Acerca de este curso: LEDs and Semiconductor Lasers Course Introduction You will learn about semiconductor light emitting diodes (LEDs) and lasers, and the important rules for their analysis, planning, design, and implementation. You will also apply your knowledge through challenging homework problem sets to cement your understanding of the material and prepare you to apply in your career. Course Learning Outcomes At the end of this course you will be able to… (1) Design a semiconductor light emitting diode and analyze efficiency (2) Design a semiconductor laser (3) Choose suitable semiconductor materials for light emitting devices
Creada por: University of Colorado Boulder
Enseñado por: Juliet Gopinath, Associate Professor
Electrical, Computer, and Energy Engineering
| Información básica | Curso 1 de 3 en Active Optical Devices Specialization |
| Nivel | Avanzado |
| Compromiso | 6 weeks of study, 2-5 hours per week |
| Idioma | English |
| Cómo aprobar | Aprueba todas las tareas calificadas para completar el curso. |
Programa
SEMANA 1
Semiconductor fundamentals
I am really looking forward to introducing you to the magical world of semiconductors. In this module, we will review the basics of semiconductor physics and you will learn how we can manipulate the materials to tailor electrical and optical properties.
14 videos, 3 lecturas, 1 cuestionario de práctica
- Vídeo: Introduction to Light Emitting Diodes and Semiconductor Lasers
- Discussion Prompt: Introductions
- Vídeo: Introduction to Semiconductor Fundamentals
- Vídeo: Energy Bands and Semiconductors
- Vídeo: Definition of a Semiconductor
- Vídeo: Density of States
- Vídeo: Carrier Density
- Vídeo: Carrier Density, Part II
- Vídeo: Carrier Density, Part III
- Vídeo: Intrinsic and Extrinsic Semiconductors
- Vídeo: Dopant Energy Levels, Part I
- Vídeo: Dopant Energy Levels, Part II
- Vídeo: Charge Neutrality, Part I
- Vídeo: Charge Neutrality, Part II
- Reading: Recommended References
- Reading: Reference Values and Equations for Homework
- Practice Quiz: Semiconductor Fundamentals Practice
- Reading: MATLAB License
Calificado: Semiconductor Fundamentals
SEMANA 2
Radiative recombination in semiconductors
In the last module, we learned about the basics of semiconductor physics. In this module, we will apply this knowledge to understand how semiconductors emit light, and the basis for optoelectronic devices such as lasers and light emitting diodes.
15 videos, 2 lecturas, 1 cuestionario de práctica
- Vídeo: Radiative and Non-Radiative Transitions, Part I
- Vídeo: Radiative and Non-Radiative Transitions, Part II
- Vídeo: K Selection Rules
- Vídeo: Direct and Indirect Bandgaps
- Vídeo: Derivation of Absorption Coefficient
- Vídeo: Joint Density of States, Direct Bandgap Semiconductor
- Vídeo: Direct and Indirect Bandgaps, Part II
- Vídeo: Absorption in Indirect Bandgap Semiconductor
- Vídeo: Radiative Transition Rate
- Vídeo: Examples of Radiative Transition Rates in Direct and Indirect Gap Semiconductors
- Vídeo: Minority Carrier Lifetime, Part I
- Vídeo: Minority Carrier Lifetime, Part II
- Vídeo: Minority Carrier Lifetime, Part III
- Vídeo: Radiative Efficiency
- Reading: References
- Reading: Reference Values and Equations for Homework #2
- Practice Quiz: Radiative Recombination in Semiconductors Practice
Calificado: Radiative Recombination in Semiconductors
SEMANA 3
Light Emitting Diode (LED)
In the last module, we learned about how semiconductors can emit light. In this module, we will apply this knowledge to learn about the basics of light emitting diodes. These devices are everywhere you turn and you now have the tools to develop a complete understanding of their operation.
