Temporary slip speed increases during short-term slow slip events
By A Mystery Man Writer
Description
Temporary slip speed increases with durations of 1–3 h were identified during short-term slow slip events in records of borehole and laser strainmeters in the Tokai region, Japan. They were found by searching for peaks of correlation coefficients between stacked strain data and ramp functions with rise times of 1 and 2 h. Although many of the strain steps were considered due to noise, some strain steps occurred with simultaneous activation of the deep tectonic tremors and shared source areas with the tremors. From 2016 to 2022, we observed five strain steps with simultaneous activation of tectonic tremors and coincidence of source locations with the tremors. Those strain steps occurred during short-term slow slip events and were temporary slip speed increases of the slow slip events. Those strain steps seemed to be related to successive occurrences with source migration of short-term slow slip events. The detrended strain steps corresponded to plate boundary slip events of moment magnitude around 5, which was consistent with the scaling law of slow earthquakes. Graphical Abstract
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Temporary slip speed increases during short-term slow slip events
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Kinematics of Slow-Slip Events
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Slip rate and rupture propagation velocity for fast (seismic
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Slip bursts during coalescence of slow slip events in Cascadia
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PDF) A scaling law for slow earthquakes
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Recurrent slow slip events as a barrier to the northward rupture
Home page Earth, Planets and Space
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Temporary slip speed increases during short-term slow slip events
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Frontiers The Growth of Earthquake Clusters
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Development of a detection method for short-term slow slip events
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Forecasting tectonic tremor activity using a renewal process model
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