TY - JOUR AU - Newbury, Nathan AU - Myatt, C AU - Cornell, Eric AU - Wieman, C C2 - Physical Review Letters DA - 1995-01-01 00:01:00 LA - en M1 - 74 PB - Physical Review Letters PY - 1995 TI - Gravitational Sisyphus cooling of 87Rb in a magnetic trap ER -