All Stories

  1. Relativistic quantum information measures from unequal-time QFT correlation functions

    Article • Annals of Physics, October 2025, Elsevier

    Charis Anastopoulos

  2. Final states in quantum cosmology: Cosmic acceleration as a quantum postselection effect

    Article • Physical Review D, March 2025, American Physical Society (APS)

    Charis Anastopoulos

  3. Gravity-mediated decoherence

    Article • July 2024, American Physical Society (APS)

    Charis Anastopoulos

  4. The Laser Interferometer Space Antenna mission in Greece White Paper

    Article • International Journal of Modern Physics D, June 2024, World Scientific Pub Co Pte Lt

    Charis Anastopoulos

  5. Particle-field duality in QFT measurements

    Article • March 2024, American Physical Society (APS)

    Charis Anastopoulos

  6. Relativistic Time-of-Arrival Measurements: Predictions, Post-Selection and Causality Problems

    Article • Foundations, November 2023, MDPI AG

    Charis Anastopoulos

  7. Quantum Probabilities for the Causal Ordering of Events

    Article • Dynamics, October 2023, MDPI AG

    Charis Anastopoulos

  8. Quantum statistical mechanics near a black hole horizon

    Article • April 2023, American Physical Society (APS)

    Charis Anastopoulos

  9. Quantum field theory based quantum information: Measurements and correlations

    Article • Annals of Physics, January 2023, Elsevier

    Charis Anastopoulos

  10. Gravity, Quantum Fields and Quantum Information: Problems with Classical Channel and Stochastic Theories

    Article • Entropy, March 2022, MDPI AG

    Charis Anastopoulos

  11. Gravitational decoherence: A thematic overview

    Article • AVS Quantum Science, March 2022, American Vacuum Society

    Charis Anastopoulos

  12. Thermodynamics and phase transitions of black holes in contact with a gravitating heat bath

    Article • Classical and Quantum Gravity, September 2021, Institute of Physics Publishing

    Charis Anastopoulos

  13. Gravitational effects in macroscopic quantum systems: a first-principles analysis

    Article • Classical and Quantum Gravity, July 2021, Institute of Physics Publishing

    Charis Anastopoulos

  14. Mind–Body Interaction and Modern Physics

    Article • Foundations of Physics, May 2021, Springer Science + Business Media

    Charis Anastopoulos

  15. Gravitational decoherence of photons

    Article • Classical and Quantum Gravity, May 2021, Institute of Physics Publishing

    Charis Anastopoulos

  16. Classification theorem and properties of singular solutions to the Tolman-Oppenheimer-Volkoff equation

    Article • Classical and Quantum Gravity, January 2021, Institute of Physics Publishing

    Charis Anastopoulos

  17. Relativistic quantum thermodynamics of moving systems

    Article • October 2020, American Physical Society (APS)

    Charis Anastopoulos

  18. Quantum superposition of two gravitational cat states

    Article • Classical and Quantum Gravity, October 2020, Institute of Physics Publishing

    Charis Anastopoulos

  19. How black holes store information in high-order correlations

    Article • International Journal of Modern Physics D, July 2020, World Scientific Pub Co Pte Lt

    Charis Anastopoulos

  20. Multi-time measurements in Hawking radiation: information at higher-order correlations

    Article • Classical and Quantum Gravity, December 2019, Institute of Physics Publishing

    Charis Anastopoulos

  21. Time of arrival and localization of relativistic particles

    Article • Journal of Mathematical Physics, March 2019, American Institute of Physics

    Charis Anastopoulos, Dr Charis Anastopoulos, Konstantina Savvidou

  22. Decays of Unstable Quantum Systems

    Article • International Journal of Theoretical Physics, December 2018, Springer Science + Business Media

    Charis Anastopoulos

  23. Equivalence principle for quantum systems: dephasing and phase shift of free-falling particles

    Article • Classical and Quantum Gravity, January 2018, Institute of Physics Publishing

    Charis Anastopoulos

  24. Path of a tunneling particle

    Article • May 2017, American Physical Society (APS)

    Charis Anastopoulos

  25. Time-of-arrival correlations

    Article • March 2017, American Physical Society (APS)

    Charis Anastopoulos

  26. Non-Markovian time evolution of an accelerated qubit

    Article • January 2017, American Physical Society (APS)

    Charis Anastopoulos

  27. Probing a gravitational cat state: Experimental Possibilities

    Article • Journal of Physics Conference Series, March 2016, Institute of Physics Publishing

    Charis Anastopoulos

  28. The thermodynamics of a black hole in equilibrium implies the breakdown of Einstein equations on a macroscopic near-horizon shell

