Phonon-Mediated Quasiparticle Poisoning of Superconducting Microwave Resonators

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Patel, U.; Pechenezhskiy, Ivan V.; Plourde, B. L. T.; Vavilov, M. G.; McDermott, R.;
(2016)
  • Related identifiers: doi: 10.1103/PhysRevB.96.220501
  • Subject: Condensed Matter - Superconductivity | Quantum Physics
    arxiv: Condensed Matter::Strongly Correlated Electrons | Condensed Matter::Superconductivity | Condensed Matter::Mesoscopic Systems and Quantum Hall Effect

Nonequilibrium quasiparticles represent a significant source of decoherence in superconducting quantum circuits. Here we investigate the mechanism of quasiparticle poisoning in devices subjected to local quasiparticle injection. We find that quasiparticle poisoning is d... View more
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