Geophysics 223

Environmental monitoring and mining exploration techniques

Lecture notes

Course outline, grade distribution etc

A:Introduction

• Introduction

B:Electrical resistivity methods

• B1 : Resistivity of rocks
• B2 : Measuring the resistivity of a halfspace
• B3 : Depth sounding with DC resistivity
• B4 : Profiling with DC resistivity
• B5 : 2D resistivity models and pseusdo-sections
• B6 : Field techniques for DC resistivity exploration
• B7 : Applications of DC resistivity exploration

C: Magnetic exploration

• C1 : Basics of Geomagnetism
• C2 : The Earth's magnetic field
• C3 : Magnetic anomalies produced by simple geological structures
• C4 : Collecting magnetic field data
• C5 : Magnetic exploration methods - data analysis techniques
• C6 : Applications of exploration methods

D: Electromagnetic exploration

• D1 : Introduction to electromagnetic exploration methods
• D2 : Ground based loop-loop EM methods
• D3 : Ground EM surveys over 2-D resistivity models
• D4 : Airborne EM methods (frequency domain)
• D5 : Time domain EM methods

  MATLAB scripts

• atten_movie_vary_freq.m MATLAB animation of skin depth
• atten_movie_colour.m MATLAB animation of plane wave

E : Ground-penetrating radar

• E1 : Radio wave propagation in the Earth
• E2 : Travel time curves for GPR
• E3 : Data collection and analysis techniques for GPR data
• E4 : Applications of GPR data

  MATLAB scripts

• gpr_reflect_v1_ex1m MATLAB animation of reflection, Example 1
• gpr_reflect_v2_ex1m MATLAB animation of reflection, Example 2
• gpr_reflect_v3_ex1m MATLAB animation of reflection, Example 3

  

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  Last updated March 2009