Now showing items 1-4 of 4

    • MAC-oriented programmable terahertz PHY via graphene-based Yagi-Uda antennas 

      Hosseininejad, Seyed Ehsan; Abadal Cavallé, Sergi; Neshat, Mohammad; Faraji-Dana, Reza; Lemme, Max; Suessmeier, Christoph; Bolívar, Peter Haring; Alarcón Cot, Eduardo José; Cabellos Aparicio, Alberto (Institute of Electrical and Electronics Engineers (IEEE), 2018)
      Conference report
      Open Access
      Graphene is enabling a plethora of applications in a wide range of fields due to its unique electrical, mechanical, and optical properties. In the realm of wireless communications, graphene shows great promise for the ...
    • Reconfigurable THz plasmonic antenna based on few-layer graphene with high radiation efficiency 

      Hosseininejad, Seyed Ehsan; Neshat, Mohammad; Faraji-Dana, Reza; Lemme, Max; Bolívar, Peter Haring; Cabellos Aparicio, Alberto; Alarcón Cot, Eduardo José; Abadal Cavallé, Sergi (2018-07-28)
      Article
      Open Access
      Graphene plasmonic antennas possess two significant features that render them appealing for short-range wireless communications, notably, inherent tunability and miniaturization due to the unique frequency dispersion of ...
    • 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 ...
    • Terahertz dielectric resonator antenna coupled to graphene plasmonic dipole 

      Hosseininejad, Seyed Ehsan; Neshat, Mohammad; Faraji-Dana, Reza; Abadal Cavallé, Sergi; Lemme, Max; Bolívar, Peter Haring; Alarcón Cot, Eduardo José; Cabellos Aparicio, Alberto (Institute of Electrical and Electronics Engineers (IEEE), 2018)
      Conference report
      Restricted access - publisher's policy
      This paper presents an efficient approach for exciting a dielectric resonator antenna (DRA) in the terahertz frequencies by means of a graphene plasmonic dipole. Design and analysis are performed in two steps. First, the ...