Tuning microwave losses in superconducting resonators

A Gurevich - Superconductor Science and Technology, 2023 - iopscience.iop.org
The performance of superconducting resonators, particularly cavities for particle
accelerators and micro cavities and thin film resonators for quantum computations and …

Significant contributions of the Higgs mode and impurity-scattering self-energy corrections to the low-frequency complex conductivity in dc-biased superconducting …

T Kubo - Physical Review Applied, 2024 - APS
We investigate the complex conductivity of superconductors under a direct-current (dc) bias
based on the well-established Keldysh-Eilenberger formalism of nonequilibrium …

[LIVRE][B] Traveling wave parametric amplifiers and other nonlinear kinetic inductance devices

NS Klimovich - 2022 - search.proquest.com
The microwave frequency range is home to a large amount of cosmologically crucial signals
including the cosmic microwave background, emission from high redshift galaxies, and …

Large parametric amplification in kinetic inductance dominant resonators based on 3 nm-thick epitaxial superconductors

WC Chien, YH Chang, CX Lu, YY Ting… - Materials for …, 2023 - iopscience.iop.org
Ultra-thin superconducting aluminum films of 3-nm grown on sapphire by molecule-beam
epitaxy show excellent superconductivity and large kinetic inductance. This results in a …

Simulating the behaviour of travelling wave superconducting parametric amplifiers using a commercial circuit simulator

T Sweetnam, D Banys, V Gilles… - Superconductor …, 2022 - iopscience.iop.org
Kinetic inductance travelling wave parametric amplifiers (KI-TWPAs) have been simulated
using Keysight's Advanced Design System. A lumped element representation of a …

Reflection-enhanced gain in traveling-wave parametric amplifiers

S Kern, P Neilinger, E Il'Ichev, A Sultanov, M Schmelz… - Physical Review B, 2023 - APS
The operating principle of traveling-wave parametric amplifiers is typically understood in
terms of the standard coupled mode theory, which describes the evolution of forward …

Linear and Nonlinear Properties of a Compact High-Kinetic-Inductance Multimode Resonator

N Kirsh, E Svetitsky, S Goldstein, G Pardo… - Physical Review …, 2021 - APS
The kinetic inductance (KI) of superconducting devices can be exploited for reducing the
footprint of linear elements as well as for introducing nonlinearity to the circuit. We …

Anderson-Higgs amplitude mode in Josephson junctions

P Vallet, J Cayssol - Physical Review B, 2024 - APS
The Anderson-Higgs mode in a superconductor corresponds to a collective and coherent
oscillation of the order parameter amplitude. We propose to detect this mode in a tunnel …

Millimetre Wave Kinetic Inductance Parametric Amplification using Ridge Gap Waveguide

D Banys, MA McCulloch, T Sweetnam, V Gilles… - Journal of Low …, 2022 - Springer
We present the design and simulation methodology of a superconducting ridge-gap
waveguide (RGWG) as a potential basis for mm-wave kinetic inductance travelling wave …

High Kinetic Inductance in Platinum‐Coated Aluminum Nanobridge Interferometers

IA Nazhestkin, SV Bakurskiy, AA Neilo… - Advanced …, 2025 - Wiley Online Library
The transport properties of a nanobridge superconducting quantum interference device
made of Al/Pt bilayer have been studied. Measurement and approximation of the voltage …