Search Results - "Cayao, Jorge"
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Majorana bound states from exceptional points in non-topological superconductors
Published in Scientific reports (11-02-2016)“…Recent experimental efforts towards the detection of Majorana bound states have focused on creating the conditions for topological superconductivity. Here we…”
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Odd-frequency superconducting pairing in one-dimensional systems
Published in The European physical journal. ST, Special topics (2020)“…Odd-frequency superconductivity represents a truly unconventional ordered state which, in contrast to conventional superconductivity, exhibits pair…”
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3
Supercurrent Detection of Topologically Trivial Zero-Energy States in Nanowire Junctions
Published in Physical review letters (12-09-2019)“…We report the emergence of zero-energy states in the trivial phase of a short nanowire junction with a strong spin-orbit coupling and magnetic field, formed by…”
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Multiple Andreev reflection and critical current in topological superconducting nanowire junctions
Published in New journal of physics (23-07-2013)“…We study transport in a voltage-biased superconductor-normal-superconductor (SNS) junction made of semiconducting nanowires with strong spin-orbit coupling, as…”
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Andreev spectrum and supercurrents in nanowire-based SNS junctions containing Majorana bound states
Published in Beilstein journal of nanotechnology (2018)“…Hybrid superconductor-semiconductor nanowires with Rashba spin-orbit coupling are arguably becoming the leading platform for the search of Majorana bound…”
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Finite length effect on supercurrents between trivial and topological superconductors
Published in The European physical journal. ST, Special topics (01-12-2018)“…We numerically analyze the effect of finite length of the superconducting regions on the low-energy spectrum, current-phase curves, and critical currents in…”
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The Role of Odd‐Frequency Pairing in Multiband Superconductors
Published in Annalen der Physik (01-02-2020)“…Recent progress in the understanding of multiband superconductivity and its relationship to odd‐frequency pairing are reviewed herein. The discussion begins by…”
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8
Zero-energy pinning from interactions in Majorana nanowires
Published in npj quantum materials (07-03-2017)“…Majorana zero modes at the boundaries of topological superconductors are charge-neutral, an equal superposition of electrons and holes. This ideal situation…”
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Nonlocality of Majorana bound states revealed by electron waiting times in a topological Andreev interferometer
Published in Physical review research (01-03-2024)“…The analysis of waiting times of electron transfers has recently become experimentally accessible owing to advances in noninvasive probes working in the…”
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Theory of Majorana Zero Modes in Unconventional Superconductors
Published in Progress of theoretical and experimental physics (01-08-2024)“…Abstract Majorana fermions are spin-1/2 neutral particles that are their own antiparticles; they were initially predicted by Ettore Majorana in particle…”
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Emergent pair symmetries in systems with poor man's Majorana modes
Published 05-09-2024“…Phys. Rev. B 110, 125408 (2024) Few-site Kitaev chains are promising for realizing Majorana zero modes without topological protection but fully nonlocal, which…”
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Non-Hermitian zero-energy pinning of Andreev and Majorana bound states in superconductor-semiconductor systems
Published 20-08-2024“…Phys. Rev. B 110, 085414 (2024) The emergence of Majorana bound states in finite length superconductor-semiconductor hybrid systems has been predicted to occur…”
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SNS junctions in nanowires with spin-orbit coupling: Role of confinement and helicity on the subgap spectrum
Published in Physical review. B, Condensed matter and materials physics (29-01-2015)“…We study normal transport and the subgap spectrum of superconductor-normal-superconductor (SNS) junctions made of semiconducting nanowires with strong Rashba…”
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Exceptional degeneracies in non-Hermitian Rashba semiconductors
Published 12-01-2023“…J. Phys.: Condens. Matter 35, 254002 (2023) Exceptional points are spectral degeneracies of non-Hermitian systems where eigenvalues and eigenvectors coalesce,…”
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Non-Hermitian phase-biased Josephson junctions
Published 12-11-2024“…Phys. Rev. B 110, L201403 (2024) We study non-Hermitian Josephson junctions formed by superconductors with a finite phase difference under non-Hermiticity,…”
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Non-Hermitian multiterminal phase-biased Josephson junctions
Published 30-08-2024“…We study non-Hermitian Josephson junctions formed by multiple superconductors and discover the emergence of exceptional points entirely determined by the…”
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Non-Hermitian minimal Kitaev chains
Published 27-06-2024“…Starting from a double quantum dot realization of a minimal Kitaev chain, we demonstrate that non-Hermicity stabilizes the so-called poor man's Majorana zero…”
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Identifying trivial and Majorana zero-energy modes using the Majorana polarization
Published 03-10-2024“…Phys. Rev. B 110, 165404 (2024) In this work we consider superconductor-semiconductor hybrids containing both trivial and Majorana zero modes and explore their…”
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Entanglement measures of Majorana bound states
Published 23-04-2024“…Majorana bound states emerge in topological superconductors as zero-energy edge states exhibiting spatial nonlocality. Despite the enormous advances, the…”
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Confinement-induced zero-bias peaks in conventional superconductor hybrids
Published 24-05-2021“…Phys. Rev. B 104, 134507 (2021) Majorana bound states in topological superconductors have been predicted to appear in the form of zero-bias conductance peaks…”
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