335 فيز

 

335 PHYS

Lasers Physics and their Applications

Course syllabus

 

1- Laser Fundamentals.

1.1 The nature of 1eight  

1.2 Blackbody Radiation

1.3 The Einstein relations (Emission + Absorption)

1.4 Population Inversion

1.5 Pumping methods  

1.6 Three and Four level systems

1.7 Threshold condition of laser  

1.8 Resonators

1.9 Laser Modes

 

2- Properties of Laser Radiation

2.1Coherence  

2.2 Monochromaticity

2.3 Directionality

2.4 Brightness

 

3- Type of Lasers

3.1 Solid—state Lasers (Raby,Nd:yag)

3.2 Semiconductor Lasers (GaA1As)

3.3 Gas Lasers (He-Ne, Argon, CO2)

3.4 Dye lasers  

 

4- Laser output:

4.1 Q-Switching

4.2 Methods of Q-Switch  

4.3 Mode locking  

4.4 Methods of Mode Locking

 

5- Laser’s Applications:

5.1 Metrological and Scientific Application

5.2 Medical, Industrial and Military Applications

5.3 Commercial and Information Applications

5.4 Holography and its Applications