Browse Dissertations and Theses - Geology by Author "Yang, Yi"

  • Yang, Yi (2020-04-28)
    Time-dependent travel times of seismic waves traversing the inner core (IC) from repeating earthquakes provided compelling evidence for an IC differential motion. In this dissertation, we conducted a systematic search for ...

    application/pdf

    application/pdfPDF (10MB)Restricted to U of Illinois
  • Yang, Yi (2017-04-24)
    The differential motion, lateral velocity gradient, and topography of the Earth’s inner core make the temporal change of the core phases’ arrival times observable in waveform doublets, a pair of events happened at the same ...

    application/pdf

    application/pdfPDF (5MB)