Matches in DBpedia 2016-04 for { <http://dbpedia.org/resource/Light-emitting_diode> ?p ?o }
- Light-emitting_diode abstract "A light-emitting diode (LED) is a two-lead semiconductor light source. It is a p–n junction diode, which emits light when activated. When a suitable voltage is applied to the leads, electrons are able to recombine with electron holes within the device, releasing energy in the form of photons. This effect is called electroluminescence, and the color of the light (corresponding to the energy of the photon) is determined by the energy band gap of the semiconductor.An LED is often small in area (less than 1 mm2) and integrated optical components may be used to shape its radiation pattern.Appearing as practical electronic components in 1962, the earliest LEDs emitted low-intensity infrared light.Infrared LEDs are still frequently used as transmitting elements in remote-control circuits, such as those in remote controls for a wide variety of consumer electronics.The first visible-light LEDs were also of low intensity, and limited to red. Modern LEDs are available across the visible, ultraviolet, and infrared wavelengths, with very high brightness.Early LEDs were often used as indicator lamps for electronic devices, replacing small incandescent bulbs. They were soon packaged into numeric readouts in the form of seven-segment displays, and were commonly seen in digital clocks.Recent developments in LEDs permit them to be used in environmental and task lighting. LEDs have many advantages over incandescent light sources including lower energy consumption, longer lifetime, improved physical robustness, smaller size, and faster switching. Light-emitting diodes are now used in applications as diverse as aviation lighting, automotive headlamps, advertising, general lighting, traffic signals, camera flashes and lighted wallpaper. As of 2015, LEDs powerful enough for room lighting remain somewhat more expensive, and require more precise current and heat management, than compact fluorescent lamp sources of comparable output.LEDs have allowed new text, video displays, and sensors to be developed, while their high switching rates are also used in advanced communications technology.".
- Light-emitting_diode thumbnail RBG-LED.jpg?width=300.
- Light-emitting_diode wikiPageExternalLink US3819974.
- Light-emitting_diode wikiPageExternalLink ?id=AHyMBJ_LMykC&printsec=frontcover.
- Light-emitting_diode wikiPageExternalLink 3293513.pdf.
- Light-emitting_diode wikiPageID "18290".
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- Light-emitting_diode wikiPageRevisionID "708293828".
- Light-emitting_diode wikiPageWikiLink Airbus.
- Light-emitting_diode wikiPageWikiLink Airbus_A320_family.
- Light-emitting_diode wikiPageWikiLink Alberto_Barbieri.
- Light-emitting_diode wikiPageWikiLink Aluminium_gallium_arsenide.
- Light-emitting_diode wikiPageWikiLink Aluminium_gallium_indium_nitride.
- Light-emitting_diode wikiPageWikiLink Aluminium_gallium_indium_phosphide.
- Light-emitting_diode wikiPageWikiLink Aluminium_gallium_nitride.
- Light-emitting_diode wikiPageWikiLink Aluminium_gallium_phosphide.
- Light-emitting_diode wikiPageWikiLink Aluminium_nitride.
- Light-emitting_diode wikiPageWikiLink AmBX.
- Light-emitting_diode wikiPageWikiLink Ampere.
- Light-emitting_diode wikiPageWikiLink Angle_of_incidence_(optics).
- Light-emitting_diode wikiPageWikiLink Anode.
- Light-emitting_diode wikiPageWikiLink Antiparallel_(electronics).
- Light-emitting_diode wikiPageWikiLink Architectural_lighting_design.
- Light-emitting_diode wikiPageWikiLink Arduino.
- Light-emitting_diode wikiPageWikiLink Arsenic.
- Light-emitting_diode wikiPageWikiLink Assistive_listening_device.
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- Light-emitting_diode wikiPageWikiLink Backlight.
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- Light-emitting_diode wikiPageWikiLink Bell_Labs.
- Light-emitting_diode wikiPageWikiLink Bicycle_lighting.
- Light-emitting_diode wikiPageWikiLink Black_body.
