Publications 2022
- Experimental Semi-quantum Key Distribution with Classical Users
F. Massa, P. Yadav, A. Moqanaki, W. O. Kravec, P. Mateusm N. Paunkovic, A. Souto, P. Walther
Quantum 6, 819 (2022) - High-Harmonic Generation Enhancement with Graphene Heterostructures
A. Alonso, L. A. Rozema, A. Trenti, J. Bohn, E. J. C. Dias, P. K. Jenke, K. S. Menghrajani, D. Alcaraz Iranzo, F. J. Garcia de Abajo, F. H. L. Koppens, E. Hendry, P. Walther
Advanced Optical Materials (2022) - Few-Copy Entanglement Detection in the Presence of Noise
V. Saggio, P. Walther
Annalen der Physik 534, 7 (2022) - Performance analysis of a hybrid agent for quantum-accessible reinforcement learning
A. Hamann, S. Wölk
New J. Phys. 24, 033044 (2022)
https://doi.org/10.1088/1367-2630/ac5b56 - Controlling wave-particle duality with entanglement between single-photon and Bell state
K. Wang, D. R. Terno, C Brukner, S. Zhu, and X. S. Ma
Phys. Rev. A. 106, 053715 (2022) - Wigner's friend and relational objectivity
Č. Brukner
Nature Reviews Physics, 4, 628–630 (2022) - Computational Advantage from a Quantum Superposition of Qubit Gate Orders
M. J. Renner, Č. Brukner
Phys. Rev. Lett. 128, 230503 (2022) - Inferring work by quantum superposing forward and time-reversal evolutions
G. Rubino, G. Manzano, L. A. Rozema, P. Walther, J. M. R. Parrondo, Č. Brukner
Phys. Rev. Research 4, 013208 (2022) - Experimental entanglement of temporal order
G. Rubino, L. A. Rozema, F. Massa, M. Araújo, M. Zych, Č. Brukner, P. Walther
Quantum 6, 621 (2022) - Noncausal Page-Wootters circuits
V. Baumann, M. Krumm, P. A. Guérin, Č. Brukner
Phys. Rev. Research 4, 013180 (2022) - Quantum superposition of spacetimes obeys Einstein's equivalence principle
F. Giacomini, Č. Brukner
AVS Quantum Sci. 4, 015601 (2022)
- Unlimited non-causal correlations and their relation to non-locality
A. Baumeler, A. Shiraz Gilani, J. Rashid
Quantum 6, 673 (2022) - Temporal correlations in the simplest measurement sequences
L. Vieira, C. Budroni
Quantum 6, 623, (2022) - Deterministic transformations between unitary operations: Exponential advantage with adaptive quantum circuits and the power of indefinite causality
M.T. Quintino, D. Ebler
Quantum 6, 679 (2022)
https://doi.org/10.48550/arXiv.2109.08202 - Unitary channel discrimination beyond group structures: Advantages of sequential and indefinite-causal-order strategies
J. Bavaresco, M. Murao, M.T. Quintino
J. Math. Phys. 63, 042203 (2022)
https://doi.org/10.1063/5.0075919 - Detecting quantum non-breaking channels without entanglement
H.-Y. Ku, J. Kadlec, A. Cernoch, M.T. Quintino, W. Zhou, K. Lemr, N. Lambert, A. Miranowicz, S.-L. Chen, F. Nori, Y-N. Chen
PRX Quantum 3, 020338 (2022)
https://doi.org/10.48550/arXiv.2106.15784 - Unveiling quantum entanglement in many-body systems from partial information
I. Frérot, F. Baccari, A. Acín
PRX Quantum 3, 010342 (2022)
doi:10.1103/PRXQuantum.3.010342 - Enhancing generative models via quantum correlations
X. Gao, E. R. Anschuetz, S.-T. Wang, J. I. Cirac, M. D. Lukin
Phys. Rev. X 12, 021037 (2022)
https://doi.org/10.1103/PhysRevX.12.021037 - Sequential generation of projected entangled-pair states
Z.-Y. Wei, D. Malz, J. I. Cirac
Phys. Rev. Lett. 128, 010607 (2022)
https://doi.org/10.1103/PhysRevLett.128.010607 - Preparation and verification of tensor network states
E. Cruz-Rico, F. Baccari, J. Tura, N. Schuch, J. I. Cirac
Phys. Rev. Research 4, 023161 (2022)
