Microwave driven ion trap quantum computing

Resultado final

Dressed-state implementation of quantum algorithms

Dressedstate implementation of quantum algorithms

Roadmap for a large scale microwave ion trap quantum computer
Report on optimized dynamical decoupling and error correction schemes
Report on eliminating drift of addressing frequency of individual qubits
Microwave near-field simulations, analysis of cross-talk, simulations for trapping potentials, fabricated sample structures

Microwave nearfield simulations analysis of crosstalk simulations fortrapping potentials fabricated sample structures

Report on composite implementations of conditional quantum gates
Report on error budget for optimized dressed state coherence time
Midterm project report, incl. report on dissemination
Established error budget vs temperature and trap parameters
Final project report, incl. report on dissemination

Final project report incl report on dissemination

Report on fast, high-fidelity gates in multi-qubit registers based on spin- spin coupling, static- and oscillating-gradient induced sidebands

Report on fast highfidelity gates in multiqubit registers based on spinspin coupling static and oscillatinggradient induced sidebands

Project website and logo

Publicaciones

Realization of a quantum perceptron gate with trapped ions

Autores: P. Huber, J. Haber, P. Barthel, J. J. García-Ripoll, E. Torrontegui, C. Wunderlich
Publicado en: arXiv, Edición 2111.08977, 2021
Editor: arXiv
DOI: 10.48550/arxiv.2111.08977

Quantum control methods for robust entanglement of trapped ions

Autores: Christophe H. Valahu, Iason Apostolatos, Sebastian Weidt, Winfried K. Hensinger
Publicado en: arXiv, Edición 2206.06064, 2022, Página(s) 2206.06064
Editor: Cornell University
DOI: 10.48550/arxiv.2206.06064

High-fidelity quantum control by polychromatic pulse trains

Autores: Svetoslav S. Ivanov, Boyan T. Torosov, Nikolay V. Vitanov
Publicado en: arXiv, Edición 2204.02147, 2022, Página(s) 2204.02147
Editor: Cornell University
DOI: 10.48550/arxiv.2204.02147

Robust Two-Qubit Gates Using Pulsed Dynamical Decoupling

Autores: Patrick Barthel, Patrick H. Huber, Jorge Casanova, Iñigo Arrazola, Dorna Niroomand, Theeraphot Sriarunothai, Martin B. Plenio, Christof Wunderlich
Publicado en: arXiv, Edición 2208.00187, 2022, Página(s) 2208.00187
Editor: Cornell University
DOI: 10.48550/arxiv.2208.00187

Narrowband composite two-qubit phase gates

Autores: Boyan T. Torosov, Nikolay V. Vitanov
Publicado en: arXiv, 2022, Página(s) 2206.14283
Editor: Cornell University
DOI: 10.48550/arxiv.2206.14283

Experimental demonstration of composite pulses on IBM's quantum computer

Autores: Boyan T. Torosov, Nikolay V. Vitanov
Publicado en: arXiv, Edición 2202.09647, 2022, Página(s) 2202.09647
Editor: Cornell University
DOI: 10.48550/arxiv.2202.09647

Coherent interaction of multistate quantum systems possessing the Majorana and Morris-Shore dynamic symmetries with pulse trains

Autores: Stancho G. Stanchev, Nikolay V. Vitanov
Publicado en: arXiv, Edición 2206.09154, 2022, Página(s) 2206.09154
Editor: Cornell University
DOI: 10.48550/arxiv.2206.09154

Controlled Quantized Adiabatic Transport in a superlattice Wannier-Stark ladder

Autores: R. G. Unanyan, N. V. Vitanov, M. Fleischhauer
Publicado en: arXiv, Edición 2208.10952, 2022, Página(s) 2208.10952
Editor: Cornell University
DOI: 10.48550/arxiv.2208.10952

Genuine temporal correlations can certify the quantum dimension

Autores: Cornelia Spee, Hendrik Siebeneich, Timm Florian Gloger, Peter Kaufmann,Michael Johanning, Christof Wunderlich, Matthias Kleinmann, and Otfried Gühne
Publicado en: arXiv, 2018, Página(s) 1811.12259v1
Editor: Cornell University

