Fractional topological insulators
Fractional topological insulators
Fractional topological insulators
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Possible flat band energies in the Kagome model<br />
D. Green, L. Santos, and C. Chamon, PRB 2010<br />
E = −2g<br />
E =+2g<br />
E =0<br />
Flat very bottom band<br />
Flat very top band<br />
φ ± =2π n ±<br />
φ ± = π (2n ± + 1)<br />
Flat middle band φ + + φ − = π (mod 2π)<br />
Thursday, March 22, 2012