Realization of a Λ System with Metastable States of a Capacitively Shunted Fluxonium - N. Earnest, S. Chakram, Y. Lu, N. Irons, R. K. Naik, N. Leung, L. Ocola, D. A. Czaplewski, B. Baker, Jay Lawrence, Jens Koch,; D. I. Schuster (American Physical Society (APS), 2018)
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