Speakur

Word Pronunciation & Dictionary

f-center

Word Rarity Uncommon

Frequency: Zipf frequency 4.83 in modern English

Syllables
f--cen-ter
IPA
12
Scrabble Score
7
Letters
4
Syllables
6
Unique Chars

Meaning

noun

A type of point defect in crystals where an anion (negative ion) vacancy in the lattice traps one or more electrons, creating a localized site that absorbs specific wavelengths of light, thereby coloring the typically transparent material (e.g. the yellowing of NaCl due to trapped electrons in missing chloride sites); defects that form due to irradiation (e.g. X-rays), heat, or alkali metal vapor treatment and can be removed by annealing.

Example Sentences

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Etymology

F (from German Farbe, from Farbzentrum) + center.

Inflected Forms

F-centers (plural)

Synonyms

Farbe center color center

Questions

What does f-center mean?
A type of point defect in crystals where an anion (negative ion) vacancy in the lattice traps one or more electrons, creating a localized site that absorbs specific wavelengths of light, thereby coloring the typically transparent material (e.g. the yellowing of NaCl due to trapped electrons in missing chloride sites); defects that form due to irradiation (e.g. X-rays), heat, or alkali metal vapor treatment and can be removed by annealing.
Where does f-center come from?
F (from German Farbe, from Farbzentrum) + center.

How to pronounce f-center

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