Quantum Gravity II

Presentations

• Spacetime foam and the cosmological constant

  ORAL

  March 18, 2025, 1:45 PM – March 18, 2025, 1:57 PM

  Publication: Midisuperspace foam and the cosmological constant, Class. Quant. Grav. 39 (2021) 025012

  Presenters

  • Steven J Carlip

    University of California, Davis

  Authors

  • Steven J Carlip

    University of California, Davis

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• A statistical model for constantly accelerating observers outside a Schwarzschild black hole

  ORAL

  March 18, 2025, 1:57 PM – March 18, 2025, 2:09 PM

  Presenters

  • Seth A Major

    Hamilton College

  Authors

  • Seth A Major

    Hamilton College

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• Probing quantum gravity using precision primordial cosmology

  ORAL

  March 18, 2025, 2:09 PM – March 18, 2025, 2:21 PM

  Publication: - https://arxiv.org/abs/2405.03157 (Accepted by PRD)<br>- https://arxiv.org/abs/2410.11812 (Submitted)<br>- A paper on specific primordial features produced by a pre-inflationary epoch before Starobinsky inflation (Planned)

  Presenters

  • Mauricio Gamonal

    Pennsylvania State University

  Authors

  • Mauricio Gamonal

    Pennsylvania State University

  • Eugenio Bianchi

    Pennsylvania State University

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• Universal properties of the evolution of the Universe in modified loop quantum cosmology

  ORAL

  March 18, 2025, 2:21 PM – March 18, 2025, 2:33 PM

  Publication: Universe 10 (2024) 397; arXiv:2406.06745

  Presenters

  • Anzhong Wang

    Baylor University

  Authors

  • Anzhong Wang

    Baylor University

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• Inhomogeneous quantum state -- a "missing link" in the early universe?

  ORAL

  March 18, 2025, 2:33 PM – March 18, 2025, 2:45 PM

  Publication: [1] S. K. Modak, "Recent Efforts Towards Understanding the Early Universe from a Fundamental Quantum Perspective,'' J. Phys. Res. Edu. Vol 2, pp 16-35 (2024) <br>[2] D. S. Astilla, S. K. Modak and E. Salazar, "Anisotropic particle creation from $T-$vacuum in the radiation dominated universe,'' [arXiv:2312.17129 [gr-qc]] <br>[3] S. K. Modak, "Physical observers, T-vacuum and Unruh like effect in the radiation dominated early universe,'' JHEP 12, 031 (2020) <br>[4] S. K. Modak, "New geometric and field theoretic aspects of a radiation dominated universe,'' Phys. Rev. D 97, no.10, 105016 (2018).

  Presenters

  • Sujoy K. Modak

    California State Polytechnic University - Pomona

  Authors

  • Sujoy K. Modak

    California State Polytechnic University - Pomona

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• Method to Incorporate Black Hole Effects on the Power Spectrum in 3+1 Schwarzschild-de Sitter Spacetime

  ORAL

  March 18, 2025, 2:45 PM – March 18, 2025, 2:57 PM

  Presenters

  • Ian Marshall Newsome

    Wake Forest University

  Authors

  • Ian Marshall Newsome

    Wake Forest University

  • Silvia Pla

    Technische Universitat Munchen

  • Paul R Anderson

    Wake Forest University

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• Emergence of Gravitational Potential and Time Dilation from Non-interacting Systems Coupled to a Global Quantum Clock

  ORAL

  March 18, 2025, 2:57 PM – March 18, 2025, 3:09 PM

  Publication: Emergence of Gravitational Potential and Time Dilation from Non-interacting Systems Coupled to a Global Quantum Clock, https://arxiv.org/abs/2304.01263

  Presenters

  • Ashmeet Singh

    Whitman College

  Authors

  • Ashmeet Singh

    Whitman College

  • Oliver Friedrich

    Ludwig-Maximilians Universitat Munchen (LMU, Munich)

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• Abstract Withdrawn

  ORAL Withdrawn

  March 18, 2025, 3:09 PM – March 18, 2025, 3:21 PM

  View abstract →