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Superconducting Decoherence from TLS & Noise

MIXED · MAR-X18 · ID: 3106119

Presentations

  • Theory of multi-photon drive-induced quasiparticle tunneling in superconducting qubits

    ORAL

    –

    Presenters

    • Shoumik Chowdhury

      Massachusetts Institute of Technology (MIT), Massachusetts Institute of Technology

    Authors

    • Shoumik Chowdhury

      Massachusetts Institute of Technology (MIT), Massachusetts Institute of Technology

    • Max Hays

      MIT, Massachusetts Institute of Technology (MIT), Massachusetts Institute of Technology

    • Shantanu R Jha

      Massachusetts Institute of Technology (MIT), Massachusetts Institute of Technology

    • Kyle Serniak

      MIT Lincoln Laboratory, Lincoln Laboratory, Massachusetts Institute of Technology

    • Jeffrey A Grover

      Massachusetts Institute of Technology (MIT), Massachusetts Institute of Technology, MIT

    • William D Oliver

      Massachusetts Institute of Technology, Massachusetts Institute of Technology (MIT)

    View abstract →

  • Nonequilibrium regimes for quasiparticles in superconducting qubits

    ORAL

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    Publication: [1] G. Marchegiani, L. Amico, G. Catelani, PRX Quantum 3, 040338 (2022).<br>[2] McEwen et al.arXiv:2402.15644.<br>[3] T. Connolly, P.D. Kurilovich, S. Diamond, H. Nho, C. G. L. Bøttcher, L. I. Glazman, V. Fatemi, and M. H. Devoret, Phys. Rev. Lett. 132, 217001 (2024)<br>[4] G. Marchegiani, G. Catelani, arXiv: 2408.17218<br>[5] J. Krause, G. Marchegiani, L. M. Janssen, G. Catelani, Yoichi Ando, C. Dickel, Phys. Rev. Applied. 22, 044063 (2024)

    Presenters

    • Giampiero Marchegiani

      Technology Innovation Institute

    Authors

    • Giampiero Marchegiani

      Technology Innovation Institute

    • Gianluigi Catelani

      Juelich Research Center & Technology Innovation Institute, Quantum Research Center, Technology Innovation Institute, Abu Dhabi and Forschungszentrum Juelich

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  • T1 and thermally-excited quasiparticles effects on multi-mode transmons

    ORAL

    –

    Publication: [1] Roy, T. (2018). Multimode superconducting circuits as building blocks for a programmable quantum processor (Doctoral dissertation, Tata Institute of Fundamental Research)<br><br>[2] Jin, X. Y., Kamal, A., Sears, A. P., Gudmundsen, T., Hover, D., Miloshi, J., Slattery, R., Yan, F., Yoder, J., Orlando, T. P., Gustavsson, S., & Oliver, W. D. (2015).. Physical Review Letters, 114(24).

    Presenters

    • Sophi Chen Song

      University of California, Los Angeles

    Authors

    • Sophi Chen Song

      University of California, Los Angeles

    • Raphael Low

      University of California Los Angeles, University of California, Los Angeles

    • Murat Can Sarihan

      Google Quantum AI, University of California, Los Angeles

    • Jin Ho Kang

      University of California Los Angeles

    • Cody S Fan

      University of California, Los Angeles

    • Wei-che Hsu

      University of California Los Angeles

    • Qiyu Liu

      University of California Los Angeles, University of California, Los Angeles

    • Renjie Kang

      University of California Los Angeles, University of California, Los Angeles

    • Kangdi Yu

      University of California Berkeley

    • Madeline Taylor

      Google Quantum AI, University of California, Los Angeles

    • Ananyo Banerjee

      University of California Los Angeles

    • CheeWei Wong

      University of California Los Angeles

    View abstract →

  • Dynamics of Non-equilibrium Quasiparticles in Transmon Qubits with Different Shunting Capacitors

    ORAL

    –

    Presenters

    • Yi-Hsiang Huang

      University of Maryland College Park

    Authors

    • Yi-Hsiang Huang

      University of Maryland College Park

    • Yizhou Huang

      University of Maryland College Park, University of Maryland, College Park

    • Haozhi Wang

      University of Maryland College Park

    • Sylvie R McKnight-Milles

      University of Maryland College Park

    • Benjamin Palmer

      Laboratory for Physical Sciences (LPS)

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  • Spatiotemporally Correlated Errors in Fluxonium Qubits

