Large cyclotron-resonance line splitting of two-dimensional electrons in AlGaN/GaN and AlGaAs/GaAs heterostructures

Large cyclotron-resonance line splitting of two-dimensional electrons in AlGaN/GaN and AlGaAs/GaAs heterostructures
S. Syed, Y. J. Wang, H. L. Stormer, M. J. Manfra, L. N. Pfeiffer, K. W. West, and R. Molnar.. International Journal of Modern Physics B 18 27, 3761-3768 [PDF]