Recent Submissions

  • New methodology for the Faraday rotation angle retrieval in the SMOS field of view 

    Rubino, Roselena; Duffo Ubeda, Núria; González Gambau, Verónica; Torres Torres, Francisco; Corbella Sanahuja, Ignasi; Martín Neira, Manuel (Institute of Electrical and Electronics Engineers (IEEE), 2018)
    Conference lecture
    Restricted access - publisher's policy
    In this work, a new methodology to estimate the Faraday Rotation Angle (FRA) from SMOS full-pol brightness temperature is presented. This approach is focused on retrieving the Vertical Total Electron Content (VTEC) and ...
  • SMOS instrument performance after more than 8 years in orbit and lessons learnt for future L-band missions 

    Martín Neira, Manuel; Oliva Balagué, Roger; Corbella Sanahuja, Ignasi; Torres Torres, Francisco; Duffo Ubeda, Núria; Durán Martínez, Israel; Kainulainen, Juha; Closa Soteras, Josep; Zurita Campos, Alberto Manuel; Cabot, François; Khazaal, Ali; Anterrieu, E.; Barbosa, José; Tenerelli, Joseph; Díez, Raúl; Turiel, Antonio; González Gambau, Verónica (Institute of Electrical and Electronics Engineers (IEEE), 2018)
    Conference report
    Restricted access - publisher's policy
  • A submillimeter wave parabolic reflector by additive manufacturing 

    Romeu Robert, Jordi; Aguasca Solé, Alberto; Blanch Boris, Sebastián; O'Callaghan Castellà, Juan Manuel; Jofre Roca, Lluís; Buitrago Ventura, Santiago (Institute of Electrical and Electronics Engineers (IEEE), 2018)
    Conference report
    Restricted access - publisher's policy
    The manufacturing of prototype of an offset parabolic reflector to operate at 120 GHz is presented. The paper describes the different metallization options to achieve a good performance.
  • RF-MEMS switches designed for high-performance uniplanar microwave and mm-wave circuits 

    Pradell i Cara, Lluís; Girbau Sala, David; Ribó Pal, Miquel; Casals Terré, Jasmina; Lázaro Guillén, Antonio; Contreras Lizárraga, Adrián; Llamas Morote, Marco Antonio; Heredia Vega, Julio César; Giacomozzi, Flavio; Margesin, Benno (IntechOpen, 2018-07-18)
    Part of book or chapter of book
    Open Access
    Radio frequency microelectromechanical system (RF-MEMS) switches have demonstrated superior electrical performance (lower loss and higher isolation) compared to semiconductor-based devices to implement reconigurable microwave ...
  • Calibration of the MIRAS Radiometers 

    Corbella Sanahuja, Ignasi; Torres Torres, Francisco; Duffo Ubeda, Núria; Durán Martínez, Israel; González Gambau, Verónica; Oliva Balagué, Roger; Closa, Josep; Martín Neira, Manuel (Institute of Electrical and Electronics Engineers (IEEE), 2018-12-21)
    Article
    Open Access
    The microwave imaging radiometer with aperture synthesis (MIRAS) is formed by 69 total power radiometers, of which three are the noise-injection type. Their calibration is reviewed on the basis of the data gathered during ...
  • A 2.4 GHz CMOS class-F power amplifier with reconfigurable load-impedance matching 

    Gilasgar, Mitra; Barlabe Dalmau, Antoni; Pradell i Cara, Lluís (2019)
    Article
    Restricted access - publisher's policy
    A novel reconfigurable CMOS class-F power amplifier (PA) at 2.4 GHz is proposed in this paper. It is able to match the output load variations mainly due to the effect of hand and head on a mobile phone. The effect of ...
  • Planck pre-launch status: the planck mission 

