Publications (28)
Ultra-high quality factors in superconducting niobium cavities in ambient magnetic fields up to 190 mG
A. Romanenko, A. Grassellino, A. C. Crawford +2
Dependence of the microwave surface resistance of superconducting niobium on the magnitude of the rf field
A. Romanenko, A. Grassellino
Nitrogen and argon doping of niobium for superconducting radio frequency cavities: a pathway to highly efficient accelerating structures
A. Grassellino, A. Romanenko, O. Melnychuk +7
Cooling Dynamics Through Transition Temperature of Niobium SRF Cavities Captured by Temperature Mapping
M. Martinello, A. Romanenko, M. Checchin +4
Nanostructural features degrading the performance of superconducting radio frequency niobium cavities revealed by TEM and EELS
Y. Trenikhina, A. Romanenko, J. Kwon +2
Some wakefield effects in the superconducting RF cavities of LCLS-II
K. Bane, A. Romanenko, V. Yakovlev
Proximity breakdown of hydrides in superconducting niobium cavities
A. Romanenko, F. Barkov, L. D. Cooley +1
Strong Meissner screening change in superconducting radio frequency cavities due to mild baking
A. Romanenko, A. Grassellino, F. Barkov +3
Understanding Quality Factor Degradation in Superconducting Niobium Cavities at Low Microwave Field Amplitudes
A. Romanenko, D. I. Schuster
Quantum mechanics on Riemannian Manifold in Schwinger's Quantization approach III
N. Chepilko, A. Romanenko
Quantum mechanics on Riemannian Manifold in Schwinger's Quantization Approach II
N. Chepilko, A. Romanenko
The Effect of Mechanical Cold Work on the Magnetic Flux Expulsion of Niobium
S. Posen, S. K. Chandrasekaran, A. C. Crawford +5
Unprecedented Quality Factors at Accelerating Gradients up to 45 MV/m in Niobium Superconducting Resonators via Low Temperature Nitrogen Infusion
A. Grassellino, A. Romanenko, Y. Trenikhina +9
Advancement in the understanding of the field and frequency dependent microwave surface resistance of niobium
M. Martinello, S. Aderhold, S. K. Chandrasekaran +6
Magnetic Flux Dynamics in Horizontally Cooled Superconducting Cavities
M. Martinello, M. Checchin, A. Grassellino +4
Insight into bulk niobium superconducting RF cavities performances by tunneling spectroscopy
N. R. Groll, G. Ciovati, A. Grassellino +3
Efficient expulsion of magnetic flux in superconducting RF cavities for high $Q_0$ applications
S. Posen, A. Grassellino, A. Romanenko +5
Project X: Broader Impacts
D. M. Asner, P. C. Bhat, S. Henderson +9
Effect of interstitial impurities on the field dependent microwave surface resistance of niobium
M. Martinello, A. Grassellino, M. Checchin +5
Comment on the "Decrease of the surface resistance in superconducting niobium resonator cavities by the microwave field"
A. Romanenko, A. Grassellino
Performance-defining properties of Nb$_3$Sn coating in SRF cavities
Y. Trenikhina, S. Posen, A. Romanenko +4
Dependence of the residual surface resistance of superconducting RF cavities on the cooling dynamics around $T_\mathrm{c}$
A. Romanenko, A. Grassellino, O. Melnychuk +1
Quench-Induced Degradation of the Quality Factor in Superconducting Resonators
M. Checchin, M. Martinello, A. Romanenko +5
Fermilab experience of post-annealing losses in SRF niobium cavities due to furnace contamination and the ways to its mitigation: a pathway to processing simplification and quality factor improvement
A. Grassellino, A. Romanenko, A. Crawford +10
Quantum mechanics on Riemannian Manifold in Schwinger's Quantization Approach I
N. Chepilko, A. Romanenko
Accelerator physics and technology research toward future multi-MW proton accelerators
V. Shiltsev, P. Hurh, A. Romanenko +2
Achievement of Ultra-High Quality Factor in Prototype Cryomodule for LCLS-II
G. Wu, A. Grassellino, E. Harms +4
Accelerating fields up to 49 MV/m in TESLA-shape superconducting RF niobium cavities via 75C vacuum bake
A. Grassellino, A. Romanenko, D. Bice +9