Enhancing synchronization in chaotic oscillators by induced heterogeneity Ranjib Banerjee, Bidesh K. Bera, Dibakar Ghosh and Syamal Kumar Dana Eur. Phys. J. Special Topics, 226 9 (2017) 1893-1902 Published online: 21 June 2017 DOI: 10.1140/epjst/e2017-70027-9