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Engineering Quantum Error Correction

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Publications

High-Fidelity Controlled- Z Gate with Maximal Intermediate Leakage Operating at the Speed Limit in a Superconducting Quantum Processor

Author(s): V. Negîrneac, H. Ali, N. Muthusubramanian, F. Battistel, R. Sagastizabal, M. S. Moreira, J. F. Marques, W. J. Vlothuizen, M. Beekman, C. Zachariadis, N. Haider, A. Bruno, L. DiCarlo
Published in: Physical Review Letters, 126/22, 2021, ISSN 0031-9007
Publisher: American Physical Society
DOI: 10.1103/physrevlett.126.220502

Leakage detection for a transmon-based surface code

Author(s): Boris Mihailov Varbanov, Francesco Battistel, Brian Michael Tarasinski, Viacheslav Petrovych Ostroukh, Thomas Eugene O’Brien, Leonardo DiCarlo, Barbara Maria Terhal
Published in: npj Quantum Information, 6/1, 2020, ISSN 2056-6387
Publisher: Nature Portfolio
DOI: 10.1038/s41534-020-00330-w

Stoquasticity in circuit QED

Author(s): A. Ciani, B. M. Terhal
Published in: Physical Review A, 103/4, 2021, ISSN 2469-9926
Publisher: American Physical Society
DOI: 10.1103/physreva.103.042401

Towards a realistic GaAs-spin qubit device for a classical error-corrected quantum memory

Author(s): Manuel Rispler, Pascal Cerfontaine, Veit Langrock, Barbara M. Terhal
Published in: Physical Review A, 102/2, 2020, ISSN 2469-9926
Publisher: American Physical Society
DOI: 10.1103/physreva.102.022416

Hardness and Ease of Curing the Sign Problem for Two-Local Qubit Hamiltonians

Author(s): Joel Klassen, Milad Marvian, Stephen Piddock, Marios Ioannou, Itay Hen, Barbara M. Terhal
Published in: SIAM Journal on Computing, 49/6, 2020, Page(s) 1332-1362, ISSN 0097-5397
Publisher: Society for Industrial and Applied Mathematics
DOI: 10.1137/19m1287511

Hamiltonian quantum computing with superconducting qubits

Author(s): A Ciani, B M Terhal, D P DiVincenzo
Published in: Quantum Science and Technology, 4/3, 2019, Page(s) 035002, ISSN 2058-9565
Publisher: IOP
DOI: 10.1088/2058-9565/ab18dd

Fast, High-Fidelity Conditional-Phase Gate Exploiting Leakage Interference in Weakly Anharmonic Superconducting Qubits

Author(s): M. A. Rol, F. Battistel, F. K. Malinowski, C. C. Bultink, B. M. Tarasinski, R. Vollmer, N. Haider, N. Muthusubramanian, A. Bruno, B. M. Terhal, L. DiCarlo
Published in: Physical Review Letters, 123/12, 2019, ISSN 0031-9007
Publisher: American Physical Society
DOI: 10.1103/physrevlett.123.120502

Towards scalable bosonic quantum error correction

Author(s): B M Terhal, J Conrad, C Vuillot
Published in: Quantum Science and Technology, 5/4, 2020, Page(s) 043001, ISSN 2058-9565
Publisher: Quantum Science and Technology - IOP Science
DOI: 10.1088/2058-9565/ab98a5

The original Wigner’s friend paradox within a realist toy model

Author(s): Matteo Lostaglio, Joseph Bowles
Published in: Proceedings of the Royal Society A: Mathematical, Physical and Engineering Sciences, 477/2254, 2021, ISSN 1364-5021
Publisher: Royal Society of London
DOI: 10.1098/rspa.2021.0273

Realizing modular quadrature measurements via a tunable photon-pressure coupling in circuit QED

Author(s): Daniel J. Weigand, Barbara M. Terhal
Published in: Physical Review A, 101/5, 2020, ISSN 2469-9926
Publisher: American Physical Society
DOI: 10.1103/PhysRevA.101.053840

Local Decoders for the 2D and 4D Toric Code

Author(s): N.P. Breuckmann, K. Duivenvoorden, D. Michels and B.M. Terhal
Published in: Quantum Information and Computation, 17/3&4, 2017, ISSN 1533-7146
Publisher: Rinton Press, Inc.
DOI: 10.26421/qic17.3-4

