TY - JOUR T1 - Switching between attractive and repulsive Coulomb-interaction-mediated drag in an ambipolar GaAs/AlGaAs bilayer device JO - Applied Physics Letters UR - http://eprints.whiterose.ac.uk/122282/ PY - 2016/02/09 AU - Zheng B AU - Croxall AF AU - Waldie J AU - Das Gupta K AU - Sfigakis F AU - Farrer I AU - Beere HE AU - Ritchie DA ED - DO - DOI: 10.1063/1.4941760 VL - 108 IS - 6 Y2 - 2024/09/20 ER -