ITN Newsletter – February 2022

ITN Newsletter – February 2022

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There are many actions of solidarity and support for our colleagues from Ukraine. The COST Action cannot directly intervene, but we can promote existing actions, like the one organized in Poland, which proposes employment or scholarships for researchers and accommodation for them and their close families under the address . If you have other proposals, please send them to us, so that we can advertise them. STOP THE WAR !







Dear all,

There are many actions of solidarity and support for our colleagues from Ukraine. The COST Action cannot directly intervene, but we can promote existing actions, like the one organized in Poland, which proposes employment or scholarships for researchers and accommodation for them and their close families under the address .

If you have other proposals, please send them to us, so that we can advertise them.


STOP THE WAR !
 

Your editorial team
 

News

Nominations are sought for the Early Career Scientist Prize in Atomic, Molecular and Optical (AMO) Physics 2022. Details

From the COST Action: WG4 meeting, and Early Career Conference – see below

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 https://www.iontraps.eu/activities/stsm/
 

Events

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

766. WE-Heraeus-Seminar on High‐Precision Measurements and Searches for New Physics from 9-13 May 2022 at the Physikzentrum Bad Honnef, located near Bonn/Germany. Details

International Conference on Precision Physics of Simple Atomic Systems, 16-20 May 2022, Warsaw/PL LINK

WG4 meeting: Workshop on cold hybrid ion-atom systems 8-10 June 2022, Warsaw/PL, Details

Early Career Conference in Trapped Ions 2022, dates are 26 June – 1 July 2022, at  CERN, Geneva/CH LINK

14th European Conference on Atoms Molecules and Photons (ECAMP14)  in Vilnius, Lithuania, June 27- July 1, 2022 LINK abstract submission before 21 March 2022

Quantum Thermodynamics Conference 2022 (QTD2022), 27 June – 1 July 2022   
Registration and submission of abstracts for consideration for contributed talks and posters is now open. The deadline for abstract submission is 25 February 2022. Details

QCMC, the International Conference on Quantum Communication, Measurement, and Computing, will finally take place in July in Lisbon after a two-year delay: 11-15 July 2022. Details. Deadline for submission 15 March !!

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

Joint International Conference of IMEKO TC11 & TC24 (TC11-Technical Committee for Testing, Inspection and Certification, and TC 24-Technical Committee on Chemical Measurements) from 17-20.10.2022 in Dubrovnik, Croatia. Details

The 8th International Conference on Trapped Charged Particles and Fundamental Physics (TCP 2022) will take place in Glashütten, Germany on September 25-30, 2022. The first circular is available on the website. 25th ICOLS, Estes Park, Colorado/USA, June 2023

 

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” (www.amo-seminar.com): Fridays, 7pm (UTC)

The “Quantum Science Seminar” (http://quantumscienceseminar.com/):  on Thursdays, 5 pm
 

Jobs

 
Two Postdoc positions at Stockholm University to work on Experimental Quantum Computing with Trapped Rydberg Ions and Cryogenic Quantum Processor with Rydberg Ions. Closing date 31 March 2022. For more information see our webpage, or contact Markus Hennrich.
 
Two postdoc positions within Ultracold Ion Trap Physics are available from April 1,2022, or as soon as possible hereafter in the Ion Trap Group by Michael Drewsen, Aarhus University, Denmark. LINK1 and LINK2
 
A Postdoctoral Position in Ion Trap Quantum Computing using surface traps with integrated photonics at the ETH Zurich – PSI Quantum Computing Hub. For further details see https://bit.ly/3hyvhbF or write to Cornelius Hempel.
 
Research Associate/Fellow in Quantum Simulation of many-body dynamics with Rydberg interactions at University of Nottingham with Weibin Li. Details
 
A postdoctoral position is available at the University of Washington in Seattle for the development of architectures supporting large-scale QIP with trapped ions. Contact Sara Mouradian for details.
 

A postdoctoral position in the Theory of Quantum Computing with Trapped Rydberg Ions. Details

 
Applied Physicist Project Scientist at UC Berkeley. Details
 
A Senior Post-Doctoral position for hybrid quantum network at CQT, Singapore. Details
 
Junior Permanent Position in Theoretical Quantum Physics at IPhT, CEA, Paris, France. Details
 
PhD positions are available at M-Labs Ltd, the main developers of the open source ARTIQ system, partnering with the TACO lab at the Hong Kong University of Science and Technology. Details
 
A PhD position is available on explorations of ion clouds in the non-neutral plasma regime in Marseille, France. For details contact Caroline Champenois.
 
