Phase behaviour in complementary DNA-coated gold nanoparticles and fd-viruses mixtures: a numerical study Massimiliano Chiappini, Erika Eiser and Francesco Sciortino Eur. Phys. J. E, 40 1 (2017) 7 Published online: 24 January 2017 DOI: 10.1140/epje/i2017-11493-8