Now showing items 1-12 of 12

    • A graphene based plasmonic antenna design for communication in the THz regime 

      Suessmeier, Christoph; Schaeffer, Stephan; Abadal Cavallé, Sergi; Alarcón Cot, Eduardo José; Hosseininejad, Seyed Ehsan; Wigger, Anna K.; Stock, Daniel; Wagner, Stefan; Cabellos Aparicio, Alberto; Lemme, Max; Bolívar, Peter Haring (Institute of Electrical and Electronics Engineers (IEEE), 2017)
      Conference lecture
      Restricted access - publisher's policy
      We show the first THz emission of a graphene based plasmonic antenna structure. Furthermore we present the minimum material requirements for an operational graphene antenna in terms of chemical potential µc and relaxation time t.
    • Analysis of a plasmonic graphene antenna for microelectronic applications 

      Suessrneier, C.; Thiel, F.; Wigger, Anna K.; Bolívar, Peter Haring; Abadal Cavallé, Sergi; Alarcón Cot, Eduardo José; Cabellos Aparicio, Alberto; Banszcrus, L.; Stampfer, C.; Lemme, M. (Institute of Electrical and Electronics Engineers (IEEE), 2018)
      Conference report
      Restricted access - publisher's policy
      Graphene offers a large potential to downscale antennas to the micrometer scale, due to its special dispersion relation and its ability to support plasmons in the THz frequency range. For an adequate performance of the ...
    • Graphene-based wireless agile interconnects for massive heterogeneous multi-chip processors 

      Abadal Cavallé, Sergi; Guirado Liñan, Robert; Taghvaee, Hamidreza; Jain, Akshay; de Santana, Elana Pereira; Bolívar, Peter Haring; Saeed, Mohamed; Negra, Renato; Wang, Zhenxing; Wang, Kun-Ta (2023-08)
      Article
      Open Access
      The main design principles in computer architecture have recently shifted from a monolithic scaling-driven approach to the development of heterogeneous architectures that tightly co-integrate multiple specialized processor ...
    • 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 ...
    • Material-dependencies of the THz emission from plasmonic graphene-based photoconductive antenna structures 

      Suessmeier, Christoph; Abadal Cavallé, Sergi; Stock, Daniel; Schaeffer, Stephan; Alarcón Cot, Eduardo José; Hosseininejad, Seyed Ehsan; Wigger, Anna K.; Wagner, Stefan; Cabellos Aparicio, Alberto; Lemme, Max; Bolívar, Peter Haring (Institute of Electrical and Electronics Engineers (IEEE), 2017)
      Conference report
      Restricted access - publisher's policy
      Graphene supports surface plasmon polaritons with comparatively slow propagation velocities in the THz region, which becomes increasingly interesting for future communication technologies. This ability can be used to realize ...
    • 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 ...
    • Scalable multi-chip quantum architectures enabled by cryogenic hybrid wireless/quantum-coherent network-in-package 

      Alarcón Cot, Eduardo José; Abadal Cavallé, Sergi; Sebastiano, Fabio; Babaie, Masoud; Charbon, Edoardo; Bolívar, Peter Haring; Palesi, Maurizio; Blokhina, Elena; Leipold, Dirk; Staszewski, Bogdan; García Sáez, Artur; García Almudever, Carmen (Institute of Electrical and Electronics Engineers (IEEE), 2023)
      Conference report
      Open Access
      The grand challenge of scaling up quantum computers requires a full-stack architectural standpoint. In this position paper, we will present the vision of a new generation of scalable quantum computing architectures featuring ...
    • Study of hybrid and pure plasmonic terahertz antennas based on graphene guided-wave structures 

      Hosseininejad, Seyed Ehsan; Alarcón Cot, Eduardo José; Komjani, Nader; Abadal Cavallé, Sergi; Lemme, Max; Bolívar, Peter Haring; Cabellos Aparicio, Alberto (2017-06-01)
      Article
      Open Access
      Graphene is a unique material for the implementation of terahertz antennas due to extraordinary properties of the resulting devices, such as tunability and compactness. Existing graphene antennas are based on pure plasmonic ...
    • Surveying of pure and hybrid plasmonic structures based on graphene for Terahertz Antenna 

      Hosseininejad, Seyed Ehsan; Alarcón Cot, Eduardo José; Komjani, Nader; Abadal Cavallé, Sergi; Lemme, Max; Bolívar, Peter Haring; Cabellos Aparicio, Alberto (Association for Computing Machinery (ACM), 2016)
      Conference report
      Restricted access - publisher's policy
      Graphene is a unique material for the implementation of terahertz antennas due to extraordinary properties of the resulting devices, such as tunability and compactness. Existing graphene antennas are based on pure plasmonic ...
    • 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 ...
    • Towards spatial multiplexing in wireless networks within computing packages 

      Rodríguez Galán, Fátima Yolanda; de Santana, Elana Pereira; Bolívar, Peter Haring; Abadal Cavallé, Sergi; Alarcón Cot, Eduardo José (Association for Computing Machinery (ACM), 2022)
      Conference lecture
      Open Access
      Wireless Networks-on-Chip (WNoCs) are regarded as a disruptive alternative to conventional interconnection networks at the chip scale, yet limited by the relatively low aggregate bandwidth of such wireless networks. Hence, ...
    • Tunable plasmonic graphene antenna array for communications at THz frequencies 

      de Santana, Elana Pereira; Stock, Daniel; Wang, Zhenxing; Wang, Kun Ta; Abadal Cavallé, Sergi; Lemme, Max; Bolívar, Peter Haring (Institute of Electrical and Electronics Engineers (IEEE), 2023)
      Conference report
      Open Access
      The existence of plasmonic waves at a graphene/dielectric interface at THz frequencies enables the use of graphene as the radiative element of antennas working at this frequency range, but with a smaller lateral dimension ...