Ubiquitous superconducting diode effect in superconductor thin films

Y Hou, F Nichele, H Chi, A Lodesani, Y Wu, MF Ritter… - Physical Review Letters, 2023 - APS
The macroscopic coherence in superconductors supports dissipationless supercurrents that
could play a central role in emerging quantum technologies. Accomplishing unequal …

Superconducting diode effect via conformal-mapped nanoholes

YY Lyu, J Jiang, YL Wang, ZL **ao, S Dong… - Nature …, 2021 - nature.com
A superconducting diode is an electronic device that conducts supercurrent and exhibits
zero resistance primarily for one direction of applied current. Such a dissipationless diode is …

Sign reversal diode effect in superconducting Dayem nanobridges

D Margineda, A Crippa, E Strambini, Y Fukaya… - Communications …, 2023 - nature.com
Supercurrent diodes are nonreciprocal electronic elements whose switching current
depends on their flow direction. Recently, a variety of composite systems combining different …

Supercurrent diode effect in helical superconductors

J Hasan, D Shaffer, M Khodas, A Levchenko - Physical Review B, 2024 - APS
In this work, we explore the generalities of the supercurrent diode effect. As an illustrative
example, we examine a model of a two-dimensional superconductor with Rashba-type spin …

Vortex jets generated by edge defects in current-carrying superconductor thin strips

AI Bezuglyj, VA Shklovskij, B Budinská, B Aichner… - Physical Review B, 2022 - APS
At sufficiently large transport currents I tr, a defect at the edge of a superconducting strip acts
as a gate for the vortices entering into it. These vortices form a jet, which is narrow near the …

Finite momentum superconductivity in superconducting hybrids: Orbital mechanism

MY Levichev, IY Pashenkin, NS Gusev, DY Vodolazov - Physical Review B, 2023 - APS
Normally, in superconductors, as in conductors, in a state with zero current I the momentum
of superconducting electrons ℏ q= 0. Here we demonstrate theoretically and present …

Rising speed limits for fluxons via edge-quality improvement in wide MoSi thin films

B Budinská, B Aichner, DY Vodolazov, MY Mikhailov… - Physical Review …, 2022 - APS
Ultrafast vortex motion has recently become a subject of extensive investigations, triggered
by the fundamental question regarding the ultimate speed limits for magnetic flux quanta …

Superconducting diode effect in multiphase superconductors

D Shaffer, DV Chichinadze, A Levchenko - Physical Review B, 2024 - APS
We identify a particular mechanism for the intrinsic superconducting diode effect (SDE) in
multiphase superconductors. Using a Ginzburg-Landau and a microscopic two-band model …

Vortex rectenna powered by environmental fluctuations

J Lustikova, Y Shiomi, N Yokoi, N Kabeya… - Nature …, 2018 - nature.com
A rectenna, standing for a rectifying antenna, is an apparatus which generates dc electricity
from electric fluctuations. It is expected to realize wireless power transmission as well as …

Speed limit to the Abrikosov lattice in mesoscopic superconductors

G Grimaldi, A Leo, P Sabatino, G Carapella, A Nigro… - Physical Review B, 2015 - APS
We study the instability of the superconducting state in a mesoscopic geometry for the low
pinning material Mo 3 Ge characterized by a large Ginzburg-Landau parameter. We observe …