14 videos, 2 lecturas, 1 cuestionario de práctica
- Vídeo: PN Junction
- Vídeo: Current in PN Junction
- Vídeo: Typical LED Structure
- Vídeo: LED Losses, Part I
- Vídeo: Total Internal Reflection
- Vídeo: LED Losses, Part II
- Vídeo: LED Efficiencies
- Vídeo: Emission Spectra, Part I
- Vídeo: Emission Spectra, Part II
- Vídeo: Carrier Temperature
- Vídeo: LED Wavelengths
- Vídeo: Blue LEDs
- Vídeo: Double Heterostructure LED
- Reading: Recommended References
- Reading: Reference Values and Equations for Homework #3
- Practice Quiz: Light Emitting Diode (LED) Practice
Calificado: Light Emitting Diode (LED)
SEMANA 4
Fundamentals of semiconductor lasers
In the last module, we learned about light emitting diodes or LEDs. Now, we will use our knowledge of semiconductors and in particular, radiative recombination, to tackle an even more powerful device, the semiconductor laser. This technology is probably the most successful laser technology of our time, with every compact disc player incorporating a 6-cent semiconductor laser. I hope you enjoy this unit as much as I do.
12 videos, 2 lecturas, 1 cuestionario de práctica
- Vídeo: History of Semiconductor Laser
- Vídeo: Fundamental Processes in a Semiconductor Laser
- Vídeo: Non-Equilibrium Carrier Distribution
- Vídeo: Quasi-Fermi Levels
- Vídeo: Density of Photons
- Vídeo: Einstein Coefficients, Part I
- Vídeo: Einstein Coefficients, Part II
- Vídeo: Stimulated Emission Rate, Part I
- Vídeo: Stimulated Emission Rate, Part II
- Vídeo: Gain in Semiconductor Lasers
- Vídeo: Gain Spectrum
- Reading: Recommended References
- Reading: Reference Values and Equations for Homework #4
- Practice Quiz: Fundamentals of Semiconductor Lasers Practice
Calificado: Fundamentals of Semiconductor Lasers
SEMANA 5
semiconductor laser design principles
In the last module, we learned about the basics of semiconductor lasers. Now, we will extend this knowledge to understand the design principles behind this very successful technology. After the module, you will wonder, as I do, how it is possible to produce a semiconductor laser for 6 cents!
13 videos, 2 lecturas, 1 cuestionario de práctica
- Vídeo: Laser Oscillation, Part I
- Vídeo: Laser Oscillation, Part II
- Vídeo: Waveguide Design
- Vídeo: Effective Index Method, Part I
- Vídeo: Effective Index Method, Part II
- Vídeo: Single Mode Condition and Confinement
- Vídeo: Fermi Level Review
- Vídeo: Threshold Current, Part I
- Vídeo: Threshold Current, Part II
- Vídeo: Photons in Laser Cavity, Part I
- Vídeo: Photons in Laser Cavity, Part II
- Vídeo: Above Threshold
- Reading: Recommended References
- Reading: Reference Values and Equations for Homework #5
- Practice Quiz: Semiconductor Laser Design Principles Practice
Calificado: Semiconductor Laser Design Principles
SEMANA 6
advanced semiconductor laser design principles
In the last module, we learned about basic design principles for semiconductor lasers. In this module, we will take this one step further and learn about advanced concepts that have enabled the current generation of semiconductor lasers. Stay tuned for the magic!
10 videos, 2 lecturas, 1 cuestionario de práctica
- Vídeo: PN Junction Laser
- Vídeo: Heterostructure Laser
- Vídeo: Double Heterostructure Laser
- Vídeo: Carrier Confinement in Double Heterostructure Laser
- Vídeo: Leakage Current in Double Heterostructure Laser
- Vídeo: Quantum Well Lasers
- Vídeo: Quantum Effects and Density of States, Part I
- Vídeo: Quantum Effects and Density of States, Part II
- Vídeo: Multiquantum Structures
- Reading: Recommended References
- Reading: Reference Values and Equations for Homework #6
- Practice Quiz: Advanced Semiconductor Laser Design Principles Practice
Calificado: Advanced Semiconductor Laser Design Principles
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University of Colorado Boulder
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Tarifa
| Comprar curso | |
|---|---|
| Accede a los materiales del curso | Disponible |
| Accede a los materiales con calificación | Disponible |
| Recibe una calificación final | Disponible |
| Obtén un Certificado de curso para compartir | Disponible |
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