H2CO | Publications

Details: Category: 2025

Preprint:
Stavrakou, T., Müller, J.-F., De Smedt, I., Van Roozendael, M., van der Werf, G. R., Giglio, L., Guenther, A. (2009). Evaluating the performance of pyrogenic and biogenic emission inventories against one decade of space-based formaldehyde columns. Atmospheric Chemistry and Physics, 9(3), 1037-1060. https://doi.org/10.5194/acp-9-1037-2009

Details: Category: 2025

Ayazpour, Z., González Abad, G., Nowlan, C. R., Sun, K., Kwon, H., Chan Miller, C., Chong, H., Wang, H., Liu, X., Chance, K., O'Sullivan, E., Zhu, L., Vigouroux, C., De Smedt, I., Stremme, W., Hannigan, J. W., Notholt, J., Sun, X., Palm, M., … Zhou, M. (2025). Aura Ozone Monitoring Instrument (OMI) Collection 4 Formaldehyde Products. Earth and Space Science, 12(2). https://doi.org/10.1029/2024ea003792 (Belgian institutional Open Access repository for Federal Science)

Details: Category: 2025

Fadnavis, S., Elshorbany, Y., Ziemke, J., Barret, B., Rap, A., Chandran, P. R. S., Pope, R. J., Sagar, V., Taraborrelli, D., Le Flochmoen, E., Cuesta, J., Wespes, C., Boersma, F., Glissenaar, I., De Smedt, I., Van Roozendael, M., Petetin, H., Anglou, I. (2025). Influence of nitrogen oxides and volatile organic compounds emission changes on tropospheric ozone variability, trends and radiative effect. Atmospheric Chemistry and Physics, 25(14), 8229-8254. https://doi.org/10.5194/acp-25-8229-2025 (Belgian institutional Open Access repository for Federal Science)

Details: Category: 2025

Fu, W., Zhu, L., Kwon, H., Park, R. J., Lee, G. T., De Smedt, I., Liu, S., Li, X., Chen, Y., Pu, D., Li, J., Zuo, X., Zhang, P., Li, Y., Yan, Z., Zhang, X., Zhang, J., Wu, X., Shen, H., … Yang, X. (2024). Evaluating GEMS HCHO Retrievals With TROPOMI Product, Pandora Observations and GEOS-Chem Simulations. Earth and Space Science, 12(1). https://doi.org/10.1029/2024ea003894 (Belgian institutional Open Access repository for Federal Science)

Details: Category: 2025

Huang, M., Carmichael, G. R., Bowman, K. W., De Smedt, I., Colliander, A., Cosh, M. H., Kumar, S. V., Guenther, A. B., Janz, S. J., Stauffer, R. M., Thompson, A. M., Fedkin, N. M., Swap, R. J., Bolten, J. D., Joseph, A. T. (2025). Reactive nitrogen in and around the northeastern and mid-Atlantic US: sources, sinks and connections with ozone. Atmospheric Chemistry and Physics, 25(3), 1449-1476. https://doi.org/10.5194/acp-25-1449-2025 (Belgian institutional Open Access repository for Federal Science)

Details: Category: 2025

Liao, J., Wolfe, G. M., Kotsakis, A. E., Nicely, J. M., St. Clair, J. M., Hanisco, T. F., González Abad, G., Nowlan, C. R., Ayazpour, Z., De Smedt, I., Apel, E. C., Hornbrook, R. S. (2025). Validation of formaldehyde products from three satellite retrievals (OMI SAO, OMPS-NPP SAO and OMI BIRA) in the marine atmosphere with four seasons of Atmospheric Tomography Mission (ATom) aircraft observations. Atmospheric Measurement Techniques, 18(1), 1-16. https://doi.org/10.5194/amt-18-1-2025 (Belgian institutional Open Access repository for Federal Science)

Details: Category: 2025

Lin, M., Xie, Y., De Smedt, I., Horowitz, L. W. (2025). Ozone Pollution Extremes in Southeast China Exacerbated by Reduced Uptake by Vegetation During Hot Droughts. Geophysical Research Letters, 52(8). https://doi.org/10.1029/2025gl114934 (Belgian institutional Open Access repository for Federal Science)

Details: Category: 2025

Opacka, B., Stavrakou, T., Müller, J.-F., De Smedt, I., van Geffen, J., Marais, E. A., Horner, R. P., Millet, D. B., Wells, K. C., Guenther, A. B. (2025). Natural emissions of VOC and NOx over Africa constrained by TROPOMI HCHO and NO2 data using the MAGRITTEv1.1 model. Atmospheric Chemistry and Physics, 25(5), 2863-2894. https://doi.org/10.5194/acp-25-2863-2025 (Belgian institutional Open Access repository for Federal Science)

Details: Category: 2025

Theys, N., Yu, H., Franco, B., Clarisse, L., Volkamer, R., Cha, H., Kim, J., De Smedt, I., Stavrakou, T., van Gent, J., Van Roozendael, M. (2025). Atmospheric HONO Observed Over Global Biomass Burning Regions Using Satellite Observations of TROPOMI and GEMS. Journal of Geophysical Research: Atmospheres, 130(8). https://doi.org/10.1029/2024jd043163 (Belgian institutional Open Access repository for Federal Science)

Details: Category: 2025

Wang, D., Pu, D., De Smedt, I., Zhu, L., Yang, X., Sun, W., Xia, H., Song, Z., Li, X., Li, J., Zhang, A., Feng, X., Chen, Y., Yang, X., Fu, T.-M., Wang, J. (2025). Evolution of global O3-NOx-VOCs sensitivity before and after the COVID-19 from the ratio of formaldehyde to NO2 from satellite observations. Journal of Environmental Sciences, 156, 102-113. https://doi.org/10.1016/j.jes.2024.07.029 (Belgian institutional Open Access repository for Federal Science)

