Tkalčić, HrvojeYoung, MalloryBodin, T.Ngo, SilvieSambridge, Malcolm2015-12-131752-0894http://hdl.handle.net/1885/72918Geodynamical models and seismic observations suggest that the Earth's solid inner core rotates at a different rate than the mantle. However, discrepancies exist in rotation rate estimates based on seismic waves produced by earthquakes. Here we investigateKeywords: Earth rotation; geodynamics; inner core; inverse analysis; mantle; numerical model; reconstruction; seismic wave; waveform analysis; Alaska; United States201310.1038/ngeo18132016-02-24