paper

Chiral Topological Insulator on Nambu 3-Algebraic Geometry

arXiv:1403.7816 · doi:10.1016/j.nuclphysb.2014.07.005

Abstract

Chiral topological insulator (AIII-class) with Landau levels is constructed based on the Nambu 3-algebraic geometry. We clarify the geometric origin of the chiral symmetry of the AIII-class topological insulator in the context of non-commutative geometry of 4D quantum Hall effect. The many-body groundstate wavefunction is explicitly derived as a Laughlin-Halperin type wavefunction with unique -matrix structure. Fundamental excitation is identified with anyonic string-like object with fractional charge . The Hall effect of the chiral topological insulators turns out be a color version of Hall effect, which exhibits a dual property of the Hall and spin-Hall effects.

6 pages, 1 figure, published version

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