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Schottky defect

American  
[shot-kee] / ˈʃɒt ki /

noun

Crystallography.
  1. an unoccupied position in a crystal lattice caused by the relocation of an atom or ion from the interior to the surface of the crystal.


Schottky defect British  
/ ˈʃɒtkɪ /

noun

  1. physics a crystal defect in which vacancies exist in the lattice

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Etymology

Origin of Schottky defect

Named after Walter Hans Schottky (1886–1976), German physicist, who described it