TY - JOUR KW - pfc AU - Zilong Chen AU - Justin Bohnet AU - S. Sankar AU - Jiayan Dai AU - James Thompson BT - Physical Review Letters DA - 2011-03 DO - 10.1103/PhysRevLett.106.133601 PY - 2011 EP - 133601 T2 - Physical Review Letters TI - Conditional Spin Squeezing of a Large Ensemble via the Vacuum Rabi Splitting VL - 106 SN - 0031-9007 ER -