. . . . . . . . . . . . . . . . "http://www.iso.org/iso/catalogue_detail?csnumber=31895"^^ . . "\u03B5\u0305" . . "http://www.answers.com/topic/energy-imparted"^^ . . . . . . . . . . . . . . . . "The \"Mean Energy Imparted\", is the average energy imparted to irradiated matter." . . . . . "Mean Energy Imparted"@en . . . . . . "To the matter in a given domain, \\(\\bar{\\varepsilon} = R_{in} - R_{out} + \\sum Q\\), where \\(R_{in}\\) is the radiant energy of all those charged and uncharged ionizing particles that enter the domain, \\(R_{out}\\) is the radiant energy of all those charged and uncharged ionizing particles that leave the domain, and \\(\\sum Q\\) is the sum of all changes of the rest energy of nuclei and elementary particles that occur in that domain."^^ . . . . . . . .