An Etymological Dictionary of Astronomy and Astrophysics

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فرهنگ ریشه‌شناختی اخترشناسی-اخترفیزیک

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deuterium enrichment factor
  کروند ِ پرداری ِ دوتریوم  
karvand-e pordâri-ye doteriom
Fr.: facteur d'enrichissement en deutérium  

The ratio between the D/H value in → water and in → molecular hydrogen, as expressed by:
f = [(1/2)HDO/H2O]/[(1/2)HD/H2] = (D/H)H2O/(D/H)H2.

When f> 1, there is → deuterium enrichment.

See also: → deuterium; → enrichment; → factor.