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2024
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2015
Misalignment-robust zigzag gate geometry for valley filtering with helical point contacts
Many experimental works reported the generation of valley-polarized currents in two-dimensional materials. However, most efforts …
Antonio L. R. Manesco
arXiv link
Probing valley phenomena with gate-defined valley splitters
Despite many reports of valley-related phenomena in graphene and its multilayers, current transport experiments cannot probe valley …
Juan Daniel Torres Luna
,
Kostas Vilkelis
,
Antonio L. R. Manesco
Online talk
arXiv link
Chiral adiabatic transmission protected by Fermi surface topology
We demonstrate that Andreev modes that propagate along a transparent Josephson junction have a perfect transmission at the point where …
Isidora Araya Day
,
Kostas Vilkelis
,
Antonio L. R. Manesco
,
A. Mert Bozkurt
,
Valla Fatemi
,
Anton R. Akhmerov
Online talk
arXiv link
A ballistic electron source with magnetically-controlled valley polarization in bilayer graphene
The achievement of valley-polarized electron currents is a cornerstone for the realization of valleytronic devices. Here, we report on …
Josep Ingla-Aynés
,
Antonio L. R. Manesco
,
Talieh S. Ghiasi
,
Kenji Watanabe
,
Takashi Taniguchi
,
Herre S. J. van der Zant
arXiv link
Fermionic quantum computation with Cooper pair splitters
We propose a practical implementation of a universal quantum computer that uses local fermionic modes (LFM) rather than qubits. The …
Kostas Vilkelis
,
Antonio Manesco
,
Juan Daniel Torres Luna
,
Sebastian Miles
,
Michael Wimmer
,
Anton Akhmerov
DOI
Journal link
Online talk
arXiv link
Specular electron focusing between gate-defined quantum point contacts in bilayer graphene
We report on multiterminal measurements in a ballistic bilayer graphene (BLG) channel where multiple spin and valley-degenerate quantum …
Josep Ingla-Aynés
,
Antonio L. R. Manesco
,
Talieh S. Ghiasi
,
Serhii Volosheniuk
,
Kenji Watanabe
,
Takashi Taniguchi
,
Herre S. J. van der Zant
DOI
Journal link
arXiv link
Spatial separation of spin currents in transition metal dichalcogenides
We theoretically predict spatial separation of spin-polarized ballistic currents in transition metal dichalcogenides (TMDs) due to …
Antonio L. R. Manesco
,
Artem Pulkin
DOI
Journal link
arXiv link
Near zero-energy Caroli-de Gennes-Matricon vortex states in the presence of impurities
Caroli-de Gennes-Matricon (CdGM) states are localized states with a discrete energy spectrum bound to the core of vortices in …
Bruna S. de Mendonça
,
Antonio L. R. Manesco
,
Nancy Sandler
,
Luis G. G. V. Dias da Silva
DOI
Journal link
Online talk
arXiv link
Correlation-induced valley topology in buckled graphene superlattices
Flat bands emerging in buckled monolayer graphene superlattices have been recently shown to realize correlated states analogous to …
Antonio L. R. Manesco
,
Jose L. Lado
DOI
Journal link
Online talk
arXiv link
Mechanisms of Andreev reflection in quantum Hall graphene
We simulate a hybrid superconductor-graphene device in the quantum Hall regime to identify the origin of downstream resistance …
Antonio L. R. Manesco
,
Ian Matthias Flór
,
Chun-Xiao Liu
,
Anton R. Akhmerov
DOI
Journal link
Online talk
arXiv link
Electronic properties of InAs/EuS/Al hybrid nanowires
We study the electronic properties of InAs/EuS/Al heterostructures as explored in a recent experiment [S. Vaitiekenas mph{et al.}, …
Chun-Xiao Liu
,
Sergej Schuwalow
,
Yu Liu
,
Kostas Vilkelis
,
A. L. R. Manesco
,
P. Krogstrup
,
Michael Wimmer
DOI
Journal link
Online talk
arXiv link
Strain-engineering the topological type-II Dirac semimetal NiTe$_2$
In the present work, we investigated the electronic and elastic properties in equilibrium and under strain of the type-II Dirac …
Pedro P. Ferreira
,
Antonio L. R. Manesco
,
Thiago T. Dorini
,
Lucas E. Correa
,
Gabrielle Weber
,
Antonio J. S. Machado
,
Luiz T. F. Eleno
DOI
Journal link
Online talk
arXiv link
Correlations in the elastic Landau level of spontaneously buckled graphene
Electronic correlations stemming from nearly flat bands in van der Waals materials have demonstrated to be a powerful playground to …
Antonio L. R. Manesco
,
Jose L. Lado
,
Eduardo V. S. Ribeiro
,
Gabrielle Weber
,
Durval Rodrigues Jr
DOI
Journal link
Online talk
arXiv link
Effective model for Majorana modes in graphene
It was recently proposed that the interface between a graphene nanoribbon in the canted antiferromagnetic quantum Hall state and a …
A. L. R. Manesco
,
D. Rodrigues Jr.
,
G. Weber
DOI
Journal link
arXiv link
Strong Electronic Interaction and Signatures of Nodal Superconductivity in Zr$_5$Pt$_3$C$_x$
The physical properties of the Zr$_5$Pt$_3$ compound with interstitial carbon in hexagonal D8$_8$-structure was investigated. A set of …
S. T. Renosto
,
R. Lang
,
A. L. R. Manesco
,
D. Rodrigues Jr.
,
F. B. Santos
,
A. J. S. Machado
,
M. R. Baldan
,
E. Diez
arXiv link
Properties and superconductivity in Ti-doped NiTe2 single crystals
Transition metal dichalcogenides (TMDs) usually show simple structures, however, with interesting properties. Recently some TMDs have …
B. S. de Lima
,
R. R. de Cassia
,
F. B. Santosa
,
L. E. Correa
,
T. W. Grant
,
A. L. R. Manesco
,
G. W. Martins L. T. F. Eleno
,
M. S. Torikachvili
,
A. J. S. Machado
DOI
Journal link
arXiv link
One-dimensional p-wave superconductor toy-model for Majorana fermions in multiband semiconductor nanowires
Majorana fermions are particles identical to their antiparticles proposed theoretically in 1937 by Ettore Majorana as real solutions of …
Antônio Lucas Rigotti Manesco
,
Gabriel Weber
,
Durval Rodrigues Jr
DOI
Journal link
arXiv link
Hidden chiral symmetries in BDI multichannel Kitaev chains
Realistic implementations of the Kitaev chain require, in general, the introduction of extra internal degrees of freedom. In the …
Antônio Lucas Rigotti Manesco
,
Gabriel Weber
,
Durval Rodrigues Jr
DOI
Journal link
arXiv link
The Influence of Stearic Acid Addition on the Superconducting Properties of MgB$_2$
Magnesium diboride superconductors are important materials used for practical applications around the world, due to the properties and …
Lucas B. S. da Silva
,
Alan A. Vianna
,
Antonio L. R. Manesco
,
Eric E. Hellstrom
,
Durval Rodrigues Jr
DOI
Journal link
Development and Characterization of Cu-Nb-MgB$_2$ and CuNi- Nb-MgB$_2$ Wires With {VB$_2$ and Carbon Nanotube Additions
The relatively high critical temperature and upper critical field and the low cost of the raw materials are the main reasons to …
Durval Rodrigues Jr
,
Luiz H. M. Antunes
,
Antonio L. R. Manesco
,
Eduardo M. Moraes
,
Lucas B. S. da Silva
DOI
Journal link
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