• Silicon micro-lens antennas for THz integrated arrays 

      Alonso del Pino, María; Llombart, Nuria; Lee, Clement; Jung, C.; Chattopadhyay, G.; Jofre Roca, Lluís; Mehdi, Imran (IEEE, 2011)
      Article
      Accés restringit per política de l'editorial
      In this paper, we describe the characterization of silicon micro-lenses fabricated by two different techniques, one using laser micromachining and the other developed using photolithographical techniques. The micro-lens ...
    • Silicon microlens antenna for multi-pixel THz heterodyne detector arrays 

      Lee, Choonsup; Chattopadhyay, Goutam; Jung, Cecile; Reck, Theodore; Cooper, Ken; Peralta, Alex; Lin, Robert; Mehdi, Imran; Alonso del Pino, María; Llombart Juan, Nuria (Institute of Electrical and Electronics Engineers (IEEE), 2013)
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      Silicon micromachined RF passive components such as washers, waveguide with 90 degree bends for 325-500 GHz band, and silicon-stacked blocks for W-band (75-110 GHz) GaAs power amplifiers have been designed, microfabricated, ...
    • Silicon micromachined lens antenna for THz integrated heterodyne arrays 

      Llombart Juan, Nuria; Lee, Choonsup; Alonso del Pino, María; Chattopadhyay, Goutam; Jung Kubiak, Cecile; Jofre Roca, Lluís; Mehdi, Imran (Institute of Electrical and Electronics Engineers (IEEE), 2013-09)
      Article
      Accés restringit per política de l'editorial
      In this paper, we present the design, fabrication, and measurements of a lens THz antenna that can be fabricated using conventional photolithography and deep reactive etching processes. The antenna is composed of an extended ...
    • Terahertz antennas with silicon micromachined front-end 

      Chattopadhyay, Goutam; Reck, Theodore; Jung Kubiak, Cecile; Lee, Choonsup; Siles, Jose Vicente; Chahat, Naser; Cooper, Ken; Schlecht, Erich T.; Alonso del Pino, María; Mehdi, Imran (Institute of Electrical and Electronics Engineers (IEEE), 2014)
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      Increasingly, terahertz systems are being used for multi-pixel receivers for different applications from mapping the star-forming regions of galaxies to stand-off radar imaging. Since microstrip patch antennas are too lossy ...