Details: Category: 2025

Yu, H., De Smedt, I., Theys, N., Sneep, M., Veefkind, P., Van Roozendael, M. (2025). Harmonized cloud datasets for the Ozone Monitoring Instrument (OMI) and TROPOspheric Monitoring Instrument (TROPOMI) using the O2-O2 477 nm absorption band. Atmospheric Measurement Techniques, 18(17), 4131-4163. https://doi.org/10.5194/amt-18-4131-2025 (Belgian institutional Open Access repository for Federal Science)

Details: Category: 2025

Zhang, Y., Yu, H., De Smedt, I., Lin, J., Theys, N., Van Roozendael, M., Pinardi, G., Compernolle, S., Ni, R., Ren, F., Wang, S., Chen, L., Van Geffen, J., Liu, M., Cede, A. M., Tiefengraber, M., Merlaud, A., Friedrich, M. M., Richter, A., … Fabris, L. (2025). Global retrieval of TROPOMI tropospheric HCHO and NO2 columns with improved consistency based on the updated Peking University OMI NO2 algorithm. Atmospheric Measurement Techniques, 18(7), 1561-1589. https://doi.org/10.5194/amt-18-1561-2025 (Belgian institutional Open Access repository for Federal Science)

Details: Category: 2024

Elshorbany, Y., Ziemke, J. R., Strode, S., Petetin, H., Miyazaki, K., De Smedt, I., Pickering, K., Seguel, R. J., Worden, H., Emmerichs, T., Taraborrelli, D., Cazorla, M., Fadnavis, S., Buchholz, R. R., Gaubert, B., Rojas, N. Y., Nogueira, T., Salameh, T., Huang, M. (2024). Tropospheric ozone precursors: global and regional distributions, trends and variability. Atmospheric Chemistry and Physics, 24(21), 12225-12257. https://doi.org/10.5194/acp-24-12225-2024 (Belgian institutional Open Access repository for Federal Science)

Details: Category: 2024

Ha, E. S., Park, R. J., Kwon, H.-A., Lee, G. T., Lee, S. D., Shin, S., Lee, D.-W., Hong, H., Lerot, C., De Smedt, I., Danckaert, T., Hendrick, F., Irie, H. (2024). First evaluation of the GEMS glyoxal products against TROPOMI and ground-based measurements. Atmospheric Measurement Techniques, 17(21), 6369-6384. https://doi.org/10.5194/amt-17-6369-2024 (Belgian institutional Open Access repository for Federal Science)

Details: Category: 2024

Lee, G. T., Park, R. J., Kwon, H.-A., Ha, E. S., Lee, S. D., Shin, S., Ahn, M.-H., Kang, M., Choi, Y.-S., Kim, G., Lee, D.-W., Kim, D.-R., Hong, H., Langerock, B., Vigouroux, C., Lerot, C., Hendrick, F., Pinardi, G., De Smedt, I., … Kim, J. (2024). First evaluation of the GEMS formaldehyde product against TROPOMI and ground-based column measurements during the in-orbit test period. Atmospheric Chemistry and Physics, 24(8), 4733-4749. https://doi.org/10.5194/acp-24-4733-2024 (Belgian institutional Open Access repository for Federal Science)

Details: Category: 2024

Li, X., Zhu, L., De Smedt, I., Sun, W., Chen, Y., Shu, L., Wang, D., Liu, S., Pu, D., Li, J., Zuo, X., Fu, W., Li, Y., Zhang, P., Yan, Z., Fu, T., Shen, H., Wang, C., Ye, J., Yang, X. (2024). Global Temperature Dependency of Biogenic HCHO Columns Observed From Space: Interpretation of TROPOMI Results Using GEOS-Chem Model. Journal of Geophysical Research: Atmospheres, 129(21). https://doi.org/10.1029/2024jd041784 (Belgian institutional Open Access repository for Federal Science)

Details: Category: 2024

Müller, J.-F., Stavrakou, T., Oomen, G.-M., Opacka, B., De Smedt, I., Guenther, A., Vigouroux, C., Langerock, B., Aquino, C. A. B., Grutter, M., Hannigan, J., Hase, F., Kivi, R., Lutsch, E., Mahieu, E., Makarova, M., Metzger, J.-M., Morino, I., Murata, I., … Fried, A. (2024). Bias correction of OMI HCHO columns based on FTIR and aircraft measurements and impact on top-down emission estimates. Atmospheric Chemistry and Physics, 24(4), 2207-2237. https://doi.org/10.5194/acp-24-2207-2024 (Belgian institutional Open Access repository for Federal Science)

Details: Category: 2024

Oomen, G.-M., Müller, J.-F., Stavrakou, T., De Smedt, I., Blumenstock, T., Kivi, R., Makarova, M., Palm, M., Röhling, A., Té, Y., Vigouroux, C., Friedrich, M. M., Frieß, U., Hendrick, F., Merlaud, A., Piters, A., Richter, A., Van Roozendael, M., Wagner, T. (2024). Weekly derived top-down volatile-organic-compound fluxes over Europe from TROPOMI HCHO data from 2018 to 2021. Atmospheric Chemistry and Physics, 24(1), 449-474. https://doi.org/10.5194/acp-24-449-2024 (Belgian institutional Open Access repository for Federal Science)

Details: Category: 2024

Pu, D., Zhu, L., Shen, H., Smedt, I. D., Ye, J., Li, J., Shu, L., Wang, D., Li, X., Zuo, X., Yang, X., Fu, T.-M. (2024). Integrated satellite observations unravel the relationship between urbanization and anthropogenic non-methane volatile organic compound emissions globally. Npj Climate and Atmospheric Science, 7(1). https://doi.org/10.1038/s41612-024-00683-5 (Belgian institutional Open Access repository for Federal Science)

