Semiconductor Qubits II

Presentations

• Material and integration challenges for large-scale silicon quantum computing

  ORAL · Invited

  March 14, 2022, 3:00 PM – March 14, 2022, 3:36 PM

  Presenters

  • Maud Vinet

    • CEA-Leti

  Authors

  • Maud Vinet

    • CEA-Leti

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• Electron g-factor renormalization in SiGe superlattice quantum wells

  ORAL

  March 14, 2022, 3:36 PM – March 14, 2022, 3:48 PM

  Presenters

  • Benjamin D Woods

    • University of Wisconsin-Madison
    • University of Wisconsin - Madison

  Authors

  • Benjamin D Woods

    • University of Wisconsin-Madison
    • University of Wisconsin - Madison

  • Emily S Joseph

    • University of Wisconsin - Madison

  • Thomas W McJunkin

    • University of Wisconsin - Madison

  • Yi Feng

    • University of Wisconsin-Madison
    • University of Wisconsin - Madison

  • Donald E Savage

    • University of Wisconsin - Madison
    • University of Wisconsin-Madison

  • Max G Lagally

    • University of Wisconsin - Madison

  • Susan N Coppersmith

    • University of New South Wales

  • Mark Eriksson

    • University of Wisconsin - Madison

  • Mark G Friesen

    • University of Wisconsin - Madison

  • Robert J Joynt

    • University of Wisconsin - Madison

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• Anomalous g-factor in a Si/SiGe heterostructure with oscillatory Ge concentration

  ORAL

  March 14, 2022, 3:48 PM – March 14, 2022, 4:00 PM

  Presenters

  • Emily S Joseph

    • University of Wisconsin - Madison

  Authors

  • Emily S Joseph

    • University of Wisconsin - Madison

  • Thomas W McJunkin

    • University of Wisconsin - Madison

  • Benjamin D Woods

    • University of Wisconsin-Madison
    • University of Wisconsin - Madison

  • Benjamin Harpt

    • University of Wisconsin - Madison

  • Yi Feng

    • University of Wisconsin-Madison
    • University of Wisconsin - Madison

  • Donald E Savage

    • University of Wisconsin - Madison
    • University of Wisconsin-Madison

  • Max G Lagally

    • University of Wisconsin - Madison

  • Sue N Coppersmith

    • University of New South Wales

  • Mark G Friesen

    • University of Wisconsin - Madison

  • Robert J Joynt

    • University of Wisconsin - Madison

  • Mark A Eriksson

    • University of Wisconsin - Madison

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• Increasing the valley splitting in Si/SiGe heterostructures by exploiting atomic concentration fluctuations

  ORAL

  March 14, 2022, 4:00 PM – March 14, 2022, 4:12 PM

  Publication: ​​​​​​​Manuscript in progress. Brian Paquelet Wuetz, Merritt P. Losert, Sebastian Koelling, Lucas E.A. Stehouwer, Anne-Marije J. Zwerver, Stephan G.J. Philips, Mateusz T. Mądzik, Xiao Xue, Guoji Zheng, Mario Lodari, Sergey Amitonov, Nodar Samkharadze, Amir Sammak, Lieven M.K. Vanderspyen, Rajib Rahman, Susan N. Coppersmith, Oussama Moutanabbir, Mark Friesen, and Giordano Scappucci. "Role of atomic fluctuations in lifting energy degeneracy at a Si/SiGe interface."

  Presenters

  • Merritt P Losert

    • University of Wisconsin-Madison

  Authors

  • Merritt P Losert

    • University of Wisconsin-Madison

  • Brian Paquelet Wuetz

    • Delft University of Technology
    • QuTech and Kavli Institute of Nanoscience, TU Delft, P.O. Box 5046, 2600 GA Delft, The Netherlands
    • QuTech and Kavli Institute of Nanoscience, Delft University of Technology

  • Sebastian Koelling

    • Ecole Polytechnique de Montreal
    • Department of Engineering Physics, École Polytechnique de Montréal

  • Lucas Stehouwer

    • QuTech and Kavli Institute of Nanoscience, Delft University of Technology

  • Anne-Marije J Zwerver

    • Delft University of Technology
    • QuTech and Kavli Institute of Nanoscience, Delft University of Technology

  • Stephan G Philips

    • Delft University of Technology
    • QuTech and Kavli Institute of Nanoscience, Delft University of Technology

  • Mateusz T Madzik

    • Delft University of Technology
    • University of New South Wales
    • QuTech and Kavli Institute of Nanoscience, Delft University of Technology

  • Xiao Xue

    • TU Delft
    • QuTech and Kavli Institute of Nanoscience, Delft University of Technology
    • Delft University of Technology

