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Twisting of 2D kagomé sheets in layered intermetallics
Mekhola Sinha, Hector K. Vivanco, Cheng Wan +11
Chemical bonding in 2D layered materials and van der Waals solids is central to understanding and harnessing their unique electronic, magnetic, optical, thermal and superconducting…
Three-dimensional porous graphene networks expand graphene-based electronic device applications
Yoshikazu Ito, Yoichi Tanabe, Katsuaki Sugawara +5
Graphene with excellent 2D characters has been required to expand their potentials for meeting applicational demands in recent years. As one avenue, several approaches for fablicat…
Electric Properties of Dirac Fermions Captured into 3D Nanoporous Graphene Networks
Yoichi Tanabe, Yoshikazu Ito, Katsuaki Sugawara +12
Graphene, as a promising material of post-silicon electronics, opens a new paradigm for the novel electronic properties and device applications. On the other hand, the 2D feature o…
Valence band electronic structure evolution of graphene oxide upon thermal annealing for optoelectronics
Hisato Yamaguchi, Shuichi Ogawa, Daiki Watanabe +19
We report valence band electronic structure evolution of graphene oxide (GO) upon its thermal reduction. Degree of oxygen functionalization was controlled by annealing temperatures…
Reduced graphene oxide thin films as ultrabarriers for organic electronics
Hisato Yamaguchi, Jimmy Granstrom, Wanyi Nie +8
Encapsulation of electronic devices based on organic materials that are prone to degradation even under normal atmospheric conditions with hermetic barriers is crucial for increasi…
Enhanced Catalytic Activity in Strained Chemically Exfoliated WS2 Nanosheets for Hydrogen Evolution
Damien Voiry, Hisato Yamaguchi, Junwen Li +8
The ability to efficiently evolve hydrogen via electrocatalysis at low overpotentials holds tremendous promise for clean energy. Hydrogen evolution reaction (HER) can be easily ach…