Details: Category: 2023

Biswas, M. S., Mali, P., Lerot, C., De Smedt, I., Mahajan, A. S. (2023). Study of atmospheric glyoxal using multiple axis differential optical spectroscopy (MAX-DOAS) in India. Atmospheric Environment, 314, 120109. https://doi.org/10.1016/j.atmosenv.2023.120109 (Belgian institutional Open Access repository for Federal Science)

Details: Category: 2023

Lerot, C., Müller, J. -F., Theys, N., De Smedt, I., Stavrakou, T., Van Roozendael, M. (2023). Satellite Evidence for Glyoxal Depletion in Elevated Fire Plumes. Geophysical Research Letters, 50(4). https://doi.org/10.1029/2022gl102195 (Belgian institutional Open Access repository for Federal Science)

Details: Category: 2023

Nowlan, C. R., González Abad, G., Kwon, H., Ayazpour, Z., Chan Miller, C., Chance, K., Chong, H., Liu, X., O'Sullivan, E., Wang, H., Zhu, L., De Smedt, I., Jaross, G., Seftor, C., Sun, K. (2023). Global Formaldehyde Products From the Ozone Mapping and Profiler Suite (OMPS) Nadir Mappers on Suomi NPP and NOAA-20. Earth and Space Science, 10(5). https://doi.org/10.1029/2022ea002643 (Belgian institutional Open Access repository for Federal Science)

Details: Category: 2023

Yombo Phaka, R., Merlaud, A., Pinardi, G., Friedrich, M. M., Van Roozendael, M., Müller, J.-F., Stavrakou, T., De Smedt, I., Hendrick, F., Dimitropoulou, E., Bopili Mbotia Lepiba, R., Phuku Phuati, E., Djibi, B. L., Jacobs, L., Fayt, C., Mbungu Tsumbu, J.-P., Mahieu, E. (2023). Ground-based Multi-AXis Differential Optical Absorption Spectroscopy (MAX-DOAS) observations of NO2 and H2CO at Kinshasa and comparisons with TROPOMI observations. Atmospheric Measurement Techniques, 16(21), 5029-5050. https://doi.org/10.5194/amt-16-5029-2023 (Belgian institutional Open Access repository for Federal Science)

Details: Category: 2023

Zuo, X., Sun, W., De Smedt, I., Li, X., Liu, S., Pu, D., Sun, S., Li, J., Chen, Y., Fu, W., Zhang, P., Li, Y., Yang, X., Fu, T., Shen, H., Ye, J., Wang, C., Zhu, L. (2023). Observing Downwind Structures of Urban HCHO Plumes From Space: Implications to Non-Methane Volatile Organic Compound Emissions. Geophysical Research Letters, 50(24). https://doi.org/10.1029/2023gl106062 (Belgian institutional Open Access repository for Federal Science)

Details: Category: 2022

Bauwens, M., Verreyken, B., Stavrakou, T., Müller, J.-F., Smedt, I. D. (2022). Spaceborne evidence for significant anthropogenic VOC trends in Asian cities over 2005-2019. Environmental Research Letters, 17(1), 015008. https://doi.org/10.1088/1748-9326/ac46eb (Belgian institutional Open Access repository for Federal Science)

Details: Category: 2022

Levelt, P. F., Stein Zweers, D. C., Aben, I., Bauwens, M., Borsdorff, T., De Smedt, I., Eskes, H. J., Lerot, C., Loyola, D. G., Romahn, F., Stavrakou, T., Theys, N., Van Roozendael, M., Veefkind, J. P., Verhoelst, T. (2022). Air quality impacts of COVID-19 lockdown measures detected from space using high spatial resolution observations of multiple trace gases from Sentinel-5P/TROPOMI. Atmospheric Chemistry and Physics, 22(15), 10319-10351. https://doi.org/10.5194/acp-22-10319-2022 (Belgian institutional Open Access repository for Federal Science)

Details: Category: 2022

Morfopoulos, C., Müller, J., Stavrakou, T., Bauwens, M., De Smedt, I., Friedlingstein, P., Prentice, I. C., Regnier, P. (2021). Vegetation responses to climate extremes recorded by remotely sensed atmospheric formaldehyde. Global Change Biology, 28(5), 1809-1822. https://doi.org/10.1111/gcb.15880 (Belgian institutional Open Access repository for Federal Science)

Details: Category: 2022

Opacka, B., Müller, J.-F., Stavrakou, T., Miralles, D. G., Koppa, A., Pagán, B. R., Potosnak, M. J., Seco, R., De Smedt, I., Guenther, A. B. (2022). Impact of Drought on Isoprene Fluxes Assessed Using Field Data, Satellite-Based GLEAM Soil Moisture and HCHO Observations from OMI. Remote Sensing, 14(9), 2021. https://doi.org/10.3390/rs14092021 (Belgian institutional Open Access repository for Federal Science)

Details: Category: 2022

Wang, P., Holloway, T., Bindl, M., Harkey, M., De Smedt, I. (2022). Ambient Formaldehyde over the United States from Ground-Based (AQS) and Satellite (OMI) Observations. Remote Sensing, 14(9), 2191. https://doi.org/10.3390/rs14092191 (Belgian institutional Open Access repository for Federal Science)

Details: Category: 2022

Wang, Y., Yang, X., Wu, K., Mei, H., De Smedt, I., Wang, S., Fan, J., Lyu, S., He, C. (2022). Long-term trends of ozone and precursors from 2013 to 2020 in a megacity (Chengdu), China: Evidence of changing emissions and chemistry. Atmospheric Research, 278, 106309. https://doi.org/10.1016/j.atmosres.2022.106309 (Belgian institutional Open Access repository for Federal Science)