A senior postdoc position in the group of Knut Asmis at Leipzig University. Details
 
2 permanent experimental scientist positions available at the UK’s National Physical Laboratory, to work on applications of ion microtraps in quantum technology. Further details from Alastair Sinclair or apply here.
 
Postdoc and PhD positions for research in the area of quantum information processing in the group of Markus Müller, RWTH Aachen, Germany
 
A Postdoc position is available in the group of Rene Gerritsma in Amsterdam: LINK
 
PhD vacancies in the Ion Quantum Technology group with Winfried Hensinger. Details
 
Permanent trapped ion physicist positions are available at the UK’s National Quantum Computing Centre, see current vacancies or contact Jochen Wolf for details and speculative applications.
 
Two Postdoc positions are available at the University of Oxford, one focussing on the development of ion-traps with integrated optics, and one on quantum control and quantum computation with trapped ions. Please contact Chris Ballance for details.
 
A full-time postdoctoral position in Quantum Technology within the ITCM Group at the University of Sussex, led by Prof Matthias Keller. Details
 
PhD position on the “Theory of many-body quantum engines” at University of Tübingen. Review of the applications will begin on 31 Jan 2021 until the position is filled. For enquiries please send an email to Prof. Dr. Igor Lesanovsky  or Dr. Federico Carollo. Details
 
 
The Highly Charged Ion Dynamics group (Crespo lab) at the Pfeifer Division of the Max-Planck-Institut für Kernphysik (MPIK) in Heidelberg is seeking a postdoctoral research associate (2 years) starting as soon as possible. LINK
 
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 or LINK
 
A postdoc position is open at LENS, Florence/IT. Details can be found here, or by contacting Carlo Sias
 

 

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

Publications

Please sent informations about your publications to
 

A 16-parts-per-trillion measurement of the antiproton-to-proton charge–mass ratio
M. J. Borchert, J. A. Devlin, S. R. Erlewein, M. Fleck, J. A. Harrington, T. Higuchi, B. M. Latacz, F. Voelksen, E. J. Wursten, F. Abbass, M. A. Bohman, A. H. Mooser, D. Popper, M. Wiesinger, C. Will, K. Blaum, Y. Matsuda, C. Ospelkaus, W. Quint, J. Walz, Y. Yamazaki, C. Smorra & S. Ulmer
Nature volume 601, pages 53–57 (2022)

Boosting the Performance of Quantum Repeaters
February 25, 2022• Physics 15, s29
Erika K. Carlson

Comparing two-qubit and multiqubit gates within the toric code
David Schwerdt, Yotam Shapira, Tom Manovitz, and Roee Ozeri
Phys. Rev. A 105, 022612 (2022)

Coupling Two Laser-Cooled Ions via a Room-Temperature Conductor
Da An, Alberto M. Alonso, Clemens Matthiesen, and Hartmut Häffner
Phys. Rev. Lett. 128, 063201 (2022)

Error correction of a logical grid state qubit by dissipative pumping
Brennan de Neeve, Thanh-Long Nguyen, Tanja Behrle & Jonathan P. Home
Nature Physics (2022)

Experimental Verification of Dissipation-Time Uncertainty Relation
L.-L. Yan, J.-W. Zhang, M.-R. Yun, J.-C. Li, G.-Y. Ding, J.-F. Wei, J.-T. Bu, B. Wang, L. Chen, S.-L. Su, F. Zhou, Y. Jia, E.-J. Liang, and M. Feng
Phys. Rev. Lett. 128, 050603 (2022)

Fault-Tolerant Parity Readout on a Shuttling-Based Trapped-Ion Quantum Computer
J. Hilder, D. Pijn, O. Onishchenko, A. Stahl, M. Orth, B. Lekitsch, A. Rodriguez-Blanco, M. Müller, F. Schmidt-Kaler, and U. G. Poschinger
Phys. Rev. X 12, 011032 (2022)

