TY - JOUR AU - Kevin Wright AU - Anand Ramanathan AU - Sergio Muniz AU - Wendell Hill AU - Kristian Helmerson AU - William Phillips AU - Gretchen Campbell AU - Christopher Lobb C2 - Physical Review Letters DA - 2011-03-28 DO - https://doi.org/10.1103/PhysRevLett.106.130401 LA - en M1 - 106 PB - Physical Review Letters PY - 2011 TI - Superflow in a Toroidal Bose-Einstein Condensate: An Atom Circuit with a Tunable Weak Link ER -