# Wiedemann – Franz Law

Wiedemann – Franz Law Wiedemann – Franz Law is the law which relates the thermal conductivity (k) and the electrical conductivity (σ) of a material which consists of somewhat freely moving electrons in it. Thermal Conductivity (k): It is the degree of capacity of a material to conduct heat. Electrical Conductivity (σ): It is the Read more about Wiedemann – Franz Law[…]