Search Results - "Sau, Jay D"
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Topological invariants for spin-orbit coupled superconductor nanowires
Published in Physical review letters (10-10-2012)“…We show that the Hamiltonian of a multiband spin-orbit coupled semiconductor nanowire with Zeeman splitting and s-wave superconductivity is approximately…”
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2
Magnetic catalysis and axionic charge density wave in Weyl semimetals
Published in Physical review. B, Condensed matter and materials physics (22-09-2015)Get full text
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3
Majorana fermions and a topological phase transition in semiconductor-superconductor heterostructures
Published in Physical review letters (13-08-2010)“…We propose and analyze theoretically an experimental setup for detecting the elusive Majorana particle in semiconductor-superconductor heterostructures. The…”
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4
Splitting of the zero-bias conductance peak as smoking gun evidence for the existence of the Majorana mode in a superconductor-semiconductor nanowire
Published in Physical review. B, Condensed matter and materials physics (21-12-2012)“…Recent observations of a zero-bias conductance peak in tunneling transport measurements in superconductor-semiconductor nanowire devices provide evidence for…”
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5
Acoustic-Phonon-Mediated Superconductivity in Rhombohedral Trilayer Graphene
Published in Physical review letters (29-10-2021)“…Motivated by the observation of two distinct superconducting phases in the moiréless A B C -stacked rhombohedral trilayer graphene, we investigate the…”
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Bound states at impurities as a probe of topological superconductivity in nanowires
Published in Physical review. B, Condensed matter and materials physics (04-11-2013)“…Spin-orbit coupled superconductors are interesting candidates for realizing topological and potentially non-Abelian states with Majorana fermions. We argue…”
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7
Generic new platform for topological quantum computation using semiconductor heterostructures
Published in Physical review letters (29-01-2010)“…We show that a film of a semiconductor in which s-wave superconductivity and Zeeman splitting are induced by the proximity effect, supports zero-energy…”
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8
Realizing a robust practical Majorana chain in a quantum-dot-superconductor linear array
Published in Nature communications (17-07-2012)“…Semiconducting nanowires in proximity to superconductors are promising experimental systems for realizing the elusive Majorana fermions, which, because of…”
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9
Global Phase Diagram of a Three-Dimensional Dirty Topological Superconductor
Published in Physical review letters (01-06-2017)“…We investigate the phase diagram of a three-dimensional, time-reversal symmetric topological superconductor in the presence of charge impurities and random…”
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Experimental and materials considerations for the topological superconducting state in electron- and hole-doped semiconductors: Searching for non-Abelian Majorana modes in 1D nanowires and 2D heterostructures
Published in Physical review. B, Condensed matter and materials physics (14-02-2012)“…In proximity to an s-wave superconductor, a one- or two-dimensional, electron- or hole-doped semiconductor with a sizable spin-orbit coupling and a Zeeman…”
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11
Zero-bias conductance peak in Majorana wires made of semiconductor/superconductor hybrid structures
Published in Physical review. B, Condensed matter and materials physics (17-12-2012)“…Motivated by a recent experimental report Mourik et al. [Science 336, 1003 (2012) (http://dx.doi.org/10.1126/science.1222360)] claiming the likely observation…”
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12
Majorana fermions in chiral topological ferromagnetic nanowires
Published in Physical review. B, Condensed matter and materials physics (12-03-2015)“…Motivated by a recent experiment in which zero-bias peaks have been observed in scanning tunneling microscopy (STM) experiments performed on chains of magnetic…”
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13
Universal spin-triplet superconducting correlations of Majorana fermions
Published in Physical review. B, Condensed matter and materials physics (27-07-2015)“…We establish that Majorana fermions on the boundary of topological superconductors have only spin-triplet superconducting correlations independent of whether…”
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14
Proposal for Measuring the Parity Anomaly in a Topological Superconductor Ring
Published in Physical review letters (22-03-2019)“…A topological superconductor ring is uniquely characterized by a switch in the ground state fermion number parity upon insertion of one superconducting flux…”
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15
Surface theory of a family of topological Kondo insulators
Published in Physical review. B, Condensed matter and materials physics (21-10-2014)“…A low-energy theory for the helical metallic states, residing on the surface of cubic topological Kondo insulators, is derived. Despite our analysis being…”
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16
Bound States of a Ferromagnetic Wire in a Superconductor
Published in Physical review letters (18-09-2015)“…We consider the problem of bound states in strongly anisotropic ferromagnetic impurities in a superconductor, motivated by recent experiments that claim to…”
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17
Migdal's theorem and electron-phonon vertex corrections in Dirac materials
Published in Physical review. B, Condensed matter and materials physics (17-04-2014)“…Migdal's theorem plays a central role in the physics of electron-phonon interactions in metals and semiconductors, and has been extensively studied…”
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18
Excitonic and nematic instabilities on the surface of topological Kondo insulators
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19
A Practical Phase Gate for Producing Bell Violations in Majorana Wires
Published in Physical review. X (01-04-2016)“…Carrying out fault-tolerant topological quantum computation using non-Abelian anyons (e.g., Majorana zero modes) is currently an important goal of worldwide…”
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Avoidance of Majorana resonances in periodic topological superconductor-nanowire structures
Published in Physical review letters (08-02-2012)“…Semiconducting nanowires in proximity to superconductors are promising experimental systems for Majorana fermions which may ultimately be used as building…”
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