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Institut for Fysik og Astronomi

Center for Complex Quantum Systems

Publications

2023

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Christiansen, V. R., Kiilerich, A. H. & Mølmer, K. (2023). Interactions of quantum systems with pulses of quantized radiation: From a cascaded master equation to a traveling mode perspective. Physical Review A, 107(1), Artikel 013706. https://doi.org/10.1103/PhysRevA.107.013706

Ding, S., Domínguez-Castro, G. A., Julku, A., Camacho-Guardian, A. & Bruun, G. M. (2023). Polarons and bipolarons in a two-dimensional square lattice. SciPost Physics, 14(6), Artikel A3. https://doi.org/10.21468/SciPostPhys.14.6.143

Khanahmadi, M. & Mølmer, K. (2023). Qubit readout and quantum sensing with pulses of quantum radiation. Physical Review A, 107(1), Artikel 013705. https://doi.org/10.1103/PhysRevA.107.013705

Kruk, M. B., Vibel, T., Arlt, J., Kulik, P., Pawłowski, K. & Rzążewski, K. (2023). Fock State Sampling Method - Characteristic Temperature of Maximal Fluctuations for Interacting Bosons in Box Potentials. Acta Physica Polonica A, 143(6), S171-S178. https://doi.org/10.12693/APhysPolA.143.S171

Kruk, M. B., Hryniuk, D., Kristensen, M., Vibel, T., Pawłowski, K., Arlt, J. & Rzazewski, K. (2023). Microcanonical and canonical fluctuations in atomic Bose-Einstein condensates: Fock state sampling approach. SciPost Physics, 14(3), Artikel 036. https://doi.org/10.21468/SciPostPhys.14.3.036

Morgen, A. M., Balling, S. S., Nielsen, K. K., Pohl, T., Bruun, G. M. & Arlt, J. J. (2023). Quantum beat spectroscopy of repulsive Bose polarons. arXiv. Advance online publication.

Nyhegn, J. H., Bruun, G. M. & Nielsen, K. K. (2023). Wave function and spatial structure of polarons in an antiferromagnetic bilayer. Physical Review B, 108(7), Artikel 075141. https://doi.org/10.1103/PhysRevB.108.075141

Pedersen, S. P. (2023). Nonlinear Quantum Optics in an Atomic Cavity: Towards a quantum fluid of light. Institut for Fysik og Astronomi, Aarhus Universitet.

2022

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Al Hyder, R. & Bruun, G. (2022). Mobile impurity probing a two-dimensional superfluid phase transition. Physical Review A, 105(6), Artikel 063303. https://doi.org/10.1103/PhysRevA.105.063303

Alonso, I., Alpigiani, C., Altschul, B., Araújo, H., Arduini, G., Arlt, J., Badurina, L., Balaž, A., Bandarupally, S., Barish, B. C., Barone, M., Barsanti, M., Bass, S., Bassi, A., Battelier, B., Baynham, C. F. A., Beaufils, Q., Belić, A., Bergé, J. ... Zupanič, E. (2022). Cold atoms in space: community workshop summary and proposed road-map. EPJ Quantum Technology, 9, Artikel 30. https://doi.org/10.1140/epjqt/s40507-022-00147-w

Andersen, A. L. & Mølmer, K. (2022). Quantum Nondemolition Measurements of Moving Target States. Physical Review Letters, 129(12), Artikel 120402. https://doi.org/10.1103/PhysRevLett.129.120402

Biss, H., Sobirey, L., Luick, N., Bohlen, M., Kinnunen, J., Bruun, G., Lompe, T. & Moritz, H. (2022). Excitation Spectrum and Superfluid Gap of an Ultracold Fermi Gas. Physical Review Letters, 128(10), Artikel 100401. https://doi.org/10.1103/PhysRevLett.128.100401

Blocher, P. D., Asaad, S., Mourik, V., Johnson, M., Morello, A. & Mølmer, K. (2022). Measuring out-of-time-ordered correlation functions without reversing time evolution. Physical Review A, 106(4), Artikel 042429. https://doi.org/10.1103/PhysRevA.106.042429

