Browsing by Author "Sicard, Michaël"
Now showing items 1-20 of 146
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A 1-D radiative transfer study of mineral dust during CHARMEX/ADRIMED 2013 campaign
(Institute of Electrical and Electronics Engineers (IEEE), 2018)
Conference report
Restricted access - publisher's policyA 1-D radiative transfer study is presented based on the measurements performed at Granada during a dust event within the framework of the ChArMEx/ADRIMED (Chemistry-Aerosol Mediterranean Experiment/Aerosol Direct Radiative ... -
A comparative analysis of aerosol optical coefficients and their associated errors retrieved from pure-rotational and vibro-rotational raman lidar signals
(Multidisciplinary Digital Publishing Institute (MDPI), 2021-02-11)
Article
Open AccessThis paper aims to quantify the improvement obtained with a purely rotational Raman (PRR) channel over a vibro-rotational Raman (VRR) channel, used in an aerosol lidar with elastic and Raman channels, in terms of signal-to-noise ... -
A long Saharan dust event over the western Mediterrranean: Lidar, Sun photometer observations and regional dust modeling
(2006-08-31)
Article
Open AccessA long Saharan dust event affected the western Mediterranean in the period 12– 28 June 2002. Dust was present mainly between 1- and 5-km height affecting most parts of the Iberian Peninsula and reaching western/central ... -
A Methodology for investigating dust model performance using synergistic EARLINET/AERONET dust concentration retrievals
(2015-09-04)
Article
Open AccessSystematic 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 ... -
A network of water vapor Raman lidars for improving heavy precipitation forecasting in southern France: introducing the WaLiNeAs initiative
(Springer, 2021-12)
Article
Open AccessExtreme heavy precipitation events (HPEs) pose a threat to human life but remain difficult to predict because of the lack of adequate high frequency and high-resolution water vapor (WV) observations in the low troposphere ... -
A wind speed and fluctuation simulator for characterizing the wind lidar correlation method
(2007)
Conference report
Open AccessAerosol 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 ... -
Actividades españolas en el marco del proyecto CHARMEX desde 2009: un resumen
(2014)
Conference report
Open AccessEl 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 closure study by lidar, sun photometry, and airborne optical counters during DAMOCLES field campaign at El Arenosillo sounding station, Spain
(American Geophysical Union (AGU), 2011-01-26)
Article
Restricted access - publisher's policyWe present a comparison of aerosol properties derived from in situ and remote sensing instruments during DAMOCLES campaign, aimed at investigating the equivalence between the instrumentation and methodologies employed by ... -
Aerosol direct radiative effects of a transatlantic biomass burning plume over Granada, Spain
(2010)
Conference lecture
Open AccessThis work presents the assessment of the aerosol direct radiative effects for a special episode of transatlantic transport of a biomass burning plume, performed over Granada, south-eastern Iberian Peninsula, on 20th August ... -
Aerosol lidar intercomparison in the framework of SPALINET-The Spanish lidar network: methodology and results
(IEEE Press. Institute of Electrical and Electronics Engineers, 2009-10)
Article
Open AccessAbstract—A group of eight Spanish lidars was formed in order to extend the European Aerosol Research Lidar Network–Advanced Sustainable Observation System (EARLINET-ASOS)project. This study presents intercomparisons at the ... -
Aerosol optical, microphysical and radiative properties at regional background insular sites in the western Mediterranean
(2016-09-28)
Article
Open AccessIn the framework of the ChArMEx (the Chemistry-Aerosol Mediterranean Experiment; http://charmex.lsce.ipsl.fr/) program, the seasonal variability of the aerosol optical, microphysical and radiative properties derived from ... -
Aerosol radiative impact during the summer 2019 heatwave produced partly by an inter-continental Saharan dust outbreak – Part 1: Short-wave dust direct radiative effect
(European Geosciences Union (EGU), 2021-04-30)
Article
Open AccessThe short-wave (SW) direct radiative effect (DRE) during the summer 2019 heatwave produced partly by a moderate, long-lasting Saharan dust outbreak over Europe is analysed in this study. Two European sites (periods) are ... -
Aerosol stratification characterization of an astronomical site by means of a backscatter lidar at the Roque de los Muchachos Observatory
(2009)
Conference report
Open AccessThe 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 ... -
Algorithm and software for the retrieval of vertical aerosol properties using combined lidar/radiometer data: dissemination in EARLINET
(2012)
Conference report
Restricted access - publisher's policyTen combined lidar and sun-radiometer stations in theEuropean Aerosol Research Lidar Network(EARLINET) have been testing technique and software for retrieving aerosol microstructure parameters from coordinated lidar and ... -
An architecture providing depolarization ratio capability for a multi-wavelength Raman lidar: implementation and first measurements
(MDPI AG, 2017-12-20)
Article
Open AccessA 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 ... -
An automatic observation-based aerosol typing method for EARLINET
(European Geosciences Union (EGU), 2018-11-06)
Article
Open AccessWe present an automatic aerosol classification method based solely on the European Aerosol Research Lidar Network (EARLINET) intensive optical parameters with the aim of building a network-wide classification tool that ... -
Assimilation of lidar signals: application to aerosol forecasting in the western Mediterranean basin
(2014-11-17)
Article
Open AccessThis 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
(2013-03-11)
Article
Restricted access - publisher's policyA European network of atmosphere sensors uses multi-wavelength elastic-Raman lidar instruments in its infrastructure. -
Atmospheric boundary-layer height estimation by adaptive Kalman filtering of lidar data
(2010)
Conference report
Open AccessA solution based on a Kalman filter to trace the evolution of the atmospheric boundary layer (ABL) sensed by an elastic backscatter lidar is presented. An erf-like profile is used to model the mixing layer top and the ... -
Atmospheric dispersion of airborne pollen evidenced by near-surface and columnar measurements in Barcelona, Spain
(International Society for Photo-Optical Instrumentation Engineers (SPIE), 2016)
Conference report
Open AccessHourly measurements of pollen near-surface concentration and lidar-derived profiles of particle backscatter coefficients and of volume and particle depolarization ratios during a 5-day pollination event observed in Barcelona, ...
