2 papers
cond-mat.mtrl-sci2005
Decoherence in Josephson Qubits from Dielectric Loss
John M. Martinis, K. B. Cooper, R. McDermott +8
Dielectric loss from two-level states is shown to be a dominant decoherence source in superconducting quantum bits. Depending on the qubit design, dielectric loss from insulating m…
cond-mat.supr-con2004
Decoherence in Josephson Qubits from Junction Resonances
R. W. Simmonds, K. M. Lang, D. A. Hite +2
Although Josephson junction qubits show great promise for quantum computing, the origin of dominant decoherence mechanisms remains unknown. We report Rabi oscillations for an impro…