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
Yuri Fialko: 321 Munk; yfialko@ucsd.edu; Ph. 822-5028
Lecture course, 4-units, letter grade or S/U
grade,
homework, weekly and final quiz.
| DATE |
TOPIC |
READING/HOMEWORK |
LECTURER |
| Evolution and Structure
of the Earth |
|||
| 28
SEP |
Introduction
Lithospheric dynamics preview |
Sandwell |
|
| 01 OCT |
Functions
of a Complex Variable (review); Applications of fourier transforms; |
Read: Origin,
Composition, and Structure of the Earth Read: Wood (p 13 - 53) Meteorites HW1 |
Sandwell |
| 03 OCT |
Global
tectonic
observations; Radial earth structure |
Read:
T&S, Ch.1. 1-55 or Plate Tectonics, S,T&O, Ch. 2. |
Sandwell |
| 05 OCT |
Quiz
1: Origin and comp of the Earth; Meteorites Radioactivity and geochromology (T&S p 411) |
||
| Plate
Kinematics |
|||
| 08
OCT |
Flat earth kinematics and plate motions on a sphere; | Read:
The Ocean basins: Their
Structure and Evolution, Chapter 2 (in IGPP Reading Room) HW2 |
Sandwell |
| 10 OCT |
Crustal
generation at mid-ocean ridges; Marine magnetic anomalies Plate motion inversions; |
Sandwell | |
| 12 OCT |
Matlab
and Fourier Transforms - Lab |
Read:
Heat Transfer,
T&S, Ch. 4., 132-152 |
Sandwell |
| Heat Flow |
|||
| 15 OCT |
Heat conduction, heat flow measurements, and Global heat budget; | Read:
Heat Transfer,
T&S, Ch. 4., 153-166 HW3 |
Sandwell |
| 17 OCT |
Cooling of the
oceanic lithosphere; |
Sandwell |
|
| 19 OCT |
Quiz
2: names of plates and boundaries; (fun study guide) triple junction on flat earth |
Read: Heat Transfer, T&S, Ch. 4., 166-183 | |
| 22 OCT |
Cooling
of the
oceanic lithosphere; |
||
| 24 OCT |
Ocean floor
topography; Buoyancy of the lithosphere; |
Read: Doin and
Fleitout, EPSL, 1996 HW4 Problems from T&S, Ch. 4 4-9, 4-14, 4-23, 4-25, 4-37 Due NOV 2 |
Sandwell |
| 26 OCT |
Cooling
of a lava lake (Stefan problem) |
Read: T&S, Ch. 2. 89-104 | Sandwell |
| Isostasy/Flexure | |||
| 29 OCT |
Isostasy and crustal thickness; | Shearer, Introduction to Seismology, Ch. 2, 13-21 |
Sandwell |
| 31 OCT |
Review
of Stress and Strain Rheology of the Lithosphere |
Read:
Brace
and Kohlstedt, JGR, 1980 Burov and Watts |
Sandwell |
| 02 NOV |
Moment vs. Curvature | Read:
Elasticity, T&S, Ch3, 105-120 HW5 - Due Nov. 9 |
Sandwell |
| 05 NOV |
Flexure Theory | Read:
Flexure, T&S, Ch.3, 112-131; |
Sandwell |
| 07 NOV |
Flexure Examples | Watts Lectures: Flexure 1 Flexure 2 |
Sandwell |
| 09 NOV |
Student Presentations of HW3 | A -
Caraballo-Alvarez, Henig B - Crowell, Dewolf |
|
| 12 NOV |
Holiday - Field trip to Pinon
Flat Plan for day: 6:30 meet in IGPP parking lot to load 3 GPS receivers/tripods 7:00 drive to Pinon 10:00 setup three GPS at the locations of three radar corner reflectors and inspect reflectors. 12:00 lunch (we'll bring sandwiches/drinks). 13:00 tour facility 16:00 take down GPS receivers 19:00 should be back in San Diego |
||
| 14 NOV |
Student Presentations of HW3 | C
- Lang, Stambach D - Buelher, Tong |
|
| 16 NOV |
F
- Hartsig, Markee G - Chen, Wood Gravity |
||
| Earthquakes |
|||
| 19 NOV |
Theories
of faulting; Seismic cycle. |
Reading Interseismic deformation due to strike-slip faults Class notes, T&S Chapter 8, 339-359; Data |
Fialko |
| 21 NOV |
Earthquake
stress drop and absolute driving stress; Heat flow paradox of the San Andreas fault |
Reading
Heat flow paradox |
Fialko |
| 23 NOV |
Thanksgiving Holiday |
||
| 26 NOV |
Seismotectonics of plate boundaries |
Read: T&S Chapter 8-12; |
Fialko |
| Gravity | |||
| 28 NOV |
Flexure Examples | Read T&S, Gravity, 195-207 | Sandwell |
| 30 NOV |
Reference
gravity Gravity Anomalies Laplace's equation and satellite altimetry |
Sandwell |
|
| 03 DEC |
Poisson's
equation and Bouguer anomalies Gravity/topography transfer function; Isostatic geoid anomalies, Swell-push force |
Please complete
course and professor evaluation. |
Sandwell |
| 05 DEC |
Radial
Earth Structure and Adiabatic Gradient |
Read: Structure and Composition of the Mantle, S,T&O, Ch. 3., 63-68. | Sandwell |
| 07 DEC |
Quiz
3: flexure gravity/topography transfer function adiabatic gradient |
Sandwell |
Textbooks:
Geodynamics:
Second
Edition,
Turcotte, D. L. and Schubert, G., John Wiley & Sons, New York, 2002.
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)
Meteorites: Meteorites and the Origin of Planets,
Wood, J. A., McGraw-Hill Book Co. 1968 (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.