Generation of a Maximally Entangled State Using Collective Optical Pumping
M. Malinowski, C. Zhang, V. Negnevitsky, I. Rojkov, F. Reiter, T.-L. Nguyen, M. Stadler, D. Kienzler, K. K. Mehta, and J. P. Home
Phys. Rev. Lett. 128, 080503 (2022)

Laser-coolable AcOH+ ion for CP-violation searches
Alexander V. Oleynichenko, Leonid V. Skripnikov, Andréi V. Zaitsevskii, and Victor V. Flambaum
Phys. Rev. A 105, 022825 (2022)

Millicharged Dark Matter Detection with Ion Traps
Dmitry Budker, Peter W. Graham, Harikrishnan Ramani, Ferdinand Schmidt-Kaler, Christian Smorra, and Stefan Ulmer
PRX Quantum 3, 010330 (2022)

Multiplexed quantum repeaters based on dual-species trapped-ion systems
Prajit Dhara, Norbert M. Linke, Edo Waks, Saikat Guha, and Kaushik P. Seshadreesan
Phys. Rev. A 105, 022623 (2022) – Published 25 February 2022

Noise phased out
Shruti Puri
Nature Physics (2022)

One- and two-qubit gate infidelities due to motional errors in trapped ions and electrons
R. Tyler Sutherland, Qian Yu, Kristin M. Beck, and Hartmut Häffner
Phys. Rev. A 105, 022437 (2022) –

Quantifying quantum-amplified metrology via Fisher information
G. S. Agarwal and L. Davidovich
Phys. Rev. Research 4, L012014 (2022)

Relativistic meson spectra on ion-trap quantum simulators
Johannes Knaute and Philipp Hauke
Phys. Rev. A 105, 022616 (2022)

Resource-Efficient Dissipative Entanglement of Two Trapped-Ion Qubits
Daniel C. Cole, Stephen D. Erickson, Giorgio Zarantonello, Karl P. Horn, Pan-Yu Hou, Jenny J. Wu, Daniel H. Slichter, Florentin Reiter, Christiane P. Koch, and Dietrich Leibfried
Phys. Rev. Lett. 128, 080502 (2022)

Significant loophole-free test of Kochen-Specker contextuality using two species of atomic ions
PENGFEI WANGJUNHUA ZHANGCHUN-YANG LUANMARK UMYE WANGMU QIAOTIAN XIEJING-NING ZHANGADÁN CABELLOKIHWAN KIM
SCIENCE ADVANCESVOL. 8, NO. 609 FEB 2022

Speed Limit on Change
February 4, 2022• Physics 15, 17
Philip Ball

Tin-Can Telephone” Connects Two Ions
Christian Tomás Schmiegelow
February 7, 2022• Physics 15, 16

Transport-Enabled Entangling Gate for Trapped Ions
Holly N. Tinkey, Craig R. Clark, Brian C. Sawyer, and Kenton R. Brown
Phys. Rev. Lett. 128, 050502 (2022)

Two-tone Doppler cooling of radial two-dimensional crystals in a radio-frequency ion trap
Alexander Kato, Apurva Goel, Raymond Lee, Zeyu Ye, Samip Karki, Jian Jun Liu, Andrei Nomerotski, and Boris B. Blinov
Phys. Rev. A 105, 023101 (2022)
 

Preprints

2022 Roadmap for Materials for Quantum Technologies
Christoph Becher, Weibo Gao, Swastik Kar, Christian Marciniak, Thomas Monz, John G. Bartholomew, Philippe Goldner, Huanqian Loh, Elizabeth Marcellina, Kuan Eng Johnson Goh, Teck Seng Koh, Bent Weber, Zhao Mu, Jeng-Yuan Tsai, Qimin Yan, Samuel Gyger, Stephan Steinhauer, Val Zwiller

A tensor network discriminator architecture for classification of quantum data on quantum computers
Michael L. Wall, Paraj Titum, Gregory Quiroz, Michael Foss-Feig, Kaden R. A. Hazzard

Ab initio quantum theory of mass defect and time dilation in trapped-ion optical clocks
V. J. Martínez-Lahuerta, S. Eilers, T. E. Mehlstäubler, P. O. Schmidt, K. Hammerer

Amplifying quantum correlations with quench dynamics in a quantum spin chain: Steady-states versus ground-states
Sasan Kheiri, Hadi Cheraghi, Saeed Mahdavifar

