Bulletin of the American Physical Society
2023 APS March Meeting
Volume 68, Number 3
Las Vegas, Nevada (March 5-10)
Virtual (March 20-22); Time Zone: Pacific Time
Session S73: Superconducting Qubits: Surfaces, treatments, and two-level systems
8:00 AM–10:48 AM,
Thursday, March 9, 2023
Room: Room 405
Sponsoring
Unit:
DQI
Chair: Kristiaan De Greve, IMEC
Abstract: S73.00004 : Nb surface encapsulation to improve resonators quality factor*
8:36 AM–8:48 AM
Presenter:
Francesco Crisa
(Illinois Institute of Technology)
Authors:
Francesco Crisa
(Illinois Institute of Technology)
Mustafa Bal
(Fermilab)
Shaojiang Zhu
(Fermilab)
Akshay A Murthy
(Fermi National Accelerator Laboratory)
ZuHawn Sung
(Fermilab)
Jaeyel Lee
(Fermilab)
Daniel Bafia
(Fermi National Accelerator Laboratory)
David van Zanten
(FermiLab)
Grigory Eremeev
(Fermilab)
Ivan Nekrashevich
(Fermilab)
Roman Pilipenko
(Fermilab)
Anna Grassellino
(Fermilab)
Alexander Romanenko
(Fermilab)
Florent Q Lecocq
(National Institute of Standards and Technology, Boulder)
Michael R Vissers
(NIST)
Joel N Ullom
(National Institute of Standards and Technology Boulder)
José Aumentado
(National Institute of Standards and Technology Boulder)
Peter Hopkins
(National Institute of Standards and Technology Boulder)
Antony McFadden
(NIST)
Corey Rae McRae
(NIST)
David Olaya
(NIST)
In this work we present the results obtained on resonators encapsulated with different superconducting materials and the improvement we obtained on the quality factor.
*This material is based upon work supported by the U.S. Department of Energy, Office of Science, National Quantum Information Science Research Centers, Superconducting Quantum Materials and System Center (SQMS) under contract number DE-AC02-07CH11359.
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