https://doi.org/10.1103/PhysRevResearch.4.023161 - Quantum-enabled operation of a microwave-optical interface
R. Sahu, W. Hease, A. Rueda, G. Arnold, L. Qiu, J. Fink
Nature Commun. 13, 1276 (2022)
https://doi.org/10.1038/s41467-022-28924-2 - Collective bosonic effects in an array of transmon devices
T. Orell, M. Zanner, M. L. Juan, A. Sharafiev, R. Albert, S. Oleschko, G. Kirchmair, M. Silveri,
Phys. Rev. A 105, 063701 (2022)
https://doi.org/10.1103/PhysRevA.105.063701 - Coherent control of a multi-qubit dark state in waveguide quantum electrodynamics
M. Zanner, T. Orell, C. Schneider, R. Albert, S. Oleschko, M. L. Juan, M. Silveri, G. Kirchmair
Nat. Phys. 18, 538 (2022)
https://doi.org/10.1038/s41567-022-01527-w - Symmetry-resolved dynamical purification in synthetic quantum matter
V. Vitale, A. Elben, R. Kueng, A. Neven, J. Carrasco, B. Kraus, P. Zoller, P. Calabrese, B. Vermersch, M. Dalmonte
SciPost Phys. 12, 106 (2022)
https://scipost.org/10.21468/SciPostPhys.12.3.106 - State transformations within entanglement classes containing permutation-symmetric states
M. Hebenstreit, C. Spee, N. K. H. Li, B. Kraus, J. I. de Vicente
Phys. Rev. A 105, 032458 (2022)
https://doi.org/10.1103/PhysRevA.105.032458 - Symmetries and local transformations of translationally invariant matrix product states
M. Hebenstreit, D. Sauerwein, A. Molnar, J. I. Cirac, B. Kraus
Phys. Rev. A 105, 032424 (2022)
https://doi.org/10.1103/PhysRevA.105.032424 - Polynomial scaling enhancement in the ground-state preparation of Ising spin models via counterdiabatic driving
A. Hartmann, G. B. Mbeng, W. Lechner
Phys. Rev. A 105, 022614 (2022)
https://doi.org/10.1103/PhysRevA.105.022614 - Quantum optimization via four-body Rydberg gates
C. Dlaska, K. Ender, G. B. Mbeng, A. Kruckenhauser, W. Lechner, R. van Bijnen
Phys. Rev. Lett. 128(12), 120503 (2022)
https://doi.org/10.1103/PhysRevLett.128.120503 - Demonstration and modeling of time-bin entangled photons from a quantum dot in a nanowire
P. Aumann, M. Prilmüller, F. Kappe, L. Ostermann, D. Dalacu, P. J. Poole, ... & G. Weihs
AIP Advances 12, 055115 (2022)
https://doi.org/10.1063/5.0081874 - Two-Dimensional Z2 lattice gauge theory on a near-term quantum simulator: Variational quantum optimization, confinement, and topological order
L. Lumia, P. Torta, G. B. Mbeng, G. E. Santoro, E. Ercolessi, M. Burrello, M. M. Wauters
PRX Quantum, 3(2) (2022)
https://doi.org/10.1103/PRXQuantum.3.020320 - Optimal metrology with programmable quantum sensors
Ch. D. Marciniak, T. Feldker, I. Pogorelov, R. Kaubruegger, D. V. Vasilyev, R. v. Bijnen, P. Schindler, P. Zoller, R. Blatt, T. Monz
Nature 603, 604-609 (2022)
https://doi.org/10.1038/s41586-022-04435-4, arXiv:2107.01860 - Demonstration of fault-tolerant universal quantum gate operations
L. Postler, S. Heußen, I. Pogorelov, M. Rispler, T. Feldker, M. Meth, Ch. D. Marciniak, R. Stricker, M. Ringbauer, R. Blatt, P. Schindler, M. Müller, T. Monz
Nature 605, 675-680 (2022)
https://doi.org/10.1038/s41586-022-04721-1; arXiv:2111.12654 - Relaxation times do not capture logical qubit dynamics
A. K. Pal, P. Schindler, A. Erhard, Á. Rivas, , M. A. Martin-Delgado, R. Blatt, ... & M. Müller
Quantum 6, 632 (2022)
https://quantum-journal.org/papers/q-2022-01-24-632 - Probing phases of quantum matter with an ion-trap tensor-network quantum eigensolver
M. Meth, V. Kuzmin, R. van Bijnen, L. Postler, R. Stricker, R. Blatt, M. Ringbauer, T. Monz, P. Silvi, P. Schindler
