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...446/GEO GEO 789G : Geophysics Fall, 2006 August 30, 2006 Grading policy 1. Homework (6 sets) - 30% 2. Midterm -30% 3. Research paper - 40% Syllabus Heat transfer Lectures 2-9: 1D heat conduction, temperature pro le of the continental and oceanic crust, plate cooling, ocean oor topography, mantle adiabat. Fluid Mechanics Lectures 10-16: 1 D channel ow, asthenospheric counter ow, conservation equations, linear stability of convection, boundary layer analysis, thermal history of the earth,...
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446/GEO GEO 789G : Geophysics Fall, 2006 August 30, 2006 Grading policy 1. Homework (6 sets) - 30% 2. Midterm -30% 3. Research paper - 40% Syllabus Heat transfer Lectures 2-9: 1D heat conduction, temperature pro le of the continental and oceanic crust, plate cooling, ocean oor topography, mantle adiabat. Fluid Mechanics Lectures 10-16: 1 D channel ow, asthenospheric counter ow, conservation equations, linear stability of convection, boundary layer analysis, thermal history of the earth, convection and tectonics, mantle mixing. Gravity Lectures 17-23: Gravitational eld due to point mass and spheres, planetary orbits, MacCullagh s formula, centrifugal acceleration, Geoid, isostasy, moment of inertia. Rock and mineral physics Lectures 25-32: Elastic constants and wave velocities, elastic, viscous and viscoelastic behavior of materials, di usion and dislocation creep, mantle rheology, Rheology and convective cooling of the Earth. 1 Geomagnetism Lectures 33-35: Variations and reversals the of Earth s magnetic eld, elements of dynamo theory. Exploration geophysics Lectures 36-46: Seismic refraction and re ection methods, single surface, multiple horizontal interfaces, dipping interfaces. Important days 1. Holidays: 09/04/2006 (Labor day), 11/24/2006 (Thanksgiving). 2. Mid term: 10/23/2006. 3. Discussion of research paper topic: 12/01/2006. References 1. Geodynamics, 2nd Ed. D.L. Turcotte and G. Schubert (2002), Cambridge University Press. 2. Mantle Convection in the Earth and Planets (2001), G. Schubert, D. Turcotte, P. Olson, Cambridge University Press. 3. Solar System Dynamics (2005), C.D. Murray and S.F. Dermott, Cambridge University Press. 4. Introduction to the Physics of the Deep Interior of the Earth (2000), JeanPaul Poirier, Cambridge University Press. 5. The Magnetic Field of the Earth (1998), R.T. Merrill, M.W. McElhinny, P.L. McFadden, Academic Press. 6. Introduction to Applied Geophysics (2006), H.R. Burger, A.F. Sheehan, C.H. Jones, W.W. Norton and Company. 2
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Maryland >> GEOL >> 446 (Fall, 2008)
Sheet1 Lecture Hours 1 2 Date Topic 09/06/06 Fourier s law Ch 4.2, 1D time dependent heat conduction Ch 4.6, 4.13, Conductive geotherm for mantle Ch 4.7 11:00-12:50 09/11/06 Distribution of radiogenic elements [Larchenbruch, 1968], Conductive ge...
Maryland >> GEOL >> 446 (Fall, 2008)
Heat Transfer 1: Fall 2006 September 6, 2006 Overview In this section we will learn about the thermal structure of the Earths lithosphere and the mantle. We will consider the simple case of heat transfer by thermal conduction. We will demonstrate t...
Maryland >> GEOL >> 446 (Fall, 2008)
Heat transfer 2 September 11, 2006 Overview In the last lecture we found out that the steady state conductive geotherm does not provide an adequate description for the thermal structure of the mantle. Today, we will derive a steady-state conduction...
Maryland >> GEOL >> 446 (Fall, 2008)
Homework set 1: Heat transfer September 11, 2006 Due 09/25/2006 1. Problem 4.1, Turcotte and Schubert, provide details of calculation. 2. Give the the steady state conductive geotherm in a mantle with constant heat production H, density , and therma...