Details: Category: 2022

Zhao, T., Mao, J., Simpson, W. R., De Smedt, I., Zhu, L., Hanisco, T. F., Wolfe, G. M., St. Clair, J. M., González Abad, G., Nowlan, C. R., Barletta, B., Meinardi, S., Blake, D. R., Apel, E. C., Hornbrook, R. S. (2022). Source and variability of formaldehyde (HCHO) at northern high latitudes: an integrated satellite, aircraft and model study. Atmospheric Chemistry and Physics, 22(11), 7163-7178. https://doi.org/10.5194/acp-22-7163-2022 (Belgian institutional Open Access repository for Federal Science)

Details: Category: 2021

Biswas, M. S., Pandithurai, G., Aslam, M. Y., Patil, R. D., Anilkumar, V., Dudhambe, S. D., Lerot, C., De Smedt, I., Van Roozendael, M., Mahajan, A. S. (2021). Effect of Boundary Layer Evolution on Nitrogen Dioxide (NO2) and Formaldehyde (HCHO) Concentrations at a High-altitude Observatory in Western India. Aerosol and Air Quality Research, 21(3), 200193. https://doi.org/10.4209/aaqr.2020.05.0193 (Belgian institutional Open Access repository for Federal Science)

Details: Category: 2021

De Smedt, I., Pinardi, G., Vigouroux, C., Compernolle, S., Bais, A., Benavent, N., Boersma, F., Chan, K.-L., Donner, S., Eichmann, K.-U., Hedelt, P., Hendrick, F., Irie, H., Kumar, V., Lambert, J.-C., Langerock, B., Lerot, C., Liu, C., Loyola, D., … Van Roozendael, M. (2021). Comparative assessment of TROPOMI and OMI formaldehyde observations and validation against MAX-DOAS network column measurements. Atmospheric Chemistry and Physics, 21(16), 12561-12593. https://doi.org/10.5194/acp-21-12561-2021 (Belgian institutional Open Access repository for Federal Science)

Details: Category: 2021

Franco, B., Blumenstock, T., Cho, C., Clarisse, L., Clerbaux, C., Coheur, P.-F., De Mazière, M., De Smedt, I., Dorn, H.-P., Emmerichs, T., Fuchs, H., Gkatzelis, G., Griffith, D. W. T., Gromov, S., Hannigan, J. W., Hase, F., Hohaus, T., Jones, N., Kerkweg, A., … Taraborrelli, D. (2021). Ubiquitous atmospheric production of organic acids mediated by cloud droplets. Nature, 593(7858), 233-237. https://doi.org/10.1038/s41586-021-03462-x (Belgian institutional Open Access repository for Federal Science)

Details: Category: 2021

Lerot, C., Hendrick, F., Van Roozendael, M., Alvarado, L. M. A., Richter, A., De Smedt, I., Theys, N., Vlietinck, J., Yu, H., Van Gent, J., Stavrakou, T., Müller, J.-F., Valks, P., Loyola, D., Irie, H., Kumar, V., Wagner, T., Schreier, S. F., Sinha, V., … Retscher, C. (2021). Glyoxal tropospheric column retrievals from TROPOMI - multi-satellite intercomparison and ground-based validation. Atmospheric Measurement Techniques, 14(12), 7775-7807. https://doi.org/10.5194/amt-14-7775-2021 (Belgian institutional Open Access repository for Federal Science)

Details: Category: 2021

Stavrakou, T., Müller, J.-F., Bauwens, M., Doumbia, T., Elguindi, N., Darras, S., Granier, C., Smedt, I. D., Lerot, C., Van Roozendael, M., Franco, B., Clarisse, L., Clerbaux, C., Coheur, P.-F., Liu, Y., Wang, T., Shi, X., Gaubert, B., Tilmes, S., Brasseur, G. (2021). Atmospheric Impacts of COVID-19 on NOx and VOC Levels over China Based on TROPOMI and IASI Satellite Data and Modeling. Atmosphere, 12(8), 946. https://doi.org/10.3390/atmos12080946 (Belgian institutional Open Access repository for Federal Science)

Details: Category: 2021

Sun, W., Zhu, L., De Smedt, I., Bai, B., Pu, D., Chen, Y., Shu, L., Wang, D., Fu, T., Wang, X., Yang, X. (2021). Global Significant Changes in Formaldehyde (HCHO) Columns Observed From Space at the Early Stage of the COVID-19 Pandemic. Geophysical Research Letters, 48(4). https://doi.org/10.1029/2020gl091265 (Belgian institutional Open Access repository for Federal Science)

Details: Category: 2020

Chan, K. L., Wiegner, M., van Geffen, J., De Smedt, I., Alberti, C., Cheng, Z., Ye, S., Wenig, M. (2020). MAX-DOAS measurements of tropospheric NO2 and HCHO in Munich and the comparison to OMI and TROPOMI satellite observations. Atmospheric Measurement Techniques, 13(8), 4499-4520. https://doi.org/10.5194/amt-13-4499-2020 (Belgian institutional Open Access repository for Federal Science)

Details: Category: 2020

Jin, X., Fiore, A., Boersma, K. F., Smedt, I. D., Valin, L. (2020). Inferring Changes in Summertime Surface Ozone-NOx-VOC Chemistry over U.S. Urban Areas from Two Decades of Satellite and Ground-Based Observations. Environmental Science & Technology, 54(11), 6518-6529. https://doi.org/10.1021/acs.est.9b07785 (Belgian institutional Open Access repository for Federal Science)

