The Third Road to Quantum Gravity

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SUMMARY

The discussion centers on the potential impact of the Large Hadron Collider (LHC) in the search for Quantum Gravity (QG), particularly through the observation of micro black holes. This breakthrough could elevate Black Hole Thermodynamics as the leading approach, overshadowing string theory and Loop Quantum Gravity (LQG). Contributors highlight the computational implications of black holes as ultimate quantum computers, referencing Seth Lloyd's work and Lee Smolin's theories on black holes as sources of universes. The conversation also emphasizes the need for interdisciplinary recognition of QG concepts beyond traditional frameworks.

PREREQUISITES
  • Understanding of Quantum Gravity concepts
  • Familiarity with Black Hole Thermodynamics
  • Knowledge of String Theory and Loop Quantum Gravity (LQG)
  • Basic principles of category theory
NEXT STEPS
  • Research "Seth Lloyd's Computational Universe" and its implications for Quantum Gravity
  • Explore "Loop Quantum Gravity" and its intersections with string theory
  • Study "Higher Gauge Theory" by John Baez and Urs Schreiber
  • Investigate "Spin Foam Models for Quantum Gravity" by Alejandro Perez
USEFUL FOR

The discussion is beneficial for physicists, researchers in Quantum Gravity, and anyone interested in the intersection of computation and fundamental physics, particularly those exploring black hole physics and category theory.

  • #181
thanks Marcus- nice to see Max T pushing his IMNSHO very important Multiverse ideas further-
 
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  • #182
  • #183
Kea, is this of interest to "Third-roadies"?
Scott Morrison is an Australian who just did his PhD in Berkeley under Vaughn Jones.
http://arxiv.org/abs/0704.1503
It is about describing all representations of the Quantum Group SLn
and in particular he confirms a conjecture of Kim about the quantum
LieAlgebra sl4
He handles the problem catty-functishly.
He also cites Wikipedia articles in his PhD thesis bibliography which seems to me like an Australian thing to do. It struck me as good and cheerful work.
Greg Kuperberg supplied the problem (UC Davis is only 50 miles northwards up the pike). I would be pleased if you told me that Scott's thesis might be of some worldly (physical) good.
 
Last edited:
  • #184
marcus said:
I would be pleased if you told me that Scott's thesis might be of some worldly (physical) good.

Why, thanks, Marcus. Yes, I highly recommend Scott's work. Actually, I met Scott in Taipa in the north island last year. He came with Vaughn Jones and Mike Freedman and gang for a kiwi maths conference with a lot of quantum computation lectures. I learned a lot.

:smile:
 

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