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Typical Behaviour of the High Latitude Lower Ionosphere

Friedrich, M. / Torkar, K. M. / Committee on Space Research; Scientific Commission C | British Library Conference Proceedings | 1995

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

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

Studies of Polar Mesosphere Summer Echoes by VHF Radar and Rocket Probes

Hoppe, U.-P. / Blix, T. A. / Thrane, E. V. et al. | British Library Conference Proceedings | 1994

SPIRIT: Student Projects Involving Rocket Investigation Techniques

Mitchell, J. D. / Wheeler, T. F. / Croskey, C. L. et al. | British Library Conference Proceedings | 1999

Rocket Measurements of Atmospheric Nightglow

Eriksen, T. / Hoppe, U.-P. / European Space Agency; Programme Advisory Committee on the Special Project concerning the Launching of Sounding Rockets | British Library Conference Proceedings | 1999

Ozone Lidar Analysis Technique: Combining Balloon Data with Lidar Measurements

Hansen, G. / Hoppe, U.-P. / Nardi, B. et al. | British Library Conference Proceedings | 1997

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

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

Modification of mesospheric OH and O~3 during a measured highly relativistic electron precipitation event

Goldberg, R. A. et al. / European Space Agency | British Library Conference Proceedings | 1994

Measuring the charge and size distribution of charged aerosol particles inside PMSE and NLC

Smiley, B. / Rapp, M. / Blix, T. et al. | British Library Conference Proceedings | 2003

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

Layers in the equatorial mesosphere, motions and aerosol: Rocket and radar measurements during EQUIS-2/

Lehmacher, G. A. / Croskey, C. L. / Mitchell, J. D. et al. | British Library Conference Proceedings | 2005

Ion Properties of the High-Latitude Middle Atmosphere

Li, C. / Mitchell, J. D. / Brink, R. D. et al. | British Library Conference Proceedings | 1994

Investigation of atmospheric neutral constituents by photoionization techniques

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

In situ observations of small scale structure in electrons, positive ions and charged aerosols in the presence of noctilucent clouds and polar mesosphere summer echoes

Blix, T. / Lie-Svendsen, O. / Hoppe, U.-P. et al. | British Library Conference Proceedings | 2003

In-situ measurements of neutral temperature in the middle atmosphere by using electrons as proxy

Svenes, K. R. / Blix, T. A. / Hoppe, U.-P. et al. | British Library Conference Proceedings | 2005

Empirical D-Region Modelling, a Progress Report

Friedrich, M. / Torkar, K. M. / International Council of Scientific Union; Committee on Space Research | British Library Conference Proceedings | 1998

Electron Loss and Meteoric Dust in the Mesosphere

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

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

Development of a New-Generation Active Falling Sphere

Croskey, C. L. / Mitchell, J. D. / Schiano, J. L. et al. et al. | British Library Conference Proceedings | 1997