TY - JOUR PB - American Physical Society ID - 10.1103/PhysRevFocus.17.9 TI - Off the Wall JF - Physical Review Focus JA - Phys. Rev. Focus J1 - FOCUS VL - 17 IS - SP - 9 EP - PY - 2006/03/09/ UR - http://link.aps.org/doi/10.1103/PhysRevFocus.17.9 A1 - Monroe, Don ER -