PHZ3400 Sound: Difference between revisions

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(New page: ==Lattice vibrations: (classical) sound waves== ===Harmonic approximation: inter-atomic forces as springs=== ===One dimensional mono-atomic chain=== ===Sound waves - acoustic modes=== ...)
 
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==Lattice vibrations: (classical) sound waves==
==Harmonic approximation: inter-atomic forces as springs==


===Harmonic approximation: inter-atomic forces as springs===
==One dimensional mono-atomic chain==


===One dimensional mono-atomic chain===
==Sound waves - acoustic modes==


===Sound waves - acoustic modes===
==One dimensional diatomic chain: optical modes==
 
===One dimensional diatomic chain: optical modes===

Revision as of 19:52, 8 February 2009

Harmonic approximation: inter-atomic forces as springs

One dimensional mono-atomic chain

Sound waves - acoustic modes

One dimensional diatomic chain: optical modes