Benefits of LEDs for Everyone
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Posted On :
Sep-13-2011
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Article Word Count :
399
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LED is a semiconductor source of light. LEDs are widely used as indicator lamps in several devices and are progressively utilized for other lighting.
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LED is a semiconductor source of light. LEDs are widely used as indicator lamps in several devices and are progressively utilized for other lighting. In 1962, it was used as a practical electronic component and early light emitting diodes emitted the low intensity red light, whereas updated versions are accessible across visible, ultraviolet and infrared wavelengths with very high brightness.
When a light-emitting diode is narrowed, electrons are capable to recombine with electron holes inside the device discharging energy in the form of photons. This effect is referring to electroluminescence and the color of the light that is resolute by the energy gap of the semiconductor. Light emitting diodes, which are small in area and incorporated optical components that are utilized to shape its radiation pattern. LEDs have several benefits over incandescent light sources containing, superior durability, longer lifetime, smaller size, enhanced robustness, faster switching, lower energy consumption, and dependability. Light emitting diodes that are strong enough for room lighting are comparatively costly and need more specific current and heat management than compact fluorescent lamp sources of comparable output. The usage of LED replacement bulbs instead of linear strips proved to be very economical. Moreover, the user found the LED replacement bulb is less expensive as compared to incandescent lighting system.
Light-emitting diodes are exploited in applications as a substitution for aviation lighting, automotive lighting and in traffic signals. The compressed size, the possibility of narrow bandwidth, switching speed, and intense dependability of LEDs has permitted new text and video exhibits and sensors to be improved, while their high switching rates are also helpful in highly developed communications technology. Infrared light emitting diodes are also utilized in the remote control units of several commercial products containing DVD players, televisions, and other domestic appliances.
LEDs are developed by Seoul Semiconductor that can activate on AC power without the requirement for a DC converter. For each half cycle, part of the LED emits light and part is dark, and this is overturned during the next half cycle. The effectiveness of this type of HPLED is typically 40 lm/W. Numerous LED elements of series capable to activate directly from line voltage. In 2009, Seoul Semiconductor released a high DC voltage able of being driven from AC power with a simple controlling circuit. The low power debauchery of these LEDs affords them more versatility than the original AC LED design.
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Article Source :
http://www.articleseen.com/Article_Benefits of LEDs for Everyone_81479.aspx
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Author Resource :
The author is an experienced Content writer and publisher for Business Development. Visit at http://www.solaislighting.com/ to know more about LED Replacement Bulb and LED Replacement Bulbs with LEDs.
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Keywords :
LED Replacement Bulb, LED Replacement Bulbs, LEDs,
Category :
Business
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Business
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