Basic Seismology Diary

Objective: Learn the fundamental principles of basic seismology and their applications to exploration geophysics. Many of the principles learned in lectures are reinforced by MATLAB exercises.

DAY

CHAPTER

TOPIC

LAB

1 1.1 PDF Book, Introduction, and Outline. .
1 1.2 Acoustic Stress and Strain (Ch. 1) Stress, strain, infinitesimal linear assumption, Hooke's Law, Newton's Law, acoustic wave equation, absorbing boundary conditions. Stress-strain exercise
1 1.3 Planar Solutions to Acoustic Wave Equation (Ch. 1): Wave eqn., plane wave solution, period, apparent wavelength, wavenumber, apparent velocity, slowness, aliasing. Plane-wave exercise and Seismic Record Interpretation Lab I.
1 1.4 Spherical Solutions to Acoustic Wave Equation (Ch. 1): Spherical divergence, Green;s functions, energy of a wave and LSM. Spherical-wave exercise , Midterm Hmwk.
1 1.5 Reflection+Transmission Coefficients (Ch. 1): Snell's Law, Reflection-Transm. coefficients, critical angle, impedance, particle velocity, pressure, free surface condition, and 2-3 Layer Refract. . Reflection coefficient exercise and Reflection Homework.
1 1.6 Refraction Head Waves. and Convolutional Forward Modeling, Well Logs, Rock Properties, Seismic Wavelet. Lab: 1D Convolutional Modeling Lab
1 TBA SVI and SVI II. Lab: SVI Lab
2 7.1 Finite-Difference Solution to the Wave Equation Theory. 1D FD Lab
2 7.2 Stability, Dispersion & ABCs and Adv. Absorbing Boundary Conditions. 2D FD Lab
3 4.1 Traveltime Tomography Theory: traveltime integral, linearization, least squares solution. Straight Ray Tomography Lab
3 3.1 Attenuation, Eikonal FD, and Ray-based Traveltimes. Eikonal FD. Eikonal Lab
4 2.1 Tomography Resolution. .
5.1 2.1 SH Wave Equation .
5.2 2.1 Simple Elastic Strain, Stress, Newton's Law, Hooke's Laws, and Elastic Wave Eqn. Elastic FD Lab
5.3 2.1 Staggered Grid Elastic F.D. .
2 2.1a Lecture: Elastic Stress Tensor and Strain Tensor.
2 2.1 Hooke's Law, Newton's Law, Elastic Wave Equation (Ch. 2) Elastic FD Exercises
2 7.3 Finite Difference Solution to the Elastic Wave Equation FD Approximation, Differencing Stencil. Elastic FD Lab
2 2.1 SH Wave Equation (Ch. 2) , Hooke's Law, Newton's Law, Stress, Elastic Wave Equation (Ch. 2) , and P, SH, SV waves, surface waves, PS and PP reflection coefficients. Love and Rayleigh waves. .
3 2.1 Radiation Pattern Multicomponent Exercise, Elastic PSV FD Lab, Elastic Radiation FD Lab
3 6.1 Modeling and Postack Migration Poststack Forward Modeling Lab
3 6.2 Prestack Born Modeling and Migration. Prestack Forward Modeling Lab , and Poststack migration, and Prestack Migration.
4 6.4 Migration Resolution(Ch. 6) Exercise
4 6.5 Time Migration (Ch. 6) Time Migration Lab;
4 6.6 Reverse Time Migration (Ch. 6) RTM Lab ;
5 4.1 Traveltime Tomography and Waveform Tomography Tomography lab I
5 4.2 Traveltime Tomography (Ch. 4): Linearization of Traveltime Integral, Overdetermined System of Equations, Damping, Steepest Descent, Multiscale Tomography. Tomography lab I
5 4.3 Tomography (Ch. 4) Tomography lab II