Area D: Pushing the limits of quantum cooperativity
Summary of the area
The projects of Area D target to identify the foundational principles of quantum cooperative behavior. The purpose is to set the ground for a comprehensive theory that will permit to define what is quantum cooperativity in its generality, when a physical system can exhibit quantum cooperativity, how cooperativity can be designed, and which experimental setups are most promising for observing quantum cooperative behavior at the mesoscopic scale. The quantum cooperative dynamics, which are the platforms of these theoretical studies include superradiance, quantum synchronization, and quantum critical behavior in driven-dissipative systems. Projects in area D serve as pathfinder beyond the first funding period, both for exploring future experimental situations and setups, where novel cooperative effects may be prepared and studied, but also for guiding the eye for future theory projects and a more complete embedding of cooperativity in the framework of complex open manybody systems.
Projects
- D01 – Cooperative effects in coupled quantum emitter systems
- D02 – Spatio-temporal structures in interacting spin systems
- D03 – Competing interactions in strongly correlated light-matter assemblies
- D04 – Synchronising quantum spins with long-range dissipation
- D05 – Quantum Cooperativity and Synchronization
- D06 – Entangling collective behavior of quantum materials and quantum light
Publications
2025
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 Quantum-critical and dynamical properties of the XXZ bilayer with long-range interactions
 In: Physical Review B 111 (2025), Article No.: 024409
 ISSN: 0163-1829
 DOI: 10.1103/PhysRevB.111.024409
2024
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 Monte Carlo Based Techniques for Quantum Magnets with Long-Range Interactions
 In: Entropy 26 (2024), p. 401
 ISSN: 1099-4300
 DOI: 10.3390/e26050401
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 Order-by-disorder in the antiferromagnetic J1-J2-J3 transverse-field Ising model on the ruby lattice
 In: Physical Review Research 6 (2024), Article No.: 033339
 ISSN: 2643-1564
 DOI: 10.1103/PhysRevResearch.6.033339
2023
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 Continuously varying critical exponents in long-range quantum spin ladders
 In: SciPost Physics 15 (2023), Article No.: 087
 ISSN: 2542-4653
 DOI: 10.21468/SciPostPhys.15.3.087
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 Linear optical elements based on cooperative subwavelength emitter arrays
 In: Optics Express 31 (2023), p. 6003-6026
 ISSN: 1094-4087
 DOI: 10.1364/OE.476830
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 Theory of phase-adaptive parametric cooling
 In: Physical Review A 107 (2023), Article No.: 053521
 ISSN: 1050-2947
 DOI: 10.1103/PhysRevA.107.053521
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 Projective cluster-additive transformation for quantum lattice models
 In: SciPost Physics 15 (2023), Article No.: 097
 ISSN: 2542-4653
 DOI: 10.21468/SciPostPhys.15.3.097
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 Cavity-mediated thermal control of metal-to-insulator transition in 1T-TaS2
 In: Nature 622 (2023), p. 487-492
 ISSN: 0028-0836
 DOI: 10.1038/s41586-023-06596-2
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 Vertex-Based Diagrammatic Treatment of Light-Matter-Coupled Systems
 In: Physical Review Letters 130 (2023), Article No.: 036901
 ISSN: 0031-9007
 DOI: 10.1103/PhysRevLett.130.036901
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 Systematic analysis of crystalline phases in bosonic lattice models with algebraically decaying density-density interactions
 In: SciPost Physics 14 (2023), Article No.: 136
 ISSN: 2542-4653
 DOI: 10.21468/SciPostPhys.14.5.136
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 Series expansions in closed and open quantum many-body systems with multiple quasiparticle types
 In: Physical Review A 108 (2023), Article No.: 013323
 ISSN: 1050-2947
 DOI: 10.1103/PhysRevA.108.013323
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 Control of Yu-Shiba-Rusinov States through a Bosonic Mode
 In: Physical Review Letters 130 (2023), Article No.: 106905
 ISSN: 0031-9007
 DOI: 10.1103/PhysRevLett.130.106905
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 Classical phase synchronization in dissipative non-Hermitian coupled systems
 In: Physical Review A 108 (2023), Article No.: 023721
 ISSN: 1050-2947
 DOI: 10.1103/PhysRevA.108.023721
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 Rise and fall of entanglement between two qubits in a non-Markovian bath
 In: Physical Review A 108 (2023), Article No.: 032205
 ISSN: 1050-2947
 DOI: 10.1103/PhysRevA.108.032205
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 Crafting the dynamical structure of synchronization by harnessing bosonic multilevel cavity QED
 In: Physical Review Research 5 (2023), Article No.: 023112
 ISSN: 2643-1564
 DOI: 10.1103/PhysRevResearch.5.023112
2022
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 Bond order via cavity-mediated interactions
 In: Physical Review B 106 (2022), Article No.: 075137
 ISSN: 0163-1829
 DOI: 10.1103/PhysRevB.106.075137
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 Lindblad Master Equations for Quantum Systems Coupled to Dissipative Bosonic Modes
 In: Physical Review Letters 129 (2022), Article No.: 063601
 ISSN: 0031-9007
 DOI: 10.1103/PhysRevLett.129.063601
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 Resonant light enhances phase coherence in a cavity QED simulator of fermionic superfluidity
