Chemically etched modulation in wire radius for wire array Z-pinch perturbation studies - Jones,B; Deeney,C; McKenney,JL; Garrity,JE; Lobley,DK; Martin,KL; Griego,AE; Ramacciotti,JP; Bland,SN; Lebedev,SV; Bott,SC; Ampleford,DJ; et al. (REVIEW OF SCIENTIFIC INSTRUMENTS, 2004)