- Light-emitting_diode wikiPageWikiLink Black_light.
- Light-emitting_diode wikiPageWikiLink Blu-ray.
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- Light-emitting_diode wikiPageWikiLink Boeing_787_Dreamliner.
- Light-emitting_diode wikiPageWikiLink Boron_nitride.
- Light-emitting_diode wikiPageWikiLink Breakdown_voltage.
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- Light-emitting_diode wikiPageWikiLink Cardiff_University.
- Light-emitting_diode wikiPageWikiLink Carrier_generation_and_recombination.
- Light-emitting_diode wikiPageWikiLink Category:LED_lamps.
- Light-emitting_diode wikiPageWikiLink Category:Light-emitting_diodes.
- Light-emitting_diode wikiPageWikiLink Category:Optical_diodes.
- Light-emitting_diode wikiPageWikiLink Category:Signage.
- Light-emitting_diode wikiPageWikiLink Cathode.
- Light-emitting_diode wikiPageWikiLink Cats-whisker_detector.
- Light-emitting_diode wikiPageWikiLink Cerium.
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- Light-emitting_diode wikiPageWikiLink Color.
- Light-emitting_diode wikiPageWikiLink Color_rendering_index.
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- Light-emitting_diode wikiPageWikiLink Compact_fluorescent_lamp.
- Light-emitting_diode wikiPageWikiLink Conjugated_system.
- Light-emitting_diode wikiPageWikiLink Constant_current.
- Light-emitting_diode wikiPageWikiLink Counterfeit.
- Light-emitting_diode wikiPageWikiLink Cree_Inc..
- Light-emitting_diode wikiPageWikiLink Crystal.
- Light-emitting_diode wikiPageWikiLink Cyan.
- Light-emitting_diode wikiPageWikiLink DNA.
- Light-emitting_diode wikiPageWikiLink Daisy_chain_(electrical_engineering).
- Light-emitting_diode wikiPageWikiLink Dallas.
- Light-emitting_diode wikiPageWikiLink Daytime_running_lamp.
- Light-emitting_diode wikiPageWikiLink Delocalized_electron.
- Light-emitting_diode wikiPageWikiLink Delta_(letter).
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- Light-emitting_diode wikiPageWikiLink Diamond.
- Light-emitting_diode wikiPageWikiLink Die_(integrated_circuit).
- Light-emitting_diode wikiPageWikiLink Diffusion.
- Light-emitting_diode wikiPageWikiLink Digital_Light_Processing.
- Light-emitting_diode wikiPageWikiLink Dimmer.
- Light-emitting_diode wikiPageWikiLink Diode.
- Light-emitting_diode wikiPageWikiLink Direct_and_indirect_band_gaps.
- Light-emitting_diode wikiPageWikiLink Disc_jockey.
- Light-emitting_diode wikiPageWikiLink Doping_(semiconductor).
- Light-emitting_diode wikiPageWikiLink Dot-matrix_display.
- Light-emitting_diode wikiPageWikiLink Electric_current.
- Light-emitting_diode wikiPageWikiLink Electric_field.
- Light-emitting_diode wikiPageWikiLink Electrical_polarity.
- Light-emitting_diode wikiPageWikiLink Electrode.
- Light-emitting_diode wikiPageWikiLink Electroluminescence.
- Light-emitting_diode wikiPageWikiLink Electromagnetic_spectrum.
- Light-emitting_diode wikiPageWikiLink Electron.
- Light-emitting_diode wikiPageWikiLink Electron_hole.
- Light-emitting_diode wikiPageWikiLink Electronic_band_structure.
- Light-emitting_diode wikiPageWikiLink Electronic_control_unit.
- Light-emitting_diode wikiPageWikiLink Emergency_vehicle_lighting.
- Light-emitting_diode wikiPageWikiLink Energy.
- Light-emitting_diode wikiPageWikiLink Energy_conservation.
- Light-emitting_diode wikiPageWikiLink Energy_in_Norway.
- Light-emitting_diode wikiPageWikiLink Energy_level.