Details: Category: 2020

Li, K., Jacob, D. J., Shen, L., Lu, X., De Smedt, I., Liao, H. (2020). Increases in surface ozone pollution in China from 2013 to 2019: anthropogenic and meteorological influences. Atmospheric Chemistry and Physics, 20(19), 11423-11433. https://doi.org/10.5194/acp-20-11423-2020 (Belgian institutional Open Access repository for Federal Science)

Details: Category: 2020

Vigouroux, C., Langerock, B., Bauer Aquino, C. A., Blumenstock, T., Cheng, Z., De Mazière, M., De Smedt, I., Grutter, M., Hannigan, J. W., Jones, N., Kivi, R., Loyola, D., Lutsch, E., Mahieu, E., Makarova, M., Metzger, J.-M., Morino, I., Murata, I., Nagahama, T., … Winkler, H. (2020). TROPOMI-Sentinel-5 Precursor formaldehyde validation using an extensive network of ground-based Fourier-transform infrared stations. Atmospheric Measurement Techniques, 13(7), 3751-3767. https://doi.org/10.5194/amt-13-3751-2020 (Belgian institutional Open Access repository for Federal Science)

Details: Category: 2019

Kwon, H.-A., Park, R. J., González Abad, G., Chance, K., Kurosu, T. P., Kim, J., De Smedt, I., Van Roozendael, M., Peters, E., Burrows, J. (2019). Description of a formaldehyde retrieval algorithm for the Geostationary Environment Monitoring Spectrometer (GEMS). Atmospheric Measurement Techniques, 12(7), 3551-3571. https://doi.org/10.5194/amt-12-3551-2019 (Belgian institutional Open Access repository for Federal Science)

Details: Category: 2019

Shen, L., Jacob, D. J., Zhu, L., Zhang, Q., Zheng, B., Sulprizio, M. P., Li, K., De Smedt, I., González Abad, G., Cao, H., Fu, T., Liao, H. (2019). The 2005-2016 Trends of Formaldehyde Columns Over China Observed by Satellites: Increasing Anthropogenic Emissions of Volatile Organic Compounds and Decreasing Agricultural Fire Emissions. Geophysical Research Letters, 46(8), 4468-4475. https://doi.org/10.1029/2019gl082172 (Belgian institutional Open Access repository for Federal Science)

Details: Category: 2019

Wang, Y., Dörner, S., Donner, S., Böhnke, S., De Smedt, I., Dickerson, R. R., Dong, Z., He, H., Li, Z., Li, Z., Li, D., Liu, D., Ren, X., Theys, N., Wang, Y., Wang, Y., Wang, Z., Xu, H., Xu, J., Wagner, T. (2019). Vertical profiles of NO2, SO2, HONO, HCHO, CHOCHO and aerosols derived from MAX-DOAS measurements at a rural site in the central western North China Plain and their relation to emission sources and effects of regional transport. Atmospheric Chemistry and Physics, 19(8), 5417-5449. https://doi.org/10.5194/acp-19-5417-2019 (Belgian institutional Open Access repository for Federal Science)

Details: Category: 2019

Zyrichidou, I., Balis, D., Koukouli, M. E., Drosoglou, T., Bais, A., Gratsea, M., Gerasopoulos, E., Liora, N., Poupkou, A., Giannaros, C., Melas, D., De Smedt, I., Van Roozendael, M., Van der A, R. J., Boersma, K. F., Valks, P., Richter, A. (2019). Adverse results of the economic crisis: A study on the emergence of enhanced formaldehyde (HCHO) levels seen from satellites over Greek urban sites. Atmospheric Research, 224, 42-51. https://doi.org/10.1016/j.atmosres.2019.03.017 (Belgian institutional Open Access repository for Federal Science)

Details: Category: 2018

Bai, J., de Leeuw, G., van der A, R., De Smedt, I., Theys, N., Van Roozendael, M., Sogacheva, L., Chai, W. (2018). Variations and photochemical transformations of atmospheric constituents in North China. Atmospheric Environment, 189, 213-226. https://doi.org/10.1016/j.atmosenv.2018.07.004 (Belgian institutional Open Access repository for Federal Science)

Details: Category: 2018

Cao, H., Fu, T.-M., Zhang, L., Henze, D. K., Miller, C. C., Lerot, C., Abad, G. G., De Smedt, I., Zhang, Q., van Roozendael, M., Hendrick, F., Chance, K., Li, J., Zheng, J., Zhao, Y. (2018). Adjoint inversion of Chinese non-methane volatile organic compound emissions using space-based observations of formaldehyde and glyoxal. Atmospheric Chemistry and Physics, 18(20), 15017-15046. https://doi.org/10.5194/acp-18-15017-2018 (Belgian institutional Open Access repository for Federal Science)

Details: Category: 2018

De Smedt, I., Theys, N., Yu, H., Danckaert, T., Lerot, C., Compernolle, S., Van Roozendael, M., Richter, A., Hilboll, A., Peters, E., Pedergnana, M., Loyola, D., Beirle, S., Wagner, T., Eskes, H., van Geffen, J., Boersma, K. F., Veefkind, P. (2018). Algorithm theoretical baseline for formaldehyde retrievals from S5P TROPOMI and from the QA4ECV project. Atmospheric Measurement Techniques, 11(4), 2395-2426. https://doi.org/10.5194/amt-11-2395-2018 (Belgian institutional Open Access repository for Federal Science)

Details: Category: 2018

Nightingale, J., Boersma, K. F., Muller, J.-P., Compernolle, S., Lambert, J.-C., Blessing, S., Giering, R., Gobron, N., De Smedt, I., Coheur, P., George, M., Schulz, J., Wood, A. (2018). Quality Assurance Framework Development Based on Six New ECV Data Products to Enhance User Confidence for Climate Applications. Remote Sensing, 10(8), 1254. https://doi.org/10.3390/rs10081254 (Belgian institutional Open Access repository for Federal Science)

