. "http://www.electropedia.org/iev/iev.nsf/display?openform&ievref=121-11-64"^^ . . . "\\(\\textit{Volumic Electromagnetic Energy}\\), also known as the \\(\\textit{Electromagnetic Energy Density}\\), is the energy associated with an electromagnetic field, per unit volume of the field."^^ . . . "\\(w\\)"^^ . "Volumic Electromagnetic Energy"@en . . . . . "http://www.iso.org/iso/home/store/catalogue_tc/catalogue_detail.htm?csnumber=31891"^^ . . "\\(w = (1/2) ( \\mathbf{E} \\cdot \\mathbf{D} + \\mathbf{B} \\cdot \\mathbf{H})\\), where \\(\\mathbf{E}\\) is electric field strength, \\(\\mathbf{D}\\) is electric flux density, \\(\\mathbf{M}\\) is magnetic flux density, and \\(\\mathbf{H}\\) is magnetic field strength."^^ .