“wiedemann”

The following 2 entries include the term wiedemann.

Wiedemann effect

noun

: twisting of a ferromagnetic rod due to the joint action of a longitudinal current in the rod and a longitudinal magnetic field compare magnetostriction

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Wiedemann-Franz law

noun

: a statement in physics: at a given temperature the ratio of the thermal to the electrical conductivity has nearly the same value for most metals and approximately is proportioned to the absolute temperature of the metal

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  • any of a genus helianthus especially h annuus of new world composite plants with large yellow rayed flower heads bearing edible seeds that yield an edible oil
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