Massimo Valeri

ORCID: 0000-0001-5041-9000
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About
Contact & Profiles
Research Areas
  • Atmospheric Ozone and Climate
  • Atmospheric and Environmental Gas Dynamics
  • Atmospheric chemistry and aerosols
  • Calibration and Measurement Techniques
  • Air Quality Monitoring and Forecasting
  • Meteorological Phenomena and Simulations
  • Atmospheric aerosols and clouds
  • Air Quality and Health Impacts
  • Yersinia bacterium, plague, ectoparasites research
  • Marine Bivalve and Aquaculture Studies
  • Clostridium difficile and Clostridium perfringens research
  • Vibrio bacteria research studies
  • Streptococcal Infections and Treatments
  • Water Quality Monitoring and Analysis
  • Ocean Waves and Remote Sensing
  • Tropical and Extratropical Cyclones Research
  • Climate variability and models
  • Planetary Science and Exploration
  • Identification and Quantification in Food

University of Bologna
2009-2018

Institute of Atmospheric Sciences and Climate
2016-2018

Osservatorio astronomico di Bologna
2017

Pollutants information can be retrieved from visible (VIS) and ultraviolet (UV) diffuse solar spectra exploiting Multi-AXis Differential Optical Absorption Spectroscopy (MAX-DOAS) instruments. In May 2021, the Italian research institute CNR-ISAC acquired deployed a MAX-DOAS system SkySpec-2D. It is located in “Giorgio Fea” observatory San Pietro Capofiume (SPC), middle of Po Valley, where it has constantly zenith off-axis since 1st October 2021. This work presents tropospheric NO2 aerosol...

10.3390/rs17061035 article EN cc-by Remote Sensing 2025-03-15

In the past, possibility to retrieve total column of water vapour (TCWV) from thermal infrared (TIR) day and night measurements above surfaces dual-view Along Track Scanning Radiometers (ATSR) has been demonstrated, an algorithm, named Advanced InfrarRed Water Vapour Estimator (AIRWAVE), was developed successfully applied (A)ATSR instrument series. A similar instrument, Sea Land Surface Temperature Radiometer (SLSTR), is currently operating on board Sentinel 3 satellite this paper, we...

10.3390/rs17071205 article EN cc-by Remote Sensing 2025-03-28

Abstract. Atmospheric emissions of carbon tetrachloride (CCl4) are regulated by the Montreal Protocol due to its role as a strong ozone-depleting substance. The molecule has been subject recent increased interest consequence so-called mystery CCl4, discrepancy between atmospheric observations and reported production consumption. Surface measurements CCl4 concentrations have declined at rate almost 3 times lower than lifetime-limited rate, suggesting persistent despite ban. In this paper, we...

10.5194/acp-17-10143-2017 article EN cc-by Atmospheric chemistry and physics 2017-08-30

Abstract. The Michelson Interferometer for Passive Atmospheric Sounding (MIPAS) is a Fourier transform spectrometer that measured mid-infrared atmospheric limb emission spectra from July 2002 to April 2012 on board the polar-orbiting satellite ENVISAT. We have used MIPAS data study latitudinal variations of phosgene (COCl2 or carbonyl chloride) and, first time, its seasonal variation in upper troposphere/lower stratosphere region (UTLS). Retrievals were made using 830–860 cm−1 region,...

10.5194/amt-9-4655-2016 article EN cc-by Atmospheric measurement techniques 2016-09-20

Abstract. We aim to evaluate the NO2 absorption effect in aerosol columnar properties, namely optical depth (AOD), Ångström exponent (AE), and single scattering albedo (SSA), derived from sun–sky radiometers addition possible retrieval algorithm improvements by using more accurate characterization of co-located or satellite-based real-time measurements. For this purpose, we employ multiannual (2017–2022) records AOD, AE, SSA collected sun photometers at an urban a suburban site Rome area...

10.5194/amt-16-2989-2023 article EN cc-by Atmospheric measurement techniques 2023-06-15

Bivalve molluscs from Adriatic sea were analyzed for V. parahaemolyticus, cholerae e vulnificus presence. The isolates on TCBS Agar and m-CPC selected the basis of a new biochemical screening, that showed good performance, because among 2344 strains primary culture only 237 (10%) presumptively assigned to species interest. PCR analyses was performed target genes toxR hlyA, ctxA, tcpI (V. cholerae), toxR, tl, tdh, trh parahaemolyticus), vvhA viuB vulnificus). Among 9 confirmed belong...

