What is Einstein relation?

The relation D = μkT/q that links the diffusion coefficient D and mobility μ of carriers. It shows that materials with higher mobility also allow faster diffusion.

Field: Semiconductor physics

Einstein relation in the explanations

Questions that mention Einstein relation (1)

  1. Which is the Einstein relation between the diffusion coefficient D and the mobility μ of carriers? (k: Boltzmann constant, T: absolute temperature, q: elementary charge)

Related terms

Mobility Acceptor Auger recombination Band gap Degenerate semiconductor Diffusion length Donor Effective mass Electron affinity Fermi level

Back to the glossary