Search Results - (Author, Cooperation:H. U. Auster)

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  1. 1
    D. Heyner ; J. Wicht ; N. Gomez-Perez ; D. Schmitt ; H. U. Auster ; K. H. Glassmeier
    American Association for the Advancement of Science (AAAS)
    Published 2011
    Staff View
    Publication Date:
    2011-12-24
    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:
    Latest Papers from Table of Contents or Articles in Press
  2. 2
    Staff View
    Publication Date:
    2015-04-16
    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:
    Latest Papers from Table of Contents or Articles in Press
  3. 3
    T. L. Zhang ; Q. M. Lu ; W. Baumjohann ; C. T. Russell ; A. Fedorov ; S. Barabash ; A. J. Coates ; A. M. Du ; J. B. Cao ; R. Nakamura ; W. L. Teh ; R. S. Wang ; X. K. Dou ; S. Wang ; K. H. Glassmeier ; H. U. Auster ; M. Balikhin
    American Association for the Advancement of Science (AAAS)
    Published 2012
    Staff View
    Publication Date:
    2012-04-12
    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:
    Latest Papers from Table of Contents or Articles in Press
  4. 4
    Staff View
    Publication Date:
    2015-08-01
    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:
    Latest Papers from Table of Contents or Articles in Press
  5. 5
    Staff View
    ISSN:
    1476-4687
    Source:
    Nature Archives 1869 - 2009
    Topics:
    Biology
    Chemistry and Pharmacology
    Medicine
    Natural Sciences in General
    Physics
    Notes:
    [Auszug] Venus has no significant internal magnetic field, which allows the solar wind to interact directly with its atmosphere2,3. A field is induced in this interaction, which partially shields the atmosphere, but we have no knowledge of how effective that shield is at solar minimum. ...
    Type of Medium:
    Electronic Resource
    URL:
    Articles: DFG German National Licenses
  6. 6
    Staff View
    ISSN:
    0992-7689
    Keywords:
    Magnetospheric physics (instruments and techniques) ; Space plasma physics (instruments and techniques)
    Source:
    Springer Online Journal Archives 1860-2000
    Topics:
    Geosciences
    Physics
    Notes:
    Abstract The special feature of the ringcore fluxgate magnetometer on Equator-S is the high time and field resolution. The scientific aim of the experiment is the investigation of waves in the 10–100 picotesla range with a time resolution up to 64 Hz. The instrument characteristics and the influence of the spacecraft on the magnetic field measurement will be discussed. The work shows that the applied pre- and inflight calibration techniques are sufficient to suppress spacecraft interferences. The offset in spin axis direction was determined for the first time with an independent field measurement by the Equator-S Electron Drift Instrument. The data presented gives an impression of the accuracy of the measurement.
    Type of Medium:
    Electronic Resource
    URL:
    Articles: DFG German National Licenses
  7. 7
    Staff View
    ISSN:
    0992-7689
    Keywords:
    Magnetospheric physics (magnetospheric configuration and dynamics MHD waves and instabilities plasma waves and instabilities)
    Source:
    Springer Online Journal Archives 1860-2000
    Topics:
    Geosciences
    Physics
    Notes:
    Abstract The Equator-S magnetometer is very sensitive and has a sampling rate normally of 128 Hz. The high sampling rate for the first time allows detection of ELF waves between the ion cyclotron and the lower hybrid frequencies in the equatorial dawnside magnetosphere. The characteristics of these waves are virtually identical to the lion roars typically seen at the bottom of the magnetic troughs of magnetosheath mirror waves. The magnetospheric lion roars are near-monochromatic packets of electron whistler waves lasting for a few wave cycles only, typically 0.2 s. They are right-hand circularly polarized waves with typical amplitudes of 0.5 nT at around one tenth of the electron gyrofrequency. The cone angle between wave vector and ambient field is nearly always smaller than 1°.
    Type of Medium:
    Electronic Resource
    URL:
    Articles: DFG German National Licenses
  8. 8
    Staff View
    ISSN:
    0992-7689
    Keywords:
    Magnetospheric physics (MHD waves and instabilities)
    Source:
    Springer Online Journal Archives 1860-2000
    Topics:
    Geosciences
    Physics
    Notes:
    Abstract A 16 mHz Pc4 pulsation was recorded on March 17, 1998, in the prenoon sector of the Earth’s magnetosphere by the Equator-S satellite. The event is strongly localized in radial direction at approximately L = 5 and exhibits properties of a field line resonance such as an ellipticity change as seen by applying the method of the analytical signal to the magnetic field data. The azimuthal wave number was estimated as m ≈ 150. We discuss whether this event can be explained by the FLR mechanism and find out that the change in ellipticity is more a general feature of a localized Alfvén wave than indicative of a resonant process.
    Type of Medium:
    Electronic Resource
    URL:
    Articles: DFG German National Licenses