ITN Newsletter – October 2022

ITN Newsletter – October 2022

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Last chance to apply for a Short Term Scientific Mission in the frame of the COST Action. Your proposal should be submitted by the end of this year. Mobility for young and not so young researchers, between 1 week and 3 months, the COST Action can financially support your stay. More details on the Action website.

Dear all,

last chance to apply for a Short Term Scientific Mission in the frame of the COST Action. Your proposal should be submitted by the end of the (civil) year. Mobility for young and not so young researchers, between 1 week and 3 months, the COST Action can financially support your stay. Details can be found on the website at

Your editorial team


The very last ! IQFA’13 colloquium “Quantum Engineering, from Fundamental Aspects to Applications”- Nov. 16-18 2022 @Palaiseau Details

54 EGAS, Strasbourg/France, 18-22 June 2023 Details

25th ICOLS, Estes Park, Colorado/USA, 25-30 June 2023 Details

ICPEAC 2023 will be held in Ottawa (Canada), from July 25th to August 1st of 2023 Details

9th Symposium on Frequency Standards and Metrology will be held on 16-20 October 2023 at Kingscliff, New South Wales, Australia. A Summer School will be associated.

Online seminars

Virtual Seminar on Precision Physics and Fundamental Symmetries – an initiative for the precision physics and quantum information community,  every Thursday   LINK

The “Virtual AMO Seminar” ( Fridays, 7pm (UTC)

The “Quantum Science Seminar” (  on Thursdays, 5 pm


Team leader position in precision molecular spectroscopy in ion traps (temporary, up to 6 years). Universität Düsseldorf (Germany). Contact: Prof. Stephan Schiller
A post-doc position and a Ph.D. student position (both 4 years) on lattice optical clocks and relativistic geodesy. The activities concern the further development and subsequent operation of the strontium clock “SOC2” in the geodetic station Wettzell. During the ISS mission ACES the clock shall perform laser and microwave time transfer experiments between Wettzell and PTB Braunschweig. Details HERE. Apply to Prof. S. Schiller.
A Postdoc position is open in quantum technologies focusing on integrated microwave electronics for ion traps within the QuMIC project in the group of Christian Ospelkaus at the Leibniz University of Hannover, Germany. Details
Cold Molecular Physics Postdoc at University of Colorado/JILA, Boulder, CO. Contact Prof. Heather Lewandowski for further details.
A postdoc position to work on quantum control and isomer identification of single molecular ions in a collaboration between the University of Colorado/JILA Lewandowski group and the NIST Ion Storage group at Boulder, Colorado, USA. The position is available starting in January 2023. Please contact Heather Lewandowski or Chin-wen (James) Chou for more information.
2 PhD positions in Experimental Molecular Physics at the University of Innsbruck in the Molecular Systems group headed by Roland Wester. Details

PhD and postdoc positions are available in the group of Stefan Willitsch at the University of Basel (Switzerland) on the development of quantum technologies for single trapped molecular ions and their application in precision spectroscopy and controlled molecular and chemical dynamics. Further information can be found HERE

A one-year postdoc position at Imperial College for work on robust quantum gates with trapped ions, with Prof Richard Thompson and Prof Florian Mintert at Imperial College, funded through the Oxford Quantum Computing and Simulation Hub. Details
Various postdoc positions are available at QUEST in the group of Piet Schmidt concerning related to quantum logic spectroscopy of highly charged ions, a transportable Al+ clock and on ion-based quantum computing
A postdoc position working on optical molecular clocks for new physics searches with David Hanneke at Amherst College, Massachusetts, USA. Details
A postdoc position in Waterloo, Canada, to work on the realization of multi-level qudit primitives in Ba+. Please contact Crystal Senko for more information.

A postdoc position in Waterloo, Canada, for the QuantumIon project, to work on the realization of a Ba-133 qubit register in a chip trap with individual optical controls. Please contact Crystal Senko or Rajibul Islam for more information.

Postdoctoral Research Associate and PhD positions are available on quantum simulation and sensing with large beryllium ion crystals at the University of Sydney. For details please contact Robert Wolf Details are here


Please sent information about your publications to

Coherent control of a local phonon in trapped ions using dynamical decoupling
Ryutaro Ohira, Shota Kume, and Kenji Toyoda
Phys. Rev. A 106, 042603 (2022)

Determination of the 2s22p5−2s2p6 transition energy in fluorine-like nickel utilizing a low-lying dielectronic resonance
S. X. Wang et al.
Phys. Rev. A 106, 042808 (2022)

Dynamical Hadron Formation in Long-Range Interacting Quantum Spin Chains
Joseph Vovrosh, Rick Mukherjee, Alvise Bastianello, and Johannes Knolle
PRX Quantum 3, 040309 (2022)

Effect of micromotion and local stress in quantum simulations with trapped ions in optical tweezers
Liam Bond, Lisa Lenstra, Rene Gerritsma, and Arghavan Safavi-Naini
Phys. Rev. A 106, 042612 (2022)

