Physics of Ice, Climate and Earth

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  1. Published

    Concentration and isotopic composition of bromine and chlorine in Antarctic sea ice

    Vallelonga, P., de Gois, J. S., Borges, D. L. G., Costas-Rodriguez, M., Gkinis, Vasileios, Lannuzel, D., Spolaor, A. & Vanhaecke, F., 15 Jan 2021, In: Geochimica et Cosmochimica Acta. 293, p. 18-27 10 p.

    Research output: Contribution to journal › Journal article › Research › peer-review

  2. Published

    Sea-ice-related halogen enrichment at Law Dome, coastal East Antarctica

    Vallelonga, P., Maffezzoli, N., Moy, A. D., Curran, M. A. J., Vance, T. R., Edwards, R., Hughes, G., Barker, E., Spreen, G., Saiz-Lopez, A., Pablo Corella, J., Cuevas, C. A. & Spolaor, A., 27 Feb 2017, In: Climate of the Past. 13, 2, p. 171-184

    Research output: Contribution to journal › Journal article › Research › peer-review

  3. Published

    Interlaboratory comparison of delta C-13 and delta D measurements of atmospheric CH4 for combined use of data sets from different laboratories

    Umezawa, T., Brenninkmeijer, C. A. M., Rockmann, T., van der Veen, C., Tyler, S. C., Fujita, R., Morimoto, S., Aoki, S., Sowers, T., Schmitt, J., Bock, M., Beck, J., Fischer, H., Michel, S. E., Vaughn, B. H., Miller, J. B., White, J. C., Brailsford, G., Schaefer, H., Sperlich, P. & 10 others, Brand, W. A., Rothe, M., Blunier, Thomas, Lowry, D., Fisher, R. E., Nisbet, E. G., Rice, A. L., Bergamaschi, P., Veidt, C. & Levin, I., 2 Mar 2018, In: Atmospheric Measurement Techniques. 11, 2, p. 1207-1231

    Research output: Contribution to journal › Journal article › Research › peer-review

  4. Published

    Intercomparisons of δ<sup>13</sup>C and δD measurements of atmospheric CH<sub>4</sub> for combined use of datasets from different laboratories

    Umezawa, T., Brenninkmeijer, C. A. M., Röckmann, T., Veen, C. V. D., Tyler, S. C., Fujita, R., Morimoto, S., Aoki, S., Sowers, T., Schmitt, J., Bock, M., Beck, J., Fischer, H., Michel, S. E., Vaughn, B. H., Miller, J. B., White, J. W. C., Brailsford, G., Schaefer, H., Sperlich, P. & 10 others, Brand, W. A., Rothe, M., Blunier, Thomas, Lowry, D., Fisher, R. E., Nisbet, E. G., Rice, A. L., Bergamaschi, P., Veidt, C. & Levin, I., 9 Aug 2017, In: Atmospheric Measurement Techniques. 281, 44 p.

    Research output: Contribution to journal › Journal article › Research › peer-review

  5. Published

    Improving the trade-off between accuracy and efficiency of atmospheric radiative transfer computations by using machine learning and code optimization

    Ukkonen, P. V., 2022, Niels Bohr Institute, Faculty of Science, University of Copenhagen. 117 p.

    Research output: Book/Report › Ph.D. thesis › Research

  6. Published

    Exploring Pathways to More Accurate Machine Learning Emulation of Atmospheric Radiative Transfer

    Ukkonen, P., Apr 2022, In: Journal of Advances in Modeling Earth Systems. 14, 4, 19 p., ARTN e2021MS002875.

    Research output: Contribution to journal › Journal article › Research › peer-review

  7. Published

    Accelerating Radiation Computations for Dynamical Models With Targeted Machine Learning and Code Optimization

    Ukkonen, P., Pincus, R., Hogan, R. J., Pagh Nielsen, K. & Kaas, Eigil, 15 Nov 2020, In: Journal of Advances in Modeling Earth Systems. 12, 12, 16 p., e2020MS002226.

    Research output: Contribution to journal › Journal article › Research › peer-review

  8. Published

    Two possible source regions for central Greenland last glacial dust

    Ujvari, G., Stevens, T., Svensson, Anders, Kloetzli, U. S., Manning, C., Nemeth, T., Kovacs, J., Sweeney, M. R., Gocke, M., Wiesenberg, G. L. B., Markovic, S. B. & Zech, M., 16 Dec 2015, In: Geophysical Research Letters. 42, 23, p. 399-408

    Research output: Contribution to journal › Journal article › Research › peer-review

  9. Published

    Greenland Ice Core Record of Last Glacial Dust Sources and Atmospheric Circulation

    Ujvari, G., Klotzli, U., Stevens, T., Svensson, Anders, Ludwig, P., Vennemann, T., Gier, S., Horschinegg, M., Palcsu, L., Hippler, D., Kovacs, J., Di Biagio, C. & Formenti, P., 16 Aug 2022, In: Journal of Geophysical Research: Atmospheres. 127, 15, 23 p., e2022JD036597.

    Research output: Contribution to journal › Journal article › Research › peer-review

  10. Published

    Widespread pollution of the South American atmosphere predates the industrial revolution by 240 y

    Uglietti, C., Gabrielli, P., Cooke, C. A., Vallelonga, P. & Thompson, L. G., 24 Feb 2015, In: Proceedings of the National Academy of the United States of America. 112, 8, p. 2349-2354

    Research output: Contribution to journal › Journal article › Research › peer-review

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