Investigation of a 5 kJ conical Z-pinch discharge Mohamed E. Abdel-kader, Mohamed A. Abd Al-Halim, Azza M. Shagar and Ali H. Saudy Eur. Phys. J. D, 68 6 (2014) 160 Published online: 23 June 2014 DOI: 10.1140/epjd/e2014-50099-1