Journal of Geophysics - Zeitschrift für Geophysik 46

Abstract

Wave Propagation in Stratified Anisotropic Media. An Algorithm for the Computation of the Reflection and Transmission Coefiicients as WeII as of the Fields (Bossy, L.) . . . 1 ;

Radio Pulse Dispersion in the Ionosphere (Paul, A.K.) . . . 15 ;

Ionospheric Absorption and Profiles of Electron Density and Loss-Rate in the Lower Ionosphere (Kotadia, K.M.‚ Gupta, A.) . . . 23 ;

Effective Energy Reception of the Electron Gas per Created Ion Electron Pair (Bilitza, D.) . . . 35 ;

Empirical Model of Global Electron Temperature Distribution Between 300 and 700 km Based on Data From Aeros-A (Spenner, K., PIugge, R.) . . . 43 ;

lntercomparison Between Aeros Electron Temperature Model and Mean Temperature Profiles of Different Inooherent Soatter Radar Stations (Spenner, K., et al.) . . . 57 ;

Simultaneous Smoothed Variations of Signal Amplitude and Mean Doppler Shift in 42 MHz Auroral Backsoatter (Haldoupis, C.I.‚ Sofko, G.J.) . . . 63 ;

Overnight Statistical Variation of the North-South Movements ot Radio Auroral Irregularities (Haldoupis, C.I.‚ Sofko, G.J.) . . . 77 ;

Q of Mode OSO (Knopoff, L., et al.) . . . 89 ;

Finite Element Convection Models: Comparison of Shallow and Deep Mantle Convection, and Temperatures in the Mantle (Kopitzke, U.) . . . 97 ;

Deteotion Probabilities for Weak Regional Seismic Events (Shapira, A., et al.) . . . 123 ;

Accuracy of Ray Theoretical Seismograms (Cerveny, V.) . . . 135 ;

Auroral Particle Fluxes in the Ionosphere (Wilhelm, K.) . . . 151 ;

The Shape of the Cosmic Ray Modulation Region of the April 30, 1976, Event, as Deduoted From HELIOS-1, HELlOS-2, lMP-8, and Neutron Monitor Data (Geranios, A.) . . . 171 ;

Magnetic Rotational Hysteresis Loss in Titanomagnetites and Titanomaghemites-Application to Non-Destructive Mineral Identification in Basalts (Manson, A.J.‚ et al.) . . . 185 ;

The Geomagnetio Field and Its Secular Variation in Finland and Nearby Countries (Nevanlinna, H.) . . . 201 ;

Age and Crustal Structure of the Canary Islands. A Disoussion (Sohminoke, H.-U.) . . . 217 ;

Rinneite—Dating of Episodio Events in Potash Salt Deposits (Lippolt, H.J.‚ Raczek, I.) . . . 225 ;

Magnetio ULF-Waves in the Vicinity of Active Auroral Forms (Klöcker, N., Theile, B.) . . . 229 ;

Bursts of Irregular Magnetio Pulsations During the Substorm (Kangas J., et al.) . . . 237 ;

Cosmic Noise Absorption Events and Magnetio Pulsation Activity During Substorms (Wedeken‚U.,etal.) . . . 249 ;

On the Sources of the 12-Month Wave in the An and As Geomagnetic Activity Indices (Mayaud,P.N.) . . . 261 ;

Caloulation of the Effect of the Oceans on Geomagnetic Variations With an Application to the Sq Field During the IGY (Hobbs, B.A., Dawes, G.J.K.) . . . 273 ;

Localized Source Effects on Magnetotelluric Apparent Resistivities (Quon, C.‚ et al.) . . . 291 ;

Long-Wavelength Magnetio Anomalies as a Souroe of Information About Deep Crustal Structure (Krutikhovskaya, Z.A.‚ Pashkevich, l.K.) . . . 301 ;

Palaeomagnetism and the Early Magmatic History of Fuerteventura (Canary Islands) (Storetvedt, K.M., et al.) . . . 319 ;

Ray Theoretical Seismograms for Laterally Inhomogeneous Structures (Cerveny, V.) . . . 335 ;

Macroseismic Field of the Earthquake of September 3, 1978, in the Swabian Jura (Prochäzkovä, D., et al.) . . . 343 ;

Approximate Diffraotion Theory for Transparent Half-Planes With Application to Seismic-Wave Diffraotion at Coal Seams (Fertig, J., Müller, G.) . . . 349 ;

Seismic Investigations of the Subcrustal Lithosphere Beneath Fennoscandia (Cassell, B.R.‚ Fuchs, K.) . . . 369 ;

Northern Part of the Tonga Region: A Complicated Subduction Closure (Hanus, V., Vanek, J.) . . . 385 ;

Palaeomagnetio and Rookmagnetio Properties of the Permian Voloanios in the Western Southern Alps (Heiniger, C.) . . . 397 ;

Palaeomagnetism of Upper Cretaceous Limestones From the Münster Basin, Germany (Heller, F.‚ Channell, J.E.T.) . . . 413 ;

A Two-Dimensional Magnetometer Array for Ground-Based Observations of Auroral Zone Eleotrio Currents During the International Magnetospherio Study (IMS) (Küppers‚F.,etal.) . . . 429 ;

Estimation of the Dispersion of Compressional Waves in Rocks From Ultrasonic to Seismic Frequencies (Ramananantoandro, R.) . . . 451 ;