GEODYNAMICS- SIO 234

http://topex.ucsd.edu/geodynamics

A general course on the dynamics and kinematics of the solidearth based on the text of Turcotte and Schubert.
Prerequisite: some familiarity with (or willingness to learn ) partial differential equations and fourier transforms.



David Sandwell; 1102 IGPP; dsandwell@ucsd.edu; Ph. 534-7109

Lecture course, 4-units, letter grade or S/U grade, homework, presentations, quizes, final.

MWF, 9:00 - 9:50 AM,  - Munk Conference Room


SYLLABUS
DATE
TOPIC
READING/HOMEWORK
LECTURER

Review complex numbers and contour integration
Problems


Introduction and Plate Tectonics


23 SEP
Class Overview
Plate Tectonics - Observations
KML files
Read: T&S, Ch. 1.1 to 1.14 or
Plate Tectonics, S,T&O, Ch. 2.
HW1
Sandwell
26 SEP
Plate Tectonic - Theory
Plate Map
Read: The Ocean basins: Their Structure 
and Evolution
, Chapter 2 (in IGPP Reading Room)

Reference: MORVEL Tectonic Model
Sandwell
28 SEP
Applications of Fourier Transforms Functions of a Complex Variable (review);
Matlab Tutorial

HW2 - Due Oct 5
Sandwell
30 SEP
Marine Magnetic Anomalies
Sandwell
03 OCT
Plate Motions, Reconstructions, and Plumes
View Videos on Plate Tectonics
Maria Seton
Dick Hey
John Tarduno


Heat Flow

05 OCT
Heat Conduction, Heat Flow Measurements, and Global Heat Budget
Read: T&S, Ch. 4.1 to 4.19
HW3 -  publications for HW3
Sandwell
07 OCT
Continental and Oceanic Geotherms

HW4 - Problems from T&S, Ch. 4
4-9, 4-10, 4-14, 4-23, 4-24, 4-36, 4-37
DUE 12 OCT

Sandwell
10 OCT
Cooling of the Oceanic Lithosphere Read: T&S, Ch. 4.19 to 4.26

Sandwell
12 OCT
Quiz - Plate Tectonics and Heat Flow


14 OCT
Ocean Floor Topography  Read: Hasterok, 2013
Sandwell
17 OCT
Depth versus age

Buoyancy of the Lithosphere;


Parsons and Sclater, JGR, 1977
Stein and Stein, Nature, 1992
Doin and Fleitout, EPSL, 1996
Hillier and Watts, JGR, 2005
Sandwell
19 OCT
Dikes and sills;
Cooling of a Lava Lake (Stefan Problem)
Summary of Boundary Later Cooling

Read: Lateral Plate Shrinkage Sandwell

Isostasy, Rheology, and Flexure

21 OCT
Isostasy and Crustal Thickness;
Review Stress and Strain

Schubert and Sandwell, 1989
Flesch et al., 2001

Sandwell
24 OCT
Rheology of the Lithosphere
Moment vs. Curvature

Brace and Kohlstedt, JGR, 1980
Burov and Watts
Burgmann and Dresen_2008
Sandwell
26 OCT
Flexure Theory

Read: T&S, Ch 3.1 to 3.12
HW5 -
Problems from T&S, Ch. 3
3-1, 3-7, 3-14, 3-19, 3-22
DUE 02 NOV
Sandwell
28 OCT
Flexure Examples
Sandwell
31 OCT
Presentations of heat flow problems

Read: T&S, Ch. 3.13 to 3.18


02 NOV
Presentations of heat flow problems HW6 - publications for HW6


Earthquakes

04 NOV
Strike-slip fault: deformation and heat flow Read:  Interseismic deformation due to strike-slip faults
Read: T&S Ch. 8.1 to 8.9

07 NOV
Strike-slip fault: deformation and heat flow
Read: Heat Flow Paradox
Kang_DiPerna

Sandwell
09 NOV
Earthquake Tools: GPS, INSAR, Strain
Pinon Field Guide
Sandwell
11 NOV
Field Trip to Pinon Flat Observatory
Quadcopter survey of E-W strain meter tube



Gravity

14 NOV
Global Gravity
Reference Earth Model
Read: T&S, Ch. 5.1 to 5.5
HW7 - Due 23 NOV
Sandwell
16 NOV
Laplace's Equation and Satellite Altimetry
Read: Watts, JGR, 1978 Sandwell
18 NOV
Presentations for HW6

21 NOV
Poisson's Equation and Bouguer Anomalies

23 NOV
Gravity/topography transfer function
Read: T&S, Ch. 6.1 to 6.10
Read: Parker, 1973
Sandwell

Fluid Mechanics


28 NOV
Isostatic geoid anomalies
Sandwell
30 NOV
Channel Flow and Stream Function HW8 - Problems from T&S, Ch. 6
6-1, 6-3, 6-6, 6-11
Due Dec 7
Stegman
02 DEC
Postglacial Rebound
Sandwell
05 DEC Noon Munk
Review geodynamics questions from previous departmental exams
Practice final quiz

07 DEC
9:00-11:00
Final Exam - questions will be taken from previous Geophysics Departmental Exams

Sandwell


SIO 234 SUGGESTED BOOKS:

Textbooks:

Geodynamics: Second Edition,  Turcotte, D. L. and Schubert, G., Cambridge University Press, 2002.
or
Geodynamics: Third Edition,
Turcotte, D. L. and Schubert, G.,
Cambridge University Press, 2014.

 

Reference Books:

Mantle Dynamics:    Mantle Convection in the Earth and Planets, Schubert, G., Turcotte, D. L. and P. Olson, Cambridge University Press, 2001

Fourier Transforms:    The Fourier Transform and its Application, Bracewell, R. N.,  McGraw-Hill Book Co., New York, 1978.  (Chapters 2, 6)

Marine Geophysics:    The Ocean Basins: Their Structure and Evolution, The Open  University , Pergamon Press, 1989.   (Chapters 2, 3)

General Ref.:     Physics of the Earth, Stacey, F. D.,  John Wiley & Sons, New  York, 1969.

Computer Homework:

Computer homework can be done using Fortran, C, or MATLAB which runs on most machines.  If you do not have a computer account we will set you up.