A high-fidelity quantum matter-link between ion-trap microchip modules

Autores: M. Akhtar, F. Bonus, F. R. Lebrun-Gallagher, N. I. Johnson, M. Siegele-Brown, S. Hong, S. J. Hile, S. A. Kulmiya, S. Weidt, W. K. Hensinger
Publicado en: arXiv, Edición 2203.14062, 2022, Página(s) 2203.14062
Editor: Cornell University
DOI: 10.48550/arxiv.2203.14062

Real-time capable CCD-based individual trapped-ion qubit measurement

Autores: S. Halama, T. Dubielzig, N. Orlowski, C. Torkzaban, C. Ospelkaus
Publicado en: arXiv, Edición 2204.09112, 2022, Página(s) 2204.09112
Editor: Cornell University
DOI: 10.48550/arxiv.2204.09112

Fast high-fidelity composite gates in superconducting qubits: Beating the Fourier leakage limit

Autores: Boyan T. Torosov, Nikolay V. Vitanov
Publicado en: arXiv, Edición 2205.04155, 2022, Página(s) 2205.04155
Editor: Cornell University
DOI: 10.48550/arxiv.2205.04155

Extension of the Morris-Shore transformation to arbitrary time-dependent driving fields

Autores: K. N. Zlatanov, A. A. Rangelov, N. V. Vitanov
Publicado en: arXiv, Edición 2206.03783, 2022, Página(s) 2206.03783
Editor: Cornell University
DOI: 10.48550/arxiv.2206.03783

Chiral resolution by composite Raman pulses

Autores: Boyan T. Torosov; Michael Drewsen; Nikolay V. Vitanov
Publicado en: Physical Review Research, Edición 2, 2020, Página(s) 043235, ISSN 2643-1564
Editor: APS
DOI: 10.1103/physrevresearch.2.043235

Quantum sensing of weak electric and magnetic fields by coherent amplification of energy-level-shift effects

Autores: Nikolay V. Vitanov
Publicado en: Physical Review A, Edición 103, 2021, Página(s) 063104, ISSN 2469-9926
Editor: APS
DOI: 10.1103/physreva.103.063104

The Impact of Hardware Specifications on Reaching Quantum Advantage in the Fault Tolerant Regime

Autores: Vincent Elfving; Winfried Hensinger; Sebastian Weidt; Mark Webber
Publicado en: AVS Quantum Science, Edición 4, 2022, Página(s) 013801, ISSN 2639-0213
Editor: AIP
DOI: 10.1116/5.0073075

Efficient Qubit Routing for a Globally Connected Trapped Ion Quantum Computer

Autores: Mark Webber, Steven Herbert, Sebastian Weidt, Winfried K. Hensinger
Publicado en: Advanced Quantum Technologies, Edición 3, 2020, Página(s) 2000027, ISSN 2511-9044
Editor: Wiley
DOI: 10.1002/qute.202000027

Narrowband and passband composite pulses for variable rotations

Autores: Boyan T. Torosov; Svetoslav S. Ivanov; Nikolay V. Vitanov
Publicado en: Physical Review A, Edición 102, 2020, Página(s) 013105, ISSN 2469-9926
Editor: APS
DOI: 10.1103/physreva.102.013105

Open multistate Majorana model

Autores: Benedetto Militello; Nikolay V. Vitanov
Publicado en: Physica Letters A, Edición 384, 2019, Página(s) 126196, ISSN 0375-9601
Editor: Elsevier BV
DOI: 10.1016/j.physleta.2019.126196

Ultra-low-vibration closed-cycle cryogenic surface-electrode ion trap apparatus

Autores: T. Dubielzig, S. Halama, H. Hahn, G. Zarantonello, M. Niemann, A. Bautista-Salvador, C. Ospelkaus
Publicado en: Review of Scientific Instruments, 2021, Página(s) 043201, ISSN 0034-6748
Editor: American Institute of Physics
DOI: 10.1063/5.0024423

Fabrication of Surface Ion Traps with Integrated Current Carrying Wires enabling High Magnetic Field Gradients

Autores: Martin Siegele-Brown, Seokjun Hong, Foni R. Lebrun-Gallagher, Samuel J. Hile, Sebastian Weidt, Winfried K. Hensinger
Publicado en: Quantum Science and Technology, Edición 7, 2022, Página(s) 034003, ISSN 2058-9565
Editor: IOP
DOI: 10.1088/2058-9565/ac66fc

