ACADEMICS
Course Details

ELE724 - Electromagnetic Wave Theory II

2022-2023 Fall term information
The course is not open this term
ELE724 - Electromagnetic Wave Theory II
Program Theoretýcal hours Practical hours Local credit ECTS credit
PhD 3 0 3 10
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.
Course Outline Weekly
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
Assessment Methods
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
Workload and ECTS Calculation
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 9 126
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 35 126 298
Matrix Of The Course Learning Outcomes Versus Program Outcomes
Key learning outcomes Contribution level
1 2 3 4 5
1. Has highest level of knowledge in certain areas of Electrical and Electronics Engineering.
2. Has knowledge, skills and and competence to develop novel approaches in science and technology.
3. Follows the scientific literature, and the developments in his/her field, critically analyze, synthesize, interpret and apply them effectively in his/her research.
4. Can independently carry out all stages of a novel research project.
5. Designs, plans and manages novel research projects; can lead multidisiplinary projects.
6. Contributes to the science and technology literature.
7. Can present his/her ideas and works in written and oral forms effectively; in Turkish or English.
8. Is aware of his/her social responsibilities, evaluates scientific and technological developments with impartiality and ethical responsibility and disseminates them.
1: Lowest, 2: Low, 3: Average, 4: High, 5: Highest
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