Authors: Grigore A Timco; Stefano Carretta; Filippo Troiani; Floriana Tuna; Robin J Pritchard; Christopher A Muryn; Eric J L McInnes; Alberto Ghirri; Andrea Candini; Paolo Santini; Giuseppe Amoretti; Marco Affronte; Richard E P Winpenny Journal: Nat Nanotechnol Date: 2009-02-01 Impact factor: 39.213