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Cerdanya basin characterisation using H/V and F-K seismic noise methods

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dc.contributor Ledo Fernández, Juanjo
dc.contributor Queralt i Capdevila, Pilar
dc.creator Soussé Villa, Rubén
dc.date 2015-10-22T09:51:05Z
dc.date 2015-10-22T09:51:05Z
dc.date 2015-06
dc.date.accessioned 2024-12-16T10:21:19Z
dc.date.available 2024-12-16T10:21:19Z
dc.identifier http://hdl.handle.net/2445/67415
dc.identifier.uri http://fima-docencia.ub.edu:8080/xmlui/handle/123456789/12500
dc.description Treballs Finals de Grau de Física, Facultat de Física, Universitat de Barcelona, Any: 2015, Tutors: Juanjo Ledo i Pilar Queralt
dc.description Seismic noise methods are nowadays widely used in geophysics being easy and non-invasive techniques to characterise the subsoil. In the present study I use F-K and H/V methods to process data collected on the Cerdanya Basin during 2012 by ICGC. The main objective has been to determine the thickness of the basin sedimentary materials in two different locations: Ger, above the mountain, and an aerodrome, down the valley. H/V method uses single geophones to record triaxial seismic noise vibrations. The data processing is able to find the resonant frequency of the soil, which is a good indicator of the sedimentary material thickness but does not provide a numerical value. On the other hand, F-K method goes further and uses arrays of registering stations to acquire data. The processing and inversion of this seismic noise gives the Rayleigh waves propagation velocity for each subsoil layer, giving way to a good characterisation of the material that conforms them. This characterisation allows us to estimate the rocky basement depth, which finally becomes in 360 meters for the aerodrome and 100 meters for Ger. The final processing method performed has been to combine the results from the two previous methods to achieve a second thickness numerical measure, which approaches to the previous results obtained.
dc.format 5 p.
dc.format application/pdf
dc.language eng
dc.rights cc-by-nc-nd (c) Soussé Villa, 2015
dc.rights http://creativecommons.org/licenses/by-nc-nd/3.0/es/
dc.rights info:eu-repo/semantics/openAccess
dc.source Treballs Finals de Grau (TFG) - Física
dc.subject Prospecció sísmica
dc.subject Cerdanya (Catalunya)
dc.subject Treballs de fi de grau
dc.subject Seismic prospecting
dc.subject Cerdanya (Catalonia)
dc.subject Bachelor's theses
dc.title Cerdanya basin characterisation using H/V and F-K seismic noise methods
dc.type info:eu-repo/semantics/bachelorThesis


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