Shock model description of the interaction radiation pulse in nested wire array z-pinches - Ampleford, DJ; Jennings, CA; Lebedev, SV; Bland, SN; Cuneo, ME; Sinars, DB; Bott, SC; Hall, GN; Suzuki-Vidal, F; Palmer, JBA; Chittenden, JP (PHYSICS OF PLASMAS, 2012)