanocomposite-based pH-sensitive probe: application to sensing in urease activity assays

2019 ◽  
Vol 43 (34) ◽  
pp. 13398-13407
Author(s):  
Fanping Shi ◽  
Danyi Shang ◽  
Zonghua Wang
Keyword(s):  
Quantum Dots ◽  
Real Time ◽  
Urease Activity ◽  
Graphene Quantum Dots ◽  
Ph Sensitive ◽  
Fluorescence Properties ◽  
Ph Responsive ◽  
Real Time Monitoring ◽  
The Real ◽  
Reduced Graphene

We used the intriguing pH-responsive protonation/deprotonation transitions of chitosan and the fluorescence properties of reduced graphene quantum dots to design a novel pH probe and realize the real-time monitoring of urease activity.

Size and Dopant Dependent Single Particle Fluorescence Properties of Graphene Quantum Dots

2015 ◽  
Vol 119 (31) ◽  
pp. 17988-17994 ◽  
Author(s):  
Somes K. Das ◽  
Chi Man Luk ◽  
William E. Martin ◽  
Libin Tang ◽  
Doo Young Kim ◽  
...  
Keyword(s):  
Quantum Dots ◽  
Single Particle ◽  
Graphene Quantum Dots ◽  
Fluorescence Properties
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