Entanglement between a trapped-ion qubit and a 780-nm photon via quantum frequency conversion
John Hannegan, James D. Siverns, and Qudsia Quraishi
Phys. Rev. A 106, 042441 (2022)

Experimental Single-Setting Quantum State Tomography
Roman Stricker, Michael Meth, Lukas Postler, Claire Edmunds, Chris Ferrie, Rainer Blatt, Philipp Schindler, Thomas Monz, Richard Kueng, and Martin Ringbauer
PRX Quantum 3, 040310 (2022)

Feasibility study on ground-state cooling and single-phonon readout of trapped electrons using hybrid quantum systems
Alto Osada, Kento Taniguchi, Masato Shigefuji, and Atsushi Noguchi
Phys. Rev. Research 4, 033245 (2022)

Mediated Interaction between Ions in Quantum Degenerate Gases
Shanshan Ding, Michael Drewsen, Jan J. Arlt, and G. M. Bruun
Phys. Rev. Lett. 129, 153401 (2022)

Number-resolved detection of dark ions in Coulomb crystals
Fabian Schmid, Johannes Weitenberg, Jorge Moreno, Theodor W. Hänsch, Thomas Udem, and Akira Ozawa
Phys. Rev. A 106, L041101 (2022)

Quantum control methods for robust entanglement of trapped ions
C H Valahu, I Apostolatos, S Weidt and W K Hensinger
J. Phys. B: At. Mol. Opt. Phys. 55 204003 (2022)

Qubit-efficient simulation of thermal states with quantum tensor networks
Yuxuan Zhang, Shahin Jahanbani, Daoheng Niu, Reza Haghshenas, and Andrew C. Potter
Phys. Rev. B 106, 165126 (2022)

Second-order Doppler frequency shifts of trapped ions in a linear Paul trap
S. N. Miao, J. W. Zhang, Y. Zheng, H. R. Qin, N. C. Xin, Y. T. Chen, J. Z. Han, and L. J. Wang
Phys. Rev. A 106, 033121 (2022)


A Model without Higgs Potential for Quantum Simulation of Radiative Mass-Enhancement in SUSY Breaking
Masao Hirokawa

A Probabilistic Imaginary Time Evolution Algorithm Based on Non-unitary Quantum Circuit
Hao-Nan Xie, Shi-Jie Wei, Fan Yang, Zheng-An Wang, Chi-Tong Chen, Heng Fan, Gui-Lu Long

A telecom-wavelength quantum repeater node based on a trapped-ion processor
Victor Krutyanskiy, Marco Canteri, Martin Meraner, James Bate, Vojtech Krcmarsky, Josef Schupp, Nicolas Sangouard, Ben P. Lanyon

Angle-robust Two-Qubit Gates in a Linear Ion Crystal
Zhubing Jia, Shilin Huang, Mingyu Kang, Ke Sun, Robert F. Spivey, Jungsang Kim, Kenneth R. Brown

Autonomous quantum error correction and fault-tolerant quantum computation with squeezed cat qubits
Qian Xu, Guo Zheng, Yu-Xin Wang, Peter Zoller, Aashish A. Clerk, Liang Jiang

Classical Half-Adder using Trapped-ion Quantum Bits: Towards Energy-efficient Computation
Sagar Silva Pratapsi, Patrick H. Huber, Patrick Barthel, Sougato Bose, Christof Wunderlich, Yasser Omar

Coherent Control of Trapped Ion Qubits with Localized Electric Fields
R. Srinivas, C. M. Löschnauer, M. Malinowski, A. C. Hughes, R. Nourshargh, V. Negnevitsky, D. T. C. Allcock, S. A. King, C. Matthiesen, T. P. Harty, C. J. Ballance

Collision-Induced Dissociation at TRIUMF’s Ion Trap for Atomic and Nuclear science
A. Jacobs, C. Andreoiu, J. Bergmann, T. Brunner, T. Dickel, I. Dillmann, E. Dunling, J. Flowerdew, L. Graham, G. Gwinner, Z. Hockenbery, B. Kootte, Y. Lan, K. G. Leach, E. Leistenschneider, E. M. Lykiardopoulou, V. Monier, I. Mukul, S. F. Paul, W. R. Plaß, M. P. Reiter, C. Scheidenberger, R. Thompson, J. L Tracy, C. Will , et al. (4 additional authors not shown)

Control of an atomic quadrupole transition in a phase-stable standing wave
Alfredo Ricci Vasquez, Carmelo Mordini, Chloé Vérnière, Martin Stadler, Maciej Malinowski, Chi Zhang, Daniel Kienzler, Karan K. Mehta, Jonathan P. Home

Design and analysis of digital communication within an SoC-based control system for trapped-ion quantum computing
Nafis Irtija, Jim Plusquellic, Eirini Eleni Tsiropoulou, Joshua Goldberg, Daniel Lobser, Daniel Stick

