Topological phases in polar oxide nanostructures

J Junquera, Y Nahas, S Prokhorenko, L Bellaiche… - Reviews of Modern …, 2023‏ - APS
The past decade has witnessed dramatic progress related to various aspects of emergent
topological polar textures in oxide nanostructures displaying vortices, skyrmions, merons …

The two-dimensional Coulomb gas, vortex unbinding, and superfluid-superconducting films

P Minnhagen - Reviews of modern physics, 1987‏ - APS
The article reviews the two-dimensional Coulomb gas model and its connection to vortex
fluctuations for a two-dimensional superfluid. The neutral and non-neutral versions of the …

Dependence of the critical temperature in overdoped copper oxides on superfluid density

I Božović, X He, J Wu, AT Bollinger - Nature, 2016‏ - nature.com
The physics of underdoped copper oxide superconductors, including the pseudogap, spin
and charge ordering and their relation to superconductivity,,, is intensely debated. The …

Geometric and conventional contribution to the superfluid weight in twisted bilayer graphene

X Hu, T Hyart, DI Pikulin, E Rossi - Physical Review Letters, 2019‏ - APS
By tuning the angle between graphene layers to specific “magic angles” the lowest energy
bands of twisted bilayer graphene (TBLG) can be made flat. The flat nature of the bands …

Kosterlitz–Thouless physics: a review of key issues

JM Kosterlitz - Reports on Progress in Physics, 2016‏ - iopscience.iop.org
This article reviews, from a very personal point of view, the origins and the early work on
transitions driven by topological defects such as vortices in the two dimensional planar rotor …

High-temperature interface superconductivity between metallic and insulating copper oxides

A Gozar, G Logvenov, LF Kourkoutis, AT Bollinger… - Nature, 2008‏ - nature.com
The realization of high-transition-temperature (high-T c) superconductivity confined to
nanometre-sized interfaces has been a long-standing goal because of potential …

Kosterlitz-Thouless transition in proximity-coupled superconducting arrays

DJ Resnick, JC Garland, JT Boyd, S Shoemaker… - Physical Review Letters, 1981‏ - APS
Abstract Evidence for the Kosterlitz-Thouless vortex unbinding transition is reported in
triangular planar arrays of proximity-coupled Pb-Sn junctions. The temperature dependence …

Two-dimensional vortices in a stack of thin superconducting films: A model for high-temperature superconducting multilayers

JR Clem - Physical Review B, 1991‏ - APS
The structure of vortices within an infinite stack of thin superconducting layers is considered
and examined in detail in the limit of zero interlayer Josephson coupling. The basic building …

Clean 2D superconductivity in a bulk van der Waals superlattice

A Devarakonda, H Inoue, S Fang, C Ozsoy-Keskinbora… - Science, 2020‏ - science.org
Advances in low-dimensional superconductivity are often realized through improvements in
material quality. Apart from a small group of organic materials, there is a near absence of …

Electric field effect on superconductivity in atomically thin flakes of

NE Staley, J Wu, P Eklund, Y Liu, L Li, Z Xu - Physical Review B—Condensed …, 2009‏ - APS
We studied the electric field effect on superconductivity in atomically thin flakes of NbSe 2
prepared by mechanical exfoliation. We found that these NbSe 2 flakes are superconducting …