USAP-DC

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Investigating Ultra-low Velocity Zones (ULVZs) using an Antarctic Dataset Data DOI: https://doi.org/10.15784/601265 Cite as Hansen, S., Carson, S., Garnero, E., Rost, S., & Yu, S. (2020) "Investigating Ultra-low Velocity Zones (ULVZs) using an Antarctic Dataset" U.S. Antarctic Program (USAP) Data Center. doi: https://doi.org/10.15784/601265. AMD - DIF Record(s) USAP-1643551_1 Abstract Dataset includes information on all A- and B-ranked earthquakes (see Hansen et al., 2020) recorded by the Antarctic TAMNNET seismic array that were examined for ULVZ evidence. Information on their attenuation (t*) parameter, signal-to-noise ratio, core-mantle boundary bouncepoint location, and average remainder trace standard deviation are also provided. The provided figure indicates where ULVZ evidence has been found and where possible ULVZ evidence may be indicated. Creator(s): Hansen, Samantha; Carson, Sarah; Garnero, Edward; Yu, Shule; Rost, Sebastian Date Created: 2020-03-10 Repository: USAP-DC (current) License: Creative Commons Attribution-NonCommercial v4.0 Generic [CC BY-NC 4.0] Temporal Extent(s) Start: 2012-11-01 - End: 2015-12-01 Award(s) NSF 1643551 Version: 1 Related Project(s) Collaborative Research: Antarctic Seismic Investigations of ULVZ Structure References Hansen, S.E., S.E. Carson, E.J. Garnero, S. Rost, and S. Yu, Investigating Ultra-low Velocity Zones in the Southern Hemisphere using an Antarctic Dataset, Earth and Planetary Science Letters, 2020. (doi:10.1016/j.epsl.2020.116142) Keywords Antarctica Antarctica Core-Mantle Boundary ScP Southern Hemisphere Ultra-Low Velocity Zones