Can Spin Foam Model of LQG Survive High-Energy Particles?

In summary, the conversation discusses the possibility of the spin foam model of LQG surviving a particle of 10-20 Mev passing through it. It is suggested that if the model is accurate, the particle would be viewed as a wave propagating through the foam. The concept of spacetime being resilient and able to accommodate transactions without violating causality is also mentioned. Overall, the conversation highlights the malleability of spacetime and the potential for it to be affected by external factors.
  • #1

wolram

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It may be a simplistic question, but i wondered if the spin foam model
of LQG could survive a particle of 10-20 Mev ripping through its matrics.
 
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  • #2
wolram said:
It may be a simplistic question, but i wondered if the spin foam model
of LQG could survive a particle of 10-20 Mev ripping through its matrics.

Surely if the spin-foam model is accurate (and remember, it is mostly used at present as a form of path integral), then the zipping macroscopically envisioned particle would be when viewed microscopically some kind of wave propagating zig-zag fashion through the foam. Particles after all would be in the foam not somehow or other prior to it.
 
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  • #3
Thanks for reply SelfAdjoint.

It may sound strange that space time could be harmed in any way,
but as far as i know everything in nature is degradable, in one way
or another, so is ST indestructible?
 
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  • #4
I prefer a different analogy. Spacetime is malleable, but resilient. It accommodates any transaction that does not violate causality [e.g., the laws of thermodynamics].
 

1. What is the Spin Foam Model of LQG?

The Spin Foam Model is a mathematical framework used to describe the behavior of spacetime at the quantum level. It is part of the Loop Quantum Gravity (LQG) theory, which aims to reconcile Einstein's theory of General Relativity with quantum mechanics.

2. How does the Spin Foam Model address high-energy particles?

The Spin Foam Model takes into account the effects of high-energy particles by incorporating them into its calculations. This means that it can be used to study the behavior of spacetime at extremely small scales, where the effects of quantum gravity become significant.

3. Can the Spin Foam Model of LQG survive high-energy particles?

There is currently no definitive answer to this question, as the Spin Foam Model is still a theoretical framework and has not been extensively tested. However, some researchers believe that it has the potential to successfully describe the behavior of spacetime at high energies.

4. What challenges does the Spin Foam Model face in regards to high-energy particles?

One of the main challenges for the Spin Foam Model is to incorporate the effects of high-energy particles in a consistent way. This requires a deeper understanding of how these particles interact with spacetime at the quantum level.

5. Are there any experimental results that support the Spin Foam Model's ability to survive high-energy particles?

Currently, there are no experimental results that directly support the Spin Foam Model's ability to survive high-energy particles. However, some of its predictions have been tested in other areas of physics, such as black hole thermodynamics, and have been found to be consistent with observations.

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