3 papers
cond-mat.supr-con2025
Cryogenic growth of aluminum: structural morphology, optical properties, superconductivity and microwave dielectric loss
Wilson J. Yánez-Parreño, Teun A. J. van Schijndel, Anthony P. McFadden +7
We explore the molecular beam epitaxy synthesis of superconducting aluminum thin films grown on c-plane sapphire substrates at cryogenic temperatures of 6 K and compare their behav…
quant-ph2024
Fabrication and characterization of low-loss Al/Si/Al parallel plate capacitors for superconducting quantum information applications
Anthony McFadden, Aranya Goswami, Tongyu Zhao +7
Increasing the density of superconducting circuits requires compact components, however, superconductor-based capacitors typically perform worse as dimensions are reduced due to lo…
cond-mat.supr-con2024
Cryogenic growth of tantalum thin films for low-loss superconducting circuits
Teun A. J. van Schijndel, Anthony P. McFadden, Aaron N. Engel +5
Motivated by recent advancements highlighting Ta as a promising material in low-loss superconducting circuits and showing long coherence times in superconducting qubits, we have ex…