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Scientific Publications
International Refereed Journals 

  1. Tzemos A.C., Contopoulos G. and Zanias F.: "Orbits in the integrable Hénon-Heiles systems", Physica Scripta, Vol. 100, 055233 (2025). URL 

  2. Contopoulos G., Tzemos A.C. and Zanias F.: "Integrals and chaos in generalized Hénon-Heiles Hamiltonians", Physica Scripta, Vol. 100, 045225 (2025). URL 

  3. Tzemos A.C. and Contopoulos G.: "A comparison between classical and Bohmian quantum chaos", Chaos Solitons and Fractals, Vol. 188, 115524 (2024) URL 

  4. G. Contopoulos and A.C. Tzemos.: "Classical and Bohmian Trajectories in Integrable and Nonintegrable Systems", Particles, Vol. 7, 1062, (2024). URL 

  5. Tzemos A.C. and Contopoulos G.: "Formal Integrals of Motion in Time Periodic Hamiltonian Systems", Maple Transactions Article 17296, (2024). URL 

  6. Tzemos A.C. and Contopoulos G.: "Dynamics of quantum observables and Born’s rule in Bohmian quantum
    mechanics"    , Chaos, Solitons and Fractals, Vol. 185, 115075, (2024).     URL 

  7. Harsoula M. and Tzemos A.C.: "The Building Blocks of the Spiral Arms in Galaxies", Journal of Vibration Testing and System Dynamics, Vol. 8, 155, (2024). URL 

  8. Tzemos A.C. and Contopoulos G.: "Order, Chaos and Born’s Distribution of Bohmian Particles", Particles, Vol. 6, 923, (2023). URL 

  9. Tzemos A.C. and Contopoulos G.:"Unstable Points, Ergodicity and Born’s Rule in 2d Bohmian Systems", Entropy, Vol. 25, 1089, (2023).  URL 

  10. Tzemos A.C. and Contopoulos G.: "Chaos and ergodicity in a partially integrable 3d Bohmian system: a comparison with 2d systems", Physica Scripta, Vol. 98, 065223, (2023).  URL 

  11. Contopoulos I., Tzemos A.C., Zanias F. and Contopoulos G.: “Interference with Non-Interacting Free Particles and a Special Type of Detectors", Particles, Vol. 6, 121, (2023). URL 

  12. Harsoula M., Efthymiopoulos C., Contopoulos G. and Tzemos A.C.: "Perturbed precessing ellipses as the building blocks of spiral arms in a barred galaxy with two pattern speeds", Astronomy and Astrophysics, Vol. 667, A33, (2022). URL 

  13. Tzemos A.C. and Contopoulos G.: “Born’s rule in multiqubit Bohmian systems", Chaos, Solitons and Fractals, Vol. 164, 112650, (2022). URL 

  14. Tzemos A.C. and Contopoulos G.: “Bohmian chaos in multinodal bound states", Foundations of Physics, Vol. 52, 85, (2022). URL 

  15. Tzemos A.C. and Contopoulos G.: “Bohmian quantum potential and chaos", Chaos, Solitons and Fractals, Vol. 160, 112151, (2022). URL 

  16. Tzemos A.C. and Contopoulos G.: “Chaos and ergodicity in entangled non-ideal Bohmian qubits", Chaos Solitons and Fractals, Vol. 156, 111827, (2022). URL 

  17. Tzemos A.C. and Contopoulos G.: “Ergodicity and Born’s rule in an entangled three-qubit Bohmian system”, Physical Review E, Vol. 104, 054211, (2021). URL 

  18. Tzemos A.C. and Contopoulos G.: “The role of  chaotic and ordered trajectories in establishing Born's rule”, Physica Scripta, Vol. 96, 065209, (2021). URL 

  19. Tzemos A.C. and Contopoulos G.: “Order and chaos in time periodic Hamiltonian systems'', Physica D, Vol. 419, 132847, (2021).  URL 

  20. Tzemos A.C. and Contopoulos G.: “Integrals of Motion in Time-periodic Hamiltonian Systems: The Case of the Mathieu Equation”, Regular and Chaotic Dynamics, Vol. 26, 1, 89, (2021).  URL 

  21. Tzemos A.C. and Contopoulos G.: “Ergodicity and Born’s rule in an entangled two-qubit Bohmian system”, Physical Review E, Vol. 102, 042205 (2020).  URL                                                                            

  22. Contopoulos G. and Tzemos A.C.: “Chaos in Bohmian Quantum Mechanics: A short review”, Regular and Chaotic Dynamics, Vol 25, 476 (2020).  URL

  23. Tzemos A.C. and Contopoulos G.: “Chaos and ergodicity in an entangled two-qubit Bohmian system”, Physica Scripta, Vol. 95, 065225, (2020).  URL

  24. Tzemos A.C., Contopoulos G. and Efthymiopoulos C.: “Bohmian trajectories in an entangled two-qubit system”, Physica Scripta, Vol. 94, 105218, (2019).  URL