Maryland >> GEOL >> 446 (Fall, 2008)
Heat transfer 3 09/13/2006 Overview In this lecture we will explore the thermal structure of the oceanic lithosphere. In the previous lectures we have seen that a steady-state conductive geotherm describes the thermal structure of the continents qu...
Maryland >> GEOL >> 446 (Fall, 2008)
Heat transfer 4 09/18/2006 Overview In this lecture we will discuss the relatively higher eciency of heat transfer by advection over conduction and the notion of adiabatic compressibility. We will derive an expression for the adiabatic geotherm in ...
Maryland >> GEOL >> 446 (Fall, 2008)
Fluid Mechanics 1 09/20/2006 Overview Rocks in the Earths mantle behave in a uid-like manner. The elevated temperature beneath the lithosphere reduces the viscosity of the rock forming minerals allowing them to ow. Therefore, the principles of uid ...
Maryland >> GEOL >> 446 (Fall, 2008)
Fluid Mechanics 2: Postglacial rebound 09/25/2006 Overview In this lecture we will use the governing equations of uid mechanics to calculate the viscosities of the Earths mantle. The Earths mantle responds to rapid (i.e. 104 yrs) loading and unload...
Maryland >> GEOL >> 446 (Fall, 2008)
Homework 2: Fluid mechanics Assigned: 09/25/06 Due: 10/09/06 Governing equations Equation for mass conservation: u v + = 0. x y Equations for momentum conservation: P xx yx + + , x x y P yy xy 0= + + + g. y y x 0= Constitutive equations: xx yy u...
Maryland >> GEOL >> 446 (Fall, 2008)
Fluid mechanics 3: Mantle convection 09/27/2006 1 Overview Today, we will discuss about the onset of convective instability in layer of uid heated from below and heated within. Using a simplied linear stability analysis, we will establish a simpl...
Maryland >> GEOL >> 446 (Fall, 2008)
Fluid mechanics 4: Boundary layer theory 10/02/2006 Overview Two important aspects of thermal convection are (1) the criterion for the onset of convection and (2) the structure of a convecting layer of uid. In the last lecture, we derived an express...
Maryland >> GEOL >> 446 (Fall, 2008)
Fluid mechanics 5 10/04/2006 Overview The structure of a convecting uid layer can be determined from the boundary layer theory. Using the boundary layer theory, one can also calculate ridge-push and trench-pull, two major forces that drive tectonic...
Maryland >> GEOL >> 446 (Fall, 2008)
Fluid mechanics 6: Thermal evolution of the Earth 10/09/2006 Overview Thermal evolution of the Earth is a complicated problem which simultaneously requires the principles of heat transfer, uid mechanics, and geochemistry. The rst study of the therm...
Maryland >> GEOL >> 446 (Fall, 2008)
Homework 3: Gravity Assigned: 10/09/2006 Due: 10/23/2006 1. Problem 5.1 Turcotte and Schubert. Use data from Appendix 2. Provide details of calculation. 10 points 2. Problem 5.12, Turcotte and Schubert. Use Table B in Appendix 1 for conversion. 10 po...
Maryland >> GEOL >> 446 (Fall, 2008)
Gravity 1: Earths Gravity 10/11/2006 Overview Gravitational attraction between two masses can be calculated based on Newtons law of gravitation. The simple, yet elegant law can be used to calculate planetary orbits, detect subsurface ore bodies and ...
Maryland >> GEOL >> 446 (Fall, 2008)
Gravity 2: Gravity anomalies 10/16/2006 Overview Surface gravity measurements are inuenced by a number of factors. The variations in the gravity measurements provide us with extremely valuable information regarding density structure of the underlyin...
Maryland >> GEOL >> 446 (Fall, 2008)
Gravity 3: Isostasy and the Geoid October 18, 2006 Overview Regions of high elevation are associated with excess mass which needs to be compensated for hydrostatic equilibrium of pressure. The principle of isostasy provides us with a model of the me...
Maryland >> GEOL >> 446 (Fall, 2008)
Review 10/23/2006 Topics covered Heat transfer Fouriers law, time dependent heat conduction Steady state conductive geotherm with spatially varying internal heat production Half space cooling model Mantle adiabat Fluid mechanics Conservation ...
