A new hyperchaotic map and its application for image encryption Hayder Natiq, N. M. G. Al-Saidi, M. R. M. Said and Adem Kilicman Eur. Phys. J. Plus, 133 1 (2018) 6 Published online: 09 January 2018 DOI: 10.1140/epjp/i2018-11834-2