MAPPING MOHO DEPTH VARIATION BENEATH SULAWESI USING RECEIVER FUNCTION AND STACKING H- κ

MAPPING MOHO DEPTH VARIATION BENEATH SULAWESI USING RECEIVER FUNCTION AND STACKING H- κ

<p align="justify"> <br /> <br /> Receiver function analysis is often used to image the structure of the crust and upper mantle beneath the seismic station. In this study, the receiver function method combined with H-&#954; stacking technique applied to estimate the M...

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Main Author: MUHAMMAD ZULFIKAR (NIM: 12313065), FACHMY
Format: Final Project
Language:Indonesia
Online Access:https://digilib.itb.ac.id/gdl/view/27040
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Institution: Institut Teknologi Bandung
Language: Indonesia
id id-itb.:27040
spelling id-itb.:270402018-03-16T10:18:02ZMAPPING MOHO DEPTH VARIATION BENEATH SULAWESI USING RECEIVER FUNCTION AND STACKING H- &#954; MUHAMMAD ZULFIKAR (NIM: 12313065), FACHMY Indonesia Final Project INSTITUT TEKNOLOGI BANDUNG https://digilib.itb.ac.id/gdl/view/27040 <p align="justify"> <br /> <br /> Receiver function analysis is often used to image the structure of the crust and upper mantle beneath the seismic station. In this study, the receiver function method combined with H-&#954; stacking technique applied to estimate the Moho depth using the teleseismic data. This method uses delay time of the Ps phase wave, to predict the boundary of seismic discontinuity. Accuracy of the method can be improve by using the support of a multiple phase that arriving after Ps, namely PsPp and PsPs+PpSs. Receiver function obtained by deconvolution radial component and the vertical component.. The amplitude of the three phases are then stacked and the biggest value of the stacking result is used to estimate value of H and &#954;. <br /> <br /> This study constructed a calculation program function receiver and H-&#954; stacking based on Matlab. In mapping Moho depth discontinuity, we iimproved the result of receiver function calculation model with the CRUST 1.0 model as reference model. From that process, we obtain the higher anomaly in north part of Sulawesi. That anomaly can be probably interpreted as subduction activity in that area. The high value of &#954; lied under north part of Sulawesi, neck of Sulawesi, and some parts at east of Sulawesi. The complexity of tectonic process in that area can be probably interpreted as the caused of the fracturing process in that area which can be given the low anomaly. For data processing, the crust is assumed to consist of one isotropic layer characterized by values of H and &#954;. <br /> <p align="justify"> <br /> text
institution Institut Teknologi Bandung
building Institut Teknologi Bandung Library
continent Asia
country Indonesia
Indonesia
content_provider Institut Teknologi Bandung
collection Digital ITB
language Indonesia
description <p align="justify"> <br /> <br /> Receiver function analysis is often used to image the structure of the crust and upper mantle beneath the seismic station. In this study, the receiver function method combined with H-&#954; stacking technique applied to estimate the Moho depth using the teleseismic data. This method uses delay time of the Ps phase wave, to predict the boundary of seismic discontinuity. Accuracy of the method can be improve by using the support of a multiple phase that arriving after Ps, namely PsPp and PsPs+PpSs. Receiver function obtained by deconvolution radial component and the vertical component.. The amplitude of the three phases are then stacked and the biggest value of the stacking result is used to estimate value of H and &#954;. <br /> <br /> This study constructed a calculation program function receiver and H-&#954; stacking based on Matlab. In mapping Moho depth discontinuity, we iimproved the result of receiver function calculation model with the CRUST 1.0 model as reference model. From that process, we obtain the higher anomaly in north part of Sulawesi. That anomaly can be probably interpreted as subduction activity in that area. The high value of &#954; lied under north part of Sulawesi, neck of Sulawesi, and some parts at east of Sulawesi. The complexity of tectonic process in that area can be probably interpreted as the caused of the fracturing process in that area which can be given the low anomaly. For data processing, the crust is assumed to consist of one isotropic layer characterized by values of H and &#954;. <br /> <p align="justify"> <br />
format Final Project
author MUHAMMAD ZULFIKAR (NIM: 12313065), FACHMY
spellingShingle MUHAMMAD ZULFIKAR (NIM: 12313065), FACHMY
MAPPING MOHO DEPTH VARIATION BENEATH SULAWESI USING RECEIVER FUNCTION AND STACKING H- &#954;
author_facet MUHAMMAD ZULFIKAR (NIM: 12313065), FACHMY
author_sort MUHAMMAD ZULFIKAR (NIM: 12313065), FACHMY
title MAPPING MOHO DEPTH VARIATION BENEATH SULAWESI USING RECEIVER FUNCTION AND STACKING H- &#954;
title_short MAPPING MOHO DEPTH VARIATION BENEATH SULAWESI USING RECEIVER FUNCTION AND STACKING H- &#954;
title_full MAPPING MOHO DEPTH VARIATION BENEATH SULAWESI USING RECEIVER FUNCTION AND STACKING H- &#954;
title_fullStr MAPPING MOHO DEPTH VARIATION BENEATH SULAWESI USING RECEIVER FUNCTION AND STACKING H- &#954;
title_full_unstemmed MAPPING MOHO DEPTH VARIATION BENEATH SULAWESI USING RECEIVER FUNCTION AND STACKING H- &#954;
title_sort mapping moho depth variation beneath sulawesi using receiver function and stacking h- &#954;
url https://digilib.itb.ac.id/gdl/view/27040
_version_ 1822922110054432768

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