ITN Newsletter – October 2021

ITN Newsletter – October 2021

Share on facebook
Share on twitter
Share on linkedin
A hybrid European Conference on Trapped Ions (ECTI) in three weeks, in a very unusual format: a central online event and some local in-person meetings. Don't forget to sign up before 7 November 2021 !!

Dear all,


a hybrid ECTI in three weeks, in a very unusual format: a central online event and some local in-person meeting. Don’t forget to sign up before 7 November 2021 !!

Your editorial team



Short Term Scientific Missions – apply now !!
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



European Conference on Trapped Ions (ECTI), hybrid conference with connected local sites. Dates are 22-26 November 2021, with some local satellite meetings. Details can be found HERE

Early Career Conference in Trapped Ions 2022, 10th – 14th January 2022, at  CERN, Geneva LINK
The call for abstracts is still open. Deadline 1st October 2021.

“FRIAS Junior Researcher Conference – Cold and ultracold chemistry” in Freiburg, Germany, February 20 – 22, 2022. Details

The second edition of the training school “From Basics to Applications of Optical Fiber Links and Frequency Combs”, from 18 to 22 April, 2022, in the wonderful School of Physics in Les Houches, close to Chamonix, in the French Alps. Details

14th European Conference on Atoms Molecules and Photons (ECAMP14)  in Vilnius, Lithuania, June 27- July 1, 2022 LINK

SOLVAY WORKSHOP ON “Quantum Simulation – 2021” Brussels, February 7 – 9, 2022
The Workshop is organized in the context of the 2021 International Jacques Solvay Chair in Physics attributed to Prof. Jean Dalibard. LINK

XXIIIrd Symposium on Atomic, Cluster and Surface Physics, 13-17 February 2022 in Obergurgl/Austria LINK

27th International Conference on Atomic Physics (ICAP) in Toronto, Canada, 17-22 July 2022 LINK

25th ICOLS, Estes Park, Colorado/USA, June 2023

Online seminars

Virtual Seminar on Precision Physics and Fundamental Symmetries 2020
an initiative for the precision physics and quantum information community every Thursday   LINK

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

The “Quantum Science Seminar” ( Thursdays, 5pm



Several PhD and postdoctoral positions offered for new projects with trapped ion quantum computers (IQuAn), collective properties of light scattering, heat transport in ion crystals (QuCoLiMa) and Rydberg ions. Please contact Ferdinand Schmidt-Kaler () or visit
A PhD position in the group of Rene Gerritsma in Amsterdam. Details
The Quantum Molecular Systems Group led by Dr Michał Tomza at the Faculty of Physics of the University of Warsaw in Poland is looking for postdoctoral researchers. Details
Tenure-track assistant professor position in physical chemistry at the University of Basel, Switzerland. More details and the guide for application are HERE
Two Post-doc positions are available at the Center for Quantum Technologies in Singapore for the development of portable optical clocks and chip scale ion traps.  Please contact Murray Barrett for details


You can also find postdoc positions in frequency metrology, cold atoms and quantum information



Please sent informations about your publications to

Conformer-specific polar cycloaddition of dibromobutadiene with trapped propene ions
A. Kilaj, J. Wang, P. Straňák, M. Schwilk, U. Rivero, L. Xu, O. A v. Lilienfeld, J. Küpper, and S. Willitsch,
Nat. Commun. 12 (2021), 6047

Delocalization of quantum information in long-range interacting systems
Darvin Wanisch and Stephan Fritzsche
Phys. Rev. A 104, 042409 (2021)

Dynamically Corrected Nonadiabatic Holonomic Quantum Gates
Sai Li and Zheng-Yuan Xue
Phys. Rev. Applied 16, 044005 (2021)

Experimental accreditation of outputs of noisy quantum computers
Samuele Ferracin, Seth T. Merkel, David McKay, and Animesh Datta
Phys. Rev. A 104, 042603 (2021)

Fast laser cooling using optimal quantum control
Xie-Qian Li, Shuo Zhang, Jie Zhang, Wei Wu, Chu Guo, and Ping-Xing Chen
Phys. Rev. A 104, 043106 (2021)

