Search Results - (Author, Cooperation:K. D. McKeegan)

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  1. 1
    K. D. McKeegan ; A. P. Kallio ; V. S. Heber ; G. Jarzebinski ; P. H. Mao ; C. D. Coath ; T. Kunihiro ; R. C. Wiens ; J. E. Nordholt ; R. W. Moses, Jr. ; D. B. Reisenfeld ; A. J. Jurewicz ; D. S. Burnett
    American Association for the Advancement of Science (AAAS)
    Published 2011
    Staff View
    Publication Date:
    2011-06-28
    Publisher:
    American Association for the Advancement of Science (AAAS)
    Print ISSN:
    0036-8075
    Electronic ISSN:
    1095-9203
    Topics:
    Biology
    Chemistry and Pharmacology
    Computer Science
    Medicine
    Natural Sciences in General
    Physics
    Published by:
    http://www.aaas.org/

    Latest Papers from Table of Contents or Articles in Press
  2. 2
    Staff View
    Publication Date:
    2014-04-18
    Publisher:
    Nature Publishing Group (NPG)
    Print ISSN:
    0028-0836
    Electronic ISSN:
    1476-4687
    Topics:
    Biology
    Chemistry and Pharmacology
    Medicine
    Natural Sciences in General
    Physics
    Published by:
    http://www.nature.com/

    Latest Papers from Table of Contents or Articles in Press
  3. 3
    Mojzsis, S. J. ; Harrison, T. M. ; Arrhenius, G. ; McKeegan, K. D. ; Grove, M.

    [s.l.] : Macmillan Magazines Ltd.
    Published 1999
    Staff View
    ISSN:
    1476-4687
    Source:
    Nature Archives 1869 - 2009
    Topics:
    Biology
    Chemistry and Pharmacology
    Medicine
    Natural Sciences in General
    Physics
    Notes:
    [Auszug] Mojzsis et al. reply — Sano et al. report a 207Pb/206Pb date of 1,459±160 Myr for apatite grains 25 μm in diameter, containing inclusions of isotopically light carbon, from a granulite grade BIF (typically 70% quartz, 10% ...
    Type of Medium:
    Electronic Resource
    URL:
    http://dx.doi.org/10.1038/22035

    Articles: DFG German National Licenses
  4. 4
    Staff View
    ISSN:
    1573-0875
    Source:
    Springer Online Journal Archives 1860-2000
    Topics:
    Biology
    Geosciences
    Type of Medium:
    Electronic Resource
    URL:
    http://dx.doi.org/10.1007/BF02459768

    Articles: DFG German National Licenses
  5. 5
    Zinner, E. ; McKeegan, K. D. ; Walker, R. M.

    [s.l.] : Nature Publishing Group
    Published 1983
    Staff View
    ISSN:
    1476-4687
    Source:
    Nature Archives 1869 - 2009
    Topics:
    Biology
    Chemistry and Pharmacology
    Medicine
    Natural Sciences in General
    Physics
    Notes:
    [Auszug] The measurements were performed with a CAMECA IMS-3F ion microprobe recently installed at Washington University. Negative secondary ions sputtered from the samples by Cs+ bombardment were analysed. The analysis of negative deuterium ions has an important advantage over positive ion analysis. High ...
    Type of Medium:
    Electronic Resource
    URL:
    http://dx.doi.org/10.1038/305119a0

    Articles: DFG German National Licenses
  6. 6
    Mojzsis, S. J. ; Arrhenius, G. ; McKeegan, K. D. ; Harrison, T. M. ; Nutman, A. P. ; Friend, C. R. L.

    [s.l.] : Nature Publishing Group
    Published 1996
    Staff View
    ISSN:
    1476-4687
    Source:
    Nature Archives 1869 - 2009
    Topics:
    Biology
    Chemistry and Pharmacology
    Medicine
    Natural Sciences in General
    Physics
    Notes:
    [Auszug] FIG. 1 a, Field exposure of the 3,850-yr-old Akilia island BIF3 (collected 150km south of Isua, 63° 55'40" N, 51° 41'30" W; photograph by A. Nutman) in southern West Greenland. Finely alter-nating bands of magnetite (dark) and silicates (light) are evident on the broken-off boulder which ...
    Type of Medium:
    Electronic Resource
    URL:
    http://dx.doi.org/10.1038/384055a0

    Articles: DFG German National Licenses