ACADEMICS
Course Details
ELE624 - Electromagnetic Wave Theory II
2024-2025 Spring term information
The course is not open this term
ELE624 - Electromagnetic Wave Theory II
| Program | Theoretıcal hours | Practical hours | Local credit | ECTS credit |
| MS | 3 | 0 | 3 | 8 |
| Obligation | : | Elective |
| Prerequisite courses | : | - |
| Concurrent courses | : | - |
| Delivery modes | : | Face-to-Face |
| Learning and teaching strategies | : | Lecture, Question and Answer, Problem Solving |
| Course objective | : | It is aimed to give the following topics to the students; Green's Functions and solution techniques, Aperture radiation, Fresnel and Fraunhofer Diffraction, A general overview of radiating systems: antennas and arrays, Basics of scattering theory, Extinction Theory, vector Green's Function, Formulation of radar cross section, radar range equation and application of scattering theory to canonical objects, to form a solid foundation in diffraction, radiation and scattering theory, so that the students can apply the principles of electromagnetic wave theory and methods of solutions to the problems which they may encounter within their studies/thesis/projects. |
| Learning outcomes | : | Form the problem statement using Green's Functions in given geometry, boundary conditions, using the methods introduced in the course, Formulate the problem of wave diffraction, radiation and/or scattering in differential or integral equation form, Identify the method of solution by keeping in mind the geometry of problem, boundary conditions and frequency, Apply the appropriate solution techniques of differential and/or integral equations and obtain particular solution using boundary values/conditions, Have the foundations to solve real life problems in wave diffraction, radiation and scattering in source-free medium, such as slits, wire antennas, aperture antennas, arrays, scattering from canonical objects, computation of radar cross section and formulation of radar range equation. |
| Course content | : | Derivation of Green's Function for one dimensional mechanical systems, Properties of Green's Function, Formulation of Green's Function in series of eigenfunctions, in solution of a homogeneous differential equation, and by Fourier Transform, Huygen's Principle and Extinction Theorem, Kirchhoff Approximation, Fresnel and Fraunhofer Diffraction, Vector Green's Theorem, Stratton-Chu Formula, Equivalence Theorem, Fundamentals of radiation theory, application of antenna theory in wire, aperture and array antennas, Fundamentals of scattering theory, cross sections and scattering amplitude, Radar Range Equation, Rayleigh scattering, Born Approximation, Mie Scattering, Fundamentals of polarimetric radar, Formulation of wave scattering from canonical objects such as dielectric and conducting cylinders, spheres and wedges. |
| References | : | Ishimaru, A. , Electromagnetic Wave Propagation, Radiation and Scattering, Prentice Hall, 1991.; ; Kong, J.A. , Electromagnetic Wave Theory, John Wiley, 1986.; ; Balanis, C.A. , Advanced Engineering Electromagnetics, John Wiley, 1989. |
| Weeks | Topics |
|---|---|
| 1 | Derivation of Green?s Function for one dimensional mechanical systems, |
| 2 | Formulation of Green?s Function in series of eigenfunctions, in solution of a homogeneous differential equation, and by Fourier Transform |
| 3 | Applications in excitation with a dipole in rectangular, cylindrical and spherical geometries |
| 4 | Huygen?s Principle and Extinction Theorem, Kirchhoff Approximation |
| 5 | Diffraction theory, Fresnel and Fraunhofer Diffraction |
| 6 | Beam Waves, Goos-Hanchen Effect |
| 7 | Vector Green?s Theorem, Stratton-Chu Formula, Equivalence Theorem |
| 8 | Midterm Exam |
| 9 | Fundamentals of radiation theory, application of antenna theory in wire antennas |
| 10 | Aperture and array antennas |
| 11 | Fundamentals of scattering theory, cross sections and scattering amplitude, Radar Range Equation |
| 12 | Fundamentals of polarimetric radar, Stoke?s parameters, application to circular and elliptical cross sections |
| 13 | Plane wave incidence on a dielectric cylinder, conducting cylinder, Large cylinders and Watson Transform |
| 14 | Mie scattering from dielectric spheres, and scattering from wedges due to excitation from a dipole |
| 15 | Final exam |
| 16 | Final exam |
| Course activities | Number | Percentage |
|---|---|---|
| Attendance | 0 | 0 |
| Laboratory | 0 | 0 |
| Application | 0 | 0 |
| Field activities | 0 | 0 |
| Specific practical training | 0 | 0 |
| Assignments | 3 | 25 |
| Presentation | 1 | 5 |
| Project | 1 | 10 |
| Seminar | 0 | 0 |
| Quiz | 0 | 0 |
| Midterms | 1 | 20 |
| Final exam | 1 | 40 |
| Total | 100 | |
| Percentage of semester activities contributing grade success | 60 | |
| Percentage of final exam contributing grade success | 40 | |
| Total | 100 | |
| Course activities | Number | Duration (hours) | Total workload |
|---|---|---|---|
| Course Duration | 14 | 3 | 42 |
| Laboratory | 0 | 0 | 0 |
| Application | 0 | 0 | 0 |
| Specific practical training | 0 | 0 | 0 |
| Field activities | 0 | 0 | 0 |
| Study Hours Out of Class (Preliminary work, reinforcement, etc.) | 14 | 5 | 70 |
| Presentation / Seminar Preparation | 1 | 6 | 6 |
| Project | 1 | 10 | 10 |
| Homework assignment | 3 | 8 | 24 |
| Quiz | 0 | 0 | 0 |
| Midterms (Study duration) | 1 | 40 | 40 |
| Final Exam (Study duration) | 1 | 50 | 50 |
| Total workload | 35 | 122 | 242 |
| Key learning outcomes | Contribution level | |||||
|---|---|---|---|---|---|---|
| 1 | 2 | 3 | 4 | 5 | ||
| 1. | Has general and detailed knowledge in certain areas of Electrical and Electronics Engineering in addition to the required fundamental knowledge. | |||||
| 2. | Solves complex engineering problems which require high level of analysis and synthesis skills using theoretical and experimental knowledge in mathematics, sciences and Electrical and Electronics Engineering. | |||||
| 3. | Follows and interprets scientific literature and uses them efficiently for the solution of engineering problems. | |||||
| 4. | Designs and runs research projects, analyzes and interprets the results. | |||||
| 5. | Designs, plans, and manages high level research projects; leads multidiciplinary projects. | |||||
| 6. | Produces novel solutions for problems. | |||||
| 7. | Can analyze and interpret complex or missing data and use this skill in multidiciplinary projects. | |||||
| 8. | Follows technological developments, improves him/herself , easily adapts to new conditions. | |||||
| 9. | Is aware of ethical, social and environmental impacts of his/her work. | |||||
| 10. | Can present his/her ideas and works in written and oral form effectively; uses English effectively. | |||||
1: Lowest, 2: Low, 3: Average, 4: High, 5: Highest