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Results tagged with vacuum
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user 14207
A region of space devoid of any fluid molecules resulting in a zero pressure in ideal cases. In practice, even space has a small but finite number of molecules. In QFT, it signifies the ground state devoid of excitations/particles.
3
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2
answers
641
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Effect of spacetime curvature on the sea of virtual particles
Does the nature of the assortment of virtual particles depend upon the warping of spacetime in a direct manner ?
- 423
3
votes
1
answer
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The vacuum as trigger
Do the apperance in the atomic nucleus of virtual matter-antimatter particle pairs play a role in the random nature of radioactive decay?
- 423
2
votes
0
answers
391
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Gravitation and the QFT vacuum
The question here is as to why the activity of the vacuum cannot be imagined as having some sort of baseline and the gravitational force having some origin in this baseline. … Is it just that it is impossible to say anything meaningful about gradings in the living vacuum, and that such hypothetical gradings, however dynamically conjured, could not ever come to mimic aspects …
- 423
5
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answers
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Who first realized the uncertainty principle allows for virtual particle pair production?
For all I've read about Quantum Field Theory I've never seen the concept of the living vacuum accredited to someone in particular. …
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