Ara es mostren els items 62-81 de 219

    • Depolarization channel for barcelona lidar. Implementation and preliminary measurements 

      Rodríguez Gómez, Alejandro Antonio; Sicard, Michaël; Muñoz Porcar, Constantino; Barragán Cuesta, Rubén; Comerón Tejero, Adolfo; Rocadenbosch Burillo, Francisco; Vidal Calvo, Eric (EDP Sciences, 2018)
      Comunicació de congrés
      Accés obert
      A new depolarization channel has beenimplemented in the BarcelonaTech University(UPC) multi-wavelength lidar system. The opticaland mechanical designs are presented. The specialconfiguration of the total power channel is ...
    • Design methodology of a ceilometer lidar prototype 

      Gregorio, Eduard; Rocadenbosch Burillo, Francisco; Comerón Tejero, Adolfo (2007)
      Text en actes de congrés
      Accés restringit per política de l'editorial
      This article presents step-by-step applied methodology to design a 905-nm 5-kHz rep. rate diode-laser biaxial lidar ceilometer prototype beginning from the definition of initial specs, and related trade-offs to the first ...
    • Determination of the mixing layer height from regular lidar measurements in the Barcelona area 

      Sicard, Michaël; Pérez López, Carlos; Comerón Tejero, Adolfo; Baldasano Recio, José María; Rocadenbosch Burillo, Francisco (International Society for Photo-Optical Instrumentation Engineers (SPIE), 2003)
      Text en actes de congrés
      Accés obert
      Regular aerosol backscatter measurements using an elastic-backscatter lidar were performed between May 2000 and November 2002 in Barcelona (Spain), in the frame of EARLINET (European Aerosol Research Lidar Network). The ...
    • Diffuse sunlight based calibration of the water vapor channel in the UPC Raman lidar 

      Muñoz Porcar, Constantino; Comerón Tejero, Adolfo; Sicard, Michaël; Barragán Cuesta, Rubén; García Vizcaíno, David; Rodríguez Gómez, Alejandro Antonio; Rocadenbosch Burillo, Francisco (EDP Sciences, 2017)
      Comunicació de congrés
      Accés obert
      A method for determining the calibration factor of the water vapor channel of a Raman lidar, based on zenith measurements of diffuse sunlight and on assumptions regarding some system parameters and Raman scattering models, ...
    • Dimensionless parameterization of lidar for laser remote sensing of the atmosphere and its application to systems with SiPM and PMT detectors 

      Agishev, Ravil R.; Comerón Tejero, Adolfo; Rodríguez Gómez, Alejandro Antonio; Sicard, Michaël (2014-05-20)
      Article
      Accés obert
      In this paper, we show a renewed approach to the generalized methodology for atmospheric lidar assessment, which uses the dimensionless parameterization as a core component. It is based on a series of our previous works ...
    • Dimensionless parameters for lidar performance characterization 

      Comerón Tejero, Adolfo; Agishev, Ravil R. (SPIE, 2014)
      Text en actes de congrés
      Accés restringit per política de l'editorial
      A set of three dimensionless parameters is proposed to characterize lidar systems. Two of them are based on an asymptotic approximation of the output signal-to-noise ratio as a function of the input optical power reaching ...
    • Direct, longwave radiative forcing of mineral dust: improvement of its estimation by means of tools recently developed by the EARLINET community 

      Sicard, Michaël; Muñoz Porcar, Constantino; Comerón Tejero, Adolfo; Rodríguez Gómez, Alejandro Antonio; Rocadenbosch Burillo, Francisco; Barragán Cuesta, Rubén (EDP Sciences, 2016)
      Text en actes de congrés
      Accés obert
      The objective of this work is to investigate how the knowledge of the vertically-resolved fine and coarse mode aerosol optical depth modifies the longwave radiative forcing. Since relatively little the EARLINET (European ...
    • Diseño de filtros de microondas mediante la teoría del acoplamiento modal 

      Bara, Javier; Comerón Tejero, Adolfo (Universidad de Sevilla, 1984)
      Text en actes de congrés
      Accés obert
      The behaviour of several non-independent resonant circuits is approached from coupled mode theory, the formulation of the energy (Hamiltonian) for the system and the Bethe theory for coupling through apertures. The design ...
    • Diseño de un sistema lidar para la monitorización de la dispersión elástica en al atmósfera 

