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cond-mat.mes-hall2020
Realization of 5 h/e^2 with graphene quantum Hall resistance array
Jaesung Park, Wan-Seop Kim, Dong-Hun Chae
We report on realization of 10 quantum Hall devices in series fabricated using epitaxial graphene on silicon carbide. Precision measurements with a resistance bridge indicates that…
cond-mat.mes-hall2017★ 2 cited
Asymmetric Electron-Hole Decoherence in Ion-Gated Epitaxial Graphene
Kil-Joon Min, Jaesung Park, Wan-Seop Kim +1
We report on asymmetric electron-hole decoherence in epitaxial graphene gated by an ionic liquid. The observed negative magnetoresistance near zero magnetic field for different gat…