LIGHT PROPAGATION THROUGH ATMOSPHERIC TURBULENT MEDIA

EEM625

Course Code: EEM625
Semester: -
Theory+Practice: 3 + 0
ECTS: 10

Course Type

Elective Course

Course Level

Doctorate Of Science

Year of Study

Semester

ECTS

Name of Lecturer(s)

Associate Professor Serap Altay Arpali

Learning Outcomes

At the end of this course, the students;

Understand the basics of laser light beam propagation
Learn the laws of physics behind the beam wave optics
Learns about the interaction of laser beams with atmospheric turbulent mediums

Mode of Delivery

Face to face

Prerequisites

Recommended Optional Programme Components

None

Course Description

Course Contents

WEEK	TOPICS
1^st Week	Wave theory of light: wave equations, harmonic waves, plane waves, spherical waves, EM waves, polarization of light
2^nd Week	Working principles of lasers, resonator architecture, laser types
3^rd Week	Diffraction of Light; Fresnel diffraction, Fresnel Kirchoff Diffraction integral, Fraunhofer diffraction
4^th Week	Beam optics: The Gaussian beam, transmission via optical systems, Beam Types, Gaussian beam, Flat beam and Hermite Gaussian etc
5^th Week	Statistical Optics: Properties of random light, Coherent and Partially coherent laser sources
6^th Week	Spectrum properties of turbulence in Atmosphere : Horizontal and vertical links
7^th Week	Propagation of laser beam in turbulent medium
8^th Week	Moments of Intensity: average intensity, scintillation, kurtosis
9^th Week	Laser beam interaction with random media, Extended Huygens-Fresnel principle, Angular spectrum method, Fractional Power effects
10^th Week	System Performance Analyses: Bit Error Rate(BER) and Signal to Noise Ratio(SNR) Calculations.
11^th Week	Moments of Intensity: average intensity, scintillation, kurtosis for satellite links
12^th Week	Principles of Free Space Optics, Applications in current technology and mitigation techniques for turbulent media
13^th Week	Beam Propagation effects on active LIDAR systems in a turbulent medium
14^th Week	Oral Presentations

Recommended or Required Reading

[1 Fundamentals of Photonics,B. A. Saleh and C. Teich, John Wiley and Sons, 2007 ISBN: 978-0-471-35832-9
[2] Random Light Beams Theory and Applications, Olga Korotkova, CRC Press, 2017, ISBN: 13: 978-1-4398-1951-7

Planned Learning Activities and Teaching Methods

Lecture
Questions/Answers

Assessment Methods and Criteria

	Quantity	Percentage (%)
Mid-term	1	30
Project	1	30
Total(%)		60
Contribution of In-term Studies to Overall Grade(%)		60
Contribution of Final Examination to Overall Grade(%)		40
Total(%)		100

Language of Instruction

Turkish

Work Placement(s)

Programme Qualifications / Learning Outcomes

	LO1	LO2	LO3
K1
K2
K3
K4
K5
K6
K7
K8	X	X	X
K9
K10
K11