Sep 9, 2015 · But current physics is incomplete when it comes to quantum gravity, so there are speculative frameworks in which Planck-scale phenomena are meaningful. In loop quantum gravity, …

Aug 17, 2022 · I'd like to understand how gravity does not combine with quantum mechanics. At least there is no accepted theory of quantum gravity, so I assume it is not...

Mar 16, 2025 · The discussion revolves around the key questions and challenges in understanding quantum gravity, particularly focusing on the merging of general relativity (GR) and quantum …

Feb 6, 2019 · The discussion centers on the current status of Loop Quantum Gravity (LQG), exploring its successes, failures, and open questions. Participants examine the potential of LQG to integrate with …

Dec 25, 2023 · The discussion revolves around Jonathan Oppenheim's proposal of a "postquantum theory of classical gravity," exploring its implications for existing theories of gravity and the nature of …

Aug 24, 2024 · Familiarity with loop quantum gravity concepts and the significance of quantum geometry. Knowledge of bimetric gravity and its implications in theoretical physics. Basic grasp of …

Aug 3, 2020 · A new preprint establishes that almost all models implementing loop quantum gravity violate the principle of general covariance, and can only satisfy a more limited condition. Is this the …

Oct 15, 2003 · Join expert and advanced topics on beyond the standard model of physics. This includes professionally researched theories like strings, branes, and LQG. Mainstream physics only.

Jan 1, 2005 · This discussion centers on memorable quotes related to Quantum Theory of Gravity, featuring notable figures such as Richard Feynman and Niels Bohr. Key quotes include Feynman's …

Sep 12, 2017 · This is the beginning of a series that gives an introduction to perturbative quantum field theory (pQFT) on Lorentzian spacetime backgrounds