  • Guoji Zheng

    • Intel Corporation
    • QuTech and Kavli Institute of Nanoscience, Delft University of Technology

  • Mario Lodari

    • Delft University of Technology
    • QuTech and Kavli Institute of Nanoscience, TU Delft, P.O. Box 5046, 2600 GA Delft, The Netherlands
    • QuTech and Kavli Institute of Nanoscience, Delft University of Technology

  • Sergey V Amitonov

    • Delft University of Technology
    • QuTech and Kavli Institute of Nanoscience, Delft University of Technology

  • Nodar Samkharadze

    • Delft University of Technology
    • QuTech and Netherlands Organisation for Applied Scientific Research

  • Amir Sammak

    • TNO
    • Netherlands Organization for Applied Scientific Research (TNO)
    • QuTech and TNO, Stieltjesweg 1, 2628 CK Delft, The Netherlands
    • QuTech and Netherlands Organisation for Applied Scientific Research

  • Lieven Vandersypen

    • Delft University of Technology
    • QuTech and Kavli Institute of Nanoscience, Delft University of Technology

  • Rajib Rahman

    • University of New South Wales
    • Silicon Quantum Computing Pty Ltd., Level 2, Newton Building, UNSW Sydney, Kensington, NSW 2052, Australia

  • Sue N Coppersmith

    • University of New South Wales

  • Oussama Moutanabbir

    • Ecole Polytechnique de Montreal
    • École Polytechnique de Montréal
    • Department of Engineering Physics, École Polytechnique de Montréal

  • Mark G Friesen

    • University of Wisconsin - Madison

  • Giordano Scappucci

    • Delft University of Technology
    • QuTech and Kavli Institute of Nanoscience, TU Delft, P.O. Box 5046, 2600 GA Delft, The Netherlands
    • QuTech and Kavli Institute of Nanoscience, Delft University of Technology

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• Cryogen-free scanning gate microscope for the characterization of Si/Si_0.7Ge_0.3 quantum devices at milli-Kelvin temperatures

  ORAL

  March 14, 2022, 4:12 PM – March 14, 2022, 4:24 PM

  Publication: https://arxiv.org/abs/2105.05684

  Presenters

  • Seongwoo Oh

    • Princeton University

  Authors

  • Seongwoo Oh

    • Princeton University

  • Artem Denisov

    • Princeton University

  • Pengcheng Chen

    • Princeton University

  • Jason R Petta

    • Princeton University
    • Department of Physics, Princeton University

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• Scanning-gate-driven photon assisted tunneling in a Si/Si_0.7Ge_0.3 double quantum dot

  ORAL

  March 14, 2022, 4:24 PM – March 14, 2022, 4:36 PM

  Publication: https://arxiv.org/abs/2105.05684

  Presenters

  • Artem Denisov

    • Princeton University

  Authors

  • Artem Denisov

    • Princeton University

  • Jason R Petta

    • Princeton University
    • Department of Physics, Princeton University

  • Seongwoo Oh

    • Princeton University

  • Pengcheng Chen

    • Princeton University

  • Gordian Fuchs

    • Princeton University

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• Simulating electron densities obtained in scanning gate microscopy of Si/SiGe quantum dot devices

  ORAL

  March 14, 2022, 4:36 PM – March 14, 2022, 4:48 PM

  Presenters

  • Gordian Fuchs

    • Princeton University

  Authors

  • Gordian Fuchs

    • Princeton University

  • Artem Denisov

    • Princeton University

  • Chris R Anderson

    • University of California, Los Angeles
    • UCLA

  • Mark F Gyure

    • University of California, Los Angeles
    • UCLA

  • Fabio Ansaloni

    • Princeton University
    • Univ of Copenhagen

  • Jason R Petta

    • Princeton University
    • Department of Physics, Princeton University

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• Reduced Disorder and Opportunities for Scalable, 2-Dimensional Gate Array Design Using the SLEDGE Architecture in Si/SiGe Exchange-Only Qubits

  ORAL

  March 14, 2022, 4:48 PM – March 14, 2022, 5:00 PM

  Publication: Ha et al. arXiv:2107.10916

  Presenters

  • Michael Jura

    • HRL Laboratories, LLC

  Authors

  • Michael Jura

    • HRL Laboratories, LLC

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• ²⁸Si/SiGe heterostructures with engineered semiconductor/dielectric interface

  ORAL

  March 14, 2022, 5:00 PM – March 14, 2022, 5:12 PM

  Presenters

  • Davide Degli Esposti

    • QuTech and Kavli Institute of Nanoscience, TU Delft, P.O. Box 5046, 2600 GA Delft, The Netherlands

