https://www.wolframalpha.com/input/?i=%28radius+of+the+observable+universe%29%2F%28Planck+length%29
(radius of the observable universe)/(Planck length) - Wolfram|Alpha
of theobservable universeplanck lengthradiuswolfram
https://infoproc.blogspot.com/2021/07/the-history-of-planck-length-and.html?m=1
Information Processing: The History of the Planck Length and the Madness of Crowds
I had forgotten about the 2005-06 email correspondence reproduced below, but my collaborator Xavier Calmet reminded me of it today and I was...
the history ofinformation processingplanck lengthmadnesscrowds
https://arxiv.org/abs/0704.1261
[0704.1261] Quantum-corrected black hole thermodynamics to all orders in the Planck length
Abstract page for arXiv paper 0704.1261: Quantum-corrected black hole thermodynamics to all orders in the Planck length
https://www.mpsd.mpg.de/events/9105/17181
Non-equilibrium phenomena at short length scales and in low dimensions | Max Planck Institute for...