Details: Category: 2018

Stavrakou, T., Müller, J. -F., Bauwens, M., De Smedt, I., Van Roozendael, M., Guenther, A. (2018). Impact of Short-Term Climate Variability on Volatile Organic Compounds Emissions Assessed Using OMI Satellite Formaldehyde Observations. Geophysical Research Letters, 45(16), 8681-8689. https://doi.org/10.1029/2018gl078676 (Belgian institutional Open Access repository for Federal Science)

Details: Category: 2018

Zara, M., Boersma, K. F., De Smedt, I., Richter, A., Peters, E., van Geffen, J. H. G. M., Beirle, S., Wagner, T., Van Roozendael, M., Marchenko, S., Lamsal, L. N., Eskes, H. J. (2018). Improved slant column density retrieval of nitrogen dioxide and formaldehyde for OMI and GOME-2A from QA4ECV: intercomparison, uncertainty characterization and trends. Atmospheric Measurement Techniques, 11(7), 4033-4058. https://doi.org/10.5194/amt-11-4033-2018 (Belgian institutional Open Access repository for Federal Science)

Details: Category: 2017

Gielen, C., Hendrick, F., Pinardi, G., De Smedt, I., Fayt, C., Hermans, C., Stavrakou, T., Bauwens, M., Müller, J.-F., Ndenzako, E., Nzohabonayo, P., Akimana, R., Niyonzima, S., Van Roozendael, M., De Mazière, M. (2017). Characterization of Central-African aerosol and trace-gas emissionsbased on MAX-DOAS measurements and model simulations overBujumbura, Burundi. Copernicus GmbH. https://doi.org/10.5194/acp-2016-1104

Details: Category: 2017

Jin, X., Fiore, A. M., Murray, L. T., Valin, L. C., Lamsal, L. N., Duncan, B., Folkert Boersma, K., De Smedt, I., Abad, G. G., Chance, K., Tonnesen, G. S. (2017). Evaluating a Space-Based Indicator of Surface Ozone-NOx-VOC Sensitivity Over Midlatitude Source Regions and Application to Decadal Trends. Journal of Geophysical Research: Atmospheres, 122(19). https://doi.org/10.1002/2017jd026720 (Belgian institutional Open Access repository for Federal Science)

Details: Category: 2017

Lorente, A., Folkert Boersma, K., Yu, H., Dörner, S., Hilboll, A., Richter, A., Liu, M., Lamsal, L. N., Barkley, M., De Smedt, I., Van Roozendael, M., Wang, Y., Wagner, T., Beirle, S., Lin, J.-T., Krotkov, N., Stammes, P., Wang, P., Eskes, H. J., Krol, M. (2017). Structural uncertainty in air mass factor calculation for NO2 and HCHO satellite retrievals. Atmospheric Measurement Techniques, 10(3), 759-782. https://doi.org/10.5194/amt-10-759-2017 (Belgian institutional Open Access repository for Federal Science)

Details: Category: 2017

Stavrakou, T., Müller, J.-F., Bauwens, M., De Smedt, I. (2017). Sources and Long-Term Trends of Ozone Precursors to Asian Pollution. In Air Pollution in Eastern Asia: An Integrated Perspective (pp. 167-189). Springer International Publishing. https://doi.org/10.1007/978-3-319-59489-7_8 (Belgian institutional Open Access repository for Federal Science)

Details: Category: 2017

Wang, Y., Beirle, S., Lampel, J., Koukouli, M., De Smedt, I., Theys, N., Li, A., Wu, D., Xie, P., Liu, C., Van Roozendael, M., Stavrakou, T., Müller, J.-F., Wagner, T. (2017). Validation of OMI, GOME-2A and GOME-2B tropospheric NO2, SO2 and HCHO products using MAX-DOAS observations from 2011 to 2014 in Wuxi, China: investigation of the effects of priori profiles and aerosols on the satellite products. Atmospheric Chemistry and Physics, 17(8), 5007-5033. https://doi.org/10.5194/acp-17-5007-2017 (Belgian institutional Open Access repository for Federal Science)

Details: Category: 2017

Zyrichidou, I., Balis, D., Liora, N., Poupkou, A., Giannaros, C., Melas, D., Koukouli, M. E., De Smedt, I., van Roozendael, M., van der A, R. (2016). Investigating the Impact of the Economic Recession Over Mediterranean Urban Regions on Satellite-Based Formaldehyde Columns; Comparison with Chemistry Transport Model Results. In Springer Atmospheric Sciences (pp. 1027-1033). Springer International Publishing. https://doi.org/10.1007/978-3-319-35095-0_147 (Belgian institutional Open Access repository for Federal Science)

Details: Category: 2016

Bauwens, M., Stavrakou, T., Müller, J.-F., De Smedt, I., Van Roozendael, M., van der Werf, G. R., Wiedinmyer, C., Kaiser, J. W., Sindelarova, K., Guenther, A. (2016). Nine years of global hydrocarbon emissions based on source inversion of OMI formaldehyde observations. Atmospheric Chemistry and Physics, 16(15), 10133-10158. https://doi.org/10.5194/acp-16-10133-2016 (Belgian institutional Open Access repository for Federal Science)

Details: Category: 2016

Hassinen, S., Balis, D., Bauer, H., Begoin, M., Delcloo, A., Eleftheratos, K., Gimeno Garcia, S., Granville, J., Grossi, M., Hao, N., Hedelt, P., Hendrick, F., Hess, M., Heue, K.-P., Hovila, J., Jønch-Sørensen, H., Kalakoski, N., Kauppi, A., Kiemle, S., … Zyrichidou, I. (2016). Overview of the O3M SAF GOME-2 operational atmospheric composition and UV radiation data products and data availability. Atmospheric Measurement Techniques, 9(2), 383-407. https://doi.org/10.5194/amt-9-383-2016 (Belgian institutional Open Access repository for Federal Science)

