Graphene quantum dots and their applications in bioimaging, biosensing, and therapy

S Chung, RA Revia, M Zhang - Advanced Materials, 2021 - Wiley Online Library
Graphene quantum dots (GQDs) are carbon‐based, nanoscale particles that exhibit
excellent chemical, physical, and biological properties that allow them to excel in a wide …

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

MHM Facure, R Schneider, LA Mercante… - Environmental Science …, 2020 - pubs.rsc.org
Graphene quantum dots (GQDs) are 0D materials belonging to the carbon-based family that
present some interesting characteristics of graphene combined with a tunable bandgap …

Observation of fractional edge excitations in nanographene spin chains

S Mishra, G Catarina, F Wu, R Ortiz, D Jacob, K Eimre… - Nature, 2021 - nature.com
Fractionalization is a phenomenon in which strong interactions in a quantum system drive
the emergence of excitations with quantum numbers that are absent in the building blocks …

Topological frustration induces unconventional magnetism in a nanographene

S Mishra, D Beyer, K Eimre, S Kezilebieke… - Nature …, 2020 - nature.com
The chemical versatility of carbon imparts manifold properties to organic compounds, where
magnetism remains one of the most desirable but elusive. Polycyclic aromatic hydrocarbons …

Atomic-scale control of graphene magnetism by using hydrogen atoms

H González-Herrero, JM Gómez-Rodríguez, P Mallet… - Science, 2016 - science.org
Isolated hydrogen atoms absorbed on graphene are predicted to induce magnetic moments.
Here we demonstrate that the adsorption of a single hydrogen atom on graphene induces a …

Atomically precise bottom-up synthesis of π-extended [5] triangulene

J Su, M Telychko, P Hu, G Macam, P Mutombo… - Science …, 2019 - science.org
The zigzag-edged triangular graphene molecules (ZTGMs) have been predicted to host
ferromagnetically coupled edge states with the net spin scaling with the molecular size …

Carbon-based nanostructures as a versatile platform for tunable π-magnetism

DG de Oteyza, T Frederiksen - Journal of Physics: Condensed …, 2022 - iopscience.iop.org
Emergence of π-magnetism in open-shell nanographenes has been theoretically predicted
decades ago but their experimental characterization was elusive due to the strong chemical …

On-surface synthesis of graphene nanostructures with π-magnetism

S Song, J Su, M Telychko, J Li, G Li, Y Li… - Chemical Society …, 2021 - pubs.rsc.org
Graphene nanostructures (GNs) including graphene nanoribbons and nanoflakes have
attracted tremendous interest in the field of chemistry and materials science due to their …

Collective all‐carbon magnetism in triangulene dimers

S Mishra, D Beyer, K Eimre, R Ortiz… - Angewandte …, 2020 - Wiley Online Library
Triangular zigzag nanographenes, such as triangulene and its π‐extended homologues,
have received widespread attention as organic nanomagnets for molecular spintronics, and …

Electron-electron interactions in graphene: Current status and perspectives

VN Kotov, B Uchoa, VM Pereira, F Guinea… - Reviews of modern …, 2012 - APS
The problem of electron-electron interactions in graphene is reviewed. Starting from the
screening of long-range interactions in these systems, the existence of an emerging Dirac …