Dzyaloshinskii-Moriya and dipole-dipole interactions affect coupling-based Landau-Majorana-Stückelberg-Zener transitions

Autores: Roberto Grimaudo; Hiromichi Nakazato; Antonino Messina; Nikolay V. Vitanov
Publicado en: Physical Review Research, Edición 2, 2020, Página(s) 033092, ISSN 2643-1564
Editor: APS
DOI: 10.1103/physrevresearch.2.033092

Composite pulses with errant phases

Autores: Boyan T. Torosov, Nikolay V. Vitanov
Publicado en: Physical Review A, Edición 100/2, 2019, Página(s) 013168, ISSN 2469-9926
Editor: American Physical Society
DOI: 10.1103/PhysRevA.100.023410

Multilayer ion trap technology for scalable quantum computing and quantum simulation

Autores: A Bautista-Salvador, G Zarantonello, H Hahn, A Preciado-Grijalva, J Morgner, M Wahnschaffe, C Ospelkaus
Publicado en: New Journal of Physics, Edición 21/4, 2019, Página(s) 043011, ISSN 1367-2630
Editor: Institute of Physics Publishing
DOI: 10.1088/1367-2630/ab0e46

Robust and Resource-Efficient Microwave Near-Field Entangling Be +

Autores: G. Zarantonello, H. Hahn, J. Morgner, M. Schulte, A. Bautista-Salvador, R. F. Werner, K. Hammerer, C. Ospelkaus
Publicado en: Physical Review Letters, Edición 123/26, 2019, Página(s) 260503, ISSN 0031-9007
Editor: American Physical Society
DOI: 10.1103/physrevlett.123.260503

Integrated 9Be+ multi-qubit gate device for the ion-trap quantum computer

Autores: H. Hahn, G. Zarantonello, M. Schulte, A. Bautista-Salvador, K. Hammerer, C. Ospelkaus
Publicado en: npj Quantum Information, Edición 5/1, 2019, Página(s) 70, ISSN 2056-6387
Editor: Nature
DOI: 10.1038/s41534-019-0184-5

Multilayer ion trap with three-dimensional microwave circuitry for scalable quantum logic applications

Autores: H. Hahn, G. Zarantonello, A. Bautista-Salvador, M. Wahnschaffe, M. Kohnen, J. Schoebel, P. O. Schmidt, C. Ospelkaus
Publicado en: Applied Physics B, Edición 125/8, 2019, Página(s) 154, ISSN 0946-2171
Editor: Springer Verlag
DOI: 10.1007/s00340-019-7265-1

Landau-Majorana-Stückelberg-Zener dynamics driven by coupling for two interacting qutrit systems

Autores: R. Grimaudo, N. V. Vitanov, A. Messina
Publicado en: Physical Review B, Edición 99/21, 2019, Página(s) 214406, ISSN 2469-9950
Editor: American Physical Society
DOI: 10.1103/PhysRevB.99.214406

Highly Efficient Detection and Separation of Chiral Molecules through Shortcuts to Adiabaticity

Autores: Nikolay V. Vitanov, Michael Drewsen
Publicado en: Physical Review Letters, Edición 122/17, 2019, Página(s) 173202, ISSN 0031-9007
Editor: American Physical Society
DOI: 10.1103/PhysRevLett.122.173202

Coupling-assisted Landau-Majorana-Stückelberg-Zener transition in a system of two interacting spin qubits

Autores: R. Grimaudo, N. V. Vitanov, A. Messina
Publicado en: Physical Review B, Edición 99/17, 2019, Página(s) 174416, ISSN 2469-9950
Editor: American Physical Society
DOI: 10.1103/PhysRevB.99.174416

Universal composite pulses for efficient population inversion with an arbitrary excitation profile

Autores: Genko T. Genov, Marcel Hain, Nikolay V. Vitanov, Thomas Halfmann
Publicado en: Physical Review A, Edición 101/1, 2020, Página(s) 013827, ISSN 2469-9926
Editor: American Physical Society
DOI: 10.1103/physreva.101.013827

