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First 3300 results for ”Jos van Geffen”

  1. MAX-DOAS measurements of tropospheric NO2 and HCHO in Munich and the comparison to OMI and TROPOMI satellite observations

    We present two-dimensional scanning Multi-AXis Differential Optical Absorption Spectroscopy (MAX-...

    Chan, K. L., Wiegner, M., van Geffen, J., De Smedt, I., Alberti, C., Cheng, Z., Ye, S. and Wenig, M. | Journal: Atmos. Meas. Tech. | Volume: 13 | Year: 2020 | First page: 4499 | Last page: 4520 | doi: 10.5194/amt-13-4499-2020

    Publication

  2. Satellite evidence for changes in the NO2 weekly cycle over large cities

    Anthropogenic activities, by far the largest source of NOx into the atmosphere, induce a weekly c...

    Stavrakou, T., Müller, J., Bauwens, M., Boersma, K.F. and van Geffen, J. | Journal: Sci. Rep. | Volume: 10 | Year: 2020 | First page: 10066 | doi: 10.1038/s41598-020-66891-0

    Publication

  3. Observations of Lightning NOx Production From Tropospheric Monitoring Instrument Case Studies Over the United States

    Nitrogen oxides produced by lightning (LNOx) play an important role in determining mid- and upper...

    Allen, D., Pickering, K. E., Bucsela, E., Van Geffen, J., Lapierre, J., Koshak, W., & Eskes, H. | Status: published | Journal: Journal of Geophysical Research: Atmospheres | Volume: 126 | Year: 2021 | First page: e2020JD034174 | doi: 10.1029/2020JD034174

    Publication

  4. Prevalence and determinants of profound vitamin D deficiency (25-hydroxyvitamin D <10 nmol/L) in the UK Biobank and potential implications for disease association studies

    Background 25-hydroxyvitamin D (25OHD) is the principal biomarker of vitamin D status. Values be...

    Shraim, R., Brennan, M.M., van Geffen, J. and Zgaga, L. | Journal: Journal of Steroid Biochemistry and Molecular Biology | Volume: 250 | Year: 2025 | First page: 106737 | doi: 10.1016/j.jsbmb.2025.106737

    Publication

  5. Retrieving spectral reflectivity;s from Extracted GOME Instrument header data

    AJM Piters, RJ van der A, JHGM van Geffen, RF van Oss, PJM Valks | Conference: ERS-ENVISAT symposium | Place: Gothenburg | Year: 2000 | First page: 0 | Last page: 0

    Publication