September 25, 2025
Author(s)
Trevyn Larson, Akash Dixit, Raymond Simmonds, Florent Lecocq, Jinsu Oh, Lin Zhou, Anthony McFadden
Quantum coherence in superconducting circuits has increased steadily over the last decades because of a growing understanding of the various loss mechanisms. Recently, tantalum (Ta) emerged as a promising material to address microscopic sources of loss fou