首页--天文学、地球科学论文--地球物理勘探论文--地震勘探论文

Seismic Study of the Crust and Mantle Lithosphere in Cameroon,West Africa

Acknowledgement第6-8页
Abstract第8-9页
1. Introduction第16-30页
    1.1 Geological Background of Cameroon第16-20页
    1.2 Motivation and Thesis Objectives第20-21页
    1.3 The Cameroon Broadband Seismic Experiment第21页
    1.4 Previous Studies Using CBSE Array Data第21-27页
    1.5 Achievements and Thesis Outline第27-30页
2. Methodology第30-44页
    2.1 Seismic Waves第30-31页
    2.2 The Ambient Seismic Noise Field第31页
    2.3 Ambient Noise Cross-Correlation Method第31-35页
    2.4 Computation of Surface-wave Dispersion第35-37页
    2.5 Surface Wave Tomography第37-38页
    2.6 Rayleigh Wave Ellipticity第38-39页
    2.7 Receiver Function Method第39-41页
    2.8 Joint Seismic Inversions第41-44页
3. Crustal Radial Anisotropy beneath Cameroon from Ambient Noise Tomography第44-66页
    3.1 Introduction第44-47页
    3.2 Data and Methodology第47-48页
    3.3 Results and Discussion第48-64页
        3.3.1 Cross-Correlation第48页
        3.3.2 Phase Velocity Measurement and Tomography第48-52页
        3.3.3 3-D Shear Wave Velocity Models第52-58页
        3.3.4 Cross Sections第58-60页
        3.3.5 Uncertainty in Radial Anisotropy第60-64页
    3.4 Conclusions第64-66页
4. Crust-Mantle Coupling Mechanism in Cameroon, West Africa, Revealed By 3D S-Wave Velocity and Azimuthal Anisotropy第66-92页
    4.1 Introduction第66-70页
    4.2 Data and Methodology第70-76页
        4.2.1 Data第70页
        4.2.2 Data Processing第70-71页
        4.2.3 Dispersion Analysis第71-72页
        4.2.4 Phase Velocity Maps and Azimuthal Anisotropy第72-74页
        4.2.5 Depth Inversion for Shear Wave Speed and Azimuthal Anisotropy第74-76页
    4.3 Results and Discussion第76-90页
        4.3.1 Discrepancy between the Phase Velocity Measurements from ANT andTS Method第76页
        4.3.2 Checkerboard Tests第76-80页
        4.3.3 2D Isotropic and Anisotropic Phase Velocity Maps第80-82页
        4.3.4 3D Models of Isotropic and Azimuthal Anisotropy第82-86页
        4.3.5 Cross Sections along the NA Inverted 3D Isotropic Vsv Model第86-88页
        4.3.6 Correlation with Previous SKS Splitting Studies第88-90页
    4.4 Conclusions第90-92页
5. Further Constraints on the Shear Wave Velocity Structure of Cameroon from JointInversion of Receiver Function, Rayleigh Wave Dispersion and EllipticityMeasurements第92-118页
    5.1 Introduction第92-93页
    5.2 Data and Methodology第93-98页
        5.2.1 Rayleigh Wave Dispersion Data第94-95页
        5.2.2 P-Wave Receiver Functions第95页
        5.2.3 Rayleigh Wave Ellipticity (ZH Ratio)第95-97页
        5.2.4 Joint Inversion Scheme第97-98页
    5.3 Results and Discussion第98-115页
        5.3.1 Rayleigh Wave Ellipticity Measurements (ZH Ratio)第99-102页
        5.3.2 Inverted 1-D Velocity Models第102-107页
        5.3.3 Localized High Velocity Layer (HVL) In the Uppermost Crust第107-110页
        5.3.4 Crustal Thickness Estimate第110-112页
        5.3.5 V_p/V_s Ratio (Poisson's Ratio)第112-115页
    5.4 Conclusions第115-118页
6. Conclusions and Future Directions第118-124页
    6.1 Summary of Findings第118-120页
    6.2 Viable Geodynamic Model for the CVL第120-122页
    6.3 Further Work第122-124页
References第124-152页
PUBLICATIONS OF OJO ADEBAYO OLUWASEUN第152-154页

论文共154页,点击 下载论文
上一篇:三氧化钨基光致变色纳米材料的制备及性质研究
下一篇:B2型FeAl力学性质、表面吸附和界面结合的第一性原理研究