Details: Category: 2016

Stavrakou, T., Müller, J.-F., Bauwens, M., De Smedt, I., Lerot, C., Van Roozendael, M., Coheur, P.-F., Clerbaux, C., Boersma, K. F., van der A, R., Song, Y. (2016). Substantial Underestimation of Post-Harvest Burning Emissions in the North China Plain Revealed by Multi-Species Space Observations. Scientific Reports, 6(1). https://doi.org/10.1038/srep32307 (Belgian institutional Open Access repository for Federal Science)

Details: Category: 2016

Zhu, L., Jacob, D. J., Kim, P. S., Fisher, J. A., Yu, K., Travis, K. R., Mickley, L. J., Yantosca, R. M., Sulprizio, M. P., De Smedt, I., González Abad, G., Chance, K., Li, C., Ferrare, R., Fried, A., Hair, J. W., Hanisco, T. F., Richter, D., Jo Scarino, A., … Wolfe, G. M. (2016). Observing atmospheric formaldehyde (HCHO) from space: Validation and intercomparison of six retrievals from four satellites (OMI, GOME2A, GOME2B, OMPS) with SEAC4RS aircraft observations over the southeast US. Atmospheric Chemistry and Physics, 16(21), 13477-13490. https://doi.org/10.5194/acp-16-13477-2016 (Belgian institutional Open Access repository for Federal Science)

Details: Category: 2015

De Smedt, I., Stavrakou, T., Hendrick, F., Danckaert, T., Vlemmix, T., Pinardi, G., Theys, N., Lerot, C., Gielen, C., Vigouroux, C., Hermans, C., Fayt, C., Veefkind, P., Müller, J.-F., Van Roozendael, M. (2015). Diurnal, seasonal and long-term variations of global formaldehyde columns inferred from combined OMI and GOME-2 observations. Atmospheric Chemistry and Physics, 15(21), 12519-12545. https://doi.org/10.5194/acp-15-12519-2015 (Belgian institutional Open Access repository for Federal Science)

Details: Category: 2015

Khokhar, M. F., Khalid, T., Yasmin, N., Smedt, I. D. (2015). Spatio-temporal analyses of formaldehyde over Pakistan by using SCIAMACHY and GOME-2 observations. Aerosol and Air Quality Research, 15(5), 1760-1773. https://doi.org/10.4209/aaqr.2014.12.0339 (Belgian institutional Open Access repository for Federal Science)

Details: Category: 2015

Mahajan, A. S., De Smedt, I., Biswas, M. S., Ghude, S., Fadnavis, S., Roy, C., van Roozendael, M. (2015). Inter-annual variations in satellite observations of nitrogen dioxide and formaldehyde over India. Atmospheric Environment, 116, 194-201. https://doi.org/10.1016/j.atmosenv.2015.06.004 (Belgian institutional Open Access repository for Federal Science)

Details: Category: 2015

Stavrakou, T., Müller, J.-F., Bauwens, M., De Smedt, I., Van Roozendael, M., De Mazière, M., Vigouroux, C., Hendrick, F., George, M., Clerbaux, C., Coheur, P.-F., Guenther, A. (2015). How consistent are top-down hydrocarbon emissions based on formaldehyde observations from GOME-2 and OMIµ Atmospheric Chemistry and Physics, 15(20), 11861-11884. https://doi.org/10.5194/acp-15-11861-2015 (Belgian institutional Open Access repository for Federal Science)

Details: Category: 2015

Vlemmix, T., Hendrick, F., Pinardi, G., De Smedt, I., Fayt, C., Hermans, C., Piters, A., Wang, P., Levelt, P., Van Roozendael, M. (2015). MAX-DOAS observations of aerosols, formaldehyde and nitrogen dioxide in the Beijing area: Comparison of two profile retrieval approaches. Atmospheric Measurement Techniques, 8(2), 941-963. https://doi.org/10.5194/amt-8-941-2015 (Belgian institutional Open Access repository for Federal Science)

Details: Category: 2014

Stavrakou, T., Müller, J.-F., Bauwens, M., De Smedt, I., Van Roozendael, M., Guenther, A., Wild, M., Xia, X. (2014). Isoprene emissions over Asia 1979-2012: Impact of climate and land-use changes. Atmospheric Chemistry and Physics, 14(9), 4587-4605. https://doi.org/10.5194/acp-14-4587-2014 (Belgian institutional Open Access repository for Federal Science)

Details: Category: 2013

Barkley, M. P., Smedt, I. D., Van Roozendael, M., Kurosu, T. P., Chance, K., Arneth, A., Hagberg, D., Guenther, A., Paulot, F., Marais, E., Mao, J. (2013). Top-down isoprene emissions over tropical South America inferred from SCIAMACHY and OMI formaldehyde columns. Journal of Geophysical Research: Atmospheres, 118(12), 6849-6868. https://doi.org/10.1002/jgrd.50552 (Belgian institutional Open Access repository for Federal Science)

Details: Category: 2013

Grossmann, K., Dorf, M., Kenntner, M., Catoire, V., Schlager,... (2013) DOAS observations over Borneo during the SHIVA aircraft campaign. [Article]. Malaysian Journal of Science. Orfeo. (Belgian institutional Open Access repository for Federal Science)

Details: Category: 2013

Hewson, W., Bösch, H., Barkley, M. P., De Smedt, I. (2013). Characterization of GOME-2 formaldehyde retrieval sensitivity. Atmospheric Measurement Techniques, 6(2), 371-386. https://doi.org/10.5194/amt-6-371-2013 (Belgian institutional Open Access repository for Federal Science)

