Publications and Pre-prints

1. Theory of parametric resonance for discrete time crystals in fully connected spin-cavity systems, R. D. Jara Jr., D. F. Salinel,  J. G. Cosme, Physical Review A 109, 042212, (2024). [arXiv]

2. Dissipationless Counterflow Currents above Tc in Bilayer Superconductors, G. Homann, M. H. Michael, J. G. Cosme, L. Mathey, Physical Review Letters 132, 096002, (2024). [arXiv]

3. Bridging closed and dissipative discrete time crystals in spin systems with infinite-range interactions,  J. G. Cosme, J. Skulte, L. Mathey, Physical Review B 108, 024302, (2023). [arXiv]

4. Condensate formation in a dark state of a driven atom-cavity system, J. Skulte, P. Kongkhambut, S. Rao, L. Mathey, H. Keßler, A. Hemmerich, J. G. Cosme, Physical Review Letters 130, 163603, (2023). [arXiv]

5. Parametric control of Meissner screening in light-driven superconductors, G. Homann, J. G. Cosme, L. Mathey, New Journal of Physics 24, 113007, (2022). [arXiv]

6. Observation of a continuous time crystal, P. Kongkhambut, J. Skulte, L. Mathey, J. G. Cosme, A. Hemmerich, H. Keßler, Science 377, 6606, (2022). [arXiv]

• News articles and interviews:

"Researchers observe continuous time crystal" (Phys.org)

"A new kind of time crystal has been created and lasts 10 milliseconds" (NewScientist)

7. Dissipative time crystal in an atom-cavity system: Influence of trap and competing interactions, R. J. L. Tuquero, J. Skulte, L. Mathey, J. G. Cosme,  Physical Review A 105, 043311, (2022). [arXiv]

8. Terahertz amplifiers based on gain reflectivity in cuprate superconductors, G. Homann, J. G. Cosme, L. Mathey, Physical Review Research 4, 013181, (2022). [arXiv]

9. Realization of a periodically driven open three-level Dicke model, P. Kongkhambut, H. Keßler, J. Skulte, L. Mathey, J. G. Cosme, A. Hemmerich, Physical Review Letters 127, 253601, (2021). [arXiv]

10. Parametrically driven dissipative three-level Dicke model, J. Skulte, P. Kongkhambut, H. Keßler, A. Hemmerich, L. Mathey, J. G. Cosme, Physical Review A 104, 063705, (2021). [arXiv]

11. Vortex and soliton dynamics in particle-hole symmetric superfluids, J. Skulte, L. Broers, J. G. Cosme, L. Mathey, Physical Review Research 3, 043109, (2021). [arXiv]

12. Observation of a dissipative time crystal, H. Keßler, P. Kongkhambut, C. Georges, L. Mathey, J. G. Cosme, A. Hemmerich, Physical Review Letters 127, 043602, (2021). "Editors' Suggestion" [arXiv] 

• Commentary articles:

"Time crystals in Open Systems" by Z. Gong and M. Ueda

"Quantum time crystals open up" by P. Ball

• News articles and interviews:

"The first experimental realization of a dissipative time crystal" (Phys.org)

"Zu verrückt, um falsch zu sein" (Die Zeit)

"Auf den Spuren von Raum und Zeit" (Forschung und Lehre)

13. Higgs-mediated enhancement of interlayer transport in high-Tc superconductors, G. Homann, J. G. Cosme, J. Okamoto, L. Mathey, Physical Review B 103 (22), 224503, (2021). [arXiv]

14. Dynamical density wave order in an atom-cavity system, Ch. Georges, J. G. Cosme, H. Keßler, L. Mathey, A. Hemmerich, New Journal of Physics 23, 023003, (2021). [arXiv]

15. Higgs time crystal in a high-Tc superconductor, G. Homann, J. G. Cosme, L. Mathey, Physical Review Research 2, 043214, (2020). [arXiv]

• Press coverage:

"Time for a new state of matter in high-temperature superconductors" (Phys.org)

16. From a continuous to a discrete time crystal in a dissipative atom-cavity system, H. Keßler, J. G. Cosme, C. Georges, L. Mathey, A. Hemmerich, New Journal of Physics 22 (8), 085002, (2020). [arXiv]

17. Time crystals in a shaken atom-cavity system, J. G. Cosme, J. Skulte, L. Mathey, Physical Review A 100, 053615, (2019). [arXiv]

18. Emergent limit cycles and time crystal dynamics in an atom-cavity system, H. Keßler, J. G. Cosme, M. Hemmerling, L. Mathey, A. Hemmerich, Physical Review A 99, 053605, (2019). [arXiv]

19. Light-induced coherence in an atom-cavity system, Ch. Georges, J. G. Cosme, L. Mathey, A. Hemmerich, Physical Review Letters 121, 220405, (2018). [arXiv]

20. Dynamical Control of Order in a Cavity-BEC System, J. G. Cosme, Ch. Georges, A. Hemmerich, L. Mathey, Physical Review Letters 121, 153001, (2018). [arXiv]

• Press coverage:

"Disrupting crystalline order to restore superfluidity" (Phys.org)

21. Hierarchical relaxation dynamics in a tilted two-band Bose-Hubbard model, J. G. Cosme, Physical Review A 97, 043610, (2018). [arXiv]

22. Interaction blockade for bosons in an asymmetric double well, J. G. Cosme, M. F. Andersen, J. Brand, Physical Review A 96, 013616, (2017). [arXiv]

23. Center-of-mass motion as a sensitive convergence test for variational multi-mode quantum dynamics, J. G. Cosme, C. Weiss, J. Brand, Physical Review A 94, 043603, (2016). [arXiv]

24. Relaxation dynamics of ultracold bosons in a double-well potential: Thermalization and prethermalization in a nearly integrable model, J. G. Cosme, O. Fialko, Physical Review A 92, 033607, (2015). [arXiv]

25. Thermalization in closed quantum systems: Semiclassical approach, J. G. Cosme, O. Fialko, Physical Review A 90, 053602, (2014). [arXiv]