Roads towards fault-tolerant universal quantum computation

Author(s): Earl T. Campbell, Barbara M. Terhal, Christophe Vuillot
Published in: Nature, 549/7671, 2017, Page(s) 172-179, ISSN 0028-0836
Publisher: Nature Publishing Group
DOI: 10.1038/nature23460

Quantum Phase Transitions of the Majorana Toric Code in the Presence of Finite Cooper-Pair Tunneling

Author(s): Ananda Roy, Barbara M. Terhal, Fabian Hassler
Published in: Physical Review Letters, 119/18, 2017, ISSN 0031-9007
Publisher: American Physical Society
DOI: 10.1103/PhysRevLett.119.180508

Noise Thresholds for the [[4, 2, 2]]-concatenated Toric Code

Author(s): B. Criger, B.M. Terhal
Published in: Quantum Information and Computation, 16/15&16, 2016, ISSN 1533-7146
Publisher: Rinton Press, Inc.
DOI: 10.26421/QIC16.15-16

Single-mode displacement sensor

Author(s): Kasper Duivenvoorden, Barbara M. Terhal, Daniel Weigand
Published in: Physical Review A, 95/1, 2017, ISSN 2469-9926
Publisher: American Physical Society
DOI: 10.1103/PhysRevA.95.012305

Hyperbolic and semi-hyperbolic surface codes for quantum storage

Author(s): Nikolas P Breuckmann, Christophe Vuillot, Earl Campbell, Anirudh Krishna, Barbara M Terhal
Published in: Quantum Science and Technology, 2/3, 2017, Page(s) 035007, ISSN 2058-9565
Publisher: IOP Publishing
DOI: 10.1088/2058-9565/aa7d3b

Two-local qubit Hamiltonians: when are they stoquastic?

Author(s): Joel Klassen, Barbara M. Terhal
Published in: Quantum, 3, 2019, Page(s) 139, ISSN 2521-327X
Publisher: X
DOI: 10.22331/q-2019-05-06-139

The small stellated dodecahedron code and friends

Author(s): J. Conrad, C. Chamberland, N. P. Breuckmann, B. M. Terhal
Published in: Philosophical Transactions of the Royal Society A: Mathematical, Physical and Engineering Sciences, 376/2123, 2018, Page(s) 20170323, ISSN 1364-503X
Publisher: Royal Society of London
DOI: 10.1098/rsta.2017.0323

Performance and structure of single-mode bosonic codes

Author(s): Victor V. Albert, Kyungjoo Noh, Kasper Duivenvoorden, Dylan J. Young, R. T. Brierley, Philip Reinhold, Christophe Vuillot, Linshu Li, Chao Shen, S. M. Girvin, Barbara M. Terhal, Liang Jiang
Published in: Physical Review A, 97/3, 2018, ISSN 2469-9926
Publisher: American Physical Society
DOI: 10.1103/PhysRevA.97.032346

Quantum-limited parametric amplification with Josephson circuits in the regime of pump depletion

Author(s): Ananda Roy, Michel Devoret
Published in: Physical Review B, 98/4, 2018, ISSN 2469-9950
Publisher: American Physical Society
DOI: 10.1103/PhysRevB.98.045405

Renormalization Group Decoder for a Four-Dimensional Toric Code

Author(s): K. Duivenvoorden, N. P. Breuckmann, B. M. Terhal
Published in: IEEE Transactions on Information Theory, 65/4, 2019, Page(s) 2545-2562, ISSN 0018-9448
Publisher: Institute of Electrical and Electronics Engineers
DOI: 10.1109/tit.2018.2879937

Is error detection helpful on IBM 5Q chips ?

Author(s): C. Vuillot
Published in: Quant. Inf. Computation, Vol. 18, No. 11&12, 2018, Page(s) 0949-0964, ISSN 1533-7146
Publisher: Rinton Press, Inc.

Scalable Neural Network Decoders for Higher Dimensional Quantum Codes

Author(s): Nikolas P. Breuckmann, Xiaotong Ni
Published in: Quantum, 2, 2018, Page(s) 68, ISSN 2521-327X
Publisher: None
DOI: 10.22331/q-2018-05-24-68

Quantum error correction with the toric Gottesman-Kitaev-Preskill code

Author(s): Christophe Vuillot, Hamed Asasi, Yang Wang, Leonid P. Pryadko, Barbara M. Terhal
Published in: Physical Review A, 99/3, 2019, ISSN 2469-9926
Publisher: American Physical Society
DOI: 10.1103/physreva.99.032344