    ORAL

    –

    Presenters

    • Renée D DePencier Piñero

      MIT Lincoln Laboratory

    Authors

    • Renée D DePencier Piñero

      MIT Lincoln Laboratory

    • Jeffrey M Gertler

      MIT Lincoln Laboratory

    • Mallika T Randeria

      MIT Lincoln Laboratory

    • Doug Pinckney

      Massachusetts Institute of Technology

    • Kate Azar

      MIT Lincoln Laboratory

    • Felipe Contipelli

      MIT Lincoln Laboratory

    • Hannah P Binney

      Massachusetts Institute of Technology

    • Max Hays

      MIT, Massachusetts Institute of Technology (MIT), Massachusetts Institute of Technology

    • Michael Gingras

      MIT Lincoln Laboratory

    • Jeffrey M Knecht

      MIT Lincoln Laboratory

    • Bethany M Niedzielski

      MIT Lincoln Laboratory

    • Hannah M Stickler

      MIT Lincoln Laboratory

    • Jeffrey A Grover

      Massachusetts Institute of Technology

    • Mollie E Schwartz

      MIT Lincoln Laboratory, Lincoln Laboratory, Massachusetts Institute of Technology

    • Joseph A Formaggio

      Massachusetts Institute of Technology

    • William D Oliver

      Massachusetts Institute of Technology, Massachusetts Institute of Technology (MIT)

    • Kyle Serniak

      MIT Lincoln Laboratory, Lincoln Laboratory, Massachusetts Institute of Technology

    View abstract →

  • Suppressing Qubit Errors via Local Tuning of Two-Level System Defects

    ORAL

    –

    Presenters

    • Larry Chen

      University of California, Berkeley

    Authors

    • Larry Chen

      University of California, Berkeley

    • Kan-Heng Lee

      Lawrence Berkeley National Laboratory

    • Chuan-Hong Liu

      University of California, Berkeley, Univ of California, Berkeley

    • Ziqi (Candice) Kang

      University of California, Berkeley

    • Noah Kurt Goss

      University of California, Berkeley

    • Ravi K. Naik

      Lawrence Berkeley National Laboratory

    • Hyunseong Kim

      University of California, Berkeley

    • David I Santiago

      Lawrence Berkeley National Laboratory

    • Irfan Siddiqi

      University of California, Berkeley

    View abstract →

  • Interface Piezoelectricity-Induced Superconducting Qubit Decoherence

    ORAL

    –

    Publication: H. Zhou, E. Li, K. Godeneli, Z.-H. Zhang, S. Jahanbani, K. Yu, M. Odeh, S. Aloni, S. Griffin, A. Sipahigil, Observation of Interface Piezoelectricity in Superconducting Devices on Silicon, arXiv:2409.10626 (2024)

    Presenters

    • Haoxin Zhou

      University of California, Berkeley and Lawrence Berkeley National Laboratory, University of California, Berkeley

    Authors

    • Haoxin Zhou

      University of California, Berkeley and Lawrence Berkeley National Laboratory, University of California, Berkeley

    • Eric Li

      University of California, Berkeley

    • Kadircan Godeneli

      University of California, Berkeley

    • Zihuai Zhang

      University of California, Berkeley and Lawrence Berkeley National Laboratory, University of California, Berkeley

    • Shahin Jahanbani

      University of California, Berkeley

    • Kangdi Yu

      University of California, Berkeley, UC Berkeley

    • Mutasem Odeh

      University of California, Berkeley

    • Yashwanth Balaji

      Lawrence Berkeley National Laboratory

    • Mythili Surendran

      Lawrence Berkeley National Laboratory

    • Shaul Aloni

      Lawrence Berkeley National Labs, Lawrence Berkeley National Laboratory, Molecular Foundry, Lawrence Berkeley National Laboratory

    • Sinead M Griffin

      Lawrence Berkeley National Laboratory, Materials Sciences Division and Molecular Foundry, LBNL, Materials Sciences Division and Molecular Foundry, Berkeley Lab, Lawrence Berkeley National Lab

    • Alp Sipahigil

      University of California Berkeley, University of California, Berkeley, University of California, Berkeley and Lawrence Berkeley National Laboratory

    View abstract →

  • Origin of flux noise in superconducting devices: Size distribution of spin species from phonon-assisted spin resonance

    ORAL

    –

    Presenters

    • Rogério de Sousa

      Department of Physics and Astronomy, University of Victoria, BC

    Authors

    • Rogério de Sousa

      Department of Physics and Astronomy, University of Victoria, BC

    • José Alberto Nava Aquino

      Department of Physics and Astronomy, University of Victoria, BC

    • William A Coish

      Department of Physics, McGill University, QC, McGill University

    View abstract →