Inversion algorithms for large-scale geophysical electromagnetic measurements

A Abubakar, TM Habashy, M Li, J Liu - Inverse Problems, 2009 - iopscience.iop.org
Low-frequency surface electromagnetic prospecting methods have been gaining a lot of
interest because of their capabilities to directly detect hydrocarbon reservoirs and to …

Coupling strategies in multiparameter geophysical joint inversion

D Colombo, D Rovetta - Geophysical Journal International, 2018 - academic.oup.com
SUMMARY A big potential lies in the quantitative integration of multiple geophysical
measurements for what concerns more unique and robust inversion results, complementary …

CSEM-regularized seismic velocity inversion: A multiscale, hierarchical workflow for subsalt imaging

D Colombo, D Rovetta, E Turkoglu - Geophysics, 2018 - library.seg.org
Seismic imaging in salt geology is complicated by highly contrasted velocity fields and
irregular salt geometries, which cause complex seismic wavefield scattering. Although the …

Marine magnetotelluric mapping of basement and salt bodies in the Santos Basin of Brazil

SL Fontes, PP de Lugao, MA Meju, VR Pinto, JM Flexor… - first break, 2009 - earthdoc.org
Sergio L. Fontes, Patricia P. de Lugao, Max A. Meju, Vinicius R. Pinto, Jean-Marie Flexor,
Emin U. Ulugergerli, Emanuele F. La Terra, Luis A. Gallardo and Luiz Rijo present the first …

On the determination of marine magnetotelluric receiver orientation using land magnetic observatory data

LG Miquelutti, EU Ulugergerli… - Geophysical …, 2016 - Wiley Online Library
Marine magnetotelluric measurements using “free‐fall''instruments without effective
compasses suffer from the problem of unknown orientation of the receivers at the seafloor …

Electromagnetic imaging of Santos basin constrained by well log induction data.

VR Pinto, SL Fontes, EU Ulugergerli - SEG International Exposition and …, 2009 - onepetro.org
In this work, we investigated the resistivity distribution of the subsurface on Santos basin in
southeast coast of Brazil. We utilized marine magnetotelluric data and geophysical well log …

Magnetotelluric signature and well log data interpretation of Santos Basin, Brazil

VR Pinto, SL Fontes, EU Ulugergerli - 11th International Congress of …, 2009 - library.seg.org
In this work, we investigate the resistivity distribution of the subsurface on Santos Basin in
southeast coast of Brazil. We utilize marine magnetotelluric data and geophysical well log to …

Identifying diapiric bodies with potential field methods

LS Alves - 11th International Congress of the Brazilian …, 2009 - earthdoc.org
This paper shows some aspects about the gravimetric and magnetic response of diapiric
bodies, and it intends to elucidate the way to recognize and modeling these geologic …

[PDF][PDF] Identificação de corpos diapíricos utilizando métodos potenciais

LS Alves - 2009 - researchgate.net
A utilização dos métodos potenciais, integrada com informações geológicas e geofísicas
disponíveis, resulta em uma visão unificada do contexto geológico e em interpretações de …

海底電磁探査の近年の進歩とメタンハイドレート検出への適用

後藤忠徳, 桜井紀旭, 高木亮, 笠谷貴史 - 地学雑誌, 2009 - jstage.jst.go.jp
抄録 Marine electromagnetic (EM) sounding methods were developed originally for imaging
the deep mantle, partial melt below mid-oceanic ridges, active faults in the crust around …