International Center for Earth Tides

• GENERALITIES.
  • International Organizations.
    • Reports of I.U.G.G., resolutions.
    • National Reports IAG.
    • Permanent Commission of the International Association of Geodesy. Symposia, International Center.
    • World Data Centers (WDC)/Data Bank.
    • Earth Tides stations.
  • Treatises.
  • Bibliography, documentation.
  • Biographies.
  • History.
  
  
• TIDAL THEORY.
  • Tides for a rigid Earth.
    • Luni-solar potential.
    • Astronomical Constants.
    • The three tide species, geographical distribution.
      • Constant terme/Honkasalo.
    • Development of the potential, lunar, solar, elliptic, declinational waves.
      • Sub-harmonics.
    • Tidal tables, corrections to geodetic and gravity measurements.
  • Tides for an elastic Earth.
    • Direct effects.
      • Tidal deformations - Love numbers.
      • Variations of the intensity of gravity.
      • Deviations of the vertical with respect to the crust.
      • Deviations of the vertical with respect to the inertial space reference.
      • Linear elastic stresses and strain.
      • Cubical dilatations.
  
  
• OBSERVATION OF THE EARTH TIDES INSTRUMENTS AND RESULTS.
  • Miscellaneous.
  • Deviation of the vertical with respect to the crust.
    • Oceanic long period tides.
    • Tides in Lakes.
    • Tides in water tubes.
      • Interferential method.
      • Niveauvariometer.
      • Mercury clinometers.
    • Horizontal pendulum.
      • ZOLLNER suspension.
      • VON REBEUR PASCHWITZ suspension.
      • MILNE suspension.
      • LETTAU suspension.
    • Special Pendulums.
      • Borehole pendulum.
    • Special devices for the calibration of horizontal pendulums.
    • Specific characteristics of the pendulums.
      • Measurements of instrumental constants.
      • Damping.
    • Levelling.
  • Variations of the intensity of gravity.
    • Comparison of pendulums clocks with quartz or molecular clocks.
    • Gravimeters.
      • Generalities.
      • Special Instrumentation.
      • Superconducting gravimeters.
      • Absolute gravimeters.
    • Calibration of the gravimeters.
    • Registrating devices.
      • Automation.
    • Calibration of gravity tide recorders. hysteresis, instrumental phase lags.
  • Deviations of the vertical with respect to the inertial space reference.
    • Zenith telescopes, classical instruments.
    • Photographic Zenith Tubes.
    • Astrolabes.
  • Linear elastic stress and strain.
    • Bar extensometers.
    • Wire extensometers.
    • Interferential method.
    • Electronical method.
    • Laser.
    • Vertical extensometer.
    • Rotational.
  • Cubic dilatations.
    • Experimental dilatometers.
    • Sources, wells, drilling.
    • Volcanoes, geysers, gaz.
  • Others.
  
  
• METHODS OF ANALYSIS OF EARTH TIDES.
  • Generalities.
  • Drift elimination procedures.
    • Interpolation methods.
  • Meteorological or Hydrological disturbances.
  • Harmonic analysis.
    • DOODSON's method.
      • DOODSON-LENNON's method.
    • LECOLAZET's method.
    • PERTSEV's method.
    • Least squares methods.
      • VENEDIKOV's method.
      • MATVEEV's method.
      • CHOJNICKI's method.
      • USANDIVARAS-DUCARME's method.
    • Ancient methods.
    • New methods ETERNA.
  • Spectral analysis.
  • Electronic computers. Programs
  • Effect of accidentals error. Comparison of methods.
  
  
• DISCUSSION OF THE RESULTS OF HARMONIC ANALYSIS.
  • Generalities.
  • Practical separation of direct and indirect effects.
    • BOUSSINESQ's method.
      • Load numbers.
      • Tidal flexure of glaciers.
    • Green's functions procedure.
    • Empirical method /Corkan/.
    • Modelisation of loading effects.
    • Oceanic Tides.
      • World cotidal maps.
      • Regional cotidal maps.
      • Harmonic constants.
    • Inverse problem.
    • Time Variations.
    • Influence of atmospheric tides.
  • Comparison of results obtained for different combinations of Love numbers.
    • Mapping Tidal Parameters.
    • M3 wave.
    • MF, MM waves.
  • Discussion of phase lags.
  • Discussion of regional heterogeneities.
    • Topographic effects.
    • Cavity effects.
    • Geological, tectonic, volcanological effects, heat flow.
    • Hydrological effects /underground waters/.
  • Atmospheric pressure.
  • Secondary effects /not at tidal periods/.
    • Meteorological effects.
      • Periodic variations of temperature.
      • Periodic variations of pressure / inverted and non inverted barometer.
      • Non periodic variations of temperature.
      • Non periodic variations of pressure.
  • Drifts, secular effects.
  • Geomagnetic tides.
  • Miscellaneous.
  
  
• RHEOLOGY OF THE EARTH.
  • Generalities.
  • Deformations of an homogeneous sphere.
  • Deformations of a no homogeneous sphere.
  • Earth models.
    • k/h Ratio.
    • Inertial and flattening effects.
  • Dynamical effects of the liquid core.
    • Deformations of an Earth with liquid core.
    • Hydrodynamics of an ellipsoidal core.
    • Results of observations.
    • Constitution of the core.
    • Astronomical nutations.
    • Free diurnal nutation.
  • Free period of the Earth.
  • Viscosity and anelasticity effects.
    • Rheological equations.
  • Tidal friction
    • Slowing down of the Earth's rotation.
    • Perturbation of orbits.
    • Oceanic tidal friction.
    • Orbit and origin of the Moon.
    • Secular Love numbers.
  
  
• COMPARISON OF RESULTS OF EARTH TIDES OBSERVATIONS WITH THOSE OF OTHER ASTRO-GEOPHYSICAL DISCIPLINES.
  • Generalities.
  • Reference systems for Astronomy.
  • Polar motion.
  • Variations of the speed of rotation of the Earth.
  • Seismology.
    • Trigger effect.
    • Prediction of earthquakes.
  • Isostasy.
    • Stresses due to inequalities of relief.
    • Recent motions of the crust.
  • Magnetism.
  • Perturbations of satellite orbits./Altimetry.
    • Distance measurements to satellites.
    • Gradiometry.
  • Lunar Laser.
    • VLBI.
  
  
• PERTURBATIONS OF TIDAL REGISTRATIONS.
  • Clinometric storms, relations with earthquakes.
    • Rockbursts.
    • Observations on volcanoes.
  • Gravimetric anomalies.
    • Eclipses/absorption of gravity.
  • Relativistic effects.
    • Gravitational waves.
  • Oscillations libres.
  
  
• TIDES ON THE MOON AND PLANETS.
  • Generalities.
  • Tides on the Moon./Physical librations.
  • Moon quakes.
  • Dissipation in the Moon.
  • Planets.
    • Mercure.
    • Venus.
    • Mars and satellites.
    • Jupiter and satellites.
      • Jovian satellites.
    • Saturne and satellites.
    • Uranus and satellites.
    • Neptune.
    • Pluton/Charon.
  
  
• APPLICATIONS TO CIVIL WORKS.

• MEDICINE/BIOLOGY.