    Article • Journal of High Energy Physics, January 2016, Springer Science + Business Media

    Charis Anastopoulos

  29. Probing a gravitational cat state

    Article • Classical and Quantum Gravity, July 2015, Institute of Physics Publishing

    Dr Charis Anastopoulos, Charis Anastopoulos

  30. Real-time particle-detection probabilities in accelerated macroscopic detectors

    Article • General Relativity and Gravitation, December 2014, Springer Science + Business Media

    Charis Anastopoulos

  31. Problems with the Newton–Schrödinger equations

    Article • New Journal of Physics, August 2014, Institute of Physics Publishing

    Dr Charis Anastopoulos, Charis Anastopoulos

  32. The thermodynamics of self-gravitating systems in equilibrium is holographic

    Article • Classical and Quantum Gravity, February 2014, Institute of Physics Publishing

    Dr Charis Anastopoulos, Charis Anastopoulos

  33. Quantum temporal probabilities in tunneling systems

    Article • Annals of Physics, September 2013, Elsevier

    Dr Charis Anastopoulos, Charis Anastopoulos

  34. A master equation for gravitational decoherence: probing the textures of spacetime

    Article • Classical and Quantum Gravity, July 2013, Institute of Physics Publishing

    Charis Anastopoulos

  35. Time-of-arrival probabilities for general particle detectors

    Article • Physical Review A, July 2012, American Physical Society (APS)

    Dr Charis Anastopoulos, Charis Anastopoulos

  36. Non-Markovian dynamics and entanglement of two-level atoms in a common field

    Article • Journal of Physics A Mathematical and Theoretical, January 2012, Institute of Physics Publishing

    Dr Charis Anastopoulos, Charis Anastopoulos

  37. Coherences of accelerated detectors and the local character of the Unruh effect

    Article • Journal of Mathematical Physics, January 2012, American Institute of Physics

    Dr Charis Anastopoulos, Charis Anastopoulos

  38. Entropy of singularities in self-gravitating radiation

    Article • Classical and Quantum Gravity, December 2011, Institute of Physics Publishing

    Dr Charis Anastopoulos, Charis Anastopoulos

  39. Consistent thermodynamics for spin echoes

    Article • Physical Review E, February 2011, American Physical Society (APS)

    Dr Charis Anastopoulos, Charis Anastopoulos

  40. Generalized uncertainty relations and entanglement dynamics in quantum Brownian motion models

    Article • Physical Review A, October 2010, American Physical Society (APS)

    Charis Anastopoulos

  41. The rotating-wave approximation: consistency and applicability from an open quantum system analysis

    Article • Journal of Physics A Mathematical and Theoretical, September 2010, Institute of Physics Publishing

    Dr Charis Anastopoulos, Charis Anastopoulos

  42. Non-Markovian entanglement dynamics of two qubits interacting with a common electromagnetic field

    Article • Quantum Information Processing, October 2009, Springer Science + Business Media

    Charis Anastopoulos

  43. Gravitational backreaction in cosmological spacetimes

    Article • Physical Review D, April 2009, American Physical Society (APS)

    Dr Charis Anastopoulos, Charis Anastopoulos

  44. Intrinsic and fundamental decoherence: issues and problems

    Article • Classical and Quantum Gravity, July 2008, Institute of Physics Publishing

    Charis Anastopoulos

  45. Time-of-arrival probabilities and quantum measurements. II. Application to tunneling times

    Article • Journal of Mathematical Physics, February 2008, American Institute of Physics

    Dr Charis Anastopoulos, Charis Anastopoulos

  46. Time-of-arrival probabilities and quantum measurements. III. Decay of unstable states

    Article • Journal of Mathematical Physics, February 2008, American Institute of Physics

    Dr Charis Anastopoulos, Charis Anastopoulos

  47. Decoherence in quantum gravity: issues and critiques

    Article • Journal of Physics Conference Series, May 2007, Institute of Physics Publishing

    Charis Anastopoulos

  48. Quantum probabilities for time-extended alternatives

    Article • Journal of Mathematical Physics, March 2007, American Institute of Physics

    Dr Charis Anastopoulos, Charis Anastopoulos

  49. Time-of-arrival probabilities and quantum measurements

    Article • Journal of Mathematical Physics, December 2006, American Institute of Physics

    Dr Charis Anastopoulos, Charis Anastopoulos

  50. Classical Versus Quantum Probability in Sequential Measurements

    Article • Foundations of Physics, November 2006, Springer Science + Business Media

