Measurements of Relative Phase in Two-Component Bose-Einstein Condensates

JILA, Joint Institute for Laboratory Astrophysics, University of Colorado, 440 UCB, Boulder, CO 80309-0440, USA

National Institute of Standards and Technology, 100 Bureau Drive, Stop 1070, Gaithersburg, MD 20899-1070, USA

Department of Physics, University of Colorado, Boulder, Colorado 80309-0440, USA

JILA, Joint Institute for Laboratory Astrophysics, University of Colorado, 440 UCB, Boulder, CO 80309-0440, USA

JILA, Joint Institute for Laboratory Astrophysics, University of Colorado, 440 UCB, Boulder, CO 80309-0440, USA

JILA, Joint Institute for Laboratory Astrophysics, University of Colorado, 440 UCB, Boulder, CO 80309-0440, USA

National Institute of Standards and Technology, 100 Bureau Drive, Stop 1070, Gaithersburg, MD 20899-1070, USA

Department of Physics, University of Colorado, Boulder, Colorado 80309-0440, USA

Quantum Physics Division, National Institute of Standards and Technology.