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 …
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 …
Stable implicit numerical algorithm of time-dependent Ginzburg–Landau theory coupled with thermal effect for vortex behaviors in hybrid superconductor systems
QY Wang, C Xue - Superconductor Science and Technology, 2024 - iopscience.iop.org
Hybrid multi-superconducting structures exist in a variety of superconducting devices, such
as superconductor–insulator–superconductor multilayer structure in superconducting radio …
as superconductor–insulator–superconductor multilayer structure in superconducting radio …
[HTML][HTML] Achieving optimal magnetic flux expulsion of a Nb3Sn superconducting radio-frequency cavity via spatial temperature gradient
A He, XN Hu - Physics Letters A, 2023 - Elsevier
The trapped magnetic flux leads to residual resistance, thereby reducing the quality factor of
the superconducting cavity and affecting its power consumption. It has been experimentally …
the superconducting cavity and affecting its power consumption. It has been experimentally …
Effects of defects and surface roughness on the vortex penetration and vortex dynamics in superconductor–insulator–superconductor multilayer structures exposed to …
QY Wang, C Xue, C Dong… - … Science and Technology, 2022 - iopscience.iop.org
Vortex penetration and vortex dynamics are significantly important to superconducting
devices, for example, the superconducting cavities, since vortex motions will create …
devices, for example, the superconducting cavities, since vortex motions will create …
A Finite Element Method for the Dynamical Ginzburg–Landau Equations under Coulomb Gauge
H Gao, W Xie - Journal of Scientific Computing, 2023 - Springer
This paper is concerned with numerical analysis of a finite element method for the time-
dependent Ginzburg–Landau equations under the Coulomb gauge. The main challenge is …
dependent Ginzburg–Landau equations under the Coulomb gauge. The main challenge is …
Leveraging code generation for transparent immersogeometric fluid–structure interaction analysis on deforming domains
Code generation technology has been transformative to the field of numerical partial
differential equations (PDEs), allowing domain scientists and engineers to automatically …
differential equations (PDEs), allowing domain scientists and engineers to automatically …
Unveiling the nucleation and growth of Zr oxide precipitates in internally oxidized Nb3Sn superconductors
J Lee, Z Mao, D Isheim, DN Seidman, X Xu - Journal of Alloys and …, 2024 - Elsevier
We report on atomic-scale analyses of nucleation and growth of Zr oxide precipitates and
the microstructural evolution of internally oxidized Nb 3 Sn wires for high-field …
the microstructural evolution of internally oxidized Nb 3 Sn wires for high-field …
[HTML][HTML] Nb3Sn Cavities Coated by Tin Vapor Diffusion Method at Peking University
G Wang, S Quan, L Lin, M Ren, J Hao, F Wang, F Jiao… - Applied Sciences, 2023 - mdpi.com
Nb3Sn-coating experiments on samples and single-cell cavities were conducted at Peking
University (PKU) to understand the Nb3Sn growth process using the vapor diffusion method …
University (PKU) to understand the Nb3Sn growth process using the vapor diffusion method …
A Time-Dependent Ginzburg-Landau Framework for Sample-Specific Simulation of Superconductors for SRF Applications
AV Harbick, MK Transtrum - arXiv preprint arXiv:2410.20078, 2024 - arxiv.org
Modern superconducting radio frequency (SRF) applications require precise control of a
wide range of material properties, from microscopic material parameters to mesoscopic …
wide range of material properties, from microscopic material parameters to mesoscopic …