    Dr Charis Anastopoulos, Charis Anastopoulos

  51. Glafka 2004: Some Remarks on the Role of Complex Numbers in Quantum Theory

    Article • International Journal of Theoretical Physics, September 2006, Springer Science + Business Media

    Dr Charis Anastopoulos, Charis Anastopoulos

  52. Quantum probabilities versus event frequencies

    Article • Brazilian Journal of Physics, June 2005, FapUNIFESP (SciELO)

    Dr Charis Anastopoulos, Charis Anastopoulos

  53. Minisuperspace models in histories theory

    Article • Classical and Quantum Gravity, April 2005, Institute of Physics Publishing

    Dr Charis Anastopoulos, Charis Anastopoulos

  54. Non-Markovian qubit dynamics in a thermal field bath: Relaxation, decoherence, and entanglement

    Article • Physical Review A, February 2005, American Physical Society (APS)

    Charis Anastopoulos

  55. On the relation between quantum mechanical probabilities and event frequencies

    Article • Annals of Physics, October 2004, Elsevier

    Dr Charis Anastopoulos, Charis Anastopoulos

  56. Generalized coherent states for spinning relativistic particles

    Article • Journal of Physics A General Physics, August 2004, Institute of Physics Publishing

    Dr Charis Anastopoulos, Charis Anastopoulos

  57. SPIN-STATISTICS THEOREM AND GEOMETRIC QUANTIZATION

    Article • International Journal of Modern Physics A, February 2004, World Scientific Pub Co Pte Lt

    Dr Charis Anastopoulos, Charis Anastopoulos

  58. The role of phase space geometry in Heisenberg’s uncertainty relation

    Article • Annals of Physics, November 2003, Elsevier

    Dr Charis Anastopoulos, Charis Anastopoulos

  59. Quantum processes on phase space

    Article • Annals of Physics, February 2003, Elsevier

    Dr Charis Anastopoulos, Charis Anastopoulos

  60. Article • International Journal of Theoretical Physics, January 2003, Springer Science + Business Media

    Charis Anastopoulos

  61. Article • International Journal of Theoretical Physics, January 2002, Springer Science + Business Media

    Charis Anastopoulos

  62. Article • International Journal of Theoretical Physics, January 2002, Springer Science + Business Media

    Charis Anastopoulos

  63. Continuous-time histories: Observables, probabilities, phase space structure and the classical limit

    Article • Journal of Mathematical Physics, August 2001, American Institute of Physics

    Dr Charis Anastopoulos, Charis Anastopoulos

  64. Quantum correlation functions and the classical limit

    Article • Physical Review D, May 2001, American Physical Society (APS)

    Dr Charis Anastopoulos, Charis Anastopoulos

  65. Article • Foundations of Physics, January 2001, Springer Science + Business Media

    Charis Anastopoulos

  66. Two-level atom-field interaction: Exact master equations for non-Markovian dynamics, decoherence, and relaxation

    Article • Physical Review A, August 2000, American Physical Society (APS)

    Dr Charis Anastopoulos, Charis Anastopoulos

  67. Histories quantization of parameterized systems: I. Development of a general algorithm

    Article • Classical and Quantum Gravity, June 2000, Institute of Physics Publishing

    Charis Anastopoulos

  68. Article • International Journal of Theoretical Physics, January 1999, Springer Science + Business Media

    Charis Anastopoulos

  69. Information measures and classicality in quantum mechanics

    Article • Physical Review D, December 1998, American Physical Society (APS)

    Dr Charis Anastopoulos, Charis Anastopoulos

  70. Nonequilibrium quantum electrodynamics

    Article • Physical Review D, October 1998, American Physical Society (APS)

    Dr Charis Anastopoulos, Charis Anastopoulos

  71. Article • International Journal of Theoretical Physics, January 1998, Springer Science + Business Media

    Charis Anastopoulos

  72. n-particle sector of field theory as a quantum open system

    Article • Physical Review D, November 1997, American Physical Society (APS)

    Charis Anastopoulos

  73. Coarse grainings and irreversibility in quantum field theory

    Article • Physical Review D, July 1997, American Physical Society (APS)

    Charis Anastopoulos

  74. Quantum theory of nonrelativistic particles interacting with gravity

    Article • Physical Review D, July 1996, American Physical Society (APS)

    Charis Anastopoulos

  75. Decoherence and classical predictability of phase-space histories

    Article • May 1996, American Physical Society (APS)

    Charis Anastopoulos

  76. Generalized uncertainty relations and long-time limits for quantum Brownian motion models

    Article • June 1995, American Physical Society (APS)

    Charis Anastopoulos