      Rocadenbosch Burillo, Francisco; Puente Baliarda, Carles; Comerón Tejero, Adolfo; Rodríguez de Torres, Alejandro (UNIVERSIDAD DE VALLADOLID URSI, UNIVERSIDAD DE VALLADOLID, 1995)
      Text en actes de congrés
      Accés obert
      This conununication describes the main characteristics and design trade-offs of an atmospheric lidar for aerosol detection using a Nd:YAG laser transmitter.
    • Dispositivos no lineales en el infrarrojo: diodos MIM. Funcionamiento y Aplicaciones 

      Comerón Tejero, Adolfo (1981)
      Text en actes de congrés
      Accés obert
      Metal-insulator-metal (MIM) diodes are the fastest classical mixers and rectifiers, with operating frequencies ranging from DC to the near infrared. Their operating principles and applications are reviewed.
    • EARLINET approach to optimisation of individual network instruments with the aim of homogenisation of aerosol data products and increased data coverage 

      Apituley, Arnoud; Freudenthaler, Volker; Comerón Tejero, Adolfo; Rocadenbosch Burillo, Francisco (2008)
      Text en actes de congrés
      Accés obert
      The European Aerosol Research LIdar NETwork (EARLINET) is an aerosol lidar network on a continental scale. EARLINET is now a leading network in qualitycontrolled quantitative aerosol profiling performing a schedule of ...
    • EARLINET instrument intercomparison campaigns: overview on strategy and results 

      Wandinger, Ulla; Freudenthaler, Volker; Baars, Holger; Amodeo, Aldo; Engelmann, Ronny; Mattis, Ina; Gross, Silke; Pappalardo, Gelsomina; Giunta, Aldo; D'Amico, Giuseppe; Chaikovsky, Anatoli; Osipenko, Fiodor; Slesar, Alexander; Nicolae, D.; Belegante, Livio; Talianu, Camelia; Serikov, I.; Linné, Holger; Jansen, Friedhelm; Apituley, Arnoud; Wilson, K.; de Graaf, Martin; Trickl, Thomas; Giehl, H.; Adam, Mariana; Comerón Tejero, Adolfo; Muñoz Porcar, Constantino; Rocadenbosch Burillo, Francisco; Sicard, Michaël; Tomás Martinez, Sergio; Lange, Diego; Kumar, Dhiraj; Pujadas Cordero, Manuel; Molero, Francisco; Fernández, Alfonso J.; Alados Arboledas, Lucas; Bravo Aranda, J. A.; Navas Guzmán, Francisco; Guerrero Rascado, Juan Luis; Granados Muñoz, María José; Preissler, J.; Wagner, F.; Gausa, Michael; Grigorov, I. Ivan; Stoyanov, Dimitar Vassilev; Iarlori, M.; Rizi, Vicenzo; Spinelli, N.; Boselli, Antonella; Wang, Xuan; Lo Feudo, Teresa; Perrone, Maria-Rita; De Tomasi, Ferdinando; Burlizzi, Pasquale (2016-03-10)
      Article
      Accés obert
      This paper introduces the recent European Aerosol Research Lidar Network (EARLINET) quality-assurance efforts at instrument level. Within two dedicated campaigns and five single-site intercomparison activities, 21 EARLINET ...
    • EARLINET observations of the Eyjafjallajökull ash plume over Europe 

      Pappalardo, Gelsomina; Comerón Tejero, Adolfo; Sicard, Michaël (2010)
      Text en actes de congrés
      Accés restringit per política de l'editorial
      EARLINET, the European Aerosol Research Lidar NETwork, established in 2000, is the first coordinated lidar network for tropospheric aerosol study on the continental scale. The network activity is based on scheduled ...
    • EARLINET: 12-year of aerosol profiling over Europe 

      Mona, Lucia; Alados Arboledas, Lucas; Amiridis, Vassilis; Amodeo, Aldo; Apituley, Arnoud; Balis, Dimitris; Comerón Tejero, Adolfo; Iarlori, M.; Linné, Holger; Nicolae, D.; Papayannis, Alexander; Perrone, Maria-Rita; Rizi, Vicenzo; Siomos, N.; Wandinger, Ulla; Wang, Xuan; Pappalardo, Gelsomina (2015)
      Text en actes de congrés
      Accés obert
      EARLINET has been collecting high quality aerosol optical profiles over Europe since 2000. The comparison with automatic collected dataset of aerosol optical depth (AOD) from AERONET and MODIS demonstrates the effectiveness ...
    • EARLINET: a european aerosol research lidar network to establish an aerosol climatology 