 In: Physical Review Research 4 (2022), Article No.: L042032
 ISSN: 2643-1564
 DOI: 10.1103/PhysRevResearch.4.L042032
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 Quantum phases of dipolar bosons in one-dimensional optical lattices
 In: Physical Review B 106 (2022), Article No.: 035144
 ISSN: 0163-1829
 DOI: 10.1103/PhysRevB.106.035144
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 Quantum memory at an eigenstate phase transition in a weakly chaotic model
 In: Physical Review A 106 (2022), Article No.: 012206
 ISSN: 1050-2947
 DOI: 10.1103/PhysRevA.106.012206
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 Scaling at quantum phase transitions above the upper critical dimension
 In: SciPost Physics 13 (2022), Article No.: 088
 ISSN: 2542-4653
 DOI: 10.21468/SciPostPhys.13.4.088
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 Dynamical mean-field study of a photon-mediated ferroelectric phase transition
 In: Physical Review B 106 (2022)
 ISSN: 0163-1829
 DOI: 10.1103/PhysRevB.106.245124
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 Effective theory of lattice electrons strongly coupled to quantum electromagnetic fields
 In: Physical Review B 105 (2022), Article No.: 165121
 ISSN: 0163-1829
 DOI: 10.1103/PhysRevB.105.165121
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 Universality Class of Ising Critical States with Long-Range Losses
 In: Physical Review Letters 129 (2022), Article No.: 050603
 ISSN: 0031-9007
 DOI: 10.1103/PhysRevLett.129.050603
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 Dynamical phase transitions in the collisionless pre-thermal states of isolated quantum systems: Theory and experiments
 In: Reports on Progress in Physics 85 (2022), Article No.: 116001
 ISSN: 0034-4885
 DOI: 10.1088/1361-6633/ac906c
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 Reservoir-engineering shortcuts to adiabaticity
 In: Physical Review Research 4 (2022), Article No.: 033005
 ISSN: 2643-1564
 DOI: 10.1103/PhysRevResearch.4.033005
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 Entanglement in the quantum Game of Life
 In: Physical Review A 105 (2022), Article No.: 012416
 ISSN: 1050-2947
 DOI: 10.1103/PhysRevA.105.012416
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 Cooperative Quantum Phenomena in Light-Matter Platforms
 In: PRX Quantum 3 (2022)
 ISSN: 2691-3399
 DOI: 10.1103/PRXQuantum.3.010201
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 Quantum phase transitions in the K-layer Ising toric code
 In: Physical Review B 105 (2022)
 ISSN: 0163-1829
 DOI: 10.1103/PhysRevB.105.184425
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 Dynamical scaling of correlations generated by short- and long-range dissipation
 In: Physical Review B 105 (2022), Article No.: 184305
 ISSN: 0163-1829
 DOI: 10.1103/PhysRevB.105.184305
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 Correlation engineering via nonlocal dissipation
 In: Physical Review Research 4 (2022), Article No.: 013089
 ISSN: 2643-1564
 DOI: 10.1103/PhysRevResearch.4.013089
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 Quantum Critical Behavior of Entanglement in Lattice Bosons with Cavity-Mediated Long-Range Interactions
 In: Physical Review Letters 129 (2022), Article No.: 143001
 ISSN: 0031-9007
 DOI: 10.1103/PhysRevLett.129.143001
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 Kinetically Constrained Quantum Dynamics in Superconducting Circuits
 In: PRX Quantum 3 (2022), Article No.: 020346
 ISSN: 2691-3399
 DOI: 10.1103/PRXQuantum.3.020346
2021
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 Interplay of periodic dynamics and noise: Insights from a simple adaptive system
 In: Physical Review E 104 (2021)
 ISSN: 2470-0045
 DOI: 10.1103/PhysRevE.104.054215
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 Perturbation theory of nearly spherical dielectric optical resonators
 In: Physical Review A 104 (2021)
 ISSN: 1050-2947
 DOI: 10.1103/PhysRevA.104.023516
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 Effect of Active Photons on Dynamical Frustration in Cavity QED
 In: Physical Review Letters 126 (2021), Article No.: 133603
 ISSN: 0031-9007
 DOI: 10.1103/PhysRevLett.126.133603
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 Stroboscopic aliasing in long-range interacting quantum systems
 In: SciPost Physics Core 4 (2021), Article No.: 021
 ISSN: 2666-9366
 DOI: 10.21468/SciPostPhysCore.4.3.021
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 Quantum-critical properties of the long-range transverse-field Ising model from quantum Monte Carlo simulations
 In: Physical Review B 103 (2021)
 ISSN: 0163-1829
 DOI: 10.1103/PhysRevB.103.245135
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 Ergodicity breaking with long-range cavity-induced quasiperiodic interactions
 In: Physical Review B 103 (2021), Article No.: 174208
 ISSN: 0163-1829
 DOI: 10.1103/PhysRevB.103.174208
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 High-order series expansion of non-Hermitian quantum spin models
 In: Physical Review B 104 (2021), Article No.: 195137
 ISSN: 0163-1829
 DOI: 10.1103/PhysRevB.104.195137
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 Retrieval of single photons from solid-state quantum transducers
 In: Physical Review A 104 (2021), Article No.: 062607
 ISSN: 1050-2947
 DOI: 10.1103/PhysRevA.104.062607
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 Molecular polaritonics in dense mesoscopic disordered ensembles
 In: Physical Review Research 3 (2021)
 ISSN: 2643-1564
 DOI: 10.1103/PhysRevResearch.3.033141