Fault-tolerant control of an error-corrected qubit
Laird Egan, Dripto M. Debroy, Crystal Noel, Andrew Risinger, Daiwei Zhu, Debopriyo Biswas, Michael Newman, Muyuan Li, Kenneth R. Brown, Marko Cetina & Christopher Monroe
Nature volume 598, pages 281–286 (2021)

False signals of chaos from quantum probes
W. Kirkby, D. H. J. O’Dell, and J. Mumford
Phys. Rev. A 104, 043308 (2021)

Fluorescence detection of a trapped ion with a monolithically integrated single-photon-counting avalanche diode
W. J. Setzer, M. Ivory, O. Slobodyan, J. W. Van Der Wall, L. P. Parazzoli, D. Stick, M. Gehl, M. G. Blain, R. R. Kay and H. J. McGuinness
Appl. Phys. Lett. 119, 154002 (2021)
see also

Trapped ion fluorescence detection at room temperature enhances quantum scalability
Ben Ikenson, AIP Scilight 15 Oct 2021
Laserless quantum gates for electric dipoles in thermal motion
Eric R. Hudson and Wesley C. Campbell
Phys. Rev. A 104, 042605 (2021)

Optical Superresolution Sensing of a Trapped Ion’s Wave Packet Size
Martín Drechsler, Sebastian Wolf, Christian T. Schmiegelow, and Ferdinand Schmidt-Kaler
Phys. Rev. Lett. 127, 143602 (2021)

Optimized pulsed sideband cooling and enhanced thermometry of trapped ions
A. J. Rasmusson, Marissa D’Onofrio, Yuanheng Xie, Jiafeng Cui, and Philip Richerme
Phys. Rev. A 104, 043108 (2021)

Phonon-Laser Ultrasensitive Force Sensor
Zhichao Liu, Yaqi Wei, Liang Chen, Ji Li, Shuangqing Dai, Fei Zhou, and Mang Feng
Phys. Rev. Applied 16, 044007 (2021)

Physicists take a key step in correcting quantum computer errors
News Science
doi: 10.1126/science.acx9287

Power-optimal, stabilized entangling gate between trapped-ion qubits
Reinhold Blümel, Nikodem Grzesiak, Neal Pisenti, Kenneth Wright & Yunseong Nam
npj Quantum Information volume 7, Article number: 147 (2021)

Qubits meet materials science
Nature Reviews Materials volume 6, page 869 (2021)

Scaling Laws for the Sensitivity Enhancement of Non-Gaussian Spin States
Youcef Baamara, Alice Sinatra, and Manuel Gessner
Phys. Rev. Lett. 127, 160501 (2021)

Simulating quantum materials with digital quantum computers
Lindsay Bassman, Miroslav Urbanek, Mekena Metcalf, Jonathan Carter, Alexander F Kemper and Wibe A de Jong
Quantum Sci. Technol. 6 043002 (2021)

Spin squeezing from bilinear spin-spin interactions: Two simple theorems
Tommaso Roscilde, Fabio Mezzacapo, and Tommaso Comparin
Phys. Rev. A 104, L040601 (2021)

Toward simulating quantum field theories with controlled phonon-ion dynamics: A hybrid analog-digital approach
Zohreh Davoudi, Norbert M. Linke, and Guido Pagano
Phys. Rev. Research 3, 043072 (2021)

Universal dynamics of the superradiant phase transition in the anisotropic quantum Rabi model
Xunda Jiang, Bo Lu, Chengyin Han, Ruihuan Fang, Minhua Zhao, Zhu Ma, Tian Guo, and Chaohong Lee
Phys. Rev. A 104, 043307 (2021) 


A Digital Feedback System for Advanced Ion Manipulation Techniques in Penning Traps
Jost Herkenhoff, Menno Door, Pavel Filianin, Wenjia Huang, Kathrin Kromer, Daniel Lange, Rima X. Schüssler, Christoph Schweiger, Sergey Eliseev, Klaus Blaum

A trapped ion in an optical cavity: numerical study of an optomechanical transition in the few-photon regime
Alan Kahan, Leonardo Ermann, Cecilia Cormick

