Self-assembled nitrogen-doped graphene quantum dots (N-GQDs) over graphene sheets for superb electro-photocatalytic activity

R Riaz, M Ali, IA Sahito, AA Arbab, T Maiyalagan… - Applied Surface …, 2019 - Elsevier
Nitrogen-doped graphene quantum dots (N-GQDs) are emerging electroactive and visible
light active organic photocatalysts, known for their high stability, catalytic activity and …

Highly porous self-assembly of nitrogen-doped graphene quantum dots over reduced graphene sheets for photo-electrocatalytic electrode

R Riaz, M Ali, H Anwer, MJ Ko, SH Jeong - Journal of colloid and interface …, 2019 - Elsevier
Nitrogen-doped graphene quantum dots (NGQDs) are a diverse organic catalyst,
competitive with other metallic catalysts due to their low cost, high stability, biocompatibility …

Tunable (violet to green) emission by high-yield graphene quantum dots and exploiting its unique properties towards sun-light-driven photocatalysis and …

S Kumar, AK Ojha, B Ahmed, A Kumar, J Das… - Materials Today …, 2017 - Elsevier
The precise control of dimension and mono-dispersibility of graphene quantum dots (GQDs)
is still a challenge and new developments in this field are of great interest for scientific …

Avenue to large-scale production of graphene quantum dots from high-purity graphene sheets using laboratory-grade graphite electrodes

S Kapoor, A Jha, H Ahmad, SS Islam - ACS omega, 2020 - ACS Publications
Graphene has unprecedented physical, chemical, and electronic properties, but need of the
hour is to develop low-dimensional nanomaterials, such as graphene quantum dots (GQDs) …

On the factors behind the photocatalytic activity of graphene quantum dots for organic dye degradation

A Ibarbia, HJ Grande, V Ruiz - Particle & Particle Systems …, 2020 - Wiley Online Library
Graphene quantum dots (GQD) are promising visible‐light photocatalysts for organic dye
degradation. Besides having improved visible‐light activity compared with commercial TiO2 …

Highly efficient sulfur and nitrogen codoped graphene quantum dots as a metal-free green photocatalyst for photocatalysis and fluorescent ink applications

T Selvakumar, M Rajaram, A Natarajan… - ACS …, 2022 - ACS Publications
The demand for modern organic pollutant treatment has prompted the development of
environmentally acceptable photocatalytic processes. In this work, we report novel nitrogen …

Non-metallic nitrogen-doped graphene quantum dots coupled with g-C3N4 achieve efficient photocatalytic performance

H Han, B Wang, Q Tang, S Jia, J Liu, H Li, C Wang… - Applied Surface …, 2024 - Elsevier
Photocatalysis has been prominently featured as a promising technology for solving
environmental problems and energy crises. The incorporation of supported non-metallic …

Improved Solar-Driven Photocatalytic Activity of Hybrid Graphene Quantum Dots/ZnO Nanowires: A Direct Z-Scheme Mechanism

M Ebrahimi, M Samadi, S Yousefzadeh… - ACS Sustainable …, 2017 - ACS Publications
Herein, an electrochemical technique as a cost-effective and one-step approach was utilized
to fabricate graphene quantum dots (GQDs). Different amounts of GQDs (0, 0.2, 0.4, 0.8, and …

Advances in synthesis and characterization of GQDs for enhanced photocatalytic degradation of contaminants: A comprehensive review

MJ Saadh, S Ballal, A Kumar, GVS Prasad… - Inorganic Chemistry …, 2024 - Elsevier
This review paper aims to provide an overview of the recent advancements in the synthesis
and characterization of graphene quantum dots (GQDs) and their application in …

One-pot hydrothermal synthesis of graphene quantum dots surface-passivated by polyethylene glycol and their photoelectric conversion under near-infrared light

J Shen, Y Zhu, X Yang, J Zong, J Zhang… - New Journal of Chemistry, 2012 - pubs.rsc.org
A novel and simple approach for preparing graphene quantum dots surface-passivated by
polyethylene glycol (GQDs-PEG) has been developed by a one-pot hydrothermal reaction …