TY - JOUR PB - American Physical Society ID - 10.1103/PhysRevFocus.3.20 TI - Atomic Steps in Motion JF - Physical Review Focus JA - Phys. Rev. Focus J1 - FOCUS VL - 3 IS - SP - 20 EP - PY - 1999/04/01/ UR - http://link.aps.org/doi/10.1103/PhysRevFocus.3.20 A1 - Daukantas, Patricia ER -