Camacho-Guardian, A., Bastarrachea Magnani, M. A., Pohl, T. & Bruun, G. (2022). Strong photon interactions from weakly interacting particles. Physical Review B, 106(8), Artikel L081302. https://doi.org/10.1103/PhysRevB.106.L081302

Christensen, E. R., Camacho-Guardian, A. & Bruun, G. (2022). Mobile ion in a Fermi sea. Physical Review A, 105(2), Artikel 023309 . https://doi.org/10.1103/PhysRevA.105.023309

Clausen, E. H., Jarlaud, V., Fisher, K., Meyer, S., Solaro, C. & Drewsen, M. (2022). Unresolved sideband photon recoil spectroscopy of molecular ions. Physical Review A, 105(6), Artikel 063709. https://doi.org/10.1103/PhysRevA.105.063709

Ding, D-S., Liu, Z-K., Shi, B-S., Guo, G-C., Mølmer, K. & Adams, C. S. (2022). Enhanced metrology at the critical point of a many-body Rydberg atomic system. Nature Physics, 18(12), 1447-1452. https://doi.org/10.1038/s41567-022-01777-8

Ding, S., Drewsen, M., Arlt, J. J. & Bruun, G. M. (2022). Mediated interactions between ions in quantum degenerate gases. Physical Review Letters, 129(15), Artikel 153401 . https://doi.org/10.1103/PhysRevLett.129.153401

Jensen, R. B., Pedersen, S. P. & Zinner, N. T. (2022). Dynamical quantum phase transitions in a noisy lattice gauge theory. Physical Review B, 105(22), Artikel 224309. https://doi.org/10.1103/PhysRevB.105.224309

Jensen, J. H. M. & Mølmer, K. (2022). Gaussian theory for estimating fluctuating perturbations with backaction-evading oscillator variables. Physical Review A, 106(2), Artikel 022613. https://doi.org/10.1103/PhysRevA.106.022613

Julku, A., Kinnunen, J. J., Camacho-Guardian, A. & Bruun, G. M. (2022). Light-induced topological superconductivity in transition metal dichalcogenide monolayers. Physical Review B, 106(13), Artikel 134510. https://doi.org/10.1103/PhysRevB.106.134510

Kinos, A., Dalgaard, M. & Mølmer, K. (2022). Optical control of the complex phase of a quantum ground-state amplitude. Physical Review A, 105(6), Artikel 062441. https://doi.org/10.1103/PhysRevA.105.062441

Nielsen, K. K., Pohl, T. & Bruun, G. M. (2022). Nonequilibrium Hole Dynamics in Antiferromagnets: Damped Strings and Polarons. Physical Review Letters, 129(24), Artikel 246601 . https://doi.org/10.1103/PhysRevLett.129.246601

Nyhegn, J. H., Nielsen, K. K. & Bruun, G. M. (2022). Equilibrium and nonequilibrium dynamics of a hole in a bilayer antiferromagnet. Physical Review B, 106(15), Artikel 155160. https://doi.org/10.1103/PhysRevB.106.155160

O'Sullivan, J. D. B., Kennedy, O. W., Debnath, K., Alexander, J., Zollitsch, C. W., Šimėnas, M., Hashim, A., Thomas, C., Withington, S., Siddiqi, I., Mølmer, K. & Morton, J. J. L. (2022). Random-Access Quantum Memory Using Chirped Pulse Phase Encoding. Physical Review X, 12(4), Artikel 041014. https://doi.org/10.1103/PhysRevX.12.041014

Patra, A., Buchmann, L. F., Motzoi, F., Mølmer, K., Sherson, J. & Nielsen, A. E. B. (2022). Single-shot determination of quantum phases via continuous measurements. Physical Review A, 106(3), Artikel 032215. https://doi.org/10.1103/PhysRevA.106.032215

