197 citations · 815 across the 13 of their papers we have counts for
13 papers
Predicting interface and spin states in armchair graphene nanoribbon junctions
Sofia Sanz, Daniel Sánchez-Portal
We present a theoretical analysis of interface states emerging at junctions between armchair graphene nanoribbons of varying widths. By exploring diverse width combinations and jun…
From Solution to Surface: Persistence of the Diradical Character of a Diindenoanthracene Derivative on a Metallic Substrate
Jeremy Hieulle, Carlos Garcia Fernandez, Niklas Friedrich +7
Organic diradicals are envisioned as elementary building blocks for designing a new generation of spintronic devices and have been used in constructing prototypical field effect tr…
Electron beam splitting effect with crossed zigzag graphene nanoribbons in high-spin metallic states
Sofia Sanz, Géza Giedke, Daniel Sánchez-Portal +1
Here we analyze the electron transport properties of a device formed of two crossed graphene nanoribbons with zigzag edges (ZGNRs) in a spin state with total magnetization differen…
Systematic Modulation of Charge and Spin in Graphene Nanoribbons on MgO
Amelia Domínguez-Celorrio, Leonard Edens, Sofía Sanz +7
Graphene nanostructures can be engineered with atomic precision to display customized electronic states with application in spintronics or quantum technologies. In order to take ad…
Mach--Zehnder-like interferometry with graphene nanoribbon networks
Sofia Sanz, Nick Papior, Géza Giedke +3
We study theoretically electron interference in a Mach--Zehnder-like geometry formed by four zigzag graphene nanoribbons (ZGNRs) arranged in parallel pairs, one on top of the other…
Detecting the spin-polarization of edge states in graphene nanoribbons
Jens Brede, Nestor Merino-Díez, Alejandro Berdonces +9
Low dimensional carbon-based materials are interesting because they can show intrinsic -magnetism associated to p-electrons residing in specific open-shell configurations. Conse…
Spin-polarizing electron beam splitter from crossed graphene nanoribbons
Sofia Sanz, Nick Papior, Géza Giedke +3
Junctions composed of two crossed graphene nanoribbons (GNRs) have been theoretically proposed as electron beam splitters where incoming electron waves in one GNR can be split cohe…
Magnetic Interactions Between Radical Pairs in Chiral Graphene Nanoribbons
Tao Wang, Sofia Sanz, Jesús Castro-Esteban +8
Magnetic graphene nanoribbons (GNRs) have become promising candidates for future applications, including quantum technologies. Here, we characterize magnetic states hosted by chira…
On-surface synthesis and collective spin excitations of a triangulene-based nanostar
Jeremy Hieulle, Silvia Castro, Niklas Friedrich +8
Triangulene nanographenes are open-shell molecules with predicted high spin state due to the frustration of their conjugated network. Their long-sought synthesis became recently po…
Topological phase transition in chiral graphene nanoribbons: from edge bands to end states
Jingcheng Li, Sofia Sanz, Nestor Merino-Díez +7
Precise control over the size and shape of graphene nanostructures allows engineering spin-polarized edge and topological states, representing a novel source of non-conventional $π…
Crossed graphene nanoribbons as beam splitters and mirrors for electron quantum optics
Sofia Sanz, Pedro Brandimarte, Géza Giedke +2
We analyze theoretically 4-terminal electronic devices composed of two crossed graphene nanoribbons (GNRs) and show that they can function as beam splitters or mirrors. These featu…
Uncovering the Triplet Ground State of Triangular Graphene Nanoflakes Engineered with Atomic Precision on a Metal Surface
Jingcheng Li, Sofia Sanz, Jesus Castro-Esteban +5
Graphene can develop large magnetic moments in custom crafted open-shell nanostructures such as triangulene, a triangular piece of graphene with zigzag edges. Current methods of en…
Single Spin Localization and Manipulation in Graphene Open-Shell Nanostructures
Jingcheng Li, Sofia Sanz, Martina Corso +4
Predictions state that graphene can spontaneously develop magnetism from the Coulomb repulsion of its -electrons, but its experimental verification has been a challenge. Here, w…