Experimental realization of a 218-ion multi-qubit quantum memory
R. Yao, W. -Q. Lian, Y. -K. Wu, G. -X. Wang, B. -W. Li, Q. -X. Mei, B. -X. Qi, L. Yao, Z. -C. Zhou, L. He, L. -M. Duan

Frequency-robust Mølmer-Sørensen gates via balanced contributions of multiple motional modes
Brandon P. Ruzic, Matthew N. H. Chow, Ashlyn D. Burch, Daniel Lobser, Melissa C. Revelle, Joshua M. Wilson, Christopher G. Yale, Susan M. Clark

High-fidelity trapped-ion qubit operations with scalable photonic modulators
Craig W. Hogle, Daniel Dominguez, Mark Dong, Andrew Leenheer, Hayden J. McGuinness, Brandon P. Ruzic, Matthew Eichenfield, Daniel Stick

Injection and nucleation of topological defects in the quench dynamics of the Frenkel-Kontorova model
Oksana Chelpanova, Shane P. Kelly, Giovanna Morigi, Ferdinand Schmidt-Kaler, Jamir Marino

Micromotion-Synchronized Pulsed Doppler Cooling of Trapped Ions
Alexander Kato, Andrei Nomerotski, Boris B. Blinov

Modular Software for Real-Time Quantum Control Systems
Leon Riesebos, Brad Bondurant, Jacob Whitlow, Junki Kim, Mark Kuzyk, Tianyi Chen, Samuel Phiri, Ye Wang, Chao Fang, Andrew Van Horn, Jungsang Kim, Kenneth R. Brown

Multi-Neutrino Entanglement and Correlations in Dense Neutrino Systems
Marc Illa, Martin J. Savage

Number-Resolved Detection of Dark Ions in Coulomb Crystals
Fabian Schmid, Johannes Weitenberg, Jorge Moreno, Theodor W. Hänsch, Thomas Udem, Akira Ozawa

Odd-odd neutron-rich rhodium isotopes studied with the double Penning trap JYFLTRAP
M. Hukkanen, W. Ryssens, P. Ascher, M. Bender, T. Eronen, S. Grévy, A. Kankainen, M. Stryjczyk, L. Al Ayoubi, S. Ayet, O. Beliuskina, C. Delafosse, W. Gins, M. Gerbaux, A. Husson, A. Jokinen, D. A. Nesterenko, I. Pohjalainen, M. Reponen, S. Rinta-Antila, A. de Roubin, A. P. Weaver

Probe field ellipticity-induced shift in an atomic clock
V. I. Yudin, A. V. Taichenachev, O. N. Prudnikov, M. Yu. Basalaev, V. G. Pal’chikov, M. von Boehn, T. E. Mehlstäubler, S. N. Bagayev

Quantum computation of dynamical quantum phase transitions and entanglement tomography in a lattice gauge theory
Niklas Mueller, Joseph A. Carolan, Andrew Connelly, Zohreh Davoudi, Eugene F. Dumitrescu, Kübra Yeter-Aydeniz

Quantum error correction with metastable states of trapped ions using erasure conversion
Mingyu Kang, Wesley C. Campbell, Kenneth R. Brown

Quantum logic control and precision measurements of molecular ions in a ring trap — a new approach for testing fundamental symmetries
Trevor N. Taylor, Joshua O. Island, Yan Zhou

Qubit-reuse compilation with mid-circuit measurement and reset
Matthew DeCross, Eli Chertkov, Megan Kohagen, Michael Foss-Feig

Realizing quantum gates with optically-addressable 171Yb+ ion qudits
M. A. Aksenov, I. V. Zalivako, I. A. Semerikov, A. S. Borisenko, N. V. Semenin, P. L. Sidorov, A. K. Fedorov, K. Yu. Khabarova, N. N. Kolachevsky

Robust Quantum Memory in a Trapped-Ion Quantum Network Node
P. Drmota, D. Main, D. P. Nadlinger, B. C. Nichol, M. A. Weber, E. M. Ainley, A. Agrawal, R. Srinivas, G. Araneda, C. J. Ballance, D. M. Lucas

Scalable Experimental Bounds for Entangled Quantum State Fidelities
Shamminuj Aktar, Andreas Bärtschi, Abdel-Hameed A. Badawy, Stephan Eidenbenz

Stabilization of ion-trap secular frequencies for a quantum phase transition study
Jie Zhang, B. T. Chow, P. C. Haljan

State Preparation in the Heisenberg Model through Adiabatic Spiraling
Anthony N. Ciavarella, Stephan Caspar, Marc Illa, Martin J. Savage

Copyright 2022 ITN | Published on behalf of the COST Action Trapped Ions: Progress in classical and quantum applications
Editorial team: Alejandro Bermudez, Martina Knoop

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