Maryland >> GEOL >> 446 (Fall, 2008)
Rock and mineral physics 3: creep of crystals 11/08/2006 Overview At the elevated temperature and pressure of the Earths deep interior, mineral crystals ow in a uid-like manner. The time dependent deformation of crystals is known as creep. Defects i...
Maryland >> GEOL >> 446 (Fall, 2008)
Rock and mineral physics 4: Regimes of creep 11/13/2006 Contents In todays lecture, we will continue our discussions on the following four diereent creep regimes in materials: Anelastic creep Low temperature creep associated with dislocation glide...
Maryland >> GEOL >> 446 (Fall, 2008)
Home work 4: Rock and mineral physics Assigned: 11/13/2006 Due: 11/20/2006 Undergraduates are required to solve any two problems The constitutive equation for rocks undergoing viscous creep can be generally expressed as: Q n exp =A , (1) dp RT wher...
Maryland >> GEOL >> 446 (Fall, 2008)
Exploration Seismology: Seismic refraction 1 11/20/2006 Overview In the next two lectures we will learn how to calculate various parameters associated with refracted seismic waves. Today we will discuss the travel time curve associated with seismic ...
Maryland >> GEOL >> 446 (Fall, 2008)
Home work 5: Seismic refraction Assigned: 11/20/2006 Due: 11/29/2006 Undergraduates are required to solve only one of the two problems. 1. Critical distance: In a seismic refraction prole, critical distance xc is the minimum horizontal distance from...
Maryland >> GEOL >> 446 (Fall, 2008)
Exploration Seismology: Seismic refraction 2 11/22/2006 Overview In todays lecture, we will discuss the derivation of a travel-time curve for multiple horizontal layers, the hidden-layer problem, and the travel time curve for a dipping layer. Refer...
Maryland >> GEOL >> 446 (Fall, 2008)
Exploration seismology: Seismic reection 1 11/29/2006 Overview In todays lecture we will discuss abou the other important seismic exploration method, seismic reection. We will discuss the properties of the travel time curves for single and multiple ...
Maryland >> GEOL >> 446 (Fall, 2008)
Home work assignment 6: seismic reection Assigned: 11/30/2006 Due: 12/12/2006 Undergraduates are required to solve only one problem. 1. Curvature of travel time curve: For a 2-D curve of the form y = y(x) the curvature is dened as: = d2 y/dx2 3 (1 ...
Maryland >> IPR >> 2001 (Fall, 2008)
1 MURI on The Effects of RF Pulses on Electronic Circuits and Systems (Administered by AFOSR) Introduction to Presentations by University of Maryland, College Park (UMCP) and Boise State University (BSU) Microwave Effects and Chaos in 21st Century A...
Maryland >> IPR >> 2001 (Fall, 2008)
Chaos Experiments Steven M. Anlage Renato Mariz de Moraes Tom Antonsen Ed Ott Physics Department University of Maryland, College Park MURI Review Meeting 8 June, 2002 Chaos Experiments Two Approaches Classical Chaos Nonlinear Circuits Is there prema...
Maryland >> IPR >> 2001 (Fall, 2008)
Statistical Properties of Wave Chaotic Scattering Matrices* Xing Zheng, Tom Antonsen, Ed Ott, Steve Anlage, Omar Ramahi AFOSR-MURI Program Review Electromagnetic Coupling in Computer Circuits Schematic Integrated circuits cables connectors circuit...
Maryland >> IPR >> 2001 (Fall, 2008)
EM Noise Mitigation in Electronic Circuit Boards and Enclosures Omar M. Ramahi, Lin Li, Xin Wu, Vijaya Chebolu, Vinay Subramanian, Telesphor Kamgaing, Tom Antonsen, Ed Ott, and Steve Anlage A. James Clark School of Engineering University of Maryland,...
Maryland >> IPR >> 2001 (Fall, 2008)
Electromagnetic Effects on Modern Electronic Devices and Circuits: Modeling and Experiments Neil Goldsman Dept. of Electrical and Computer Engineering, UMCP Collaborators so far: B. Jacob, V. Granatstein, A. Akturk, Z. Dilli, Y. Bai, T. Firestone, S...