Skou, M. G., Nielsen, K. K., Skov, T. G., Morgen, A. M., Jørgensen, N. B., Camacho-Guardian, A., Pohl, T., Bruun, G. M. & Arlt, J. J. (2022). Life and death of the Bose polaron. Physical Review Research , 4(4), Artikel 043093. https://doi.org/10.1103/PhysRevResearch.4.043093

Tzortzakakis, A. F., Petrosyan, D., Fleischhauer, M. & Mølmer, K. (2022). Microscopic dynamics and an effective Landau-Zener transition in the quasiadiabatic preparation of spatially ordered states of Rydberg excitations. Physical Review A, 106(6), Artikel 063302. https://doi.org/10.1103/PhysRevA.106.063302

Van De Kraats, J., Nielsen, K. K. & Bruun, G. M. (2022). Holes and magnetic polarons in a triangular lattice antiferromagnet. Physical Review B, 106(23), Artikel 235143. https://doi.org/10.1103/PhysRevB.106.235143

Wu, Q., Zhang, Y., Yang, X., Su, S. L., Shan, C. & Mølmer, K. (2022). A superradiant maser with nitrogen-vacancy center spins. Science China: Physics, Mechanics and Astronomy, 65(1), Artikel 217311. https://doi.org/10.1007/s11433-021-1780-6

Wu, X., Yang, F., Yang, S., Mølmer, K., Pohl, T., Tey, M. K. & You, L. (2022). Manipulating synthetic gauge fluxes via multicolor dressing of Rydberg-atom arrays. Physical Review Research , 4(3), Artikel L032046. https://doi.org/10.1103/PhysRevResearch.4.L032046

Yang, F., Lund, M. M., Pohl, T., Lodahl, P. & Mølmer, K. (2022). Deterministic Photon Sorting in Waveguide QED Systems. Physical Review Letters, 128(21), Artikel 213603. https://doi.org/10.1103/PhysRevLett.128.213603

Zhang, Y., Shan, C. & Mølmer, K. (2022). Active Frequency Measurement on Superradiant Strontium Clock Transitions. Physical Review Letters, 128(1), Artikel 013604. https://doi.org/10.1103/PhysRevLett.128.013604

Zhang, Y., Wu, Q., Su, S. L., Lou, Q., Shan, C. & Mølmer, K. (2022). Cavity Quantum Electrodynamics Effects with Nitrogen Vacancy Center Spins Coupled to Room Temperature Microwave Resonators. Physical Review Letters, 128(25), Artikel 253601. https://doi.org/10.1103/PhysRevLett.128.253601

Zhang, Y. X. & Mølmer, K. (2022). Free-Fermion Multiply Excited Eigenstates and Their Experimental Signatures in 1D Arrays of Two-Level Atoms. Physical Review Letters, 128(9), Artikel 093602. https://doi.org/10.1103/PhysRevLett.128.093602

Zhang, Y., Wu, Q., Wu, H., Yang, X., Su, S. L., Shan, C. & Mølmer, K. (2022). Microwave mode cooling and cavity quantum electrodynamics effects at room temperature with optically cooled nitrogen-vacancy center spins. npj Quantum Information, 8(1), Artikel 125. https://doi.org/10.1038/s41534-022-00642-z

Zhang, L., Walther, V., Mølmer, K. & Pohl, T. (2022). Photon-photon interactions in Rydberg-atom arrays. Quantum, 6. https://doi.org/10.22331/Q-2022-03-30-674

2021

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Bastarrachea Magnani, M. A., Camacho Guardian, A. & Bruun, G. (2021). Attractive and Repulsive Exciton-Polariton Interactions Mediated by an Electron Gas. Physical Review Letters, 126(12), Artikel 127405. https://doi.org/10.1103/PhysRevLett.126.127405

Bastarrachea Magnani, M. A., Thomsen, J., Camacho-Guardian, A. & Bruun, G. (2021). Polaritons in an Electron Gas- Quasiparticles and Landau Effective Interactions. Atoms, 9(4), Artikel 81. https://doi.org/10.3390/atoms9040081

