##  [Phonon](/index.php/phonon) 

  ##  [Phonon](https://natural.quantumdictionary.io/phonon-0) 

  

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**Natural & Formal Sciences Dictionary**

 







 

 

 

 



 

 

 

 

Definition

A phonon is a quantized collective excitation of atoms in a periodic solid that represents normal modes of lattice vibration; it is a bosonic quasiparticle used to describe vibrational energy, heat transport and lattice dynamics.