Maryland >> IPR >> 2001 (Fall, 2008)
Experimental Studies of Vulnerabilities in Devices and On-Chip Protection Agis A. Iliadis Electrical and Computer Engineering Department University of Maryland, College Park, MD 20742 Tel:301-405-3651/agis@eng.umd.edu Research Students: Xingzhi Wen, ...
Maryland >> IPR >> 2001 (Fall, 2008)
RELIABLE COMPUTER ARCHITECTURES MURI Review June 8, 2002 Bruce Jacob University of Maryland EFFECTS OF MICROWAVES Robust Computer Architectures Prof. Bruce Jacob Electrical & Computer Engineering University of Maryland, College Park UNIVERSITY OF M...
Maryland >> IPR >> 2001 (Fall, 2008)
Schottky Diode RF Detectors and RF Pulse Effects on CMOS Logic Boise State University and University of Maryland Presented by R. Jacob (Jake) Baker Boise State Participants: U. Maryland: Woochul Jeon, John Melngailis (with help from Andrei Stanishev...
Maryland >> IPR >> 2001 (Fall, 2008)
IREAP MURI 2001 Review Experimental Study of EMP Upset Mechanisms in Analog and Digital Circuits John Rodgers, T. M. Firestone,V. L. Granatstein, M. Walter Institute for Research in Electronics and Applied Physics University of Maryland College Park...
Maryland >> IPR >> 2001 (Fall, 2008)
1 MURI on The Effects of RF Pulses on Electronic Circuits and Systems (Administered by AFOSR) Conclusion of Presentations by University of Maryland, College Park (UMCP) and Boise State University (BSU) Microwave Effects and Chaos in 21st Century Ana...
Maryland >> PHYS >> 685 (Fall, 2008)
University of Maryland Department of Physics College Park, Maryland Physics 485/685 Fall 2006 GENERAL INFORMATION Faculty M. Coplan Office: CSS 3215 (Computer Space Sciences Building) Office Hours: Monday and Wednesday 11:00-12:00 and by appointment...
Maryland >> PHYS >> 685 (Fall, 2008)
University of Maryland Department of Physics College Park, Maryland Physics 485/685 Fall 2004 GENERAL INFORMATION Instructor M. Coplan Office: CSS 3215 (Computer Space Sciences Building) Office Hours: Monday and Wednesday 11:00-12:00 and by appointme...
Maryland >> PHYS >> 685 (Fall, 2008)
University of Maryland Department of Physics College Park, Maryland Physics 485/685 Fall 2003 GENERAL INFORMATION Instructor M. Coplan Office: CSS 3215 (Computer Space Sciences Building) Office Hours: Monday and Wednesday 11:00-12:00 and by appointme...
Maryland >> PHYS >> 685 (Fall, 2008)
Physics 485/685 Schedule Fall 2003 Week Day Date Lecture Topic Laboratory Experiment I, AC Circuits 1, 2 II, Diodes 2 III, BJT 3 III, BJT 4 IV, JFET 5 V, Op Amps 6 V, Op Amps 7 V, Op Amps 8 VI, Digital Circuits 9 VI, Digital Circuits 10 VII, Project ...
Maryland >> IPR >> 2001 (Fall, 2008)
MURI on The Effects of RF Pulses on Electronic Circuits and Systems (Administered by AFOSR) Introduction to Presentations by University of Maryland, College Park (UMCP) and Boise State University (BSU) Overview of Research Progress presented by Vict...
Maryland >> IPR >> 2001 (Fall, 2008)
Statistical Properties of Wave Chaotic Scattering and Impedance Matrices MURI Faculty: MURI Students: Collaborators: Tom Antonsen, Ed Ott, Steve Anlage, Xing Zheng, Sameer Hemmady Shmuel Fishman, Richard Prange AFOSR-MURI Program Review Electroma...
