81 citations · 1.2k across the 54 of their papers we have counts for
33 papers · 1 filter
Multiple chiral Majorana states in proximitized magnetic topological insulator heterostructures
Alejandro S. Gómez, Rafael A. Molina, Pablo Burset +1
Achieving robust topological superconductivity with multiple Majorana channels is a key step for scalable topological quantum computing. To this end, we investigate magnetically do…
Gate-tunable nonreciprocal thermoelectric effects on the surface states of topological insulators
Phillip Mercebach, Sun-Yong Hwang, Bo Lu +3
Thermoelectric devices at the nanoscale offer promising routes for on-chip refrigeration and waste-heat recovery, yet most semiconductor-based implementations suffer from limited t…
Emergent topology by Landau level mixing in quantum Hall-superconductor nanostructures
Yuriko Baba, Alfredo Levy Yeyati, Pablo Burset
We demonstrate the emergence of novel topological phases in quantum Hall-superconductor hybrid systems driven by Landau level mixing and spin-orbit interactions. Focusing on a narr…
Thermoelectric processes of quantum normal-superconductor interfaces
L. Arrachea, A. Braggio, P. Burset +3
Superconducting interfaces have recently been demonstrated to contain a rich variety of effects that give rise to sizable thermoelectric responses and unexpected thermal properties…
Floquet-Nambu theory of electron quantum optics with superconductors
Pablo Burset, Benjamin Roussel, Michael Moskalets +1
We present a comprehensive Floquet-Nambu theory to describe the time-dependent quantum transport in mesoscopic circuits involving superconductors. The central object of our framewo…
Influence of carrier density and disorder on the Quantum Hall plateau widths in epitaxial graphene
Ignacio Figueruelo-Campanero, Yuriko Baba, Alejandro Jimeno-Pozo +9
Since its discovery, graphene has been one of the most prominent 2D materials due to its unique properties and broad range of possible applications. In particular, the half-integer…
Topological superconductivity in a magnetic-texture coupled Josephson junction
Ignacio Sardinero, Rubén Seoane Souto, Pablo Burset
Topological superconductors are appealing building blocks for robust and reliable quantum information processing. Most platforms for engineering topological superconductivity rely…
Wigner representation of Andreev-reflected charge pulses
Benjamin Roussel, Pablo Burset, Christian Flindt
Recent experiments have shown that the edge states of a quantum Hall sample can be coupled to a superconductor, so that incoming electrons in the edge states can be Andreev convert…
On-Demand and Tunable Andreev-Conversion of Single-Electron Charge Pulses
Pablo Burset, Benjamin Roussel, Michael Moskalets +1
Electron quantum optics explores coherent single-electron charge pulse propagation in electronic nanoscale circuits akin to table-top photon setups. While past experiments focused…
Microscopic Green's function approach for generalized Dirac Hamiltonians
Jeyson Támara-Isaza, Pablo Burset, William J. Herrera
The rising interest in Dirac materials, condensed matter systems where low-energy electronic excitations are described by the relativistic Dirac Hamiltonian, entails a need for mic…
Intrinsic non-magnetic Josephson junctions in twisted bilayer graphene
Miguel Alvarado, Pablo Burset, Alfredo Levy Yeyati
Recent experiments have demonstrated the possibility to design highly controllable junctions on magic angle twisted bilayer graphene, enabling the test of its superconducting trans…
Phase-tunable multiple Andreev reflections in a quantum spin Hall strip
Xue Yang, Pablo Burset, Bo Lu
A quantum spin Hall strip where different edges are contacted by -wave superconductors with a phase difference supports Majorana bound states protected by time-reversal symm…
Identifying Majorana bound states at quantum spin Hall edges using a metallic probe
Bo Lu, Guanxin Cheng, Pablo Burset +1
We study the conductance afforded by a normal-metal probe which is directly contacting the helical edge modes of a quantum spin Hall insulator (QSHI). We show a conductanc…
Confinement-induced zero-bias peaks in conventional superconductor hybrids
Jorge Cayao, Pablo Burset
Majorana bound states in topological superconductors have been predicted to appear in the form of zero-bias conductance peaks of height , which represents one of the most…
Multi-particle interference in an electronic Mach-Zehnder interferometer
Janne Kotilahti, Pablo Burset, Michael Moskalets +1
The recent development of dynamic single-electron sources makes it possible to observe and manipulate the quantum properties of individual charge carriers in mesoscopic circuits. H…
On-demand thermoelectric generation of equal-spin Cooper pairs
Felix Keidel, Sun-Yong Hwang, Björn Trauzettel +2
Superconducting spintronics is based on the creation of spin-triplet Cooper pairs in ferromagnet-superconductor (F-S) hybrid junctions. Previous proposals to manipulate spin-polari…
Composite two-particle sources
Michael Moskalets, Janne Kotilahti, Pablo Burset +1
Multi-particle sources constitute an interesting new paradigm following the recent development of on-demand single-electron sources. Versatile devices can be designed using several…
Time-Domain Spectroscopy of Mesoscopic Conductors Using Voltage Pulses
Pablo Burset, Janne Kotilahti, Michael Moskalets +1
The development of single-electron sources has paved the way for a novel type of experiments in which individual electrons are emitted into a quantum-coherent circuit. In one appro…
Cooling by Cooper pair splitting
Rafael Sánchez, Pablo Burset, Alfredo Levy Yeyati
The electrons forming a Cooper pair in a superconductor can be spatially separated preserving their spin entanglement by means of quantum dots coupled to both the superconductor an…
Electron waiting times in hybrid junctions with topological superconductors
Shuo Mi, Pablo Burset, Christian Flindt
We investigate the waiting time distributions (WTDs) of superconducting hybrid junctions, considering both conventional and topologically nontrivial superconductors hosting Majoran…
Subgap states in two dimensional spectroscopy of unconventional superconductors using graphene
Oscar E. Casas, Shirley Gómez Páez, Alfredo Levy Yeyati +2
The two-dimensional nature of graphene makes it an ideal platform to explore proximity-induced unconventional planar superconductivity and the possibility of topological supercondu…
Odd-frequency Superconductivity Revealed by Thermopower
Sun-Yong Hwang, Pablo Burset, Björn Sothmann
Superconductivity is characterized by a nonvanishing superconducting pair amplitude. It has a definite symmetry in spin, momentum and frequency (time). While the spin and momentum…
All-electrical generation and control of odd-frequency s-wave Cooper pairs in double quantum dots
Pablo Burset, Bo Lu, Hiromi Ebisu +2
We propose an all-electrical experimental setup to detect and manipulate the amplitude of odd-frequency pairing in a double quantum dot. Odd-frequency pair amplitude is induced fro…
Superconducting proximity effect in three-dimensional topological insulators in the presence of a magnetic field
Pablo Burset, Bo Lu, Grigory Tkachov +3
The proximity induced pair potential in a topological insulator-superconductor hybrid features an interesting superposition of a conventional spin-singlet component from the superc…