Light Emitting Diode(LED)
Evaluating and Designing Light-emitting Diode Desk Lamps for Writing and Drawing
... use light- emitting diode (LED) desk lamps for writing and drawing, thereby identifying the optimal design parameters for LED ...interfering light sources was designed according to the factors ...
8
Effects of Light Emitting Diode in Erythrocytes
... The Light Emitting Diode (LED) is a phototherapy equipment, poorly studied, which is able of act- ing on blood level and it has frequently appeared in clinical practice of physiotherapy to aid on ...
7
Effect of the light-emitting diode units on the depth of polymerization of a composite
... different$ light+emitting$ diode$ units$ on$ the$ Knoop$ hardness$ (KHN)$ and$ plasticization$ (P)$ of$ a$ composite$ ...were$ light+cured$ using$ second+generation$ ...
6
An in-vivo assessment of bracket failure and adhesive remnant index between two Different light cure adhesives with light Emitting diode: A Split Mouth study
... two light curing units, a light-emitting diode (LED) and a plasma arc light (PAC), on the shear bond strength (SBS) of brackets bonded to enamel of 90 bovine teeth specimens using ...
145
Investigation of temperature regime and luminous flux of light emitting element of light emitting diode lamp
... of light emitting diode light source are duly appreciated, and light-emitting diodes (LEDs) are gaining more and more popularity owing to the higher efficiency, the absence of ...
5
Comparison of effectiveness of light emitting diode phototherapy with conventional phototherapy and combination phototherapy of conventional with fiberoptic biliblanket, and light emitting diode phototherapy with fiber optic biliblanket for treatment of neonatal hyperbilirubinemia
... surface light emitting diode phototherapy with conventional double surface phototherapy and combination phototherapy of conventional and fiberoptic biliblanket, and light emitting ...
6
A Comparative Study of Organic Light Emitting Diode with Other Displays
... organic light emitting diode, that is, OLED is a light emitting diode in which emissive electroluminescent layer is thin film of organic compound which emit light in ...
6
Finite-Difference Time-Domain Simulations on Overgrown InGaN/GaN Multiple Quantum Well (MQW) Light Emitting Diode (LED).
... Light emitting diodes are emerging as compact, rugged, bright and efficient light sources making them a compelling substitute for general lighting ...blue light emitting diode ...
86
Light emitting diode (LED) chip fabrication using low temperature processes
... It is very clear from the current trend that the source of light will be replaced by LED or light emitting diode. Recently, gallium nitride (GaN) based LEDs have attracted a great interest ...
16
Effectiveness of light emitting diode versus conventional phototherapy in neonatal hyperbilirubinemia: a hospital based observational study
... used light sources that are used now are conventional Compact Fluorescent Light (CFL) units followed by newly developed Light Emitting Diode (LED) phototherapy ...
5
Estimation of Optimum Current for White Light Emitting Diode (WLED) Luminary
... using Light Emitting Diode (LED) although it has attractive features such as high efficiency, low cost, long life time and environmental ...White Light Emitting Diode (WLED) is ...
13
Thermal Performance of MR 16 Light Emitting Diode Products
... The thermal properties of Light Emitting Diode (LED) products have a significant impact on their longevity and overall performance. Products which are unable to adequately dissipate heat degrade, ...
13
Origin of electrophosphorescence from a doped polymer light emitting diode
... 共 Received 26 July 2000; revised manuscript received 2 November 2000; published 31 May 2001 兲 The origin of electrophosphorescence from a doped polymer light emitting diode 共 LED 兲 has been investi- ...
8
Nanoimprinted organic semiconductor laser pumped by a light-emitting diode
... commercial light-emitting diode (Philips Luxeon Rebel royal blue) emitting at 448 nm, overlapping well with the polymer's absorption ...total light-emitting area of ...
5
Soft holographic interference lithography microlens for enhanced organic light emitting diode light extraction
... the incidence angle [13]. As seen in Fig. 1(b), the top of the structure is not quite as spherical as that for an optimal microlens, but this is remedied by heating the sample on a hot plate to 140°C for 60 seconds. Note ...
9
Glare by Light Emitting Diode (LED) vehicle traffic signals
... Similarly, the results shown point out the need for cre- ating regulations for other road luminous devices apply- ing Led technology installed in public areas such as signals and billboards, luminous poles in special ...
9
A comparison of commercial light-emitting diode baited suction traps for surveillance of Culicoides in northern Europe
... of light tested, the most con- sistent pattern of Culicoides response was a poor attrac- tion to the red (660 nm) LED LS ...traps emitting different wavelengths and that the use of UV light baited ...
10
Active-matrix GaN micro light-emitting diode display with unprecedented brightness
... A range of factors influences the brightness achievable with micro-LED displays, including the quality of the epitaxial material, the layout of LEDs and CMOS, as well as thermal management. In this paper, we focus on the ...
8
The Effect of Light Emitting Diode Light on the Physical Traits of Chicks
... semiconductor diode [2]. The wavelength of the light emitted depends on the properties of semiconductor material ...LED light on living organisms has been studied over the last years and increasingly ...
11
A two-colour heterojunction unipolar nanowire light-emitting diode by tunnel injection
... junction light-emitting diodes (LEDs) of different ...visible) light is generated in the NW, while for the opposite polarity infrared (IR) light is emitted from ...
10