Geophysik I / Geophysics I [Paperback]

The Rotation of the Earth.- I. The Unit of Time.- II. The Secular Acceleration of the Motions of the Sun and Moon.- III. Fluctuations of the Motion of the Moon.- IV. Seasonal Changes in the Length of the Day.- V. The Causes of the Irregular and Seasonal Variations in the Rotation.- S?ismom?trie.- A. Th?orie lin?aris?e des S?ismographes pendulaires.- B. Effets non lin?aires.- C. R?alisation des S?ismographes pendulaires.- D. S?ismographes ?lectromagn?tiques.- E. Enregistreurs de D?formation s?ismique (Strain Seismographs).- F. S?ismographes ?lectroniques.- G. Dispositifs accessoires.- Bibliographie G?n?rale.- Seismic Wave Transmission.- A. Deformation theory.- B. The initial conditions.- C. P and S waves and rays.- D. Seismic travel-times.- E. P and S velocity distributions.- F. Amplitude theory.- G. Applications of seismic data to the determination of properties of the Earths deep interior.- General References.- Surface Waves and Guided Waves.- 1. Introduction.- 2. Love waves in the crust.- 3. Rayleigh waves in the crust.- 4. Lg waves.- 5. Waveguides in the upper mantle.- 6. T phase and Sofar waves in the Ocean.- 7. Explosion-generated surface waves.- Lagitation micros?ismique.- 1. Les diff?rentes formes de micros?ismes.- 2. Th?orie de lagitation g?n?rale.- 3. Applications.- Bibliographie g?n?rale.- Seismic Prospecting.- 1. Introduction.- 2. Reflection Shooting.- 3. Seismic Refraction Measurements.- 4. Engineering and Mining Applications.- Messung elastischer Eigenschaften von Gesteinen.- A. Statische Methoden.- B. Dynamische Methoden.- C. Messung der Wellenausbreitung in Gesteinsproben.- Literatur.- Gravity and Isostasy.- I. Introduction.- General References.- II. The Absolute Measurements of Gravity.- a) Pendulum Methods S. 203.  b) Other Absolute Methods S. 205.- III. Relative Gravity Measurements.- a) Pendulum Measurement S. 206.  b) Static Methods of Measuring Gravity S. 213.  c) Gravity Networks S. 219.- IV. Reduction of Gravity Observations.- V. The MatlC0