TY - JOUR AU - Dinis Vizcaíno, Luis Ignacio AU - González Herrera, Elvira María AU - Anguita, J. V. AU - Parrondo, J. M. R. AU - Vicent López, José Luis PY - 2007 DO - 10.1103/PhysRevB.76.212507 SN - 1098-0121 UR - https://hdl.handle.net/20.500.14352/52060 T2 - Physical review B AB - A collective mechanism for current reversal in superconducting vortex ratchets is proposed. The mechanism is based on a two-dimensional instability of the ground state (T=0) of the system. We illustrate our results with numerical simulations and... LA - eng PB - American Physical Society KW - Superconducting Films KW - Brownian Motors KW - Molecular Motors KW - Regular Array KW - Magnetic Dots KW - Vortex KW - Motion TI - Current reversal in collective ratchets induced by lattice instability TY - journal article VL - 76 ER -