Now showing items 1-2 of 2

    • Digital metasurface based on graphene: An application to beam steering in terahertz plasmonic antennas 

      Hosseininejad, Seyed Ehsan; Rouhi, Kasra; Neshat, Mohammad; Cabellos Aparicio, Alberto; Abadal Cavallé, Sergi; Alarcón Cot, Eduardo José (2019-06-25)
      Article
      Open Access
      Metasurfaces, the two-dimensional counterpart of metamaterials, have caught great attention thanks to their powerful capabilities on manipulation of electromagnetic waves. Recent times have seen the emergence of a variety ...
    • Reprogrammable graphene-based metasurface mirror with adaptive focal point for THz imaging 

      Hosseininejad, Seyed Ehsan; Rouhi, Kasra; Neshat, Mohammad; Faraji-Dana, Reza; Cabellos Aparicio, Alberto; Abadal Cavallé, Sergi; Alarcón Cot, Eduardo José (Nature, 2019-02-27)
      Article
      Open Access
      Recent emergence of metasurfaces has enabled the development of ultra-thin flat optical components through different wavefront shaping techniques at various wavelengths. However, due to the non-adaptive nature of conventional ...