TY - JOUR T1 - Magnetic-field-induced indirect gap in a modulation-doped quantum well JO - Physical Review Letters PY - 1991/08/12 AU - Whittaker DM AU - Fisher TA AU - Simmonds PE AU - Skolnick MS AU - Smith RS ED - DO - DOI: 10.1103/physrevlett.67.887 PB - American Physical Society (APS) VL - 67 IS - 7 SP - 887 EP - 890 Y2 - 2024/12/22 ER -