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


29 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
02 OCT
Plate Tectonic - Theory
Plate Map
Read: The Ocean basins: Their Structure 
and Evolution
, Chapter 2 (in IGPP Reading Room)

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

HW2
Sandwell
06 OCT
Marine Magnetic Anomalies
Gee
09 OCT
Plate Motions, Reconstructions, and Plumes
View Videos on Plate Tectonics
Maria Seton
Dick Hey
John Tarduno
Gee

Heat Flow

11 OCT
Heat Conduction, Heat Flow Measurements, and Global Heat Budget
Read: T&S, Ch. 4.1 to 4.19
HW3 -  publications for HW3
Sandwell
13 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 20 OCT

Sandwell
16 OCT
More heat from from T&S
Read: T&S, Ch. 4.19 to 4.26

Sandwell
18 OCT
Cooling of the Oceanic Lithosphere
Sandwell
20 OCT
Ocean Floor Topography  Read: Hasterok, 2013
Take Home Quiz - Plate Tectonics and Fourier Transforms - Due 23 OCT @ 9 AM
Solutions
Sandwell
23 OCT
Depth versus age

Buoyancy of the Lithosphere;


Dikes and sills;
Cooling of a Lava Lake (Stefan Problem)
Parsons and Sclater, JGR, 1977
Stein and Stein, Nature, 1992
Doin and Fleitout, EPSL, 1996
Hillier and Watts, JGR, 2005
Sandwell
25 OCT
Summary of Boundary Later Cooling
Subduction on Venus
Read: Lateral Plate Shrinkage Sandwell

Isostasy, Rheology, and Flexure

27 OCT
Isostasy and Crustal Thickness;
Review Stress and Strain

Schubert and Sandwell, 1989
Flesch et al., 2001

Sandwell
30 OCT
Rheology of the Lithosphere
Moment vs. Curvature

Brace and Kohlstedt, JGR, 1980
Burov and Watts
Burgmann and Dresen_2008
Sandwell
01 NOV
Flexure Theory
Flexure Examples

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 08 NOV
Sandwell
03 NOV
Presentations of heat flow problems Read: T&S, Ch. 3.13 to 3.18 I - Blanc, Morris
H - Lau, Perry
G - Jin, Wilson
06 NOV
Presentations of heat flow problems

HW6

publications for HW6
F - Sadhasivan
Santos

E- Arai, Harper
YSE - Sandwell
08 NOV
Presentations of heat flow problems
D - Adams, Golriz
C - Bugge,  King

B - Anderson, Cych
13 NOV
Buckling and Yield Strength Envelope (YSE)
Brace and Kohlstedt, JGR, 1980
Burov and Watts
Burgmann and Dresen_2008

Sandwell

Earthquakes

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

Sandwell
17 NOV
Earthquake Tools: GPS, INSAR, Strain
Heat flow paradox
Sandwell

Gravity

20 NOV
Global Gravity
Reference Earth Model
Read: T&S, Ch. 5.1 to 5.5
Treatise on Geophysics
Wieczorek - planetary geodesy - nice presentation Gravity and Topography of the Terrestrial Planets
HW7 - Due 01 DEC
Sandwell
22 NOV
Laplace's Equation and Satellite Altimetry
Read: Watts, JGR, 1978 Sandwell
27 NOV
Poisson's Equation and Bouguer Anomalies
Read: Parker, 1973
29 NOV
Presentations for HW6

01 DEC
Presentations for HW6 Read: T&S, Ch. 6.1 to 6.10

04 DEC
Gravity/topography transfer function
Isostatic geoid anomalies

Sandwell

Fluid Mechanics


06 DEC
Channel Flow and Stream Function HW8 - Problems from T&S, Ch. 6
6-1, 6-3, 6-6, 6-11
Due Dec 8
Stegman
08 DEC
Postglacial Rebound Notes
Sandwell

Take Home Final Exam

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.