Quantum mechanics
Bell nonlocality and entanglement in many-body systems
Quantum metrology
Matter-wave interferometry with Bose-Einstein condensates
Atom-light interferometry with BEC's in optical cavities
2025
1) Inherent quantum resources in stationary spin chains
M Płodzień, J Chwedeńczuk, M Lewenstein
Physical Review A 111, 012417 (2025)
2) Limits to Velocity of Signal Propagation in Many-Body Systems: A Quantum Information Perspective
Piotr Wysocki and Jan Chwedeńczuk
Phys. Rev. Lett. 134, 020201 (2025)
3) Engineering interactions by collective coupling of atom pairs to cavity photons for entanglement generation
S Sharma, J Chwedeńczuk, T Wasak
Phys. Rev. Research 7, L012038 2025)
4) Many-body quantum resources of graph states
M Płodzień, M Lewenstein, J Chwedeńczuk
Rep. Prog. Phys. 88, 077601 (2025 )
5) Transfer of quantum-enhanced information through a many-body system
Piotr Wysocki, Marcin Płodzień and Jan Chwedeńczuk
Phys. Rev. Phys. Rev. A 112, 052443 2025)
2024
1) Generation of scalable many-body Bell correlations in spin chains with short-range two-body interactions
M PłMarcin Płodzień, Tomasz Wasak, Emilia Witkowska, Maciej Lewenstein, and Jan Chwedeńczuk
Phys. Rev. Research 6, 023050 (2024)
2) Bell correlations of a thermal fully connected spin chain in the vicinity of a quantum critical point
Danish Ali Hamza and Jan Chwedeńczuk
Phys. Rev. A 110, 012210 (2024)
3) Entanglement classification and non-𝑘-separability certification via Greenberger-Horne-Zeilinger-class fidelity
Marcin Płodzień, Jan Chwedeńczuk, Maciej Lewenstein, and Grzegorz Rajchel-Mieldzioć
Phys. Rev. A 110, 032428 (2024)