PPT-Organic Light-Emitting Diodes (OLEDs)

ECE 4611 By Sean Davey and Jacob Walker Image Courtesy of Topper Choice httptopperchoicecomworkingprincipleofoledorganiclightemittingdiode In this presentation we discuss OLEDs How they work What they are made of different strategies to manufacture them with layers thicknesses and the many applications for them. 1 Introduction A light emitting diode LED is a device which converts electrical energy to light energy LEDs are preferred light sources for short distance local area optical fiber network because they are inexpensive robust and have long life the lon Nesibe. . Lakhani. EECS 277A. Prof. Richard Nelson. OLED Structure. OLEDs are . light emitting devices that have a thin film of organic compounds as its emissive electroluminescent layer. . Fabrication Methods. ELE 432 Assignment # 3 Vijay Kumar Peddinti Light Emitting Diodes Principle The first known report of a light-emitting solid-state diode was made in 1907 by the British experimenter H. J. Round. (m Andrew Sanders, . Fawzi. . Salama. , John P. . Handrigan. 12/02/2010. Outline. Introduction. How OLEDs work?. Materials. Fabrication Techniques. Recent Developments. Conclusions. 2. Introduction. 3. Introduction to Light Emitting Diode (LED) Principle of LED - p-n Homojunction Double Heterojunctions LED Materials - Direct and Indirect Band Gaps LED CircuitA light emitting diode (LED) is a device ABSTRACT: Organic Light Emitting Diodes are quickly becoming the cutting edge in display technology. This presentation will give a brief history of OLEDs, the theory behind organic semiconductors, the physics behind OLEDs, and then go into different fabrication techniques. The apparent advantages and disadvantages of OLEDs will also be examined. . E. MITtIng . D. IODE. Display Technology. Jay Dhamsaniya. Rakesh Adroja. Department of E & C Engineering. Institute of Technology. Nirma University. Ahemedabad. OCT . - . 2011. INTRODUCTION. Definition :. Kara Lambson. OPT 310. General Info. Title. : Laser Emitting Module, Window Cap, Laser Pointer, and Light Emitting Module; US 7447243 B2. Filed: . August 29, 2005. Issued: . November 4, 2008. Inventors. By: Grant Gorman and . alec. . pahl. 5/6/2013. Abstract: Light emitting diodes are semiconductor devices that emit light when a voltage . is places . across them. They have become increasingly popular in lighting applications because of their high efficiency and long lasting output. . Lakhani. EECS 277A. Prof. Richard Nelson. OLED Structure. OLEDs are . light emitting devices that have a thin film of organic compounds as its emissive electroluminescent layer. . Fabrication Methods. ABSTRACT: Organic Light Emitting Diodes are rapidly becoming the cutting edge in display technology. This presentation will introduce OLEDs, explain the working principle behind them, and then go into fabrication techniques and different types of OLEDs. The advantages and disadvantages of OLEDs will also be examined.. Stereographic projections. Low symmetry systems. Space groups. Deformation and texture. Interfaces, orientation relationships. Martensitic transformations. Crystallography. H. K. D. H. Bhadeshia. www.phase-trans.msm.cam.ac.uk/teaching.html. SUTHIN S. S3 ECE. ROLL NO:69. ORGANIC LIGHT EMITTING DIODES. OLED-ORGANIC LIGHT EMITTING DIODES. 1. Recap. When a current-carrying . semiconductor or metal. is kept in a magnetic field, the charge carriers of the . semiconductor. experience a force in a direction perpendicular to both the magnetic field and the current. At equilibrium, a voltage appears at the .