Electric Properties of Dirac Fermions Captured into 3D Nanoporous Graphene Networks.

Tanabe, Yoichi; Ito, Yoshikazu; Sugawara, Katsuaki; Hojo, Daisuke; Koshino, Mikito; Fujita, Takeshi; Aida, Tsutomu; Xu, Xiandong et al. · Adv Mater · 2016

basic_science · Level V

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Abstract

Nanoporous graphene- based electric-double-layer transistors (EDLTs) are successfully fabricated. Transport measurements of the EDLTs demonstrate that the ambipolar electronic states of massless Dirac fermions with a high carrier mobility are well preserved in 3D nanoporous graphene along with anomalous nonlinear Hall resistance and exceptional transistor on/off ratio. This study may open a new avenue for device applications of graphene.