Nanographenes and graphene nanoribbons as multitalents of present and future materials science

Y Gu, Z Qiu, K Müllen - Journal of the American Chemical …, 2022 - ACS Publications
As cut-outs from a graphene sheet, nanographenes (NGs) and graphene nanoribbons
(GNRs) are ideal cases with which to connect the world of molecules with that of bulk carbon …

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 …

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 …

Orbital-symmetry effects on magnetic exchange in open-shell nanographenes

Q Du, X Su, Y Liu, Y Jiang, C Li, KK Yan, R Ortiz… - Nature …, 2023 - nature.com
Open-shell nanographenes appear as promising candidates for future applications in
spintronics and quantum technologies. A critical aspect to realize this potential is to design …

On-surface synthesis of triangulene trimers via dehydration reaction

S Cheng, Z Xue, C Li, Y Liu, L Xiang, Y Ke… - Nature …, 2022 - nature.com
Triangulene and its homologues are of considerable interest for molecular spintronics due to
their high-spin ground states as well as the potential for constructing high spin frameworks …

Magnetic interactions in substitutional core-doped graphene nanoribbons

ECH Wen, PH Jacobse, J Jiang, Z Wang… - Journal of the …, 2022 - ACS Publications
The design of a spin imbalance within the crystallographic unit cell of bottom-up engineered
1D graphene nanoribbons (GNRs) gives rise to nonzero magnetic moments within each cell …

Steering large magnetic exchange coupling in nanographenes near the closed-shell to open-shell transition

K Biswas, D Soler, S Mishra, Q Chen… - Journal of the …, 2023 - ACS Publications
The design of open-shell carbon-based nanomaterials is at the vanguard of materials
science, steered by their beneficial magnetic properties like weaker spin–orbit coupling than …

Nanoporous triangulene-based frameworks for the separation of petroleum hydrocarbons: Electronic, magnetic, optical, and adsorption properties

H Abdelsalam, OH Abd-Elkader… - ACS Applied Nano …, 2023 - ACS Publications
Triangulene-based nanostructures have been recently synthesized in great variety,
demonstrating exceptional physics and chemistry. Herein we investigate triangulene-based …

High-Spin S = 3/2 Ground-State Aminyl Triradicals: Toward High-Spin Oligo-Aza Nanographenes

H Zhang, M Pink, Y Wang, S Rajca… - Journal of the American …, 2022 - ACS Publications
We report high-spin aminyl triradicals with near-planar triphenylene backbones. Near-
planarity of the fused aminyl radicals and the 2, 6, 10-triphenylene ferromagnetic coupling …

On‐Surface Synthesis and Characterization of a High‐Spin Aza‐[5]‐Triangulene

M Vilas‐Varela, F Romero‐Lara… - Angewandte …, 2023 - Wiley Online Library
Triangulenes are a class of open‐shell triangular graphene flakes with total spin increasing
with their size. In the last years, on‐surface‐synthesis strategies have permitted fabricating …