title: Electromagnetic energy flux vector for a dispersive linear medium.
abstract: The electromagnetic energy flux vector in a dispersive linear medium is derived from energy conservation and microscopic quantum electrodynamics and is found to be of the Umov form as the product of an electromagnetic energy density and a velocity vector.
authors.affiliation: AMSRD-AMR-WS-ST, USA RDECOM, Redstone Arsenal, Alabama 35898.
authors.forename: Michael E
authors.initials: ME
authors.lastname: Crenshaw
authors.forename: Neset
authors.initials: N
authors.lastname: Akozbek