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| JFZ2030 | Electric-Electromagnetic Methods | 2+2+0 | ECTS:4 | | Year / Semester | Spring Semester | | Level of Course | First Cycle | | Status | Compulsory | | Department | DEPARTMENT of GEOPHYSICAL ENGINEERING | | Prerequisites and co-requisites | None | | Mode of Delivery | | | Contact Hours | 14 weeks - 2 hours of lectures and 2 hours of practicals per week | | Lecturer | Doç. Dr. Ali Erden BABACAN | | Co-Lecturer | None | | Language of instruction | Turkish | | Professional practise ( internship ) | None | | | | The aim of the course: | | The main purpose of this course is to introduce the fundamentals and application fields of electrical methods such as electrical resistivity method, induction polarization and self-potential and electromagnetic methods such as magnetotellurics, transient electromagnetic method, very low frequency electromagnetic method and ground penetrating radar method in geophysics. |
| Learning Outcomes | CTPO | TOA | | Upon successful completion of the course, the students will be able to : | | | | LO - 1 : | The students will be able to learn fundamentals of electrical and electromagnetic methods in geophysics. | 2,3,4 | 1,5, | | LO - 2 : | The students will be able to describe geophysical problems solved by electrical and electromagnetic methods. | 2,3 | 1,5, | | LO - 3 : | The students will be able to collect and analysis data acquired by electrical and electromagnetic methods. | 2,3,5 | 1, | | CTPO : Contribution to programme outcomes, TOA :Type of assessment (1: written exam, 2: Oral exam, 3: Homework assignment, 4: Laboratory exercise/exam, 5: Seminar / presentation, 6: Term paper), LO : Learning Outcome | | |
| The fundamentals of electrical and electromagnetic methods used in geophysical applications, electrical resistivity and conductivity concepts, electrical properties of rocks and rock-groups. Electrical resistivity, self-potential (SP) and induction polarization (IP) methods, data acquisition and analysis, and application fields. Electromagnetic theory, Maxwell?s equations, electromagnetic induction, diffusion equation and boundary conditions. Magnetotellurics (MT), Audio Magnetotellurics (AMT), application fields, data acquisition and analysis. Assumptions, transfer functions, dimensionality (1D, 2D and 3D). Controlled Source Audio Magnetotellurics (CSAMT), Very-Low Frequency (VLF) Electromagnetic Method, Time and Frequency domain electromagnetic methods (TEM, YHEM), electromagnetic methods in ocean-bottom, airborne and wells. Ground Penetrating Radar (GPR) method. Modeling, representation and interpretation of geo-electric data. |
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| Course Syllabus | | Week | Subject | Related Notes / Files | | Week 1 | Introduction: Definitions, fundamentals of electrical-electromagnetic methods and electrical properties of Earth materials | | | Week 2 | Electrical resistivity method: History, applications and electrode configurations | | | Week 3 | Electrical resistivity method: Data acquisition | | | Week 4 | Self-Potential (SP) method, applications, data acquisition and analysis | | | Week 5 | Induction Polarization (IP) method, applications, data acquisition and analysis | | | Week 6 | Electromagnetic theory, Maxwell?s equations, electromagnetic induction and diffusion equation | | | Week 7 | Magnetotellurics (MT), Audio Magnetotellurics (AMT), applications, data acquisition and analysis | | | Week 8 | Controlled Source Audio Magnetotellurics (CSAMT), applications, data acquisition and analysis | | | Week 9 | Midterm | | | Week 10 | Very-Low Frequency (VLF) Electromagnetic Method, applications, data acquisition and analysis | | | Week 11 | Time and Frequency domain electromagnetic methods (TEM, YHEM) | | | Week 12 | Electromagnetic methods in ocean-bottom, airborne and wells, applications, data acquisition and analysis | | | Week 13 | Ground Penetrating Radar (GPR) method, applications, data acquisition and analysis | | | Week 14 | Modeling of geo-electrical data | | | Week 15 | Representation and interpretation of geo-electrical data | | | Week 16 | Final Exam | | | |
| 1 | Telford W.M. et al, 1990; Applied Geophysics, Cambridge University Press. | | | 2 | Parasnis, D.S., 1986, Principles of Applied Geophysics, 4th edition, Chapman and Hall, London | | | |
| 1 | Kearey, P., Brooks, M., Hill, I. 2002. An Introduction to Exploration Geophysics, Springer. ISBN 0-632-04929-4. | | | 2 | Erkan, K., 2008. A Comparative Overview of Geophysical Methods, Geodetic Science and Surveying, Columbus, Ohio. | | | 3 | Griffiths, D. J. Çeviri: Karaoğlu, B. 1996; Elektromagnetik teori, İstanbul: Bilgi Tek Yayınları. | | | 4 | Özürlan Ağaçgözgü G., Ulugergerli E., 2005. Jeofizik Mühendisliğinde Elektromanyetik Yöntemler, Birsen Yayınevi, İstanbul. | | | 5 | Başokur, A. T., 2004. Düşey Elektrik Sondajı Verilerinin Yorumu, Ankara Üniversitesi, Türkiye. | | | 6 | Candansayar E., 2014. Doğru Akım Özdirenç Yöntemi, Elektrik Prospeksiyon Ders Notları, Anakara Üniversitesi, Türkiye. | | | 7 | Başokur, A. T., 2015. Jeotermal, Maden ve Petrol Aramalarında Manyetotellürik Yöntem, Ankara Üniversitesi, Türkiye. | | | |
| Method of Assessment | | Type of assessment | Week No | Date | Duration (hours) | Weight (%) | | Mid-term exam | 9 | | 2 | 35 | | Presentation | 14 | | 3 | 15 | | End-of-term exam | 16 | | 2 | 50 | | |
| Student Work Load and its Distribution | | Type of work | Duration (hours pw) | No of weeks / Number of activity | Hours in total per term | | Yüz yüze eğitim | 2 | 14 | 28 | | Sınıf dışı çalışma | 3 | 14 | 42 | | Laboratuar çalışması | 1 | 14 | 14 | | Arasınav için hazırlık | 12 | 2 | 24 | | Arasınav | 2 | 1 | 2 | | Uygulama | 1 | 14 | 14 | | Ödev | 1 | 5 | 5 | | Kısa sınav | 3 | 1 | 3 | | Dönem sonu sınavı için hazırlık | 15 | 2 | 30 | | Dönem sonu sınavı | 2 | 1 | 2 | | Total work load | | | 164 |
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