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Hawking Radiation as Tunneling
Firstly, I'm aware that Hawking radiation can be derived in the "normal" way using the Bogoliubov transformation. However, I was intrigued by the heuristic explanation in terms of tunneling. The ...
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What can tunnel through a graphene sheet?
In popularizations, people tunnel through walls or doors. But what can really tunnel through a graphene sheet without tearing it?
According to Wikipedia, a single layer of graphene absorbs 2.3 % ...
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Euclidean quantum gravity and gravitational instantons
I have some questions concerning the calculations made by Hawking in the 80-90's using Euclidean (canonical) quantum gravity on gravitational instantons. Were those tunnelings only between identical ...
