Timeline for What is a phonon?
Current License: CC BY-SA 3.0
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| Nov 23, 2016 at 16:17 | history | bounty ended | Emilio Pisanty | ||
| Nov 22, 2016 at 4:23 | comment | added | flippiefanus | The normal modes are not necessarily plane waves. It would depend on the specific system that is being considered. To get plane waves as the normal modes, one would need to assume that the crystal extends to infinity in all directions. | |
| Jan 9, 2015 at 17:33 | vote | accept | doetoe | ||
| Sep 26, 2013 at 23:49 | comment | added | Mark Mitchison | @Slaviks Right, but the key question (as I understand it) is whether the effective field theory approximates string theory or some deeper structure of the vacuum itself. Or something else :) | |
| Sep 26, 2013 at 23:46 | history | edited | Mark Mitchison | CC BY-SA 3.0 |
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| Sep 26, 2013 at 20:44 | comment | added | Slaviks | Great answer. But there are no reasons whatsoever beyond faith for SM to be any different from an effective field theory valid on a finite scale of log-energy. | |
| Sep 26, 2013 at 16:22 | history | wiki removed | David Z | ||
| Sep 26, 2013 at 15:21 | history | edited | Mark Mitchison | CC BY-SA 3.0 |
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| Sep 26, 2013 at 15:08 | history | edited | Mark Mitchison | CC BY-SA 3.0 |
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| Sep 26, 2013 at 14:48 | history | edited | Mark Mitchison | CC BY-SA 3.0 |
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| Sep 26, 2013 at 14:43 | history | edited | Mark Mitchison | CC BY-SA 3.0 |
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| Sep 25, 2013 at 23:05 | history | edited | Mark Mitchison | CC BY-SA 3.0 |
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| Sep 25, 2013 at 22:53 | history | edited | Mark Mitchison | CC BY-SA 3.0 |
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| Sep 25, 2013 at 22:05 | history | edited | Mark Mitchison | CC BY-SA 3.0 |
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| Sep 25, 2013 at 21:58 | history | edited | Mark Mitchison | CC BY-SA 3.0 |
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| Sep 25, 2013 at 21:50 | history | edited | Mark Mitchison | CC BY-SA 3.0 |
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| Sep 25, 2013 at 21:45 | history | edited | Mark Mitchison | CC BY-SA 3.0 |
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| Sep 25, 2013 at 21:39 | history | answered | Mark Mitchison | CC BY-SA 3.0 |