10.4081/ijfs.2008.4.33 article EN cc-by-nc Italian Journal of Food Safety 2009-06-21

Abstract. The Michelson Interferometer for Passive Atmospheric Sounding (MIPAS) measured the middle-infrared limb emission spectrum of atmosphere from 2002 to 2012 on board ENVISAT, a polar-orbiting satellite. Recently, European Space Agency (ESA) completed final reprocessing MIPAS measurements, using version 8 level 1 and 2 processors, which include more accurate models, processing strategies, auxiliary data. list retrieved gases has been extended, it now includes number new species with...

10.5194/amt-14-7959-2021 article EN cc-by Atmospheric measurement techniques 2021-12-21

Abstract. Atmospheric emissions of Carbon tetrachloride CCl4 are regulated by the Montreal Protocol due to its role as a strong ozone-depleting substance. The molecule has been subject recent increased interest consequence so called ``mystery CCl4,'' discrepancy between atmospheric observations and reported production consumption. Surface measurements concentrations have declined at rate almost three times smaller than lifetime-limited rate, suggesting persistent despite ban. In this paper,...

10.5194/acp-2016-1163 article EN cc-by 2017-03-02

Multi-AXis Differential Optical Absorption Spectroscopy (MAX-DOAS) instruments are used worldwide to retrieve pollutant information from visible (VIS) and ultra-violet (UV) diffuse solar spectra. A similar instrument, able meet the Fiducial Reference Measurements for DOAS (FRM4DOAS) standard requirements, is not yet present in Po Valley (Italy), one of most polluted regions Europe. Our purpose close this gap exploiting SkySpec-2D, a FRM4DOAS-compliant MAX-DOAS instrument bought by Italian...

10.3390/rs14163881 article EN cc-by Remote Sensing 2022-08-10

Abstract. The Michelson Interferometer for Passive Atmospheric Sounding (MIPAS) measured the middle-infrared limb emission spectrum of atmosphere from 2002 to 2012 on board ENVISAT, a polar-orbiting satellite. Recently, European Space Agency (ESA) completed final reprocessing MIPAS measurements, using Version 8 Level 1 and 2 processors, which include more accurate models, processing strategies auxiliary data. list retrieved gases has been extended, it now includes number new species with weak...

10.5194/amt-2021-115 article EN cc-by 2021-06-21

Abstract. The Michelson Interferometer for Passive Atmospheric Sounding (MIPAS) is a Fourier Transform Spectrometer that measured mid-infrared atmospheric limb emission spectra from July 2002 to April 2012 on board the polar-orbiting satellite ENVISAT. We have used MIPAS data study latitudinal variations of phosgene (COCl2 or carbonyl chloride) and, first time, its seasonal variation in upper troposphere lower stratosphere region (UTLS). Retrievals were made using 830–860 cm−1 region,...

10.5194/amt-2016-62 preprint EN cc-by 2016-05-02

Aerosol Optical Depth (AOD) retrieval from sunphotometric measurements is sensitive to the concentration of atmospheric gases (e.g. NO2), particularly in UV and lower visible spectral range. Current algorithms used aerosol networks  either use  climatological NO2 estimate corresponding absorption or it totally ignored . atmosphere characterized by high spatial temporal variations, especially urban areas. Thus, climatological values are rarely representative actual...

10.5194/egusphere-egu23-8642 preprint EN 2023-02-25

Abstract. We aim to evaluate the NO2 absorption effect in aerosol properties derived from sun-sky radiometers as well possible retrieval algorithm improvements by using more accurate characterization of optical depth. For this purpose, we employ multiannual (2017–2022) records Aerosol Optical Depth (AOD), Ångström Exponent (AE) and Single Scattering Albedo (SSA) collected sun photometers at an urban a suburban site Rome area (Italy) framework both AERONET SKYNET networks. The uncertainties...

10.5194/amt-2022-319 preprint EN cc-by 2022-12-02
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