PUBLICATIONS

A: PROJECT P1
Applications of near-term quantum computers beyond sampling

A: PROJECT P2
Classical-quantum time-sharing and variational manifolds

  • Why interference phenomena do not capture the essence of quantum theory
    L. Catani, W. Leifer, D. Schmidt, R. Spekkens
    arXiv:2111.13727 (2021)
  • Equivalence in delegated quantum computing
    F. Wiesner, J. Eisert, A. Pappa
    arXiv:2206.07469 (2022)

  • A perturbative gadget for delaying the onset of barren plateaus in variational quantum algorithms
    S. Cichy, P. K. Faehrmann, S. Khatri, J. Eisert
    arXiv:2210.03099

A: PROJECT P3
Controlling near-term devices

  • Engineering strong beamsplitter interaction between bosonic modes via quantum optimal control theory
    D. Basilewitsch, Y. Zhang, S. M. Girvin, C. P. Koch
    arXiv:2111.15573 (2021)

  • Lie algebra for rotational subsystems of a driven asymmetric top
    E. Pozzoli, M. Leibscher, M. Sigalotti, U. Boscain, C. P. Koch
    arXiv:2110.03263 (2021)

  • Quantum optimal control in quantum technologies. Strategic report on current status, visions and goals for research in Europe
    C. P. Koch et al.
    EPJ Quantum Technology 9, 19 (2022)

  • Optimal control for Hamiltonian parameter estimation in non-commuting and bipartite quantum dynamics
    S. Qin, M. Cramer, C. P. Koch, A. Serafini
    arXiv:2205.02429 (2022)

  • Optimizing for an arbitrary Schrödinger cat state. II. Application in the presence of dissipation
    M. G. Krauss, D. M. Reich, C. P. Koch
    arXiv:2209.14678 (2022)

  • Optimizing for an arbitrary Schrödinger cat state. I. Functionals and application to coherent dynamics
    M. G. Krauss, C. P. Koch, D. M. Reich
    arXiv:2209.14675 (2022)


A: PROJECT P4
Physically plausible quantum error correction and mitigation

  • Gottesman-Kitaev-Preskill codes: A lattice perspective
    J. Conrad, J. Eisert, F. Arzani
    Quantum 6, 648 (2022)

  • Low-overhead quantum computing with the color code
    F. Thomsen, M. S. Kesselring, S. D. Bartlett, B. J. Brown
    arXiv:2201.07806 (2022)

  • Correcting non-independent and non-identically distributed errors with surface codes
    K. Tiurev, P.-J. H. S. Derks, J. Roffe, J. Eisert, J.-M. Reiner
    arXiv:2208.02191 (2022)

  • Exponentially tighter bounds on limitations of quantum error mitigation
    Y. Quek, D. Stilck Franca, S. Khatri, J. J. Meyer, J. Eisert
    arXiv:2210.11505 (2022)

  • Anyon condensation and the color code
    M. S. Kesselring, J. C. Magdalena de la Fuente, F. Thomsen, J. Eisert, S. D. Bartlett, B. J. Brown
    arXiv:2212.00042


A: PROJECT P5
Approximating combinatorial optimization problems

  • Low-rank tensor decompositions of quantum circuits
    P. Gelss, S. Klus, Z. Shakibaei, S. Pokutta
    arXiv:2205.09882 (2022)



A: PROJECT P6
Novel application areas from molecular and high-energy physics

  • Strategies for the determination of the running coupling of (2+1)-dimensional QED with quantum computing
    G. Clemente, A. Crippa, K. Jansen,
    arXiv:2206.12454 (2022)

  • A quantum information perspective on meson melting
    M. C. Banuls, M. P. Heller, K. Jansen, J. Knaute, V. Svensson
    arXiv:2206.10528 (2022)
  • Classical splitting of parametrized quantum circuits
    C. Tüysüz, G. Clemente, A. Crippa, T. Hartung, S. Kühn, K. Jansen
    arXiv:2206.09641 (2022)



A: PROJECT P7
Rigorous statements in quantum-assisted machine learning

  • Learnability of the output distributions of local quantum circuits
    M. Hinsche, M. Ioannou, A. Nietner, J. Haferkamp, Y. Quek, D. Hangleiter, J.-P. Seifert, J. Eisert, R. Sweke
    arXiv:2110.05517 (2021)

  • Encoding-dependent generalization bounds for parametrized quantum circuits
    M. C. Caro, E. Gil-Fuster, J. J. Meyer, J. Eisert, R. Sweke
    Quantum 5, 582 (2021)

  • Exploiting symmetry in variational quantum machine learning
    J. J. Meyer, M. Mularski, E. Gil-Fuster, A. Anna Mele, F. Arzani, A. Wilms, J. Eisert
    arXiv:2205.06217 (2022)

  • Classical surrogates for quantum learning models
    F. Schreiber, J. Eisert, J. J. Meyer,
    arXiv:2206.11740 (2022)