  Authors

  • Davide Degli Esposti

    • QuTech and Kavli Institute of Nanoscience, TU Delft, P.O. Box 5046, 2600 GA Delft, The Netherlands

  • Brian Paquelet Wuetz

    • Delft University of Technology
    • QuTech and Kavli Institute of Nanoscience, TU Delft, P.O. Box 5046, 2600 GA Delft, The Netherlands
    • QuTech and Kavli Institute of Nanoscience, Delft University of Technology

  • Viviana Fezzi

    • QuTech and Kavli Institute of Nanoscience, TU Delft, P.O. Box 5046, 2600 GA Delft, The Netherlands

  • Mario Lodari

    • Delft University of Technology
    • QuTech and Kavli Institute of Nanoscience, TU Delft, P.O. Box 5046, 2600 GA Delft, The Netherlands
    • QuTech and Kavli Institute of Nanoscience, Delft University of Technology

  • Amir Sammak

    • TNO
    • Netherlands Organization for Applied Scientific Research (TNO)
    • QuTech and TNO, Stieltjesweg 1, 2628 CK Delft, The Netherlands
    • QuTech and Netherlands Organisation for Applied Scientific Research

  • Giordano Scappucci

    • Delft University of Technology
    • QuTech and Kavli Institute of Nanoscience, TU Delft, P.O. Box 5046, 2600 GA Delft, The Netherlands
    • QuTech and Kavli Institute of Nanoscience, Delft University of Technology

  View abstract →

• Quantitative strain mapping in Si_0.7Ge_0.3/Si/ Si_0.7Ge_0.3 heterostructures for spin qubits

  ORAL

  March 14, 2022, 5:12 PM – March 14, 2022, 5:24 PM

  Publication: C. Corley-Wiciak, C. Richter, M. Montanari, A. Corley-Wiciak, I. Zaitsev, C. Manganelli, M. H. Zoellner, E. Zatterin, T. Schuelli, N. W. Hendrickx, A. Sammak, M. Veldhorst, G. Scappucci, G. Capellini, W. M. Klesse. Quantitative strain mapping in a functional Ge/Si0.2Ge0.8 hole spin qubit. TBP.

  Presenters

  • Cedric Corley-Wiciak

    • IHP - Leibniz Institute for Innovations for High Performance

  Authors

  • Cedric Corley-Wiciak

    • IHP - Leibniz Institute for Innovations for High Performance

  • Carsten Richter

    • IKZ – Leibniz -Institut für Kristallzüchtung

  • Wolfgang M Klesse

    • Innovations for High Performance Microelectronics
    • IHP - Leibniz Institute for Innovations for High Performance Microelectronics

  • Eduardo Zatterin

    • ESRF – European Synchrotron Radiation Facility

  • Tobias Schuelli

    • ESRF – European Synchrotron Radiation Facility

  • Agnieszka A Corley-Wiciak

    • IHP - Leibniz Institute for Innovations for High Performance Microelectronics

  • Ignatii Zaitsev

    • IHP - Leibniz Institute for Innovations for High Performance Microelectronics

  • Costanza L Manganelli

    • IHP - Leibniz Institute for Innovations for High Performance Microelectronics

  • Giovanni Capellini

    • Dipartimento di Scienze, Universita Roma Tre; IHP - Leibniz Institute for Innovations for High Performance Microelectronics

  • Michele Virgilio

    • Università di Pisa

  • Wolfram Langheinrich

    • Infineon Technologies Dresden GmbH&Co.KG,

  • Ketan Anand

    • IHP - Leibniz Institute for Innovations for High Performance Microelectronics

  • Yuji Yamamoto

    • IHP - Leibniz Institute for Innovations for High Performance Microelectronics

  • Marvin H Zoellner

    • IHP - Leibniz Institute for Innovations for High Performance Microelectronics

  • Malte Neul

    • RWTH Aachen University,

  • Lars R Schreiber

    • JARA-FIT Institute for Quantum Information, Forschungszentrum Jülich GmbH and RWTH Aachen University
    • RWTH Aachen
    • RWTH Aachen University,

  • Inga Seidler

    • JARA-FIT Institute for Quantum Information, Forschungszentrum Jülich GmbH and RWTH Aachen University
    • RWTH Aachen University

  • Ran Xue

    • JARA-FIT Institute for Quantum Information, Forschungszentrum Jülich GmbH and RWTH Aachen University
    • RWTH Aachen University

  • Yujia Liu

    • IKZ - Leibniz - Institut für Kristallzüchtung

  View abstract →

• Roughness of Si/SiO₂ interface and its impact on CMOS spin qubits

  ORAL

  March 14, 2022, 5:24 PM – March 14, 2022, 5:36 PM

  Publication: The manuscript is in preparation

  Presenters

  • Jesus D Cifuentes Pardo

    • University of New South Wales

  Authors

  • Jesus D Cifuentes Pardo

    • University of New South Wales

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• Observation of disorder-induced decoherence for individual electron spins in moving quantum dots