  25. Tzemos A.C., Efthymiopoulos C. and Contopoulos G.: “Origin of chaos near three-dimensional quantum vortices: A general Bohmian theory”, Physical Review E, Vol. 97, 042201, (2018).  URL

  26. Tzemos A.C. and Contopoulos G.: “Integrals of motion in 3-d Bohmian Trajectories”, Athanasios C. Tzemos, George Contopoulos, Journal of Physics A, Vol. 51, Issue 7, (2018).  URL

  27. Contopoulos G., Tzemos A.C. and Efthymiopoulos C.: “Partial Integrability of 3-D Bohmian Trajectories”, Journal of Physics A, Vol. 50, Issue 19, (2017).  URL

  28. Efthymiopoulos C., Contopoulos G. and Tzemos A.C.: “Chaos in de Broglie - Bohm quantum mechanics and the dynamics of quantum relaxation”,  Ann. Fond.Louis De Broglie 42 133, France, (2017).

  29. Tzemos A.C., Contopoulos G. and Efthymiopoulos C.: “Origin of chaos in 3-d Bohmian trajectories”, Physics Letters A, Vol. 50., Issue 19 (2016).  URL

  30. Tzemos A.C. and Ghikas D.P.K.: “Dependence on state preparation of noise induced effects in multiqubit systems”, Physics Letters A, Vol 377, Issue 37, (2013).  URL

  31. Ghikas D.P.K. and Tzemos A.C.: “Stochastic anti-resonance in the time evolution of interacting qubits”, International Journal Of Quantum Information, Vol 10, No 2, (2012).  URL

PUBLICATIONS AND ANNOUNCEMENTS
IN REFEREED CONFERENCES

  1. A.C. Tzemos:"Ordered and Chaotic Bohmian Trajectories", in Chaos, Fractals and Complexity, T. Bountis et al. (eds), Springer, 71, (2023).

  2. A.C. Tzemos and G. Contopoulos:"Critical points and trajectories of the Bohmian quantum flow", Proceedings of the Maple Conference 2021, Maple Trans., Vol. 3, No. 2, Article 15546, (2023).

  3. A.C. Tzemos and G. Contopoulos: “Chaos in 2d Bohmian Trajectories", Proceedings of the Maple Conference 2021, Maple Trans., Vol. 2, No. 1, Article 14369, (2022).

  4. A.C. Tzemos: “Order and Chaos in Two Entangled Bohmian Qubits'' (Electronic Poster and Presentation), Virtual Bristol Quantum Information Technologies Workshop, Univeristy of Bristol, (2021). 

  5. A.C. Tzemos: “Born’s rule in the case of two entangled Bohmian qubits'' (Contributed Talk), 6th International Conference for Young Quantum Information Scientists, Michigan State University, (2021).

  6. A.C. Tzemos: “Chaos and entanglement in Bohmian Qubits”,  International Conference ``Quantum 2020'', (Electronic Poster and Presentation), (2020).

  7. A.C. Tzemos: “Order and Chaos in Bohmian Quantum Mechanics”, Proceedings of the 17th Panhellenic Conferences of the Hellenic Physical Society, Salonica, (2018).

  8. A.C. Tzemos: “The mechanism of chaos in 3-d Bohmian trajectories”, International School of Physics ”Enrico Fermi” on the foundations of Quantum Mechanics, Varenna-Lake Como, (Poster), (2016).

  9. A.C. Tzemos: “The quantum state”, Proceedings of the 16th Panhellenic Conferences of the Hellenic Physical Society, Aigina, (2016).

  10. Tzemos A.C. and Ghikas D.P.K.: “Noise Effects on Interacting Qubits”, 4th International Workshop on Statistical Mechanics and Dynamical Systems, Kritiki Estia, Athens, (Poster), (2014).

  11. Ghikas D.P.K., Tzemos A.C. and Stamatiou G.: “Systems of qubits in chaotic and noisy environments. Possible effects of the local environments on the quantum coherence properties”, Noise Information & Complexity at
    Quantum Scale, Ettore Majorana Centre, Erice, Sicily, (Poster), (2013).

PUBLICATIONS IN GREEK REFEREED VOLUMES

  1. G. Contopoulos, A.C. Tzemos: “The role of the potential in Bohmian Quantum Mechanics", New Developments in Astronomy 2021, RCAAM of the Academy of Athens.

  2. G. Contopoulos, A.C. Tzemos: “Orbits and integrals of motion in time periodic Hamiltonian systems", New Developments in Astronomy 2020, RCAAM of the Academy of Athens.

  3. G. Contopoulos, A.C. Tzemos and K. Zouloumi: “The emergence of chaos in Bohmian Quantum Mechanics” New Developments in Astronomy 2019, RCAAM of the Academy of Athens.

  4. G. Contopoulos, C. Efthymiopoulos and A.C. Tzemos: “The introduction of chaos in Quantum Mechanics.” New Developments in Astronomy 2017, RCAAM of the Academy of Athens.

CONTACT

A.C. Tzemos

Professor of Physics

 

E-mail:

thanasistzemos@gmail.com

 

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