Browsing by Author "Comerón Tejero, Adolfo"
Now showing items 1-20 of 212
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20/30 GHz front-end for the TMS-7 receiving station of the OLYMPUS satellite
(1989)
Conference report
Open AccessThe authors present the 20/30-GHz front-end of the TMS-7 station for performing the measurement of the flux density of one or more signal carriers received from the OLYMPUS satellite. The front-end is composed of two ... -
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 general analysis of error in noise measurement systems
(Institute of Electrical and Electronics Engineers (IEEE), 1988)
Conference report
Open AccessGeneral and approximated expressions are presented which allow the identification and quantification of errors in noise figure measurements that use the Y-factor method. This formulation is a generalization of that in /2/ ... -
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 ... -
About the potential of lidars with different photodetectors under daytime sky radiation
(2015)
Conference report
Open AccessResults of theoretical analysis and experimental developments implemented as advanced methods and means to improve a noise-immunity of lidar systems for practical applications are discussed. A particular attention is paid ... -
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 ... -
Adaptive Filter Solution For Processing Lidar Returns: Optical Parameter Estimation
(OPTICAL SOC AMER, 1998-01-31)
Article
Open AccessJoint estimation of extinction and backscatter simulated profiles from elastic-backscatter lidar return signals is tackled by means of an extended Kalman filter (EKF). First, we introduced the issue from a theoretical point ... -
Adaptive filter solution for processing lidar returns: optical parameter estimation
(1998-10)
Article
Restricted access - publisher's policyJoint estimation of extinction and backscatter simulated profiles from elastic-backscatter lidar return signals is tackled by means of an extended Kalman filter (EKF). First, we introduced the issue from a theoretical point ... -
Advanced millimeter wave technology for mobile communications
(Institute of Electrical and Electronics Engineers (IEEE), 1993)
Conference report
Open Access -
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 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 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 ... -
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 aerosol classification for earlinet: application and results
(2018)
Conference report
Open AccessAerosol typing is essential for understanding the impact of the different aerosol sources on climate, weather system and air quality. An aerosol classification method for EARLINET (European Aerosol Research Lidar Network) ... -
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 ... -
An EARLINET early warning system for atmospheric aerosol aviation hazards
(European Geosciences Union (EGU), 2020-09-15)
Article
Open AccessA stand-alone lidar-based method for detecting airborne hazards for aviation in near real time (NRT) is presented. A polarization lidar allows for the identification of irregular-shaped particles such as volcanic dust and ... -
An explicit formulation for the retrieval of the overlap function in an elastic and Raman aerosol lidar
(European Geosciences Union (EGU), 2023-06-15)
Article
Open AccessWe derive an explicit (i.e., non-iterative) formula for the retrieval of the overlap function in an aerosol lidar with both elastic and Raman N2 and/or O2 channels used for independent measurements of aerosol backscatter ...
