Emergent phenomena in multicomponent superconductivity: an introduction to the focus issue

MV Milošević, A Perali - arXiv preprint arXiv:1504.06995, 2015 - arxiv.org
Multicomponent superconductivity is a novel quantum phenomenon in many different
superconducting materials, such as multiband ones in which different superconducting gaps …

Superconducting size effect in thin films under electric field: Mean-field self-consistent model

P Virtanen, A Braggio, F Giazotto - Physical Review B, 2019 - APS
We consider the effects of an externally applied electrostatic field on superconductivity, self-
consistently within a BCS mean-field model, for a clean three-dimensional (3D) metal thin …

Transition metal dichalcogenides as strategy for high temperature electron-hole superfluidity

S Conti, D Neilson, FM Peeters, A Perali - Condensed Matter, 2020 - mdpi.com
Condensation of spatially indirect excitons, with the electrons and holes confined in two
separate layers, has recently been observed in two different double layer heterostructures …

Crossband versus intraband pairing in superconductors: Signatures and consequences of the interplay

AA Vargas-Paredes, AA Shanenko, A Vagov… - Physical Review B, 2020 - APS
We analyze the paradigmatic competition between intraband and crossband Cooper-pair
formation in two-band superconductors, neglected in most works to date. We derive the …

Doping-dependent switch from one-to two-component superfluidity in coupled electron-hole van der Waals heterostructures

S Conti, M Van der Donck, A Perali, FM Peeters… - Physical Review B, 2020 - APS
The hunt for high-temperature superfluidity has received new impetus from the discovery of
atomically thin stable materials. Electron-hole superfluidity in coupled MoSe 2-WSe 2 …

Between types I and II: intertype flux exotic states in thin superconductors

WY Córdoba-Camacho, RM Da Silva, A Vagov… - Physical Review B, 2016 - APS
The Bogomolnyi point separates superconductivity types I and II while itself hiding infinitely
degenerate magnetic flux configurations, including very exotic states (referred to here as flux …

Multicomponent screening and superfluidity in gapped electron-hole double bilayer graphene with realistic bands

S Conti, A Perali, FM Peeters, D Neilson - Physical Review B, 2019 - APS
Superfluidity has recently been reported in double electron-hole bilayer graphene. The
multiband nature of the bilayers is important because of the very small band gaps between …

Nanoarchitecture: Toward quantum‐size tuning of superconductivity

KY Arutyunov, VV Zavialov, EA Sedov… - physica status solidi …, 2019 - Wiley Online Library
Quantum confinement is known to affect a nanosized superconductor through quantum‐size
variations of the electronic density of states. Here, it is demonstrate that there is another …

Superconducting dome in interfaces as a direct consequence of the extended -wave symmetry of the gap

M Zegrodnik, P Wójcik - Physical Review B, 2020 - APS
The two-dimensional electron gas (2DEG) at the LaAlO 3/SrTiO 3 interface exhibits gate-
tunable superconductivity with a domelike shape of TC as a function of electron …

Multiband superconductors: two characteristic lengths for each contributing condensate

Y Chen, AA Shanenko - The Journal of Physical Chemistry Letters, 2022 - ACS Publications
The interference of multiple condensates coexisting in one system may lead to
unconventional coherent behavior. This is expected when the spatial lengths of the …