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First 2395 results for ”Frank Helderman”

  1. Stratospheric age of air computed with trajectories based on various 3-D-Var and 4-D-Var data sets

    Stratospheric age of air computed with trajectories based on various 3D-Var and 4D-Var data sets...

    MP Scheele, PC Siegmund, PFJ van Velthoven | Status: published | Journal: Atm. Chem. Phys. | Volume: 5 | Year: 2005 | First page: 1 | Last page: 7 | doi: 1680-7324/acp/2005-5-1

    Publication

  2. Using Virtual Organizations Membership System with EDG\'s Grid Security and Database Access

    This paper describes the European Data Grid s (EDG s) java security system and Spitfire database ...

    M Niinimaki, J White, WJ Som de Cerff, J Hahkala, T Niemi, M Pitkanen | Conference: Grid and Peer-to-Peer Computing Impacts on Large Scale Heterogoneous Distributed Database Systems | Organisation: GLOBE 2004 | Place: Zaragoza | First page: 0 | Last page: 0

    Publication

  3. Validation of an EnKF system for OGCM initialisation assimilating temperature, salinity, and surface height measurements

    Results are presented from a decade-long assimilation run with an 64-member OGCM ensemble in a gl...

    O Leeuwenburgh | Status: submitted | Journal: Mon. Wea. Rev. | Year: 2005

    Publication

  4. A parameterization of size resolved below cloud scavenging of aerosols by rain.

    A size dependent parameterization for the removal of aerosol particles by falling rain droplets i...

    JS Henzing, DJL Olivié, PFJ van Velthoven | Status: published | Journal: Atm. Chem. Phys. | Volume: 6 | Year: 2006 | First page: 3363 | Last page: 3375 | doi: 1680-7375/acpd/2006-6-1355

    Publication

  5. Evidence for influence of anthropogenic surface processes on lower tropospheric and surface temperature trends

    In de Laat and Maurellis [2004] a new framework was introduced in the form of a spatial-threshold...

    ATJ de Laat, AN Maurellis | Status: published | Journal: Int. J. Climatology | Volume: 26 | Year: 2006 | First page: 897 | Last page: 913 | doi: joc1292

    Publication