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First 408 results for ” Arno Keppens”

1. Validation of Aura-OMI QA4ECV NO2 climate data records with ground-based DOAS networks: the role of measurement and comparison uncertainties
   S Compernolle, T Verhoelst, G Pinardi, J Granville, D Hubert, A Keppens, ......, F Boersma, ......, H Eskes, ......, A Piters, ......, J van Geffen, Et al | Status: published | Journal: Atm. Chem. Phys. | Year: 2020 | doi: 10.5194/acp-20-8017-2020

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2. Quality assessment of the Ozone_cci Climate Research Data Package (release 2017) - Part 2: Ground-based validation of nadir ozone profile data products
   A Keppens, ....., JCA van Peet, RJ van der A, Et al. | Status: published | Journal: Atmospheric Measurement Techniques | Year: 2018 | First page: 3769 | Last page: 3800 | doi: 10.5194/amt-11-3769-2018

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3. Validation of the Sentinel-5 Precursor TROPOMI cloud data with Cloudnet, Aura OMI O₂–O₂ , MODIS, and Suomi-NPP VIIRS

   Accurate knowledge of cloud properties is essential to the measurement of atmospheric composition...

   Steven Compernolle, Athina Argyrouli, Ronny Lutz, Maarten Sneep, Jean-Christopher Lambert, Ann Mari Fjæraa, Daan Hubert, Arno Keppens, Diego Loyola, Ewan Ewan O'Connor, Fabian Romahn, Piet Stammes, Tijl Verhoelst and Ping Wang | Journal: Atmospheric Measurement Techniques | Volume: 14 | Year: 2021 | First page: 2451 | Last page: 2476 | doi: 10.5194/amt-14-2451-2021

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4. TROPOMI tropospheric ozone column data: geophysical assessment and comparison to ozonesondes, GOME-2B and OMI

   Ozone in the troposphere affects humans and ecosystems as a pollutant and as a greenhouse gas. Ob...

   Hubert, D., Heue, K.-P., Lambert, J.-C., Verhoelst, T., Allaart, M., Compernolle, S., Cullis, P. D., Dehn, A., Félix, C., Johnson, B. J., Keppens, A., Kollonige, D. E., Lerot, C., Loyola, D., Maata, M., Mitro, S., Mohamad, M., Piters, A., Romahn, F., Selkirk, H. B., da Silva, F. R., Stauffer, R. M., Thompson, A. M., Veefkind, J. P., Vömel, H., Witte, J. C., and Zehner, C. | Journal: Atmos. Meas. Tech. | Volume: 14 | Year: 2021 | First page: 7405 | Last page: 7433 | doi: 10.5194/amt-14-7405-2021

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5. Validation of Aura-OMI QA4ECV NO2 climate data records with ground-based DOAS networks: the role of measurement and comparison uncertainties

   The QA4ECV (Quality Assurance for Essential Climate Variables) version 1.1 stratospheric and trop...

   Compernolle, S., Verhoelst, T., Pinardi, G., Granville, J., Hubert, D., Keppens, A., Niemeijer, S., Rino, B., Bais, A., Beirle, S., Boersma, K.F., Burrows, J.P., De Smedt, I., Eskes, H., Goutail, F., Hendrick, F., Lorente, A., Pazmino, A., Piters, A., Peters, E., Pommereau, J.-P., Remmers, J., Richter, A., van Geffen, J., Van Roozendael, M., Wagner, T. and Lambert, J.-C | Journal: Atmospheric Chemistry and Physics | Volume: 20 | Year: 2020 | doi: https://doi.org/10.5194/acp-20-8017-2020

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