Maryland >> IPR >> 2001 (Fall, 2008)
Chaos Experiments Wave Chaos and Electromagnetic Interference in Enclosures MURI Program Review Faculty: Steven M. Anlage, Thomas Antonsen, Edward Ott Students: Sameer Hemmady, Xing Zheng Electromagnetic Coupling in Computer Circuits Schematic Inte...
Maryland >> IPR >> 2001 (Fall, 2008)
Universal Impedance Fluctuations in Wave Chaotic Systems Sameer Hemmady,1 Xing Zheng,2 Edward Ott,1,2 Thomas M. Antonsen,1,2 and Steven M. Anlage1,3 Physics Department, University of Maryland, College Park, MD 20742-4111 USA (26 December, 2003) Abst...
Maryland >> IPR >> 2001 (Fall, 2008)
EM Noise Mitigation in Circuit Boards and Cavities Omar M. Ramahi, Xin Wu, Lin Li, Baharak Mohajeriravani,Shahrooz Shahparnia, Neil Goldsman, and Xi Shao Mechanical Engineering Department, Electrical and Computer Engineering Department and CALCE Elec...
Maryland >> IPR >> 2001 (Fall, 2008)
EM Effects on Semiconductor Devices Gates and Integrated Circuit Interconnects Dept. of Electrical and Computer Engineering, UMCP Neil Goldsman Collaborators: Bruce Jacob, Omar Ramahi Agis Iliadis, John Rodgers Xi Shao, Parvez N. Guzdar4 Akin Akturk,...
Maryland >> IPR >> 2001 (Fall, 2008)
Part I: Degradation in 3.2 nm Gate Oxides: Effects on Inverter Performance and MOSFET Characteristics Part II: Noise in Circuits Effects on Ultra-Thin Gate Oxide Degradation Bill Knowlton and Jake Baker Department of Electrical and Computer Enginee...
Maryland >> IPR >> 2001 (Fall, 2008)
Experimental Studies of Microwave Interference Vulnerabilities in IC Devices Agis A. Iliadis Electrical and Computer Engineering Department University of Maryland, College Park, MD 20742 Tel:301-405-3651/agis@eng.umd.edu Graduate Students: Kyechong ...
Maryland >> IPR >> 2001 (Fall, 2008)
Evaluating the Vulnerabilities of Digital Systems Prof. Bruce Jacob Electrical & Computer Engineering University of Maryland AFOSR-MURI Annual Review, November 2003 Chicago IL The Problems DATA DATA INPUT/OUTPUT CLOCK INPUT GROUND PLANES ON-CHIP C...
Maryland >> IPR >> 2001 (Fall, 2008)
Inducing Chaos in the p/n Junction Renato Mariz de Moraes, Marshal Miller, Alex Glasser, Anand Banerjee, Ed Ott, Tom Antonsen, and Steven M. Anlage CSR, Department of Physics MURI Review 14 November, 2003 Funded by STIC/STEP and Air Force MURI Moti...
Maryland >> IPR >> 2001 (Fall, 2008)
IREAP Nonlinear Effects in Advanced Communications Circuits Excited by Pulsed RF John Rodgers, Todd M. Firestone and V. L. Granatstein Institute for Research in Electronics and Applied Physics University of Maryland College Park, MD 20742 jrodgers@...
Maryland >> IPR >> 2001 (Fall, 2008)
Schottky Diode RF-Detector and Focused Ion Beam Post-Processing MURI Annual Review Woochul Jeon, Todd Firestone, John Rodgers Michael Gaitan NIST) Outline Opera...
Maryland >> IPR >> 2001 (Fall, 2008)
MURI on The Effects of RF Pulses on Electronic Circuits and Systems (Administered by AFOSR) Summary of Presentations by University of Maryland, College Park (UMCP) and Boise State University (BSU) Research Plans presented by Victor Granatstein Secon...
Maryland >> JA >> 5 (Fall, 2008)
Characterization of eld stitching in e-beam lithography using moir metrology e Thomas E. Murphy, Mark K. Mondol, and Henry I. Smith Department of Electrical Engineering and Computer Science Massachusetts Institute of Technology, Cambridge, MA 02139 U...