      Bösenberg, Jens; Matthias, Volker; Linné, Holger; Comerón Tejero, Adolfo; Rocadenbosch Burillo, Francisco; Pérez López, Carlos; Baldasano Recio, José María (2003-09)
      Article
      Accés obert
    • EARLINET: potential operationality of a research network 

      Sicard, Michaël; D'Amico, Giuseppe; Comerón Tejero, Adolfo; Mona, Lucia; Alados Arboledas, Lucas; Amodeo, Aldo; Baars, Holger; Baldasano Recio, José María; Belegante, Livio; Binietoglou, Ioannis; Bravo Aranda, Juan Antonio; Fernández García, Alfonso; Fréville, Patrick; García Vizcaíno, David; Giunta, Aldo; Granados Muñoz, Maria; Guerrero Rascado, Juan Luis; Hadjimitsis, D.; Haefele, A.; Hervo, M.; Iarlori, M.; Kokkalis, P; Lange Vega, Diego; Mamouri, Rodanthi-Elisavet; Mattis, Ina; Molero, Francisco; Montoux, Nadège; Muñoz, Alvaro; Muñoz Porcar, Constantino; Navas Guzmán, Francisco; Nicolae, D.; Nisantzi, A.; Papagiannopoulos, N.; Papayannis, Alexander; Pereira, Sérgio; Preissler, Jana; Pujadas Cordero, Manuel; Rizi, Vicenzo; Rocadenbosch Burillo, Francisco; Sellegri, Karine; Simeonov, Valentin; Tsaknakis, G.; Wagner, Frank; Pappalardo, Gelsomina (2015-11-02)
      Article
      Accés obert
      In the framework of ACTRIS (Aerosols, Clouds, and Trace Gases Research Infrastructure Network) summer 2012 measurement campaign (8 June–17 July 2012), EARLINET organized and performed a controlled exercise of feasibility ...
    • EARLINET: towards an advanced sustainable European aerosol lidar network 

      Pappalardo, Gelsomina; Amodeo, Aldo; Apituley, Arnoud; Comerón Tejero, Adolfo; Freudenthaler, Volker; Linné, Holger; Ansmann, Albert; Bösenberg, Jens; D'Amico, Giuseppe; Mattis, Ina; Mona, Lucia; Wandinger, Ulla; Amiridis, Vassilis; Alados Arboledas, Lucas; Nicolae, D.; Wiegner, M. (2014-08-08)
      Article
      Accés obert
      The European Aerosol Research Lidar Network, EARLINET, was founded in 2000 as a research project for establishing a quantitative, comprehensive, and statistically significant database for the horizontal, vertical, and ...
    • Effects of noise on lidar data inversion with the backward algorithm 

      Comerón Tejero, Adolfo; Rocadenbosch Burillo, Francisco; López Márquez, Miguel Ángel; Rodríguez Gómez, Alejandro Antonio; Muñoz, Constantino; García Vizcaíno, David; Sicard, Michaël (Optical Society of America, 2004-04-30)
      Article
      Accés obert
    • El "Olympus Propagation Experiment (OPEX)". Aspectos del cabezal de R.F. de las estaciones receptoras 

      Comerón Tejero, Adolfo; Bara, Javier; Elias Fusté, Antoni; Corbella Sanahuja, Ignasi; Artal, Eduardo (1985)
      Text en actes de congrés
      Accés obert
      The design guidelines for a coherent receiver for the Olympus propagation experiment at 12.5, 20 and 30 GHz are discussed. The receiver channels can be locked to a main PLL in the 12.5 GHz channel, thus decreasing the loss ...
    • Electromagnetic coupling between an infrared antenna and a 10 mm laser radiation using a corner reflector 

      Comerón Tejero, Adolfo; Bolomey, Jean Charles (Institute of Electrical and Electronics Engineers (IEEE), 1980)
      Text en actes de congrés
      Accés obert