TY - GEN AU - Valdrè,G AU - Moro,D AU - Lee,Dohyun AU - Smith,C G AU - Farrer,I AU - Ritchie,D A AU - Green,R T TI - Controlled positive and negative surface charge injection and erasure in a GaAs/AlGaAs based microdevice by scanning probe microscopy SN - 0957-4484 PY - 2012///1002 N1 - Publication Type: Journal Article UR - https://doi.org/10.1088/0957-4484/19/04/045304 ER -