Nathalie ChavarriaNational University of Costa Rica | UNA · Observatorio Vulcanológico y Sismológico de Costa Rica (OVSICORI)
Nathalie Chavarria
Master in seismology
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Introduction
Skills and Expertise
Publications
Publications (2)
We performed the spectral inversion to separate the source, path, and site effects using strong ground motion records from essential facilities such as powerhouses and hydroelectric dams, distributed all over Costa Rica. The spectral inversion technique was adapted to a sparsely observed strong motion data set. We used the results to estimate stron...
From April 12 until April 22 2017 Poás volcano experienced a new explosive phase with ballistic fragments reaching up to ~2,2 km. At its final phase non juvenile bocks predominated, product both of a 1953 lava body destruction and a lacustrine floor, followed by an increment of juvenile fragments (glassy bread crust blocks, scoriaceous bombs and, r...