  ORAL

  March 14, 2022, 5:36 PM – March 14, 2022, 5:48 PM

  Presenters

  • Baptiste Jadot

    • Univ. Grenoble Alpes, CEA, Leti, Grenoble, France

  Authors

  • Baptiste Jadot

    • Univ. Grenoble Alpes, CEA, Leti, Grenoble, France

  • Martin Nurizzo

    • Univ. Grenoble Alpes, CNRS, Grenoble INP, Institut Néel, 38000 Grenoble, France
    • Univ. Grenoble Alpes, CNRS, Grenoble INP, Institut Néel, Grenoble, France

  • Pierre-André Mortemousque

    • Univ. Grenoble Alpes, CEA, Leti, Grenoble, France
    • Univ. Grenoble Alpes, CEA, Leti
    • CEA, LETI, Grenoble, France
    • Univ. Grenoble Alpes, CEA, Leti, Grenoble

  • Emmanuel Chanrion

    • Univ. Grenoble Alpes, CNRS, Grenoble INP, Institut Néel, 38000 Grenoble, France
    • Univ. Grenoble Alpes, CNRS, Institut Néel
    • Institut Néel, Grenoble, France
    • Univ. Grenoble Alpes, CNRS, Institut Néel, Grenoble
    • Univ. Grenoble Alpes, CNRS, Grenoble INP, Institut Néel, Grenoble, France

  • David J Niegemann

    • Univ. Grenoble Alpes, CNRS, Grenoble INP, Institut Néel, 38000 Grenoble, France
    • Univ. Grenoble Alpes, CNRS, Institut Néel
    • Institut Neel
    • Univ. Grenoble Alpes, CNRS, Grenoble INP, Institut Néel, Grenoble, France

  • Vivien Thiney

    • Univ. Grenoble Alpes, CEA, Leti, Grenoble, France
    • Univ. Grenoble Alpes, CEA, Leti
    • Univ. Grenoble Alpes, CEA, Leti, Grenoble
    • Univ. Grenoble Alpes, CNRS, Grenoble INP, Institut Néel, Grenoble, France
    • Institut Néel CNRS

  • Arne Ludwig

    • Lehrstuhl fur Angewandte Festkorperphysik, Ruhr-Universitat Bochum, Universitatsstrasse 150, D-44780 Bochum, Germany
    • Ruhr-University Bochum
    • Lehrstuhl fül Angewandte Festkörperphysik, Rhur-Universität Bochum, Bochum, Germany

  • Andreas D Wieck

    • Lehrstuhl fur Angewandte Festkorperphysik, Ruhr-Universitat Bochum, Universitatsstrasse 150, D-44780 Bochum, Germany
    • Ruhr-University Bochum
    • Lehrstuhl fül Angewandte Festkörperphysik, Rhur-Universität Bochum, Bochum, Germany

  • Christopher Bäuerle

    • Univ. Grenoble Alpes, CNRS, Grenoble INP, Institut Néel, 38000 Grenoble, France
    • Univ. Grenoble Alpes, CNRS, Grenoble INP, Institut Néel, 25 rue des Martyrs, 38000 Grenoble, France
    • Univ. Grenoble Alpes, CNRS, Grenoble INP, Institut Néel, Grenoble, France

  • Matias Urdampilleta

    • Univ. Grenoble Alpes, CNRS, Grenoble INP, Institut Néel, 38000 Grenoble, France
    • Institute Neel
    • Univ. Grenoble Alpes, CNRS, Institut Néel
    • Institut Néel, Grenoble, France
    • Univ. Grenoble Alpes, CNRS, Grenoble INP, Institut Néel, Grenoble, France

  • Tristan Meunier

    • Institute Neel
    • Univ. Grenoble Alpes, CNRS, Grenoble INP, Institut Néel, 38000 Grenoble, France
    • Univ. Grenoble Alpes, CNRS, Grenoble INP, Institut Néel, Grenoble, France

  View abstract →

• Quantum-well subband-degeneracy refrigeration with cascaded cryogenic solid-state heat pumps

  ORAL

  March 14, 2022, 5:48 PM – March 14, 2022, 6:00 PM

  Publication: Manuscript in preparation

  Presenters

  • Chulin Wang

    • Northwestern University

  Authors

  • Chulin Wang

    • Northwestern University

  • Thomas Douglas

    • Northwestern University

  • Matthew Grayson

    • Northwestern University
    • Northwestern University Department of Electrical and Computer Engineering

  View abstract →