Search results

First 2136 results for ” Mark ter; Geffen”

1. Ambient ultraviolet-B radiation, supplements and other factors interact to impact vitamin D status differently depending on ethnicity: a cross-sectional study

   Background & aims Many determinants of vitamin D status have been well-described, yet supp...

   Brennan, M.M., van Geffen, J., van Weele, M., Zgaga, L. and Shraim | Journal: Clinical Nutrition | Volume: 43 | Year: 2024 | First page: 1308 | Last page: 1317 | doi: 10.1016/j.clnu.2024.04.006

   Publication

2. The Antarctic stratospheric nitrogen hole: Southern Hemisphere and Antarctic springtime total nitrogen dioxide and total ozone variability as observed by Sentinel-5p TROPOMI

   Denitrification within the stratospheric vortex is a crucial process for Antarctic ozone hole for...

   A.T.J. de Laat, J. van Geffen, P. Stammes, H. Eskes, R.J. van der A | Journal: Atmospheric Chemistry and Physics | Volume: 24 | Year: 2024 | First page: 4511 | Last page: 4535 | doi: https://doi.org/10.5194/acp-24-4511-2024

   Publication

3. Improved spectral fitting of nitrogen dioxide from OMI in the 405 - 465 nm window

   An improved nitrogen dioxide (NO2) slant column density retrieval for the Ozone Monitoring Instru...

   JHGM van Geffen, KF Boersma, M Van Roozendael, F Hendrick, E Mahieu, I De Smedt, M Sneep, JP Veefkind | Status: published | Journal: Atmospheric Measurement Techniques | Volume: 8 | Year: 2015 | First page: 1685 | Last page: 1699 | doi: 10.5194/amt-8-1685-2015

   Publication

4. NOx emissions reduction and rebound in China due to the COVID-19 crisis

   During the COVID19 lockdown (24 January-20 March) in China low air pollution levels were reported...

   Ding, J., van der A, R., Eskes, H., Mijling, B., Stavrakou, R., van Geffen, J. and Veefkind, P. | Journal: Geophys. Res. Lett. | Volume: 47 | Year: 2020 | doi: 10.1029/2020GL089912

   Publication

5. Sudden changes in nitrogen dioxide emissions over Greece due to lockdown after the outbreak of COVID-19

   The unprecedented order, in modern peaceful times, for a near-total lockdown of the Greek populat...

   ME Koukouli, I Skoulidou, A Karavias, I Parcharidis, D Balis, A Manders, A Segers, H Eskes, J van Geffen | Status: published | Journal: Atmos. Chem. Phys. | Volume: 21 | Year: 2021 | First page: 1759 | Last page: 1774 | doi: 10.5194/acp-21-1759-2021

   Publication