Lecture

Light-Emitting Diodes: Efficiency and Applications

Graph Chat

Chat with Graph Search

Ask any question about EPFL courses, lectures, exercises, research, news, etc. or try the example questions below.

DISCLAIMER: The Graph Chatbot is not programmed to provide explicit or categorical answers to your questions. Rather, it transforms your questions into API requests that are distributed across the various IT services officially administered by EPFL. Its purpose is solely to collect and recommend relevant references to content that you can explore to help you answer your questions.

Related lectures (64)

Efficient Visible Light Emitters

Explores the historical evolution and challenges of efficient visible light emitters, focusing on LED technology and the quest for 100%+ efficiency.

Physics of Photonic Semiconductor Devices

Explores the physics of photonic semiconductor devices, including LEDs, laser diodes, and quantum cascade lasers, emphasizing essential concepts and practical applications.

Efficiency of LEDs: Fabrication and Comparison

Explores LED efficiency, fabrication, and comparison with alternative light sources, emphasizing the importance of the color rendering index.

Physics of Photonic Semiconductor Devices: LEDs and Laser Diodes

Explores the limitations of blue LEDs' efficiency and the efficiency droop in laser diodes.

Nanostructured Devices: Low Dimensional Materials and Applications

Explores low-dimensional devices, focusing on nanowires and quantum dots, their properties, applications, and the challenges in their fabrication and performance.

Semiconductor Physics: Fundamentals and Applications

Delves into the physics of semiconductors, exploring their properties and applications in electronics and optoelectronics.

Purcell Effect in Photonic Devices

Explores Lambertian emission, microcavity effect, Purcell effect, semiconductor micropillars, and two-dimensional photonic crystals.

Physics of Photonic Semiconductor Devices

Explores the physics of photonic semiconductor devices, including laser diodes, VCSELs, high-beta nanolasers, and quantum cascade lasers.

Semiconductor Laser Diodes

Explores electrical injection in semiconductors, transparency, laser oscillations, and edge-emitting laser diode design.

Organic Electronics: Electronic Perturbations and Semiconductor Devices

Explores challenges and advancements in organic electronics, covering transport, semiconductor devices, and quantum harmonic oscillators.

Quantum Nanostructures: Entangled Photon Sources

Explores the properties of semiconducting quantum nanostructures, focusing on generating entangled photon pairs for quantum communication.

Equations of Solar Cells

Covers fundamental equations and concepts of solar cells, including dark IV curve, band diagrams, carrier injection, and photocurrent.

Excitons, Luminescence and LEDs

Explores excitons, luminescence, and LEDs, including their formation, impact on carrier density, and working principles.

Organic Electronic Devices

Explores the history, challenges, and quantum mechanics behind organic electronics, focusing on intramolecular electron delocalization and semiconductor materials preparation.

Introduction to Semiconductors and Nanostructures

Introduces the course on semiconductors and nanostructures, covering objectives, evaluation, and the importance of these materials in technology.

Germanium Quantum Technology

Delves into the use of germanium in quantum computing, emphasizing hole-based quantum systems and materials advancements.

Light Emitting Diodes: Efficiency and Spectral Distribution

Explores light emission principles in LEDs, covering efficiency, spectral distribution, and stimulated emission importance.

Band structure: Energy gaps and wave vectors

Explores the band structure of semiconductors, emphasizing energy gaps and wave vectors.

PN Junctions and Heterostructures: Principles and Applications

Discusses the principles of pn junctions and heterostructures in semiconductor physics, focusing on their electrical characteristics and practical applications.

Photoelectric Effect: Principles and Applications

Covers the principles of photoemissive detectors and the photoelectric effect, detailing electron behavior in metals and semiconductors under different light conditions.