Monolingual examples (not verified by PONS Editors)

English
If the photon's energy is greater than the substance's work function, photoelectric emission occurs and the electron is liberated from the surface.
en.wikipedia.org
The electric potential outside each material is controlled by its work function, and so dissimilar metals can show an electric potential difference even at equilibrium.
en.wikipedia.org
Chemical potential of electrons in solids is closely related to the concepts of work function, fermi level, electronegativity, and ionization potential.
en.wikipedia.org

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