Maryland >> JA >> 5 (Fall, 2008)
Moir Principle Illustrated p1 (not resolvable in optical microscope) p2 (not resolvable in optical microscope) Moir Pattern: p1p2 P= |p2 p1| (easily resolved in optical microscope) P Position (phase) of moir fringes is very sensitive to relati...
Maryland >> GVPT >> 309 (Fall, 2008)
VENEZUELA:ACaseforSecondTrack/CitizensDiplomacy AModelfortheProposedImplementationoftheSecondTrackmethodofCitizens DiplomacyintheEscalatingCrisisbetweentheChavezGovernmentandtheOposicion DiplomaciaCiudania Prof.EdyKaufman MaestriaenEstudiosInternac...
Maryland >> GVPT >> 309 (Fall, 2008)
UNIVERSIDAD CENTRAL DE VENEZUELA FACULTAD DE CIENCIAS ECONMICAS Y SOCIALES COMISIN DE ESTUDIOS DE POSTGRADO AREA DE RELACIONES INTERNACIONALES Y GLOBALES MAESTRA EN RELACIONES INTERNACIONALES DIPLOMACIA CIUDADANA: TALLERES INNOVADORES PARA LA RESOLUC...
Maryland >> SHOW >> 139 (Spring, 2001)
http:/www.bsos.umd.edu/psyc/undergraduate/479Contract.pdf 1 of 2 Psychology Department Research in Psychology (Psyc 479) Contract STUDENT INFORMATION Semester: _ Year:_ Name (Last, First): _ Major: _ E-mail: _Address_ Number of Total Credits Earne...
Maryland >> ENGL >> 2 (Fall, 2008)
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Maryland >> ENGL >> 301 (Fall, 2008)
...
Maryland >> ENGL >> 2 (Fall, 2008)
ENGL 301 Critical Assumptions 4. The meaning of a literary text is located: _ within the text itself _ within the author 1. When I read a novel/poem/short story on my own, I primarily want (choose the most appropriate): _ to be entertained _ withi...
Maryland >> ENGL >> 301 (Fall, 2008)
ENGL 301 Critical Assumptions 4. The meaning of a literary text is located: _ within the text itself _ within the author 1. When I read a novel/poem/short story on my own, I primarily want (choose the most appropriate): _ to be entertained _ withi...
Maryland >> ENGL >> 2 (Fall, 2008)
...
Maryland >> ENGL >> 301 (Fall, 2008)
...
Maryland >> PUAF >> 4 (Fall, 2008)
Against Cosmopolitanism? The Question of Human Rights in Rawlss Law of Peoples Draft OnlyNot for Citation or Distribution without authors permission Peter G. Danchin [T]he old international order was neither a natural phenomenon to which humanity h...
Maryland >> CARPE >> 1997 (Fall, 2008)
Community Conservation ACTION UPDATE JULY 1997 CARPE is a collaborative effort to reduce deforestation and biodiversity loss in the Congo Basin. CARPE Action Update informs CARPEs partners about current and planned activities. We hope these updates w...
Maryland >> ECON >> 603 (Fall, 2008)
Outline for Static Games of Complete Information I. II. III. IV. V. VI. VII. VIII. Definition of a game Examples Definition of Nash equilibrium Examples, continued Iterated elimination of dominated strategies Mixed strategies Existence theorem on Nas...
Maryland >> ECON >> 603 (Fall, 2008)
Outline for Dynamic Games of Complete Information I. Examples of dynamic games of complete info: A. B. Sequential version of Battle of the Sexes Sequential version of Matching Pennies II. III. Definition of subgame-perfect equilibrium Backward indu...
Maryland >> ECON >> 603 (Fall, 2008)
Outline for Static Games of Incomplete Information I. II. Example 1: An auction game with discrete bids Example 2: Cournot duopoly with one-sided asymmetric information III. Definition of Bayesian-Nash equilibrium IV. Analysis of first-price auctions...
Maryland >> ECON >> 603 (Fall, 2008)
Dynamic Games with Incomplete Information (continued) Peter Cramton Takeover Game Targets value v is uniform on [0,100] Target knows value; Acquirer does not Acquirers value is 1.5 v What offer p should Acquirer make to Target? This is take-it-o...
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