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epitaxy

American  
[ep-i-tak-see] / ˈɛp ɪˌtæk si /

noun

Crystallography.
epitaxies plural
  1. epitaxis.


epitaxy British  
/ ˌɛpɪˈtæksɪəl, ˈɛpɪˌtæksɪ /

noun

  1. the growth of a thin layer on the surface of a crystal so that the layer has the same structure as the underlying crystal

"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

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noun

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

"Rather than ion implantation, molecular beam epitaxy was used to precisely incorporate gallium atoms into the germanium's crystal lattice," says Julian Steele, a physicist at the University of Queensland and a co-author of the study.

From Science Daily • Oct. 30, 2025

"Using epitaxy -- growing thin crystal layers -- means we can finally achieve the structural precision needed to understand and control how superconductivity emerges in these materials."

From Science Daily • Oct. 30, 2025

To date, epitaxy research has focused on growing one layer of material onto another, and the two materials have the same crystal orientation at the interface.

From Science Daily • Jan. 24, 2024

IQE, established in the 1980s, produces a type of epitaxy wafer in Newport which is a vital component of compound semiconductors.

From BBC • May 26, 2022

Another researcher, Alfred Cho, uses a process called molecular-beam epitaxy to tailor-make new semiconducting and optical materials by spraying wafers with thin layers of atoms or molecules.

From Time Magazine Archive

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