Publications

1. Realization of a chiral photonic-crystal cavity with broken time-reversal symmetry, K. M Kulkarni, H. Xu, F. Tay, G. M. Rodriguez-Barrios, D. Kim, A. Alabastri, V. Rokaj, C. B. Dag, A. Baydin, J. Kono. arXiv:2509.14366 (2025).

2. Cavity-mediated collective resonant suppression of local molecular vibrations,

V. Rokaj, I. Tutunnikov, H. R. Sadeghpour. The Journal of Physical Chemistry Letters 16 (25), 6249-6258 (2025).

3. Terahertz chiral photonic-crystal cavities for Dirac gap engineering in graphene,  F. Tay, S. Sanders, A. Baydin, Z. Song, D. M. Welakuh, A. Alabastri, V. Rokaj, C. B. Dag, J. Kono. Nature Communications 16, 5270 (2025) 

4. Dynamical generation and transfer of nonclassical states in strongly interacting light-matter systems in cavities, I. Tutunnikov, V. Rokaj, J. Cao, H. R. Sadeghpour. Quantum Science and Technology 10 (2), 025002 (2025).

5. Nonperturbative mass renormalization effects in nonrelativistic quantum electrodynamics, D. M. Welakuh, V. Rokaj, M. Ruggenthaler, A. Rubio. Physical Review Research 7 (1), 013093 (2025).

1. Multiphoton-dressed Rydberg excitations in a microwave cavity with ultracold Rb atoms, J. D. Massayuki Kondo, S. T. Rittenhouse, D. V. Magalhaes, V. Rokaj, S. I. Mistakidis, H. R. Sadeghpour, L. G. Marcassa, Physical Review A 110 (6), L061301 (2024).

2. Engineering topology in graphene with chiral cavities, C. B. Dag, V. Rokaj, Physical Review B 110 (12), L121101 (2024) [Editors' Suggestion].

3. Testing the renormalization of the von Klitzing constant by cavity vacuum fields, J. Enkner, L. Graziotto, F. Appugliese, V. Rokaj, J. Wang, M. Ruggenthaler, C. Reichl, W. Wegscheider, A. Rubio, J. Faist, Phys. Rev. X 14, 021038 (2024). 

1. Weakened topological protection of the quantum Hall effect in a cavity, V. Rokaj, J. Wang, J. Sous, M. Penz, M. Ruggenthaler, A. Rubio, Physical Review Letters 131 (19), 196602 (2023).

2. Polaritonic ultracold reactions: cavity controlled molecular photoassociation,     V Rokaj, SI Mistakidis, HR Sadeghpour, arXiv:2311.02497 (2023).

3. Cavity Induced Collective Behavior in the Polaritonic Ground State, V. Rokaj, S. I. Mistakidis, H. R. Sadeghpour, SciPost Physics 14 (167) (2023).

4. Class of distorted Landau levels and Hall phases in a two-dimensional electron gas subject to an inhomogeneous magnetic field, D Sidler, V Rokaj, M Ruggenthaler, A Rubio, Physical Review Research 4 (4), 043059 (2022).

5. Polaritonic Hofstadter butterfly and cavity-control of the quantized Hall conductance, V. Rokaj, M. Penz, M. A. Sentef, M. Ruggenthaler, A. Rubio, Phys. Rev. B 105, 205424

6. Free electron gas in cavity quantum electrodynamics, V. Rokaj, M. Ruggenthaler, F. G. Eich, A. Rubio, Phys. Rev. Research 4 (1), 013012 (2022)

7. Condensed Matter Systems in Cavity Quantum Electrodynamics, V. Rokaj, arXiv:2201.01331, (2021) [PhD Thesis]. 

8. Relevance of the quadratic diamagnetic and self-polarization terms in cavity quantum electrodynamics, C. Schäfer, M. Ruggenthaler, V. Rokaj, A. Rubio, ACS Photonics 7 (4), 975-990 (2020). 

9. Quantum Electrodynamical Bloch Theory with Homogeneous Magnetic Fields, V. Rokaj, M. Penz, M. A. Sentef, M. Ruggenthaler, A. Rubio, Physical Review Letters 123 (4), 047202 (2019).

10. Light–matter interaction in the long-wavelength limit: no ground-state without dipole self-energy, V. Rokaj, D. M. Welakuh, M. Ruggenthaler, A. Rubio, Journal of Physics B: Atomic, Molecular and Optical Physics 51 (3), 034005 (2018). 

11. Comment on and Erratum:“Relation between Poisson and Schrödinger equations”[Am. J. Phys. 80, 715–719 (2012)], V. Rokaj, F. K. Diakonos, G. González, American Journal of Physics 82 (8), 802-803 (2014).