    Tauber, Jan A.; Mandolesi, Nazzareno; Pujet, J.L.; Banos, T.; Bersanelli, Marco; Bouchet, R.C.; Butler, Chris; Charra, J.; Crone, Gerald; Dodsworth, John; Efstathiou, George; Gispert, Richard; Guyot, Guy; Gregorio, A.; Juillet, J. J.; Lamarre, J. M.; Laureijs, R. J.; Lawrence, C. R.; Nørgaard-Nielsen, H. U.; Passvogel, T.; Reix, J. M.; Texier, D.; Pradell i Cara, Lluís; Vibert, L.; Zacchei, A.; Ade, P.A.R; Aghanim, N.; Aja Abelán, Beatriz; Alippi, E.; Aloy, L.; Armand, P.; Arnaud, M.; Arondel, A.; Arreola-Villanueva, A.; Artal Latorre, Eduardo; Artina, E.; Arts, A.; Ashdown, M.; Ashdown, M.; Aumont, J.; Azzaro, M.; Bacchetta, A.; Baccigalupi, C.; Baker, M.; Balasini, M.; Balbi, A.; Banday, A.J.; Barbier, G.; Barreiro Vilas, Rita Belén; Bartelmann, M.; Battaglia, P.; Battaner, E.; Benabed, K.; Beney, J. L.; Beneyton, R.; Bennett, K.; Benoit, A.; Bernard, J. P.; Bhandari, P.; Bhatia, R.; Biggi, M.; Biggins, R.; Billig, G.; Blanc, Y.; Blavot, H.; Bock, J. J.; Bonaldi, A.; Bond, R.; Bonis, J.; Borders, J.; Borrill, J.; Boschini, L.; Boulanger, F.; Bouvier, J.; Bouzit, M.; Bowman, R.; Bréelle, E.; Bradshaw, T.; Braghin, M.; Bremer, M.; Brienza, D.; Broszkiewicz, D.; Burigana, C.; Burkhalter, M.; Cabella, P.; Cafferty, T.; Cairola, M.; Cairola, M.; Caminade, S.; Camus, P.; Cantalupo, C. M.; Cappellini, B.; Cardoso, J. F.; Carr, R.; Catalano, A.; Cayón, L.; Cesa, M.; Chaigneau, M.; Challinor, A. (EDP Sciences, 2010-09-15)
    Article
    Open Access
    The European Space Agency's Planck satellite, launched on 14 May 2009, is the third-generation space experiment in the field of cosmic microwave background (CMB) research. It will image the anisotropies of the CMB over the ...
  • Ex vivo assessment and in vivo validation of non-invasive stent monitoring techniques based on microwave spectrometry 

    Gálvez Montón, Carolina; Arauz Garofalo, Gianluca; Rodríguez Leor, Oriol; Soler Botija, Carolina; Amorós García de Valdecasas, Susana; Bayés Genis, Antoni; O'Callaghan Castellà, Juan Manuel; Macià Bros, Ferran; Tejada Palacios, Javier (Nature, 2018-10-04)
    Article
    Open Access
    Some conditions are well known to be directly associated with stent failure, including in-stent re-occlusion and stent fracture. Currently, identification of these high-risk conditions requires invasive and complex procedures. ...
  • Compact fully uniplanar bandstop filter based on slow-wave multimodal CPW resonators 

    Contreras Bleda, Adrián; Ribó i Pal, Miquel; Pradell i Cara, Lluís; Raynal, Víctor; Moreno, Ignacio; Combes, Maxence; Ten, Milena (2018-07-26)
    Article
    Open Access
    In this letter, a compact, fully uniplanar bandstop filter is presented. It is based on multimodal coplanar waveguide resonators implemented using a slow-wave periodic structure that greatly reduces the filter’s horizontal ...
  • Bandgap widening in macroporous silicon photonic crystals by multiperiodic structures 

    Segura García, Daniel; Cardador Maza, David; Vega d'Aurelio, Davide; Santos Blanco, M. Concepción; Dios Otín, Víctor Federico; Rodríguez Martínez, Ángel (Institute of Physics (IOP), 2018-05-14)
    Article
    Open Access
    Large bandgaps with low transmission in 3D macroporous silicon photonic crystals have been proved as an interesting technology for the development of optical filters and spectroscopic MIR gas sensors. The aim of this study ...
  • Dielectric properties of colon polyps, cancer, and normal mucosa: Ex vivo measurements from 0.5 to 20 GHz 

    Guardiola, Marta; Buitrago Ventura, Santiago; Fernández-Esparrach, Glòria; O'Callaghan Castellà, Juan Manuel; Romeu Robert, Jordi; Cuatrecasas, Miriam; Córdoba, Henry; González Ballester, Miguel A.; Camara, Oscar (2018-06-15)
    Article
    Restricted access - publisher's policy
    Colorectal cancer is highly preventable by detecting and removing polyps, which are the precursors. 20 Currently, the most accurate test is colonoscopy, but still misses 22% of polyps due to visualization limitations. In ...
  • Compact, wideband impedance tuner using a three-line-microstrip structure 

    Heredia Vega, Julio César; Ribó Pal, Miquel; Pradell i Cara, Lluís (Institution of Electrical Engineers, 2018-05-03)
    Article
    Open Access
    A novel three-line-microstrip compact impedance tuner is presented. It is based on a multimodal structure wherein six variable capacitances, implemented with two parallel-connected varactors each, create multiple interactions ...

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