Probing two-subband systems in a quantizing magnetic field with non-equilibrium phonons
published by Mikhail Portnoi
in 2003
in Physics
and research's language is
English
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Abstract in English
We propose to use phonon absorption spectroscopy to study many-body gaps and phases of two-subband heterostructures in the quantum Hall regime. Implications of the spin-orbit interaction for phonon absorption in this system are considered.