Learn about the fundamental principles and applications of laser technology in this comprehensive course covering everything from basic light principles to advanced laser applications. Master key concepts including thermal and laser radiation, resonators, active mediums, laser rate equations, beam characterization, pulsed laser radiation, and laser-material interactions. Explore practical applications in manufacturing processes such as surface treatment, additive manufacturing, cutting, joining, drilling, and ablation. Gain hands-on understanding of heat conduction, melt pool dynamics, and various laser beam sources. Conclude with cutting-edge ultrafast laser applications and future developments in the field. Through video lectures and interactive quizzes, develop a strong foundation in both theoretical concepts and real-world industrial applications of laser technology.
Overview
Syllabus
- Light and laser
- The light principle: video
- The light principle: quiz
- Thermal Radiation and Laser Radiation: video
- Resonators
- Resonators: video
- Active medium
- Laser rate equations: video
- Characterization of the laser beam
- Gaussian Beam: video
- Beam Parameter Product and Beam Quality: video
- Pulsed Laser Radiation
- Pulsed Laser Radiation Ⅰ: video
- Radiation at interfaces
- Reflection, absorption, transmission: video
- Absorption
- Laser Metal-plasma Interaction Ⅰ: video
- Laser Metal-plasma Interaction Ⅱ: video
- Heat Conduction and Melt pool
- Heat Conduction: video
- Melt Pool Dynamics: video
- Laser beam sources
- PPT
- Surface treatment, additive manufacturing
- Additive manufacturing: video
- Cutting, joining
- Cutting: video
- Joining: video
- Drilling and ablation
- Ablation and drilling: video
- Ultrafast laser applications and outlook
- Ultrafast laser applications: video
Taught by
Reinhart Poprawe and Peng Wen