Phys. Rev. X 12, 041035 (2022) - Characterizing quantum instruments: from non-demolition measurements to quantum error correction
R. Stricker, D. Vodola, A. Erhard, L. Postler, M. Meth, M. Ringbauer, P. Schindler, R. Blatt, M. Müller, T. Monz
PRX Quantum 3, 030318 (2022) - Experimental Bayesian calibration of trapped ion entangling operations
L. Gerster, F. Martínez-García, P. Hrmo, M. van Mourik, B. Wilhelm, D. Vodola, M. Müller, R. Blatt, P. Schindler, T. Monz
PRX Quantum 3, 020350 (2022) - A universal qudit quantum processor with trapped ions
M. Ringbauer, M. Meth, L. Postler, R. Stricker, R. Blatt, P. Schindler, T. Monz
Nature Physics 18, 1053 (2022) - Optimal metrology with programmable quantum sensors
Ch. D. Marciniak, T. Feldker, I. Pogorelov, R. Kaubruegger, D. V. Vasilyev, R. v. Bijnen, P. Schindler, P. Zoller, R. Blatt & T. Monz
Nature 603, 2022: 604-609 (2022) - Demonstration of fault-tolerant universal quantum gate operations
L. Postler, S. Heußen, I. Pogorelov, M. Rispler, T. Feldker, M. Meth, Ch. D. Marciniak, R. Stricker, M. Ringbauer, R. Blatt, P. Schindler, M. Müller & T. Monz
Nature 605, 2022: 675-680 (2022) - Experimental deterministic correction of qubit loss
R. Stricker, D. Vodola, A. Erhard, L. Postler, M. Meth, M. Ringbauer, P. Schindler, T. Monz, M. Müller, R. Blatt
Nature 585, 207-210 (2020)
https://doi.org/10.1038/s41586-020-2667-0; arXiv:2002.09532 - Observing emergent hydrodynamics in a long-range quantum magnet
M. K. Joshi, F. Kranzl, A. Schuckert, I. Lovas, C. Maier, R. Blatt, K. Knap, C. F. Roos
Science 376, 720-724 (2022)
https://doi.org/10.1126/science.abk2400 - Controlling long ion strings for quantum simulation and precision measurements
F. Kranzl, M. K. Joshi, C. Maier, T. Brydges, J. Franke, R. Blatt, C. F. Roos
Phys. Rev. A 105, 052426 (2022)
https://doi.org/10.1103/PhysRevA.105.052426 - Universal quantum computation via quantum controlled classical operations
S. Horvat, X. G. Gao, B. Dakić
J. Phys. A: Math. Theor. 55 075301 (2022)
https://doi.org/10.1088/1751-8121/ac4393 - Sample-efficient device-independent quantum state verification and certification
A. Gočanin, I. Šupić, B. Dakić
PRX Quantum 3, 010317 (2022) - Quantum verification with few copies
J. Morris, V. Saggio, A. Gočanin, B. Dakić
Adv. Quantum Technol. 2100118 (2022)
https://doi.org/10.1002/qute.202100118 - Experimental photonic quantum memristor
M. Spagnolo, J. Morris, S. Piacentini, M. Antesberger, F. Massa, A. Crespi, F. Ceccarelli, R. Osellame, P. Walther
Nature Photonics 16, 318–323 (2022)
https://doi.org/10.1038/s41566-022-00973-5 - A perspective on few-copy entanglement detection in experiments
V. Saggio, P. Walther
Annalen der Physik (in print), (2022)
https://doi.org/10.1002/andp.202100597 - Inferring work by quantum superposing forward and time-reversal evolutions
Rubino, G. Manzano, L. A. Rozema, P. Walther, J. M. R. Parrondo, C. Brukner
Physical Review Research 4, 013208 (2022) - A perspective on few-copy entanglement detection in experiments
V. Saggio, P. Walther
Annalen der Physik (in print) (2022) - Measuring space-time curvature using maximally path-entangled quantum states
T. Mieling, C. Hilweg, P. Walther
Advanced Optical Materials (2022) - Enhancing quantum cryptography with quantum dot single-photon sources
M. Bozzio, M. Vyvlecka, M. Cosacchi, C. Nawrath, T. Seidelmann, J. C. Loredo, S. L. Portalupi, V. M. Axt, P. Michler, P. Walther
npj Quantum Information (2022)