Reconstruction of the Quantum Hall Edge
arXiv:cond-mat/9709339 · doi:10.1016/S1386-9477(97)00008-8
Abstract
The sharp ν=1 quantum Hall edge present for hard confinement is shown to have two modes that go soft as the confining potential softens. This signals a second order transition to a reconstructed edge that is either a depolarized spin-texture edge or a polarized charge density wave edge.
6 pages, 4 figures, to be published in the proceedings of the workshop on ``Novel Physics in Low-Dimensional Electron Systems'' held in Dresden, Physica E