Chapter 1: Introductory Concepts -2 - Misan University Physics PDF

Misan University Class: Lasers-I Science College Stage: Third Physics Department Chapter 1: Introductory Concepts -2 Dr: Sattar Hussein...

Misan University Class: Lasers-I Science College Stage: Third Physics Department Chapter 1: Introductory Concepts -2 Dr: Sattar Hussein 2024-2025 Misan University- College of Science-Physics Department. Dr. Sattar Hussein 1  Outline of Chapter 1-Lecture 2 1. Laser concepts a) The fundamental processes b) Spontaneous and Stimulated Emission, Absorption 3. The main ideas behind laser operation Wasit University- Collage of Science-Physics Department. Dr. Sattar Hussein 2  What does “Laser” mean? LASER (Light Amplification by Stimulated Emission of Radiation)  Laser system including: 1. Active medium (Solid state, liquid, Gases, semiconductor,........... etc.) 2. Resonator 3. Pumping system ( Optical, Electrical, Chemical) Wasit University- Collage of Science-Physics Department. Dr. Sattar Hussein 3 Laser Concepts Wasit University- Collage of Science-Physics Department. Dr. Sattar Hussein 4  Laser idea Wasit University- Collage of Science-Physics Department. Dr. Sattar Hussein 5  Laser idea Wasit University- Collage of Science-Physics Department. Dr. Sattar Hussein 6  Laser idea Wasit University- Collage of Science-Physics Department. Dr. Sattar Hussein 7  Laser idea Wasit University- Collage of Science-Physics Department. Dr. Sattar Hussein 8  Laser idea Wasit University- Collage of Science-Physics Department. Dr. Sattar Hussein 9  Next week! Complete reading the first chapter Prepare for short Quiz Wasit University- Collage of Science-Physics 10 Department. Dr. Sattar Hussein