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First 1233 results for ” David Pritchard”

1. Defining aerosol layer height for UVAI interpretation using aerosol vertical distributions characterized by MERRA-2

   Aerosol vertical distributions are important for aerosol radiative forcing assessments and atmosp...

   J. Sun, J.P. Veefkind, P. van Velthoven, L.G. Tilstra, J. Chimot, S. Nanda, P.F. Levelt | Journal: Atmospheric Chemistry and Physics | Year: 2020 | doi: https://doi.org/10.5194/acp-2020-39

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2. Source contribution analysis of tropospheric NO2 based on two-dimensional MAX-DOAS measurements

   Ground-based two-dimensional (2D) Multi-Axis Differential Optical Absorption Spectrosco...

   Yang, T., F. Si, Y. Luo, K. Zhan, P. Wang, H. Zhou, M. Zhao and W. Liu | Journal: Atmospheric Environment | Year: 2019 | doi: https://doi.org/10.1016/j.atmosenv.2019.04.058

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3. Comparison of Empirical and Theoretical Models of the Thermospheric Density Enhancement During the 3–4 February 2022 Geomagnetic Storm

   On 3 February 2022, at 18:13 UTC, SpaceX launched and a short time later deployed 49 Starlin...

   Jianhui He, Elvira Astafyeva, Xinan Yue, Nicholas M. Pedatella, Dong Lin, Timothy J. Fuller-Rowell, Mariangel Fedrizzi, Mihail Codrescu, Eelco Doornbos, Christian Siemes, Sean Bruinsma, Frederic Pitout, Adam Kubaryk | Journal: Space Weather | Volume: 21 | Year: 2023 | doi: https://doi.org/10.1029/2023SW003521

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4. 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 supple...

   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

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5. Surface reflectivity climatologies from UV to NIR determined from Earth observations by GOME-2 and SCIAMACHY

   The primary goal of this paper is to introduce two new surface reflectivity climatologies. The tw...

   L.G. Tilstra, O.N.E. Tuinder, P. Wang, P. Stammes | Journal: Journal of Geophysical Research - Atmospheres | Volume: 122 | Year: 2017 | First page: 4084 | Last page: 4111 | doi: 10.1002/2016JD025940

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