Theory of the half-filled Landau level

Abstract

A recent theory of a compressible Fermi-liquid like state at Landau level filling factors $\nu =1/q$ or $1-1/q$, $q$ even, is reviewed, with emphasis on the basic physical concepts.

arXiv commentlatex, 17 pages, pub as Semicon. Sci. Tech. 9, 1859 (1994).

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