Deliverables
Develop low-resource trapped-ion schemes for fault-tolerant key building blocks (flag-based QEC, FT teleportation and distillation between 2 processing units, comparative study of shuttling- and photon-based interconnects).
Demonstrate quantum optimization or machine learning algorithm for > 30 qubitsDemonstrate quantum optimization or machine learning algorithm for 30 qubits
Demonstrate advanced entanglement purification techniques by purifying a higher order object than a Bell stateDemonstrate advanced entanglement purification techniques by purifying a higher order object than a Bell state an appropriate small code state
Establish techniques for automated optimisation/discovery of shallow circuits; verify numerically and begin testing with quantum hardwareParallel ion reconfiguration operations on a 50 qubit register
Demonstrate combined LGT ground state generation and dynamics simulation > 30 qubits
Demonstrate combined LGT ground state generation and dynamics simulation 30 qubits
Describe an efficient decoder for flag-based QEC with larger-distance codesDescribe an efficient decoder for flagbased QEC with largerdistance codes scalability of future trappedion technologies with more than 100 qubits
Entanglement rate between two remote traps > 100 ebits/sEntanglement rate between two remote traps 100 ebitss
Demonstrate random circuit experiment with > 40 qubits using quantum error mitigation methodsDemonstrate random circuit experiment with 40 qubits using quantum error mitigation methods circuit depth 40
Experimental results on benchmarking of single FT building blocks and verification of quantum advantageDemonstrate a quantum logic gate on multiple logical qubits
Identify scalable discrete noise models
Develop a set of lattice-surgery-inspired methods for code-switching protocols for a FT universal set of gates
Develop a set of latticesurgeryinspired methods for codeswitching protocols for a FT universal set of gates
Automated operation of the quantum computer demonstrator with 50 qubits
Feasibility study on integration of a fibre-cavity into the trap designFeasibility study on integration of a fibrecavity into the trap design
Assembly of quantum computer demonstrator with 10 qubits50-ion 3D trap with 2 junctions manufactured and produced
50ion 3D trap with 2 junctions manufactured and produced
Final report on dissemination exploitation and data management
Publications
Author(s):
C. Greganti, T. F. Demarie, M. Ringbauer, J. A. Jones, V. Saggio, I. A. Calafell, L. A. Rozema, A. Erhard, M. Meth, L. Postler, R. Stricker, P. Schindler, R. Blatt, T. Monz, P. Walther, J. F. Fitzsimons
Published in:
2019
Publisher:
arXiv Preprint
Author(s):
Bálint Koczor, Frederik vom Ende, Maurice de Gosson, Steffen J. Glaser, Robert Zeier
Published in:
2018
Publisher:
arXiv preprint
Author(s):
Bálint Koczor, Simon C. Benjamin
Published in:
2019
Publisher:
arXiv preprint
Author(s):
Roman Stricker, Davide Vodola, Alexander Erhard, Lukas Postler, Michael Meth, Martin Ringbauer, Philipp Schindler, Thomas Monz, Markus Müller, Rainer Blatt
Published in:
2020
Publisher:
arXiv preprint
Author(s):
Bálint Koczor, Suguru Endo, Tyson Jones, Yuichiro Matsuzaki, Simon C. Benjamin
Published in:
2019
Publisher:
arXiv preprint
Author(s):
V. Kaushal, B. Lekitsch, A. Stahl, J. Hilder, D. Pijn, C. Schmiegelow, A. Bermudez, M. Müller, F. Schmidt-Kaler, U. Poschinger
Published in:
AVS Quantum Science, Issue 2/1, 2020, Page(s) 014101, ISSN 2639-0213
Publisher:
AIP Publishing
DOI:
10.1116/1.5126186
Author(s):
M. A. Sepiol, A. C. Hughes, J. E. Tarlton, D. P. Nadlinger, T. G. Ballance, C. J. Ballance, T. P. Harty, A. M. Steane, J. F. Goodwin, D. M. Lucas
Published in:
Physical Review Letters, Issue 123/11, 2019, ISSN 0031-9007
Publisher:
American Physical Society
DOI:
10.1103/physrevlett.123.110503
Author(s):
C. Flühmann, T. L. Nguyen, M. Marinelli, V. Negnevitsky, K. Mehta, J. P. Home
Published in:
Nature, Issue 566/7745, 2019, Page(s) 513-517, ISSN 0028-0836
Publisher:
Nature Publishing Group
DOI:
10.1038/s41586-019-0960-6
Author(s):
Alexander Erhard, Joel J. Wallman, Lukas Postler, Michael Meth, Roman Stricker, Esteban A. Martinez, Philipp Schindler, Thomas Monz, Joseph Emerson, Rainer Blatt
Published in:
Nature Communications, Issue 10/1, 2019, ISSN 2041-1723
Publisher:
Nature Publishing Group
DOI:
10.1038/s41467-019-13068-7
Author(s):
Bálint Koczor, Robert Zeier, Steffen J. Glaser
Published in:
Physical Review A, Issue 101/2, 2020, ISSN 2469-9926
Publisher:
American Physical Society
DOI:
10.1103/physreva.101.022318
Author(s):
F Martínez-García, D Vodola, M Müller
Published in:
New Journal of Physics, Issue 21/12, 2019, Page(s) 123027, ISSN 1367-2630
Publisher:
Institute of Physics Publishing
DOI:
10.1088/1367-2630/ab5c51
Author(s):
L. J. Stephenson, D. P. Nadlinger, B. C. Nichol, S. An, P. Drmota, T. G. Ballance, K. Thirumalai, J. F. Goodwin, D. M. Lucas, C. J. Ballance
Published in:
Physical Review Letters, Issue 124/11, 2020, ISSN 0031-9007
Publisher:
American Physical Society
DOI:
10.1103/physrevlett.124.110501
Author(s):
Simon Ragg, Chiara Decaroli, Thomas Lutz, Jonathan P. Home
Published in:
Review of Scientific Instruments, Issue 90/10, 2019, Page(s) 103203, ISSN 0034-6748
Publisher:
American Institute of Physics
DOI:
10.1063/1.5119785
Author(s):
B. Merkel, K. Thirumalai, J. E. Tarlton, V. M. Schäfer, C. J. Ballance, T. P. Harty, D. M. Lucas
Published in:
Review of Scientific Instruments, Issue 90/4, 2019, Page(s) 044702, ISSN 0034-6748
Publisher:
American Institute of Physics
DOI:
10.1063/1.5080093
Author(s):
Vidyut Kaushal
Published in:
2019
Publisher:
University of Mainz
Author(s):
Oliver Gräb
Published in:
2019
Publisher:
University of Mainz
Author(s):
Julian Rickert
Published in:
2018
Publisher:
University of Innsbruck
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