3 papers
gr-qc2025
Quantum Oppenheimer-Snyder black hole evaporation and its fate
Hongwei Tan, Kui Xiao, Rong-zhen Guo +1
In this paper, we investigate the evaporation of the quantum Oppenheimer-Snyder black hole. Within a semiclassical framework, we compute the energy emission of Hawking radiation by…
gr-qc2025
Null infinity as Chern-Simons theories and its quantization
Hongwei Tan, Kui Xiao, Shoucheng Wang
This paper studies the quantization of the future null infinity () of an asymptotically flat spacetime. Based on the observation by Ashtekar and Speziale that $\math…
gr-qc2025
Massive particles tunneling from quantum Oppenheimer-Snyder black holes and black hole entropy
Hongwei Tan, Kui Xiao
In this paper, we investigate the tunneling process of massive scalar particles from a quantum Oppenheimer-Snyder black hole using the tunneling approach proposed by Parikh and Wil…