valence en el diccionario francés Oxford-Hachette

valence en el diccionario PONS

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Ejemplos monolingües (no verificados por la redacción de PONS)

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For example, positive and negative valence are indicated with smiling and frowning faces.
en.wikipedia.org
Typical houses in the row feature porches with hip roofs, wooden posts with chamfered and reeded details, lattice-shaped valences, and ornamental brackets.
en.wikipedia.org
Many copper chalcogenides are degenerate p-type semiconductors with relatively large numbers of holes in their valence band.
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The number of electrons in each element's electron shells, particularly the outermost valence shell, is the primary factor in determining its chemical bonding behavior.
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The outer valence electrons are more strongly attracted by the nucleus causing the observed increase in ionization potentials.
en.wikipedia.org
In many metals, however, the bands are neither electron-like nor hole-like, and often just called valence band as they are made of valence orbitals.
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An example: the carbon atom has a total of 6 electrons, 4 of them being valence electrons.
en.wikipedia.org
Other excitations rearrange the valence bonds, leading to low-energy excitations even for short-range bonds.
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In other words, donor impurities create states near the conduction band while acceptors create states near the valence band.
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The nitrogen atom has only 5 valence electrons and is therefore considered an electrophile.
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