TY - RPRT TI - Interferometry below the standard quantum limit with Bose-Einstein condensates. AU - J A Dunningham AU - K Burnett AU - Stephen M Barnett PY - 2002 DO - 10.1103/physrevlett.89.150401 UR - https://pubmed.ncbi.nlm.nih.gov/12365974/ ID - 12365974 ER -