'Inchworm' pattern of Indonesian earthquake rupture powered seismic 'boom'

ScienceDaily
Jul 27, 2020, 11:47 am61 pts
A sonic boom-like seismic phenomenon of supershear rupture occurred during the 2018 Palu earthquake in Indonesia. Researchers investigated the relationship between this phenomenon and the complex geometry of the Palu-Koro fault. An 'inchworm-like' pattern of repeated rupture deceleration and acceleration along…

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