CVD graphene sheets interlayed by ~10 nm Al2O3 layers. Figure from the paper by You-Chia Chang et al, Nature Communications 7 (2016) Hyperbolic graphene metamaterial with the period of ~10 nm built and experimentally characterised.
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You-Chia Chang et al, "Realization of mid-infrared graphene hyperbolic metamaterials", Nature Communications 7 (2016)
A crucial step towards the practical realisation of exciting graphene-based devices, including the waveguide modulator using multilayer graphene metamaterials.
More details in
You-Chia Chang et al, "Realization of mid-infrared graphene hyperbolic metamaterials", Nature Communications 7 (2016)
A crucial step towards the practical realisation of exciting graphene-based devices, including the waveguide modulator using multilayer graphene metamaterials.
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