Robust quantum state engineering through coherent localization in biased-coin quantum walks Helena Majury, Joelle Boutari, Elizabeth O’Sullivan, Alessandro Ferraro and Mauro Paternostro EPJ Quantum Technol., 5 1 (2018) 1 Published online: 05 January 2018 DOI: 10.1140/epjqt/s40507-017-0065-9