Quantum Metrology and Quantum Information

Presentations

• Precision vibrational spectroscopy of a single ⁴⁰CaH⁺ molecular ion

  ORAL

  June 19, 2025, 10:30 AM – June 19, 2025, 10:42 AM

  Presenters

  • Joaquin Berrocal Sanchez

    National Institute of Standards and Technology, National Institute of Standards and Technology, Boulder

  Authors

  • Joaquin Berrocal Sanchez

    National Institute of Standards and Technology, National Institute of Standards and Technology, Boulder

  • Zhimin Liu

    National Institute of Standards and Technology Boulder, National Institute of Standards and Technology, Boulder

  • Yu Liu

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

  • Peter Tz Shin Chang

    University of Colorado, Boulder

  • Sichong Ma

    University of Colorado, Boulder

  • Tsung-Han Wu

    University of Colorado, Boulder

  • April Reisenfeld

    National Institute of Standards and Technology, Boulder

  • Dietrich G. Leibfried

    National Institute of Standards and Technology Boulder, National Institute of Standards and Technology, Boulder

  • Scott A Diddams

    University of Colorado, Boulder

  • Chin-wen Chou

    National Institute of Standards and Technology, Boulder

  View abstract →

• An Ion Trap Setup for Precision Spectroscopy of the 1s-2s Transition in He⁺

  ORAL

  June 19, 2025, 10:42 AM – June 19, 2025, 10:54 AM

  Publication: 1. Schmid, F. et al. Number-resolved detection of dark ions in Coulomb crystals. Phys. Rev. A 106, L041101 (2022).<br>2. Moreno, J. et al. Toward XUV frequency comb spectroscopy of the 1 S–2 S transition in He+. Eur. Phys. J. D 77, 67 (2023).<br>

  Presenters

  • Florian Egli

    Max Planck Institute of Quantum Optics

  Authors

  • Florian Egli

    Max Planck Institute of Quantum Optics

  • Jorge Moreno

    Max Planck Institute of Quantum Optics

  • Johannes Weitenberg

    Frauenhofer Institue for Laser Technology

  • Theodor W Hansch

    Max Planck Institute of Quantum Optics and Ludwig Maximilian University of Munich

  • Thomas Udem

    Max Planck Institute of Quantum Optics and Ludwig Maximilian University of Munich

  • Akira Ozawa

    Max Planck Institute of Quantum Optics

  View abstract →

• Progress towards dual-type scheme implemention in ¹³⁷Ba⁺ ion chains

  ORAL

  June 19, 2025, 10:54 AM – June 19, 2025, 11:06 AM

  Publication: [1]H-X Yang, J-Y Ma, Y-K Wu, Ye Wang, M-M Cao, W-X Guo, Y-Y Huang, Lu Feng, Z-C Zhou, and L-M Duan, Realizing coherently convertible dual-type qubits with the same ion species, Nat. Phys. 18, 1058 (2022).<br>[2]D. T. C. Allcock, W. C. Campbell, J. Chiaverini, I. L. Chuang, E. R. Hudson, I. D. Moore, A. Ransford, C. Roman, J. M. Sage, and D. J. Wineland, omg blueprint for trapped ion quantum computing with metastable states, Appl. Phys. Lett. 119, 214002 (2021).<br>[3]Chuanxin Huang, Chenxi Wang, Hongxuan Zhang, Hongyuan Hu, Zuqing Wang, Zhichao Mao, Shijiao Li, Panyu Hou, Yukai Wu, Zichao Zhou, and Luming Duan, Electromagnetically-induced-transparency cooling of high-nuclear-spin ions, Phys. Rev. Lett. 133, 113204 (2024).<br>[4]Chenxi Wang, Chuanxin Huang, Hongxuan Zhang, Hongyuan Hu, Zhichao Mao, Panyu Hou, Yukai Wu, Zichao Zhou, and Luming Duan, Experimental Realization of Direct Entangling Gates between Dual-Type Qubits, Phys. Rev. Lett. 134, 010601 (2025).

  Presenters

  • Chuanxin Huang

    Tsinghua University

  Authors

  • Chuanxin Huang

    Tsinghua University

  • Chenxi Wang

    Tsinghua University

  • Hongyuan Hu

    Tsinghua University

  • Hongxuan Zhang

    Tsinghua University

  • Panyu Hou

    Tsinghua University

  • Yukai Wu

    Tsinghua University

  • Zichao Zhou

    Tsinghua University

  • Luming Duan

    Tsinghua University

  View abstract →

• Optimized high fidelity spin-dependent kicks with ultrafast pulses

  ORAL

  June 19, 2025, 11:06 AM – June 19, 2025, 11:18 AM

  Presenters

  • Haonan Liu

    IonQ, Inc.

  Authors

  • Haonan Liu

    IonQ, Inc.