Charge response of the Majorana toric code

Author(s): Ananda Roy, Fabian Hassler
Published in: Physical Review B, 97/2, 2018, ISSN 2469-9950
Publisher: American Physical Society
DOI: 10.1103/PhysRevB.97.024512

Generating grid states from Schrödinger-cat states without postselection

Author(s): Daniel J. Weigand, Barbara M. Terhal
Published in: Physical Review A, 97/2, 2018, ISSN 2469-9926
Publisher: American Physical Society
DOI: 10.1103/physreva.97.022341

Code deformation and lattice surgery are gauge fixing

Author(s): Christophe Vuillot, Lingling Lao, Ben Criger, Carmen García Almudéver, Koen Bertels, Barbara M Terhal
Published in: New Journal of Physics, 21/3, 2019, Page(s) 033028, ISSN 1367-2630
Publisher: Institute of Physics Publishing
DOI: 10.1088/1367-2630/ab0199

Encoding a qubit into a cavity mode in circuit QED using phase estimation

Author(s): B. M. Terhal, D. Weigand
Published in: Physical Review A, 93/1, 2016, ISSN 2469-9926
Publisher: American Physical Society
DOI: 10.1103/physreva.93.012315

Quantum phase estimation of multiple eigenvalues for small-scale (noisy) experiments

Author(s): Thomas E O’Brien, Brian Tarasinski, Barbara M Terhal
Published in: New Journal of Physics, 21/2, 2019, Page(s) 023022, ISSN 1367-2630
Publisher: Institute of Physics Publishing
DOI: 10.1088/1367-2630/aafb8e

Certifying Quantum Signatures in Thermodynamics and Metrology via Contextuality of Quantum Linear Response

Author(s): Matteo Lostaglio
Published in: Physical Review Letters, 125/23, 2020, ISSN 0031-9007
Publisher: American Physical Society
DOI: 10.1103/physrevlett.125.230603

Quantum Advantage in Simulating Stochastic Processes

Author(s): Kamil Korzekwa, Matteo Lostaglio
Published in: Physical Review X, 11/2, 2021, ISSN 2160-3308
Publisher: American Physical Society
DOI: 10.1103/physrevx.11.021019

Hardware-Encoding Grid States in a Nonreciprocal Superconducting Circuit

Author(s): Martin Rymarz, Stefano Bosco, Alessandro Ciani, David P. DiVincenzo
Published in: Physical Review X, 11/1, 2021, ISSN 2160-3308
Publisher: American Physical Society
DOI: 10.1103/physrevx.11.011032

Hardware-Efficient Leakage-Reduction Scheme for Quantum Error Correction with Superconducting Transmon Qubits

Author(s): F. Battistel, B.M. Varbanov, B.M. Terhal
Published in: PRX Quantum, 2/3, 2021, ISSN 2691-3399
Publisher: Ridge NY: American Physical Society
DOI: 10.1103/prxquantum.2.030314

Spectral quantum tomography

Author(s): Jonas Helsen, Francesco Battistel, Barbara M. Terhal
Published in: npj Quantum Information, 5/1, 2019, ISSN 2056-6387
Publisher: Nature Partner Journals
DOI: 10.1038/s41534-019-0189-0

Neural Network Decoders for Large-Distance 2D Toric Codes

Author(s): Xiaotong Ni
Published in: Quantum, 4, 2020, Page(s) 310, ISSN 2521-327X
Publisher: None
DOI: 10.22331/q-2020-08-24-310

Topological Quantum Computing

Author(s): Roy, Ananda; DiVincenzo, David
Published in: Topological Matter: Topological Insulators, Skyrmions and Majoranas, Lecture notes of the 48th IFF Spring School 2017, 3, 2017
Publisher: Forschungszentrum Juelich

Neural Network Decoders for Large-Distance 2D Toric Codes

Author(s): Xiaotong Ni
Published in: Preprint, submitted to Quantum, 2019
Publisher: X

A fast, low-leakage, high-fidelity two-qubit gate for a programmable superconducting quantum computer

Author(s): A. Rol, F. Battistel, F. Malinowski, C. Bultink, B. Tarasinski, R. Vollmer, N. Haider, N. Muthusubrahmian, A. Bruno, B.M. Terhal. L. DiCarlo
Published in: 2019
Publisher: Preprint, under review at Phys. Rev. Lett

Spectral Quantum Tomography

Author(s): J. Helsen, F. Battistel, B.M. Terhal
Published in: 2019
Publisher: Preprint