Bound state dynamics in the long-range spin-12 XXZ model
T. Macrì, L. Lepori, G. Pagano, M. Lewenstein, L. Barbiero

Cavities with Non-Spherical Mirrors for Enhanced Quantum Emitter-Cavity Photon Interaction
Denis V. Karpov, Peter Horak

Classical Shadows for Quantum Process Tomography on Near-term Quantum Computers
Ryan Levy, Di Luo, Bryan K. Clark

Detecting heat leaks with trapped ion qubits
Daniel Pijn, Oleksiy Onishchenko, Janine Hilder, Ulrich G. Poschinger, Ferdinand Schmidt-Kaler, Raam Uzdin

Deterministic photon storage and readout in a semimagnetic quantum-dot–cavity system doped with a single Mn ion
M. Cosacchi, T. Seidelmann, A. Mielnik-Pyszczorski, M. Neumann, T. K. Bracht, M. Cygorek, A. Vagov, D. E. Reiter, V. M. Axt

Dispersive optical systems for scalable Raman driving of hyperfine qubits
Harry Levine, Dolev Bluvstein, Alexander Keesling, Tout T. Wang, Sepehr Ebadi, Giulia Semeghini, Ahmed Omran, Markus Greiner, Vladan Vuletić, Mikhail D. Lukin

Experimental Realization of Rabi-Hubbard Model with Trapped Ions
Quanxin Mei, Bowen Li, Yukai Wu, Minglei Cai, Ye Wang, Lin Yao, Zichao Zhou, Luming Duan

Isotope-Selective Laser Ablation Ion-Trap Loading of 137Ba+ using a BaCl2 Target
Brendan M. White, Pei Jiang Low, Yvette de Sereville, Matthew L. Day, Noah Greenberg, Richard Rademacher, Crystal Senko

Observation of Chemical Reactions between a Trapped Ion and Ultracold Feshbach Dimers
H. Hirzler, R. S. Lous, E. Trimby, J. Pérez-Ríos, A. Safavi-Naini, R. Gerritsma

Phonon-laser ultrasensitive force sensor
Zhichao Liu, Yaqi Wei, Liang Chen, Ji Li, Shuangqing Dai, Fei Zhou, Mang Feng

Precision determination of the ground-state hyperfine splitting of trapped 113Cd+ ions
S. N. Miao, J. W. Zhang, H. R. Qin, N. C. Xin, J. Z. Han, L. J. Wang

Provable quantum computational advantage with the cyclic cluster state
Austin K. Daniel, Yinyue Zhu, C. Huerta Alderete, Vikas Buchemmavari, Alaina M. Green, Nhung H. Nguyen, Tyler G. Thurtell, Andrew Zhao, Norbert M. Linke, Akimasa Miyake

Quantum Computational Quantification of Protein-Ligand Interactions
Josh John Mellor Kirsopp, Cono Di Paola, David Zsolt Manrique, Michal Krompiec, Gabriel Greene-Diniz, Wolfgang Guba, Agnes Meyder, Detlef Wolf, Martin Strahm, David Muñoz Ramo

Quench dynamics of Rényi negativities and the quasiparticle picture
Sara Murciano, Vincenzo Alba, Pasquale Calabrese

Second-Scale 9Be+ Spin Coherence in a Compact Penning Trap
Brian J. McMahon, Brian C. Sawyer

Simulating Large PEPs Tensor Networks on Small Quantum Devices
Ian MacCormack, Alexey Galda, Adam L. Lyon

Simulating superluminal propagation of Dirac particles using trapped ions
Qianqian Chen, Yaoming Chu, Jianming Cai

Style-based quantum generative adversarial networks for Monte Carlo events
Carlos Bravo-Prieto, Julien Baglio, Marco Cè, Anthony Francis, Dorota M. Grabowska, Stefano Carrazza



Copyright 2021 ITN | Published on behalf of the COST Action Trapped Ions: Progress in classical and quantum applications
Editorial team: Alejandro Bermudez, Martina Knoop

This email was sent to *|EMAIL|*

why did I get this?    unsubscribe from this list    update subscription preferences