  • A single T-gate makes distribution learning hard
    M. Hinsche, M. Ioannou, A. Nietner, J. Haferkamp, Y. Quek, D. Hangleiter, J.-P. Seifert, J. Eisert, R. Sweke
    arXiv:2207.03140 (2022)

  • A super-polynomial quantum-classical separation for density modelling
    N. Pirnay, R. Sweke, J. Eisert, J.-P. Seifert
    arXiv:2210.14936 (2022)




B: PROJECT P8
Benchmarking, tomography, and the use of cryptographic primitives in certifying NISQ devices information with an atomic vapor-based quantum light source

  • Estimating gate-set properties from random sequences
    J. Helsen, M. Ioannou, I. Roth, J. Kitzinger, E. Onorati, A. H. Werner, J. Eisert
    arXiv:2110.13178 (2021)
  • Learning classical readout quantum PUFs based on single-qubit gates
    A. Pappa, N. Pirnay, J.-P. Seifert
    arXiv:2112.06661v1 (2021)

  • General framework for randomized benchmarking
    J. Helsen, I. Roth, E. Onorati, A. H. Werner, J. Eisert,
    PRX Quantum 3, 020357 (2022)

  • Shallow shadows: Expectation estimation using low-depth random Clifford circuits
    C. Bertoni, J. Haferkamp, M. Hinsche, M. Ioannou, J. Eisert, H. Pashayan
    arXiv:2209.12924 (2022)

  • Scalably learning quantum many-body Hamiltonians from dynamical data
    F. Wilde, A. Kshetrimayum, I. Roth, D. Hangleiter, R. Sweke, J. Eisert
    arXiv:2209.14328 (2022)


B: PROJECT P10
Integration of on-demand quantum emitters as resource for photonic quantum processing

  • Spin-lasing in bimodal quantum dot micropillar cavities
    N. Heermeier, T. Heuser, J. Große, N. Jung, A. Kaganskiy, M. Lindemann, N. C. Gerhardt, M. R. Hofmann, S. Reitzenstein
    arXiv:2110.06960 (2021)

  • Design and fabrication of ridge waveguide-based nanobeam cavities for on-chip single-photon sources
    U. M. Gür et al.
    Optics Express 30, 11973-11985 (2022)

  • Numerical optimization of single-mode fiber-coupled single-photon sources based on semiconductor quantum dots
    L. Bremer et al.
    Optics Express 30, 15913 (2022)

  • ‚Sawfish‘ photonic crystal cavity for near-unity emitter-to-fiber interfacing in quantum network applications
    J. M. Bopp, M. Plock, T. Turan, G. Pieplow, S. Burger, T. Schröder
    arXiv:2210.04702 (2022)


B: PROJECT P12
Distributing quantum information with an atomic vapor-based quantum light source

  • Swing-up of quantum emitter population using detuned pulse
    T. K. Bracht, M. Cosacchi, T. Seidelmann, M. Cygorek, A. Vagov, V. Martin Axt, T. Heindel, D. E. Reiter
    PRX Quantum 2, 040354 (2021)
  • Sharing classical secrets with continlus-variable entanglement: Composable security and network coding advantage
    N. Walk, J. Eisert
    PRX Quantum 2, 040339 (2021)
  • Simulating quantum repeater strategies for multiple satellite
    J. Wallnöfer, F. Hahn, M. Gündoğan, J. S. Sidhu, F. Krüger, N. Walk, J. Eisert, J. Wolters
    arXiv:2110.15806 (2021)
  • Rate limits in quantum networks with lossy repeaters
    R. Laurenza, N. Walk, J. Eisert, S. Pirandola
    Physical Review Research 4, 023158 (2022)

  • A quantum key distribution testbed using a plug&play telecom-wavelength single-photon source featured
    T. Gao et al
    Applied Physics Reviews 9, 011412 (2022)

  • Limitations of nearest-neighbour quantum networks
    F. Hahn, A. Dahlberg, J. Eisert, A. Pappa
    Physical Review A 106, L010401 (2022)

  • Anonymous conference key agreement in linear quantum networks
    J. de Jong, F. Hahn, J. Eisert, N. Walk, A. Pappa
    arXiv:2205.09169 (2022)

  • Atomically-thin single-photon sources for quantum communication
    T. Gao, M. v Helversen, C. Anton-Solanas, C. Schneider, T. Heindel
    arXiv:2204.06427 (2022)

  • A quantum key distribution testbed using plug and play Telecom-wavelength single-photons
    L. Rickert, T. Gao, F. Urban, J. Große, N. Srocka, S. Rodt, A. Musiał, K. Żołnacz, P. Mergo, K. Dybka, W. Urbańczyk, G. Sȩk, S. Burger, S. Reitzenstein, T. Heindel
    Applied Physics Review 9, 011412 (2022)

  • Extracting maximal entanglement from linear cluster states
    J. de Jong, F. Hahn, N. Tscholtchev, M. Hauswirth, A. Pappa
    arXiv:2211.16758