Head Waves and the Nature of the Mohorovičić Discontinuity

  title={Head Waves and the Nature of the Mohorovi{\vc}i{\'c} Discontinuity},
  author={Harold Sir Jeffreys},
  • Harold Sir Jeffreys
  • Published 1963
  • Geology
  • Summary The theory of diffraction at a smooth interface explains the generation of Love waves fairly satisfactorily, but does not explain the existence of rapid oscillations after P and S or the length of the coda. These and some other phenomena seem to be explicable by irregularities of the base of the upper layers and possibly within these layers. One of the most conspicuous features of seismograms is the continual oscillation of a few seconds’ period that begins with P and continues till it… CONTINUE READING

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