Benseny, A. & Mølmer, K. (2021). Adiabatic theorem revisited: The unexpectedly good performance of adiabatic passage. Physical Review A, 103(6), Artikel 062215. https://doi.org/10.1103/PhysRevA.103.062215

Camacho Guardian, A., Bastarrachea Magnani, M. A. & Bruun, G. (2021). Mediated Interactions and Photon Bound States in an Exciton-Polariton Mixture. Physical Review Letters, 126(1), Artikel 017401. https://doi.org/10.1103/PhysRevLett.126.017401

Christensen, E. R., Camacho Guardian, A. & Bruun, G. (2021). Charged Polarons and Molecules in a Bose-Einstein Condensate. Physical Review Letters, 126(24), Artikel 243001. https://doi.org/10.1103/PhysRevLett.126.243001

Christensen, M. B., Vibel, T., Hilliard, A. J., Kruk, M. B., Pawłowski, K., Hryniuk, D., Rzążewski, K., Kristensen, M. & Arlt, J. J. (2021). Observation of Microcanonical Atom Number Fluctuations in a Bose-Einstein Condensate. Physical Review Letters, 126(15), Artikel 153601. https://doi.org/10.1103/PhysRevLett.126.153601

Debnath, K., Kiilerich, A. H. & Mølmer, K. (2021). Ancilla-mediated qubit readout and heralded entanglement between rare-earth dopant ions in crystals. Physical Review A, 103(4), Artikel 043705. https://doi.org/10.1103/PhysRevA.103.043705

Fritsche, I., Baroni, C., Dobler, E., Kirilov, E., Huang, B., Grimm, R., Bruun, G. M. & Massignan, P. (2021). Stability and breakdown of Fermi polarons in a strongly interacting Fermi-Bose mixture. Physical Review A, 103(5), Artikel 053314. https://doi.org/10.1103/PhysRevA.103.053314

Guenther, N-E., Schmidt, R., Bruun, G., Gurarie, V. & Massignan , P. (2021). Mobile impurity in a Bose-Einstein condensate and the orthogonality catastrophe. Physical Review A, 103(1), Artikel 013317 . https://doi.org/10.1103/PhysRevA.103.013317

Hansen, S. D., Nygaard, N. & Mølmer, K. (2021). Scattering of Matter Wave Solitons on Localized Potentials. Applied Sciences, 11(5), Artikel 2294. https://doi.org/10.3390/app11052294

Hüper, A., Pür, C., Hetzel, M., Geng, J., Peise, J., Kruse, I., Kristensen, M., Ertmer, W., Arlt, J. & Klempt, C. (2021). Number-resolved preparation of mesoscopic atomic ensembles. New Journal of Physics, 23(11), Artikel 113046. https://doi.org/10.1088/1367-2630/abd058

Jensen, J. H. M., Gajdacz, M., Ahmed, S. Z., Czarkowski, J. H., Weidner, C. A., Rafner, J. F., Sørensen, J. J. W. H., Mølmer, K. & Sherson, J. (2021). Crowdsourcing human common sense for quantum control. Physical Review Research , 3(1), Artikel 013057. https://doi.org/10.1103/PhysRevResearch.3.013057

Julku, A., Bruun, G. M. & Törmä, P. (2021). Excitations of a Bose-Einstein condensate and the quantum geometry of a flat band. Physical Review B, 104(14), Artikel 144507 . https://doi.org/10.1103/PhysRevB.104.144507

Julku, A., Bastarrachea-Magnani, M. A., Camacho-Guardian, A. & Bruun, G. M. (2021). Nonlinear optical response of resonantly driven polaron-polaritons. Physical Review B, 104(16), Artikel L161301. https://doi.org/10.1103/PhysRevB.104.L161301

Julku, A. J., Bruun, G. & Törma, P. (2021). Quantum Geometry and Flat Band Bose-Einstein Condensation. Physical Review Letters, 127(17), Artikel 170404. https://doi.org/10.1103/PhysRevLett.127.170404

Khanahmadi, M. & Mølmer, K. (2021). Guessing the outcome of separate and joint quantum measurements of noncommuting observables. Physical Review A, 104(2), Artikel 022204. https://doi.org/10.1103/PhysRevA.104.022204