Details: Category: 2012

Barkley, M. P., Kurosu, T. P., Chance, K., De Smedt, I., Van Roozendael, M., Arneth, A., Hagberg, D., Guenther, A. (2012). Assessing sources of uncertainty in formaldehyde air mass factors over tropical South America: Implications for top-down isoprene emission estimates. Journal of Geophysical Research: Atmospheres, 117(D13). https://doi.org/10.1029/2011jd016827 (Belgian institutional Open Access repository for Federal Science)

Details: Category: 2012

De Smedt, I., Van Roozendael, M., Stavrakou, T., Müller, J.-F., Lerot, C., Theys, N., Valks, P., Hao, N., van der A, R. (2012). Improved retrieval of global tropospheric formaldehyde columns from GOME-2/MetOp-A addressing noise reduction and instrumental degradation issues. Atmospheric Measurement Techniques, 5(11), 2933-2949. https://doi.org/10.5194/amt-5-2933-2012 (Belgian institutional Open Access repository for Federal Science)

Details: Category: 2011

Barkley, M. P., Palmer, P. I., Ganzeveld, L., Arneth, A., Hagberg, D., Karl, T., Guenther, A., Paulot, F., Wennberg, P. O., Mao, J., Kurosu, T. P., Chance, K., Müller, J.-F., De Smedt, I., Van Roozendael, M., Chen, D., Wang, Y., Yantosca, R. M. (2011). Can a "state of the art" chemistry transport model simulate Amazonian tropospheric chemistryµ Journal of Geophysical Research, 116(D16). https://doi.org/10.1029/2011jd015893 (Belgian institutional Open Access repository for Federal Science)

Details: Category: 2011

Gonzi, S., Palmer, P. I., Barkley, M. P., De Smedt, I., Van Roozendael, M. (2011). Biomass burning emission estimates inferred from satellite column measurements of HCHO: Sensitivity to co-emitted aerosol and injection height. Geophysical Research Letters, 38(14), n/a-n/a. https://doi.org/10.1029/2011gl047890 (Belgian institutional Open Access repository for Federal Science)

Details: Category: 2010

De Smedt, I., Stavrakou, T., Müller, J. -F., van der A, R. J., Van Roozendael, M. (2010). Trend detection in satellite observations of formaldehyde tropospheric columns. Geophysical Research Letters, 37(18). https://doi.org/10.1029/2010gl044245 (Belgian institutional Open Access repository for Federal Science)

Details: Category: 2009

Barkley, M. P., Palmer, P. I., De Smedt, I., Karl, T., Guenther, A., Van Roozendael, M. (2009). Regulated large-scale annual shutdown of Amazonian isoprene emissionsµ Geophysical Research Letters, 36(4). https://doi.org/10.1029/2008gl036843 (Belgian institutional Open Access repository for Federal Science)

Details: Category: 2009

Stavrakou, T., Müller, J.-F., De Smedt, I., Van Roozendael, M., van der Werf, G. R., Giglio, L., Guenther, A. (2009). Evaluating the performance of pyrogenic and biogenic emission inventories against one decade of space-based formaldehyde columns. Atmospheric Chemistry and Physics, 9(3), 1037-1060. https://doi.org/10.5194/acp-9-1037-2009 (Belgian institutional Open Access repository for Federal Science)

Details: Category: 2009

Stavrakou, T., Müller, J.-F., De Smedt, I., Van Roozendael, M., van der Werf, G. R., Giglio, L., Guenther, A. (2009). Global emissions of non-methane hydrocarbons deduced from SCIAMACHY formaldehyde columns through 2003-2006. Atmospheric Chemistry and Physics, 9(11), 3663-3679. https://doi.org/10.5194/acp-9-3663-2009 (Belgian institutional Open Access repository for Federal Science)

Details: Category: 2009

Vigouroux, C., Hendrick, F., Stavrakou, T., Dils, B., De Smedt, I., Hermans, C., Merlaud, A., Scolas, F., Senten, C., Vanhaelewyn, G., Fally, S., Carleer, M., Metzger, J.-M., Müller, J.-F., Van Roozendael, M., De Mazière, M. (2009). Ground-based FTIR and MAX-DOAS observations of formaldehyde at Réunion Island and comparisons with satellite and model data. Atmospheric Chemistry and Physics, 9(24), 9523-9544. https://doi.org/10.5194/acp-9-9523-2009 (Belgian institutional Open Access repository for Federal Science)

Details: Category: 2008

De Smedt, I., Müller, J.-F., Stavrakou, T., van der A, R., Eskes, H., Van Roozendael, M. (2008). Twelve years of global observations of formaldehyde in the troposphere using GOME and SCIAMACHY sensors. Atmospheric Chemistry and Physics, 8(16), 4947-4963. https://doi.org/10.5194/acp-8-4947-2008 (Belgian institutional Open Access repository for Federal Science)

Details: Category: 2008

Müller, J.-F., Stavrakou, T., Wallens, S., De Smedt, I., Van Roozendael, M., Potosnak, M. J., Rinne, J., Munger, B., Goldstein, A., Guenther, A. B. (2008). Global isoprene emissions estimated using MEGAN, ECMWF analyses and a detailed canopy environment model. Atmospheric Chemistry and Physics, 8(5), 1329-1341. https://doi.org/10.5194/acp-8-1329-2008 (Belgian institutional Open Access repository for Federal Science)

Details: Category: 2008

Stavrakou, T., Müller, J. -F., Boersma, K. F., De Smedt, I., van der A, R. J. (2008). Assessing the distribution and growth rates of NOx emission sources by inverting a 10-year record of NO2 satellite columns. Geophysical Research Letters, 35(10). https://doi.org/10.1029/2008gl033521 (Belgian institutional Open Access repository for Federal Science)

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