TY - JOUR PB - American Physical Society ID - 10.1103/Physics.2.31 TI - A new phase for ytterbium atoms JF - Physics JA - Physics J1 - PHYSICS VL - 2 IS - SP - 31 EP - PY - 2009/04/20/ UR - http://link.aps.org/doi/10.1103/Physics.2.31 A1 - Moritz, Henning AU - Esslinger, Tilman ER -