Browsing School of Engineering by Subject "active metasurface"

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    • Electrically defined topological interface states of graphene surface plasmons based on a gate-tunable quantum Bragg grating 
      Fan, Zhiyuan; Dutta-Gupta, Shourya; Gladstone, Ran; Trendafilov, Simeon; Bosch, Melissa; Jung, Minwoo; Iyer, Ganjigunte R. Swathi; Giles, Alexander J.; Shcherbakov, Maxim; Feigelson, Boris; Caldwell, Joshua D.; Allen, Monica; Allen, Jeffery; Shvets, Gennady (Nanophotonics, 2019-08)
      A periodic metagate is designed on top of a boron nitride-graphene heterostructure to modulate the local carrier density distribution on the monolayer graphene. This causes the bandgaps of graphene surface plasmon polaritons ...