N-body interactions between trapped ion qubits via spin-dependent squeezing
Or Katz, Marko Cetina, Christopher Monroe

Collective photon emission patterns from two atoms in free space
Stefan Richter, Sebastian Wolf, Joachim von Zanthier, Ferdinand Schmidt-Kaler

Direct determination of the atomic mass difference of the pairs 76As-76Se and 155Tb-155Gd rules out 76As and 155Tb as possible candidates for electron (anti)neutrino mass measurements
Z. Ge, T. Eronen, A. de Roubin, J. Kostensalo, J. Suhonen, D. A. Nesterenko, O. Beliuskina, R. de Groote, C. Delafosse, S. Geldhof, W. Gins, M. Hukkanen, A. Jokinen, A. Kankainen, J. Kotila, Á. Koszorús, I. D. Moore, A. Raggio, S. Rinta-Antila, V. Virtanen, A. P. Weaver, A. Zadvornaya

Experimental observation of thermalisation with noncommuting charges
Florian Kranzl, Aleksander Lasek, Manoj K. Joshi, Amir Kalev, Rainer Blatt, Christian F. Roos, Nicole Yunger Halpern

Fabrication of Surface Ion Traps with Integrated Current Carrying Wires enabling High Magnetic Field Gradients
Martin Siegele-Brown, Seokjun Hong, Foni R. Lebrun-Gallagher, Samuel J. Hile, Sebastian Weidt, Winfried K. Hensinger

High-Fidelity Ion State Detection Using Trap-Integrated Avalanche Photodiodes
David Reens, Michael Collins, Joseph Ciampi, Dave Kharas, Brian F. Aull, Kevan Donlon, Colin D. Bruzewicz, Bradley Felton, Jules Stuart, Robert J. Niffenegger, Philip Rich, Danielle Braje, Kevin K. Ryu, John Chiaverini, Robert McConnell

Industrially Microfabricated Ion Trap with 1 eV Trap Depth
S. Auchter, C. Axline, C. Decaroli, M. Valentini, L. Purwin, R. Oswald, R. Matt, E. Aschauer, Y. Colombe, P. Holz, T. Monz, R. Blatt, P. Schindler, C. Rössler, J. Home

Measurement of infrared magic wavelength for an all-optical trapping of 40Ca+ ion clock
Yao Huang, Hua Guan, Chengbin Li, Huaqing Zhang, Baolin Zhang, Miao Wang, Liyan Tang, Tingyun Shi, Kelin Gao

Numerical investigation of a segmented-blade ion trap with biasing rods
Jungsoo Hong, Myunghun Kim, Hyegoo Lee, Moonjoo Lee

Optimization and implementation of a surface-electrode ion trap junction
Chi Zhang, Karan K Mehta, Jonathan P Home

Passive verification protocol for thermal graph states
Kazuki Akimoto, Shunji Tsuchiya, Ryosuke Yoshii, Yuki Takeuchi

Precise Q value measurements of 112,113Ag and 115Cd with the Canadian Penning trap for evaluation of potential ultra-low Q value β-decays
Nadeesha D. Gamage, Rachel Sandler, Fritz Buchinger, Jason A. Clark, Dwaipayan Ray, Rodney Orford, William S. Porter, Matthew Redshaw, Guy Savard, Kumar S. Sharma, Adrian A. Valverde

Probing a dissipative phase transition with a trapped ion through reservoir engineering
M. -L. Cai, Z. -D. Liu, Y. Jiang, Y. -K. Wu, Q. -X. Mei, W. -D. Zhao, L. He, X. Zhang, Z. -C. Zhou, L. -M. Duan

Production of Fock Mixtures in Trapped Ions for Motional Metrology
Antonis Delakouras, Daniel Rodríguez, Javier Cerrillo

Quantum-limited thermometry of a Fermi gas with a charged spin particle
Lorenzo Oghittu, Antonio Negretti

The Effect of Micromotion and Local Stress in Quantum simulation with Trapped Ions in Optical Tweezers
Liam Bond, Lisa Lenstra, Rene Gerritsma, Arghavan Safavi-Naini

Wasserstein Solution Quality and the Quantum Approximate Optimization Algorithm: A Portfolio Optimization Case Study
Jack S. Baker, Santosh Kumar Radha
 

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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