TY - JOUR PB - American Physical Society ID - 10.1103/Physics.2.22 TI - Attractive vortices JF - Physics JA - Physics J1 - PHYSICS VL - 2 IS - SP - 22 EP - PY - 2009/03/16/ UR - http://link.aps.org/doi/10.1103/Physics.2.22 A1 - Brandt, Ernst Helmut AU - Zhou, Shi-Ping ER -