Roadmap on STIRAP applications

Autores: Klaas Bergmann, Hanns-Christoph Nägerl, Cristian Panda, Gerald Gabrielse, Eduard Miloglyadov, Martin Quack, Georg Seyfang, Gunther Wichmann, Silke Ospelkaus, Axel Kuhn, Stefano Longhi, Alexander Szameit, Philipp Pirro, Burkard Hillebrands, Xue-Feng Zhu, Jie Zhu, Michael Drewsen, Winfried K Hensinger, Sebastian Weidt, Thomas Halfmann, Hai-Lin Wang, Gheorghe Sorin Paraoanu, Nikolay V Vitanov, Jordi
Publicado en: Journal of Physics B: Atomic, Molecular and Optical Physics, Edición 52/20, 2019, Página(s) 202001, ISSN 0953-4075
Editor: Institute of Physics Publishing
DOI: 10.1088/1361-6455/ab3995

Two-qubit quantum gate and entanglement protected by circulant symmetry

Autores: Peter A. Ivanov, Nikolay V. Vitanov
Publicado en: Scientific Reports, Edición 10/1, 2020, Página(s) 5030, ISSN 2045-2322
Editor: Nature Publishing Group
DOI: 10.1038/s41598-020-61766-w

Efficient and robust chiral resolution by composite pulses

Autores: Boyan T. Torosov, Michael Drewsen, Nikolay V. Vitanov
Publicado en: Physical Review A, Edición 101, 2020, Página(s) 063401, ISSN 2469-9926
Editor: APS
DOI: 10.1103/physreva.101.063401

Efficient and robust signal sensing by sequences of adiabatic chirped pulses

Autores: Genko T. Genov, Yachel Ben-Shalom, Fedor Jelezko, Alex Retzker, Nir Bar-Gill
Publicado en: Physical Review Research, Edición 2, 2019, Página(s) 033216, ISSN 2643-1564
Editor: APS
DOI: 10.1103/physrevresearch.2.033216

Quantum Control and Sensing of Nuclear Spins by Electron Spins under Power Limitations

Autores: Nati Aharon, Ilai Schwartz, Alex Retzker
Publicado en: Physical Review Letters, Edición 122/12, 2019, Página(s) 120403, ISSN 0031-9007
Editor: American Physical Society
DOI: 10.1103/physrevlett.122.120403

Mixed dynamical decoupling

Autores: Genko T Genov, Nati Aharon, Fedor Jelezko, Alex Retzker
Publicado en: Quantum Science and Technology, Edición 4/3, 2019, Página(s) 035010, ISSN 2058-9565
Editor: Institute of Physics
DOI: 10.1088/2058-9565/ab2afd

Robustness of the NV-NMR spectrometer setup to magnetic field inhomogeneities

Autores: Yotam Vaknin, Benedikt Tratzmiller, Tuvia Gefen, Ilai Schwartz, Martin Plenio, Alex Retzker
Publicado en: Physical Review Letters, Edición 125, 2020, Página(s) 110502, ISSN 0031-9007
Editor: American Physical Society
DOI: 10.1103/physrevlett.125.110502

Measuring Anomalous Heating in a Planar Ion Trap with Variable Ion-Surface Separation

Autores: Ivan A. Boldin, Alexander Kraft, Christof Wunderlich
Publicado en: Physical Review Letters, Edición 120/2, 2018, ISSN 0031-9007
Editor: American Physical Society
DOI: 10.1103/physrevlett.120.023201

High-Fidelity Preservation of Quantum Information During Trapped-Ion Transport

Autores: Peter Kaufmann, Timm F. Gloger, Delia Kaufmann, Michael Johanning, Christof Wunderlich
Publicado en: Physical Review Letters, Edición 120/1, 2018, ISSN 0031-9007
Editor: American Physical Society
DOI: 10.1103/physrevlett.120.010501

Speeding-up the decision making of a learning agent using an ion trap quantum processor

Autores: Th Sriarunothai, S Wölk, G S Giri, N Friis, V Dunjko, H J Briegel, Ch Wunderlich
Publicado en: Quantum Science and Technology, Edición 4/1, 2019, Página(s) 015014, ISSN 2058-9565
Editor: Quantum Sci. Technol. 4 0105014
DOI: 10.1088/2058-9565/aaef5e

