Ara es mostren els items 1-20 de 42

  • Actividades españolas en el marco del proyecto CHARMEX desde 2009: un resumen 

    Sicard, Michaël; Pey, Jorge; Cerro, José Carlos; Lange Vega, Diego; Caballero, Sandra; Tovar Sanchez, Antonio; Morales Baquero, Rafael; Comerón Tejero, Adolfo; Bujosa, Carles; Querol Carceller, Xavier; Artiñano, Begoña; Alados Arboledas, Lucas; Alastuey, Andres; Rocadenbosch Burillo, Francisco; Muñoz, Alvaro; Muñoz Porcar, Constantino; García Vizcaíno, David; Bach, Jordi; Bush, Xavier (2014)
    Text en actes de congrés
    Accés obert
    El proyecto ChArMEx (Chemistry-Aerosol Mediterranean Experiment) es una iniciativa francesa cuyo objetivo es desarrollar y coordinar las acciones de investigación regionales para una evaluación científica de la situación ...
  • Aerosol stratification characterization of an astronomical site by means of a backscatter lidar at the Roque de los Muchachos Observatory 

    Jiménez Fuensalida, Jesús; Muñoz Tuñón, Casiana; Sicard, Michaël; Tomás Martínez, Sergio; Md. Reba, Mohd Nadzri; Comerón Tejero, Adolfo; Batet Torrell, Óscar; Muñoz Porcar, Constantino; Rodríguez Gómez, Alejandro Antonio; Rocadenbosch Burillo, Francisco (2009)
    Text en actes de congrés
    Accés obert
    The Roque de los Muchachos Observatory, located on the island of La Palma in the Canary Islands, is home of many astronomical facilities. In the context of the Extremely Large Telescope Design Study, an intensive lidar ...
  • A Methodology for investigating dust model performance using synergistic EARLINET/AERONET dust concentration retrievals 

    Binietoglou, Ioannis; Basart, Sara; Alados Arboledas, Lucas; Baldasano Recio, José María; Comerón Tejero, Adolfo; Muñoz Porcar, Constantino; Rocadenbosch Burillo, Francisco; Rodríguez Gómez, Alejandro Antonio; Sicard, Michaël (2015-09-04)
    Article
    Accés obert
    Systematic measurements of dust concentration profiles at a continental scale were recently made possible by the development of synergistic retrieval algorithms using combined lidar and sun photometer data and the establishment ...
  • Analysis and design of an edge-technique-based Doppler wind lidar: practical assessment of a laboratory prototype 

    Muñoz Porcar, Constantino (Universitat Politècnica de Catalunya, 2013-02-22)
    Tesi
    Accés obert
    This thesis is the initial stage in the development of a range-resolving Doppler wind lidar. Atmospheric lidars emit pulsed laser radiation that after being scattered by air molecules and suspended aerosol particles is ...
  • An architecture providing depolarization ratio capability for a multi-wavelength Raman lidar: implementation and first measurements 

    Rodríguez Gómez, Alejandro Antonio; Sicard, Michaël; Granados Muñoz, María José; Ben Chahed, Enis; Muñoz Porcar, Constantino; Barragán Cuesta, Rubén; Comerón Tejero, Adolfo; Rocadenbosch Burillo, Francisco; Vidal, Eric (MDPI AG, 2017-12-20)
    Article
    Accés obert
    A new architecture for the measurement of depolarization produced by atmospheric aerosols with a Raman lidar is presented. The system uses two different telescopes: one for depolarization measurements and another for ...
  • Anemómetro laser doppler para la medida de dos componentes de velocidad para aplicaciones hidrodinamicas (2d-lda) 

    García Vizcaíno, David; Dios Otín, Víctor Federico; Rodríguez Gómez, Alejandro Antonio; Comerón Tejero, Adolfo; Rocadenbosch Burillo, Francisco; Muñoz Porcar, Constantino (Universidad Europea de Madrid, 2001)
    Text en actes de congrés
    Accés obert
    A Laser Doppler Anemometer system designed to measure two components of the velocity vector in fluids is presented. The scheme followed is the differential technique with backward scattering ...
  • Assimilation of lidar signals: application to aerosol forecasting in the Mediterranean basin 

    Wang, Y; Sartelet, K. N.; Bocquet, M.; Sicard, Michaël; Comerón Tejero, Adolfo; García Vizcaíno, David; Muñoz Porcar, Constantino; Rocadenbosch Burillo, Francisco (2014-11-17)
    Article
    Accés obert
    This paper presents a new application of assimilating lidar signals to aerosol forecasting. It aims at investigating the impact of a ground-based lidar network on the analysis and short-term forecasts of aerosols through ...
  • Atmospheric aerosol measurement with a network of advanced lidar instruments 

    Comerón Tejero, Adolfo; Sicard, Michaël; Rocadenbosch Burillo, Francisco; Muñoz Porcar, Constantino; Rodríguez Gómez, Alejandro Antonio; García Vizcaíno, David (2013-03-11)
    Article
    Accés restringit per política de l'editorial
    A European network of atmosphere sensors uses multi-wavelength elastic-Raman lidar instruments in its infrastructure.
  • A wind speed and fluctuation simulator for characterizing the wind lidar correlation method 

