Magnetoplasma oscillations in a GaAs AIGaAs heterostructure
Govorkov S. A. , Reznikov M. I., Senichkin A. P., Tal'yanskii V. I.
Magnetoplasma oscillations have been observed in a 2D electron channel in a GaAs-AlGaAs heterostructure. Oscillations of this nature have been observed previously in 2D channels only at the surface of liquid helium.