Superconducting Qubits: TLS Theory and Modelling
ORAL · MAR-W15 · ID: MAR-W15
Presentations
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Beyond Good and Evil: A Comparative Study of Computational Methods and Metrics for Amorphous Materials
Oral-In-person
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Presenters
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Jack Dienhart
- Niels Bohr Institute of Physics
Authors
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Jack Dienhart
- Niels Bohr Institute of Physics
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Omar Ashour
- Lawrence Berkeley National Laboratory
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Elyssa Hofgard
- Massachusetts Institute of Technology
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Dmitriy Morozov
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Mark Svendsen
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Peter Krogstrup
- Niels Bohr Institute, University of Copenhagen
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Sinéad Griffin
- Lawrence Berkeley National Laboratory
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Identifying and Engineering Two-Level Systems in Superconducting Qubits – Part I
Oral-In-person
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Publication: [1] A.C. Tyner, J.T. Heath, T.C. Thann, V.P. Michal, P. Krogstrup, M. K. Svendsen, and A.V. Balatsky, Advanced Quantum Technologies, e2500170 (2025)
Presenters
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Alexander Tyner
- NORDITA
Authors
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Alexander Tyner
- NORDITA
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Joshuah Heath
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Thue Thann
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Vincent Michal
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Peter Krogstrup
- Niels Bohr Institute, University of Copenhagen
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Mark Kamper Svendsen
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Alexander Balatsky
- University of Connecticut
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Identifying and Engineering Two-Level Systems in Superconducting Qubits – Part II
Oral-In-person
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Publication: [1] A.C. Tyner, J.T. Heath, T.C. Thann, V.P. Michal, P. Krogstrup, M. K. Svendsen, and A.V. Balatsky, Advanced Quantum Technologies, e2500170 (2025)
[2] J.T. Heath, A.C. Tyner , T.C. Thann, V.P. Michal, P. Krogstrup, M. K. Svendsen, and A.V. Balatsky, arXiv:2503.08767 (2025)
[3] J.T. Heath, A.C. Tyner, R. Boyack, S.P. Alpay, P. Krogstrup, C.M. Marcus, and A.V. Balatsky, manuscript in preparationPresenters
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Joshuah Heath
- Nordic Institute for Theoretical Physics
Authors
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Joshuah Heath
- Nordic Institute for Theoretical Physics
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Alexander Tyner
- NORDITA
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Thue Thann
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Vincent Michal
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Pamir Alpay
- University of Connecticut
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Peter Krogstrup
- Niels Bohr Institute, University of Copenhagen
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Mark Kamper Svendsen
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Alexander Balatsky
- University of Connecticut
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Machine-learned forcefield guided atomistic modelling and two-level systems search at the Al/AlO<sub>x</sub>/Al interfaces
Oral-In-person
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Presenters
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Shivani Srivastava
- Lawrence Livermore National Laboratory
Authors
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Shivani Srivastava
- Lawrence Livermore National Laboratory
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Keith Ray
- Lawrence Livermore National Laboratory
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Vincenzo Lordi
- Lawrence Livermore National Laboratory
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Low Concentrations of H, D and O Two-Level Systems in Nb
Oral-In-person · Withdrawn
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Presenters
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Abdulaziz Abogoda
- Northwestern University
Authors
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Abdulaziz Abogoda
- Northwestern University
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James Sauls
- Louisiana State University
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Ilya Vekhter
- Louisiana State University
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Williams A. Shelton
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Quantum Modeling of Device Variability in Josephson Junctions
Oral-In-person
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Presenters
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Yu (Eric) Zhu
- Nanoacademic Technologies inc
Authors
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Yu (Eric) Zhu
- Nanoacademic Technologies inc
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Igor Benek-Lins
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Félix Beaudoin
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Lattice Renormalization of Configurational TLS in Superconducting Films
Oral-In-person
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Publication: We intend to publish a work with a similar title on Arxiv shortly.
Presenters
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Patrick Pritchard
- Northwestern University
Authors
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Patrick Pritchard
- Northwestern University
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James Rondinelli
- Northwestern University
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Quasiparticle Generation & Dissipation from Embedded TLS Impurities in Superconductors under Microwave Excitation
Oral-In-person
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Publication: J. He, Wei-Ting Lin and J. A. Sauls, Theory of Two-Level Tunneling Systems in Superconductors, Prog. Theor. Expt. Phys., 2025, 6, 063I01 (2025)
Presenters
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Wei-Ting Lin
- Louisiana State University
Authors
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Wei-Ting Lin
- Louisiana State University
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Junguang He
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James Sauls
- Louisiana State University
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Modeling Parasitic Mode Coupling in Superconducting Qubits
Oral-In-person
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Presenters
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Shravan Patel
- University of Wisconsin - Madison
Authors
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Shravan Patel
- University of Wisconsin - Madison
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Spencer Weeden
- University of Wisconsin - Madison
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Matthew Snyder
- University of Wisconsin - Madison
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Britton Plourde
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Robert McDermott
- University of Wisconsin - Madison
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Characterizing Spurious Mode Coupling in Superconducting Qubits
Oral-In-person
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Presenters
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Spencer Weeden
- University of Wisconsin - Madison
Authors
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Spencer Weeden
- University of Wisconsin - Madison
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Shravan Patel
- University of Wisconsin - Madison
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David Harrison
- Qolab
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Britton Plourde
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Robert McDermott
- University of Wisconsin - Madison
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A Simple and Scalable Method for Simulating Purcell Decay Channels in Transmon Qubits that is General across Linear Coupling Mechanisms
Oral-In-person
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Presenters
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Benjamin Jarvis-Frain
- Rigetti Computing
Authors
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Benjamin Jarvis-Frain
- Rigetti Computing
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Prasad Sarangapani
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Alysson Gold
- Rigetti Computing
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Understanding and Mitigating Loss in Transmon Qubits Due to Flux Line Coupling
Oral-In-person
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Presenters
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Om Joshi
- Massachusetts Institute of Technology
Authors
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Om Joshi
- Massachusetts Institute of Technology
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Max Hays
- Massachusetts Institute of Technology
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Réouven Assouly
- Massachussets Institute of Technology
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Jeffrey Grover
- Massachusetts Institute of Technology
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William Oliver
- Massachusetts Institute of Technology
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Utilizing COMSOL for Simulation Benchmarking and Multiphysics Modeling in Superconducting Qubit Devices
Oral-In-person
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Presenters
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Ksawery Dabrowiecki
- Northwestern University
Authors
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Ksawery Dabrowiecki
- Northwestern University
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Modeling 3D Qubits in Keysight's Advance Design System
Oral-In-person
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Presenters
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Sajid Hussain
- Keysight Technologies
Authors
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Sajid Hussain
- Keysight Technologies
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Hamiltonian-Based Modeling of Superconducting Circuits Using Keysight's Quantum Simulation Tools
Oral-In-person · Withdrawn
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Presenters
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Sean Mcilvane
- Keysight Technologies
Authors
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Sean Mcilvane
- Keysight Technologies
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