Semiconductor Radiation Sources

Course guarantor:

Vítězslav Jeřábek

Lecturer:

Zdeněk Burian, Vítězslav Jeřábek

Tutor:

Vítězslav Jeřábek

Supervisor:

Department of Microelectronics

Synopsis:

Stimulated emission in semiconductors. Homogeneous and heterogeneous junction, double heterostructure lasers and LEDs. Non-coherent LED's, super-luminescence diodes. Electromagnetic fields in semiconductor lasers. Types of lasers and their properties. Waveguide lasers, DFB and BFR structures. SQW and MQW lasers, quantum wells. Tunable injection lasers. Spectral line width and line stability. Radiating characteristic, coupling of the radiation source to a waveguide. Bi-stable and memory elements and switches. Semiconductor injection, waveguide amplifiers and wave convertors. Lasers and non-coherent diodes for optical communications. Measurement methods, applications.

Requirements:

c

Syllabus of lectures:

1. Stimulated emission in semiconductors

2. Homogeneous and heterogeneous junction, double heterostructure laser

3. Waveguide resonators, DFB and BFR structures

4. SQW and MQW lasers, quantum wells

5. Electromagnetic fields in semiconductor lasers

6. Types of lasers and their properties

7. Tunable injection lasers

8. Spectral line width and line stability

9. Radiating characteristic, coupling the laser to a waveguide

10. Bi-stable and voltage devices, switches

11. Non-coherent LED's, super-luminescence diodes

12. Lasers and non-coherent diodes for optical communications

13. Injection laser amplifiers

1. Stimulated emission in semiconductors

2. Homogeneous and heterogeneous junction, double heterostructure laser

3. Waveguide resonators, DFB and BFR structures

4. SQW and MQW lasers, quantum wells

5. Electromagnetic fields in semiconductor lasers

6. Types of lasers and their properties

7. Tunable injection lasers

8. Spectral line width and line stability

9. Radiating characteristic, coupling the laser to a waveguide

10. Bi-stable and voltage devices, switches

11. Non-coherent LED's, super-luminescence diodes

12. Lasers and non-coherent diodes for optical communications

13. Injection laser amplifiers

14. Measurement methods, applications

Syllabus of tutorials:

1. Measurement of the laser diodes and LEDs CW characteristics - optical power dependence on the electrical current.

2. Measurement of the temperature dependence of the laser diode threshold current

3. Measurement of the time and frequency response of the laser diodes and LEDs.

4. Measurement of the spectral properties of the laser diodes an LEDs.

5. Transmission and frequency response of the laser diode transmitter measurement.

6. Measurement of the fiber optical laser power in dependence to the pumping power.

7. Measurement of the fiber optical amplifier gain in dependence to the pumping power, credit.

Study Objective:

Study materials:

1. B.E.A. Saleh, M.C Teich: Fundamentals of Photonics , J.Wiley and Sons, Inc., New York, 1991

2. R.G. Hunsperger: Integrated Optics: Theory and Technology, Springer-Verlag, 2002

3. D.Wood: Optoelectronic Semiconductor Device, Prentice Hall, N.Y., London, 1994

4. Ch.L. Chen: Elements of Optoelectronics&Fiber Optics, IRWIN, 1996

5. E. Seckinger: Broadband Circuits for Optical Fiber Communication, JohnWiley&Sons Ltd., New Jersey, 2005

6. G. P. Agrawal: Lightwave Technology, JohnWiley&Sons Ltd., New Jersey, 2005

On the recommendation of the lecturer

Note:

Time-table for winter semester 2024/2025:

Time-table is not available yet

Time-table for summer semester 2024/2025:

	06:00–08:0008:00–10:0010:00–12:0012:00–14:0014:00–16:0016:00–18:0018:00–20:0020:00–22:0022:00–24:00
Mon	roomT2:B2-s141d Jeřábek V. Burian Z. 12:45–16:00 (lecture parallel1) Dejvice
Tue
Wed
Thu
Fri

The course is a part of the following study plans:

• Doctoral studies, daily studies (compulsory elective course)
• Doctoral studies, combined studies (compulsory elective course)
• Doctoral studies, structured daily studies (compulsory elective course)
• Doctoral studies, structured combined studies (compulsory elective course)