1–20 von 31 Ergebnissen
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    Bonus Results from Ion Probes

    Friedrich, M. / Torkar, K. / Robertson, S. et al. | TIBKAT | 2013

      Bonus Results from Ion Probes

      Friedrich, M. / Torkar, K. / Robertson, S. et al. | British Library Conference Proceedings | 2013

    Electron Loss and Meteoric Dust in the Mesosphere

    Friedrich, M. / Rapp, M. / Blix, T. et al. | British Library Conference Proceedings | 2011

    The Charge Balance in the Presence of Meteoric Smoke in the Upper Mesosphere under Winter Conditions - Preliminary Results

    Hoppe, U.-P. / Friedrich, M. / Blix, T.A. et al. | British Library Conference Proceedings | 2011

    In Situ Observations of a Dying Sporadic E-Layer

    Friedrich, M. / Torkar, K. / Rapp, M. et al. | British Library Conference Proceedings | 2009

    NITTANYSAT - A Student Satellite Mission for D-Region Study and Calibration of Riometers

    Friedrich, M. / European Space Agency | British Library Conference Proceedings | 2007

    First results of the polar cap ionosphere based on EISCAT Svalbard and Heiss Island rocket data

    Friedrich, M. / Egger, G. / Torkar, K. M. et al. | British Library Conference Proceedings | 2006

      First results of the polar cap ionosphere based on EISCAT Svalbard and Heiss Island rocket data

      Friedrich, M. / Egger, G. / Torkar, K. M. et al. | British Library Conference Proceedings | 2006

    Results from a new auroral lower ionosphere model

    McKinnell, L. A. / Friedrich, M. / COSPAR | British Library Conference Proceedings | 2006

      Results from a new auroral lower ionosphere model

      McKinnell, L. A. / Friedrich, M. / COSPAR | British Library Conference Proceedings | 2006

    D-region electron densities obtained by differential absorption and phase measurements with a 3-MHz Doppler radar

    Singer, W. / Latteck, R. / Friedrich, M. et al. | British Library Conference Proceedings | 2005

    A new approach to modelling the daytime lower ionosphere at auroral latitudes

    McKinnell, L. A. / Friedrich, M. / Steiner, R. J. et al. | British Library Conference Proceedings | 2004

    Empirical recombination rates in the lower ionosphere

    Friedrich, M. / Torkar, K. M. / Steiner, R. J. et al. | British Library Conference Proceedings | 2004

    Initial Results of a Rocket-Based Study of Gravity Wave Effects on Photoionization in the Middle Atomosphere

    Croskey, C. L. / Mitchell, J. D. / Friedrich, M. et al. | British Library Conference Proceedings | 2003

    Towards neural network based models for the ionospheric D-region

    McKinnell, L.-A. / Friedrich, M. / European Space Agency et al. | British Library Conference Proceedings | 2003

    Investigation of atmospheric neutral constituents by photoionization techniques

    Croskey, C. L. / Mitchell, J. D. / Friedrich, M. et al. | British Library Conference Proceedings | 2003

    A Novel, High Resolution Temperature Sensor for Balloon Applications

    Friedrich, M. / Posch, M. / Kirkwood, S. et al. | British Library Conference Proceedings | 2002

    A Novel Concept for Empirical D-Region Modelling

    Friedrich, M. / Pilgram, R. / Torkar, K. M. | British Library Conference Proceedings | 2001

    Timetable-Based Transit Assignment Using Branch and Bound Techniques

    Friedrich, M. / Hofsaess, I. / Wekeck, S. et al. | British Library Conference Proceedings | 2001

    Long-Term Trends and other Residual Features of the Lower Ionosphere

    Friedrich, M. / Torkar, K. M. / European Space Agency et al. | British Library Conference Proceedings | 2001

    Charged Particle Measurements in the Polar Summer Mesosphere Obtained By the DROPPS Sounding Rockets

    Croskey, C. L. / Mitchell, J. D. / Friedrich, M. et al. | British Library Conference Proceedings | 2001

    The DROPPS Program to Study the Polar Summer Mesosphere

    Goldberg, R. A. / Plaff, R. F. / Holzworth, R. H. et al. | British Library Conference Proceedings | 2001

    Propagation of Electromagnetic Waves in the Lower Ionosphere of Titan

    Schwingenschuh, K. / Molina-Cuberos, G. J. / Eichelberger, H. U. et al. | British Library Conference Proceedings | 2001