Khanahmadi, M. & Mølmer, K. (2021). Time-dependent atomic magnetometry with a recurrent neural network. Physical Review A, 103(3), Artikel 032406 . https://doi.org/10.1103/PhysRevA.103.032406

Lemberger, B. & Mølmer, K. (2021). Radiation eigenmodes of Dicke superradiance. Physical Review A, 103(3), Artikel 033713. https://doi.org/10.1103/PhysRevA.103.033713

Madsen, C. N., Valdetaro, L. & Mølmer, K. (2021). Quantum estimation of a time-dependent perturbation. Physical Review A, 104(5), Artikel 052621. https://doi.org/10.1103/PhysRevA.104.052621

Nielsen, K. K., Bastarrachea-Magnani, M. A., Pohl, T. & Bruun, G. M. (2021). Spatial structure of magnetic polarons in strongly interacting antiferromagnets. Physical Review B, 104(15), Artikel 155136 . https://doi.org/10.1103/PhysRevB.104.155136

Pedersen, S. P. & Zinner, N. T. (2021). Lattice gauge theory and dynamical quantum phase transitions using noisy intermediate-scale quantum devices. Physical Review B, 103(23), Artikel 235103. https://doi.org/10.1103/PhysRevB.103.235103

Petrosyan, D. & Mølmer, K. (2021). Collective emission of photons from dense, dipole-dipole interacting atomic ensembles. Physical Review A, 103 (2), Artikel 023703. https://doi.org/10.1103/PhysRevA.103.023703

Pimenov, D., Camacho Guardian, A., Goldman, N., Massignan , P., Bruun, G. & Goldstein, M. (2021). Topological transport of mobile impurities. Physical Review B, 103(24), Artikel 245106. https://doi.org/10.1103/PhysRevB.103.245106

Rasmussen, S. E., Christensen, K. S., Pedersen, S. P., Kristensen, L. B., Bækkegaard, T., Loft, N. J. S. & Zinner, N. T. (2021). Superconducting Circuit Companion—an Introduction with Worked Examples. PRX Quantum, 2(4), Artikel 040204. https://doi.org/10.1103/PRXQuantum.2.040204

Skou, M. G., Skov, T. G., Jørgensen, N. B. & Arlt, J. J. (2021). Initial Dynamics of Quantum Impurities in a Bose–Einstein Condensate. Atoms, 9(2), Artikel 22. https://doi.org/10.3390/atoms9020022

Zhang, Y., Shan, C. & Mølmer, K. (2021). Ultranarrow Superradiant Lasing by Dark Atom-Photon Dressed States. Physical Review Letters, 126(12), Artikel 123602. https://doi.org/10.1103/PhysRevLett.126.123602

2020

Zhang, Y. X. & Mølmer, K. (2020). Subradiant Emission from Regular Atomic Arrays: Universal Scaling of Decay Rates from the Generalized Bloch Theorem. Physical Review Letters, 125(25), [253601]. https://doi.org/10.1103/PhysRevLett.125.253601
Walther, V., Grünwald, P. & Pohl, T. (2020). Controlling Exciton-Phonon Interactions via Electromagnetically Induced Transparency. Physical Review Letters, 125(17), [173601]. https://doi.org/10.1103/PhysRevLett.125.173601
Bayha, L., Holten, M., Klemt, R., Subramanian, K., Bjerlin, J., Reimann, S., Bruun, G., Preiss, P. & Jochim, S. (2020). Observing the emergence of a quantum phase transition shell by shell. Nature, 587, 583-587. https://doi.org/10.1038/s41586-020-2936-y
Chu, A., Will, J., Arlt, J., Klempt, C. & Rey, A. M. (2020). Simulation of XXZ Spin Models using Sideband Transitions in Trapped Bosonic Gases. Physical Review Letters, 125(24), [240504]. https://doi.org/10.1103/PhysRevLett.125.240504

Revideret 17.01.2023

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