    Tomás, S; Sicard, Michaël; Masjuan, J; Md. Reba, Mohd Nadzri; Muñoz Porcar, Constantino; Rocadenbosch Burillo, Francisco (2007)
    Text en actes de congrés
    Accés obert
    Aerosol distribution in the atmosphere is used as a wind-tracer by lidars since it is drifted by the wind and respond to its changes. Two methods are used: the correlation and the Doppler method. This first one is easier ...
  • Calibration of Raman lidar water-vapor mixing ratio measurements using zenithal measurements of diffuse sunlight and a radiative transfer model 

    Muñoz Porcar, Constantino; Comerón Tejero, Adolfo; Sicard, Michaël; Barragán Cuesta, Rubén; García Vizcaíno, David; Rodríguez Gómez, Alejandro Antonio; Rocadenbosch Burillo, Francisco; Granados Muñoz, María José (Institute of Electrical and Electronics Engineers (IEEE), 2018-07-20)
    Article
    Accés obert
    Among the different techniques available for measuring the atmospheric water vapor content, Raman lidars stand out as accurate instruments providing detailed profiles with high temporal and altitude resolution. Their ...
  • Concept design of a multiwavelength aerosol lidar system with mitigated diattenuation effects and depolarization-measurement capability 

    Comerón Tejero, Adolfo; Sicard, Michaël; Vidal Calvo, Eric; Barragán Cuesta, Rubén; Muñoz Porcar, Constantino; Rodríguez Gómez, Alejandro Antonio; Tiana Alsina, Jordi; Rocadenbosch Burillo, Francisco; García Vizcaíno, David (2015)
    Comunicació de congrés
    Accés restringit per política de l'editorial
    It is known that the retrieval of aerosol extinction and backscatter coefficients from lidar data acquired through so-called total-power channels – intended to measure the backscattered power irrespective of the polarization ...
  • Considerations about the determination of the depolarization calibration profile of a two-telescope lidar and its implications for volume depolarization ratio retrieval 

    Comerón Tejero, Adolfo; Rodríguez Gómez, Alejandro Antonio; Sicard, Michaël; Barragán Cuesta, Rubén; Muñoz Porcar, Constantino; Rocadenbosch Burillo, Francisco; Granados Muñoz, María José (Multidisciplinary Digital Publishing Institute (MDPI), 2018-06-04)
    Article
    Accés obert
    We propose a new method for calculating the volume depolarization ratio of light backscattered by the atmosphere and a lidar system that employs an auxiliary telescope to detect the depolarized component. It takes into ...
  • Contribution of EARLINET/ACTRIS to the summer 2013 special observing period of the ChArMEx project: monitoring of a Saharan dust event over the western and central Mediterranean 

    Sicard, Michaël; Barragán Cuesta, Rubén; Muñoz Porcar, Constantino; Comerón Tejero, Adolfo; Mallet, Marc; Dulac, F; Pelon, Jacques; Alados Arboledas, Lucas; Amodeo, Aldo; Boselli, Antonella; Bravo Aranda, Juan Antonio; D'Amico, Giuseppe; Granados Muñoz, María José; Leto, Giuseppe; Guerrero Rascado, Juan Luis; Madonna, Fabio; Mona, Lucia; Pappalardo, Gelsomina; Perrone, Maria-Rita; Burlizzi, Pasquale; Rocadenbosch Burillo, Francisco; Rodríguez Gómez, Alejandro Antonio; Scollo, Simona; Spinelli, N.; Titos, Gloria; Wang, Xuan; Zanmar Sanchez, Ricardo (2016-10-22)
    Article
    Accés obert
    In the framework of the Chemistry-Aerosol Mediterranean Experiment (ChArMEx; http://charmex.lsce.ipsl.fr/) initiative, a field campaign took place in the western Mediterranean Basin between 10 June and 5 July 2013 within ...
  • Current research in lidar technology used for the remote sensing of atmospheric aerosols 

    Comerón Tejero, Adolfo; Muñoz Porcar, Constantino; Rocadenbosch Burillo, Francisco; Rodríguez Gómez, Alejandro Antonio; Sicard, Michaël (MDPI AG, 2017-06-20)
    Article
    Accés obert
    Lidars are active optical remote sensing instruments with unique capabilities for atmospheric sounding. A manifold of atmospheric variables can be profiled using different types of lidar: concentration of species, wind ...
  • 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, 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 ...
  • 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, ...
  • 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 (2015)
    Text en actes de congrés
    Accés restringit per política de l'editorial
    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 ...
  • 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: 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 validation of CATS L2 product 

    Proestakis, E.; Amiridis, Vassilis; Kottas, M.; Yorks, J.; Muñoz Porcar, Constantino; Sicard, Michaël (EDP Sciences, 2018)
    Text en actes de congrés
    Accés obert
    The Cloud-Aerosol Transport System (CATS) onboard the International Space Station (ISS), is a lidar system providing vertically resolved aerosol and cloud profiles since February 2015. In this study, the CATS aerosol product ...