2025 Assessing the impact of aerosols in the optical telecommunication links availability using sun and lunar photometry at 1064 and 1550 nm (ANAtOLIA) 2024 Calibration at Izaña station of 50 TENUM Calitoo sun-photometers 2023 Aerosol properties derived from COCCON ground-based Fourier Transform spectra Langley – Ratio calibration method ESA Project 2: Maintenance of lunar photometer and lunar irradiance model (2020-2023) Measuring column spectral aerosol single scattering albedo at multiple wavelengths in the UV, visible, and near IR using multi-filter rotating shadow band radiometers (MFRSR’s) 2021-2022 Spectral lunar irradiance measurement campaign at IARC Aerosol Radiative Forcing and Efficiency of the La Palma Volcanic Plume over the Izaña Observatory Long-term characterisation of the vertical structure of the Saharan Air Layer over the Canary Islands using lidar and radiosondes profiles: implications for radiative and cloud processes over the subtropical Atlantic Ocean Water Vapor Retrievals from Spectral Direct Irradiance Measured with an EKO MS-711 Spectroradiometer – Intercomparison with Other Techniques Aerosols in LEarning about climate throughout Measurements By Instrument assuring data Quality (ALEMBIQ) 2019-2020 Aerosol retrievals from the EKO MS-711 spectral direct irradiance measurements and corrections of the circumsolar radiation Column Integrated Water Vapour and Aerosol Load Characterization with the New ZEN-R52 Radiometer Evaluation of night-time aerosol measurements and lunar irradiance models in the frame of the first multi-instrument nocturnal intercomparison campaign Correction of a lunar-irradiance model for aerosol optical depth retrieval andcomparison with a star photometer Field test of the Mars 2020 Rover Mission in terrain analogous to Mars in Teide Peak Color Sky Quality Meter (CoSQM) Prede/PFR/Cimel/Brewer/FTIR/EKO/ Pandora intercomparison project Spectral Aerosol Optical Depth Retrievals by Ground-Based Fourier Transform Infrared Spectrometry Long-term (2005-2015) comprehensive assessment of GAW-PFR and AERONET-Cimel AOD intercomparability and traceability using 1 min synchronous measurements ESA project 1: Lunar spectral irradiance measurement and modelling for absolute calibration of EO optical sensors (2017-2019) 2017-2018 Design, development and testing of a new low-cost and robust zenith-looking multi narrowband radiometer (ZEN) for AOD retrieval Validation of AOD in UV range using double Brewer spectrophotometers Low-cost hand-held sunphotometer assessment Development of synergy photometer/lidar methodologies for retrieving vertical aerosol extinction Validation of the IASI level 2 temperature, humidity, and trace gas products (VALIASI) at Izaña with FTIR high-quality in-situ measurements Lunar Photometry: Assessment of nocturnal Aerosol Optical Depth from lunar photometry Lunar Photometry Campaign and Workshop Izaña 2017 ESA project: lunar spectral irradiance measurement and modelling for absolute calibration of Earth Orbiting optical sensors 2014-2016 The reconstruction of a 73-year time series of AOD at 500 nm by using artificial neural networks Development and testing of several lunar photometer prototypes and the new Triple(Sun-Lunar-Sky) CE318-T photometer Research on water vapor isotopologues with Fourier Transform Infrared Technique AOD from PANDORA photometer Sun-photometry Training Course