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 …
accelerators and micro cavities and thin film resonators for quantum computations and …
Challenges and opportunities of srf theory for next generation particle accelerators
We suggest a program to establish theoretical performance limits of srf cavities using
modern theories of nonequilibrium superconductivity under a strong electromagnetic field …
modern theories of nonequilibrium superconductivity under a strong electromagnetic field …
Influence of furnace baking on Q–E behavior of superconducting accelerating cavities
H Ito, H Araki, K Takahashi… - Progress of Theoretical …, 2021 - academic.oup.com
The performance of superconducting radio-frequency (SRF) cavities depends on the
condition of the niobium surface. Recently, various heat treatment methods have been …
condition of the niobium surface. Recently, various heat treatment methods have been …
Challenges and transformative opportunities in superconductor vortex physics
In superconductors, the motion of vortices introduces unwanted dissipation that is disruptive
to applications. Fortunately, material defects can immobilize vortices, acting as vortex …
to applications. Fortunately, material defects can immobilize vortices, acting as vortex …
Enhanced Surface Superconductivity of Niobium by Zirconium Doping
Superconducting radio-frequency (SRF) cavities currently rely on niobium (Nb), and could
benefit from a higher-T c surface, which would enable a higher operating temperature, lower …
benefit from a higher-T c surface, which would enable a higher operating temperature, lower …
Critical current throughout the BCS-BEC crossover with the inclusion of pairing fluctuations
The present work aims at providing a systematic analysis of the current density versus
momentum characteristics for a fermionic superfluid throughout the BCS-BEC crossover …
momentum characteristics for a fermionic superfluid throughout the BCS-BEC crossover …
Effects of nonmagnetic impurities and subgap states on the kinetic inductance, complex conductivity, quality factor, and depairing current density
T Kubo - Physical Review Applied, 2022 - APS
We investigate how a combination of a nonmagnetic impurity scattering rate γ and finite
subgap states parametrized by Dynes Γ affects various physical quantities relevant to …
subgap states parametrized by Dynes Γ affects various physical quantities relevant to …
[HTML][HTML] Q-factor optimization for high-beta 650 MHz cavities for PIP-II
M Martinello, DJ Bice, C Boffo… - Journal of Applied …, 2021 - pubs.aip.org
High Q-factors are of utmost importance to minimize losses of superconducting radio-
frequency cavities deployed in continuous wave particle accelerators. This study elucidates …
frequency cavities deployed in continuous wave particle accelerators. This study elucidates …
Thermalization and dynamics of high-energy quasiparticles in a superconducting nanowire
T Jalabert, EFC Driessen, F Gustavo, JL Thomassin… - Nature Physics, 2023 - nature.com
The relaxation of energetic quasiparticles in superconducting nanostructures involves many
cascaded interactions between electrons, phonons and Cooper pairs. These dynamics are …
cascaded interactions between electrons, phonons and Cooper pairs. These dynamics are …
Superheating fields of semi-infinite superconductors and layered superconductors in the diffusive limit: structural optimization based on the microscopic theory
T Kubo - Superconductor Science and Technology, 2021 - iopscience.iop.org
The superheating field Hsh of the Meissner state is thought to determine the theoretical field-
limit of superconducting accelerator cavities. We investigate Hsh of semi-infinite …
limit of superconducting accelerator cavities. We investigate Hsh of semi-infinite …