  • Varun Vaidya

    IonQ, IonQ Inc., IonQ, Inc.

  • Isam Daniel Moore

    IonQ, IonQ, Inc.

  • Amrit Poudel

    IonQ, Inc.

  • Cesar R Viteri

    IonQ, Inc.

  View abstract →

• Newly-observed narrow transitions in Yb⁺ for quantum information processing and precision measurement

  ORAL

  June 19, 2025, 11:18 AM – June 19, 2025, 11:30 AM

  Presenters

  • Patrick Joseph McMillin

    University of California, Los Angeles

  Authors

  • Patrick Joseph McMillin

    University of California, Los Angeles

  • Hassan Ali Farhat

    University of California, Los Angeles

  • William Liu

    University of California, Los Angeles

  • Wesley C Campbell

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

  View abstract →

• Fast non-local entangling gates in long ion chains using spin-dependent kicks

  ORAL

  June 19, 2025, 11:30 AM – June 19, 2025, 11:42 AM

  Publication: Fast non-local entangling gates in quasi-uniform ion chains (manuscript in preparation)

  Presenters

  • Ricardo Viteri

    IonQ, IonQ Inc.

  Authors

  • Zain Mehdi

    The Australian National University

  • Isabelle Savill-Brown

    The Australian National University

  • Varun Vaidya

    IonQ, IonQ Inc., IonQ, Inc.

  • Alexander K Ratcliffe

    IonQ, IonQ Inc.

  • Simon A Haine

    The Australian National University

  • Ricardo Viteri

    IonQ, IonQ Inc.

  • Joseph J Hope

    The Australian National University

  View abstract →

• Multi-site, multi-ensemble integrated photonics ytterbium ion clock

  ORAL

  June 19, 2025, 11:42 AM – June 19, 2025, 11:54 AM

  Presenters

  • Tharon Daniel Morrison

    Sandia National Laboratories

  Authors

  • Tharon Daniel Morrison

    Sandia National Laboratories

  • Joonhyuk Kwon

    Sandia National Laboratories

  • Michael Gehl

    Sandia National Laboratories

  • Nicholas Karl

    Sandia National Laboratories

  • Jay W Van Der Wall

    Sandia National Laboratories

  • Ryan J Law

    Sandia National Laboratories

  • Matthew Blain

    Sandia National Laboratories

  • Hayden J McGuinness

    Sandia National Laboratories

  • Daniel L Stick

    Sandia National Laboratories

  View abstract →

• Noise Driven Quantum First Passage Time Distributions in Ion Traps

  ORAL

  June 19, 2025, 11:54 AM – June 19, 2025, 12:06 PM

  Presenters

  • Joseph Michael Ryan

    Duke University

  Authors

  • Joseph Michael Ryan

    Duke University

  • Thomas J Kessler

    Duke Quantum Center

  • Simon Gorbaty

    Duke Quantum Center

  • Mitchell G Peaks

    Duke Quantum Center

  • Stephen W Teitsworth

    Duke University

  • Crystal Noel

    Duke University

  View abstract →

• Nonlinear reservoir engineering and control of a trapped-ion oscillator

  ORAL

  June 19, 2025, 12:06 PM – June 19, 2025, 12:18 PM

  Publication: Stabilization of cat-state manifolds using nonlinear reservoir engineering (arXiv:2407.18087)<br>Nonlinear reservoir engineering and control of a trapped-ion oscillator (in preparation)

  Presenters

  • Matteo Simoni

    ETH Zurich

  Authors

  • Matteo Simoni

    ETH Zurich

  • Ivan Rojkov

    ETH Zurich

  • Matteo Mazzanti

    ETH Zürich, ETH Zurich

  • Alexander Ferk

    ETH Zurich

  • Shreyans Jain

    ETH Zurich

  • Tobias Saegesser

    ETH Zurich

  • Pavel Hrmo

    ETH Zurich

  • Elias Zapusek

    ETH Zurich

  • Florentin Reiter

    ETH Zurich

  • Daniel Kienzler

    ETH Zurich, ETH Zürich

  • Jonathan P Home

    ETH Zurich

  View abstract →

• Harnessing ¹³³Ba⁺ Qubits for Quantum Computing

  ORAL

  June 19, 2025, 12:18 PM – June 19, 2025, 12:30 PM

  Presenters

  • Zachary J Wall

    University of California, Los Angeles

  Authors

  • Zachary J Wall

    University of California, Los Angeles

  • Michael Bareian

    Department of Physics and Astronomy, UC Los Angeles, California 90095, USA, University of California, Los Angeles

  • Sam R Vizvary

    University of California, Los Angeles

  • Eric R Hudson

    University of California, Los Angeles

  • Wes Campbell

    University of California, Los Angeles

  • Elijah Mossman

    University of California Los Angeles

  View abstract →