High-fidelity composite quantum gates for Raman qubits

Autores: Boyan T. Torosov, Nikolay V. Vitanov
Publicado en: Physical Review Research, Edición 2, 2020, Página(s) 043194, ISSN 2643-1564
Editor: APS
DOI: 10.1103/physrevresearch.2.043194

Quantum computer based on shuttling trapped ions

Autores: Winfried K. Hensinger
Publicado en: Nature, Edición 592, 2021, Página(s) 190-191, ISSN 0028-0836
Editor: Nature Publishing Group
DOI: 10.1038/d41586-021-00844-z

A scalable helium gas cooling system for trapped-ion applications

Autores: Lebrun-Gallagher, Foni R.; Johnson, Nicholas; Akhtar, Mariam; Weidt, Sebastian; Bretaud, David; Hile, Samuel J.; Owens, Alexander; Hensinger, Winfried K.
Publicado en: Quantum Science and Technology, Edición 7, 2022, Página(s) 024002, ISSN 2058-9565
Editor: IOP
DOI: 10.48550/arxiv.2106.07580

Numerical optimization of amplitude-modulated pulses in microwave-driven entanglement generation

Autores: M. Duwe, G. Zarantonello, N. Pulido-Mateo, H. Mendpara, L. Krinner, A. Bautista-Salvador, N. V. Vitanov, K. Hammerer, R. F. Werner, C. Ospelkaus
Publicado en: Quantum Science and Technology, Edición 7, 2022, Página(s) 045005, ISSN 2058-9565
Editor: IOP
DOI: 10.1088/2058-9565/ac7b41

Engineering of microfabricated ion traps and integration of advanced on-chip features

Autores: Zak David Romaszko, Seokjun Hong, Martin Siegele, Reuben Kahan Puddy, Foni Raphaël Lebrun-Gallagher, Sebastian Weidt, Winfried Karl Hensinger
Publicado en: Nature Reviews Physics, Edición 2, 2020, Página(s) 285-299, ISSN 2522-5820
Editor: Springer
DOI: 10.1038/s42254-020-0182-8

Coherent control techniques for two-state quantum systems: A comparative study

Autores: Boyan T. Torosov; Bruce W. Shore; Nikolay V. Vitanov
Publicado en: Physical Review A, Edición 103, 2021, Página(s) 033110, ISSN 2469-9926
Editor: APS
DOI: 10.1103/physreva.103.033110

Preserving multi-level quantum coherence by dynamical decoupling

Autores: Xinxing Yuan, Yue Li, Mengxiang Zhang, Chang Liu, Mingdong Zhu, Xi Qin, Nikolay V. Vitanov, Yiheng Lin, Jiangfeng Du
Publicado en: Physical Review A, Edición 106, 2022, Página(s) 02212, ISSN 2469-9926
Editor: APS
DOI: 10.1103/physreva.106.022412

Master-equation approach to the three-state open Majorana model

Autores: Benedetto Militello; Nikolay V. Vitanov
Publicado en: Physical Review A, Edición 100, 2019, Página(s) 053407, ISSN 2469-9926
Editor: APS
DOI: 10.1103/physreva.100.053407

Robust entanglement by continuous dynamical decoupling of the J-coupling interaction

Autores: C. H. Valahu; A. M. Lawrence; Sebastian Weidt; Winfried K. Hensinger
Publicado en: New Journal of Physics, Edición 23, 2021, Página(s) 113012, ISSN 1367-2630
Editor: Institute of Physics Publishing
DOI: 10.1088/1367-2630/ac320e

Europe’s Quantum Flagship is taking off

Autores: Max F. Riedel, Immanuel Bloch, Thierry Debuisschert, Frank Wilhelm-Mauch, Valerio Pruneri, Nikolay V. Vitanov, Stephanie Wehner, Tommaso Calarco
Publicado en: Europhysics News, Edición 49/5-6, 2018, Página(s) 30-34, ISSN 0531-7479
Editor: European Physical Society
DOI: 10.1051/epn/2018506

Distinguishing between statistical and systematic errors in quantum process tomography

Autores: Sabine Wölk, Theeraphot Sriarunothai, Gouri S Giri, Christof Wunderlich
Publicado en: New Journal of Physics, Edición 21/1, 2019, Página(s) 013015, ISSN 1367-2630
Editor: Institute of Physics Publishing
DOI: 10.1088/1367-2630/aaf5f2

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