Stone–wales defect in graphene

SK Tiwari, SK Pandey, R Pandey, N Wang… - Small, 2023 - Wiley Online Library
Abstract 2D graphene the most investigated structures from nanocarbon family studied in the
last three decades. It is projected as an excellent material useful for quantum computing …

Structural defects in graphene quantum dots: A review

R Rabeya, S Mahalingam, A Manap… - … Journal of Quantum …, 2022 - Wiley Online Library
Graphene quantum dots (GQDs) are known for their low toxicity, strong fluorescence, high
surface area, large solubility, and tunable band gaps. However, the change in their …

Effect of defects on optical and electronic properties of graphene quantum dots: a density functional theory study

W Liu, Y Han, M Liu, L Chen, J Xu - RSC advances, 2023 - pubs.rsc.org
The effects of different types of defects (vacancy, Stone–Wales defects, and heteroatom
doping) and varying defect concentrations (single and double defects) on the structure …

Edge Modification and Site-Selective Functionalization of Graphene Quantum Dots: A Versatile Technique for Designing Tunable Optoelectronic and Sensing Devices

T Basak, T Basak - The Journal of Physical Chemistry A, 2023 - ACS Publications
This work successfully traces the imprints of zigzag/armchair-edge modification and site-
selective functionalization by different chemical species in dictating the structural, electronic …

A first-principles study of the electronic, vibrational, and optical properties of planar SiC quantum dots

R Jindal, V Roondhe, A Shukla - Journal of Physics D: Applied …, 2023 - iopscience.iop.org
With the reported synthesis of a fully planar 2D silicon carbide (SiC) allotrope, the
possibilities of its technological applications are enormous. Recently, several authors have …

Graphene Quantum Dot with Divacancy and Topological Defects: A Novel Material for Promoting Prompt and Delayed Fluorescence of Tunable Wavelengths

T Basak, T Basak, A Shukla - The Journal of Physical Chemistry C, 2022 - ACS Publications
This work demonstrates the unique approach of introducing divacancy imperfections in
topological Stone–Wales type defected graphene quantum dots for harvesting both singlet …

Photoinduced currents and inverse Faraday effect in graphene quantum dots

ZY Xu, H Xie - Physical Review B, 2024 - APS
In this work, we employ the quantum perturbation theory to investigate the photoinduced
currents in graphene quantum dots (GQDs). We find that under the radiation of circularly …

An electron-correlated study of regulating the optical properties of polycyclic aromatic hydrocarbons by tuning their geometry

T Basak, T Basak - AIP Conference Proceedings, 2024 - pubs.aip.org
Polycyclic aromatic hydrocarbons (PAHs) exhibit unique electronic and optical properties
which immensely enhance their potential applications in organic optoelectronics. However …