Results 11 to 20 of about 182,765 (350)

Photobiomodulation Using Light-Emitting Diode (LED) for Treatment of Retinal Diseases [PDF]

open access: yesClinical Ophthalmology
Rubens Camargo Siqueira1,2 1Department of Retina, Rubens Siqueira Research Center, São José do Rio Preto, São Paulo, Brazil; 2Postgraduate Department, Faculty of Medicine of São José do Rio Preto (FAMERP), São José do Rio Preto, São Paulo ...
Siqueira RC
doaj   +3 more sources

A review on the effects of light-emitting diode (LED) light on the nutrients of sprouts and microgreens

open access: yesTrends in Food Science and Technology, 2020
Background Sprouts and microgreens, which are tender, flavourful, rich in nutrients, have a short growth cycle, and have been recognized as functional foods in the human diet.
Zhonghua Bian   +2 more
exaly   +2 more sources

Photodynamic and photobiological effects of light-emitting diode (LED) therapy in dermatological disease: an update. [PDF]

open access: yesLasers Med Sci, 2018
Benefit deriving from the use of light is known since ancient time, but, only in the last decades of twentieth century, we witnessed the rapid expansion of knowledge and techniques.
Sorbellini E, Rucco M, Rinaldi F.
europepmc   +2 more sources

Effects of white light-emitting diode (LED) exposure on retinal pigment epithelium in vivo. [PDF]

open access: yesJ Cell Mol Med, 2017
Ageing and alteration of the functions of the retinal pigment epithelium (RPE) are at the origin of lost of vision seen in age‐related macular degeneration (AMD). The RPE is known to be vulnerable to high‐energy blue light.
Jaadane I   +9 more
europepmc   +2 more sources

Light emitting diode (LED) color and broiler growth: effect of supplementing blue/green LED to white LED light on broiler growth, stress, and welfare [PDF]

open access: yesPoultry Science, 2020
Light emitting diode (LED) lighting provides an affordable lighting option for use in commercial poultry production. However, more information is needed to understand the effects of LED color on broiler welfare and growth.
Jill R. Nelson   +3 more
doaj   +2 more sources

Mitigation of Optical Background Noise in Light-Emitting Diode (LED) Optical Wireless Communication Systems

open access: yesIEEE Photonics Journal, 2013
One challenge faced by the in-home light-emitting diode (LED) optical wireless communication is the optical noises. Here, we first experimentally characterize the effect of optical background noise to the performance of the LED optical wireless ...
Chi-Wai Chow, C H Yeh, P Y Huang
exaly   +2 more sources

Conversion of streetlights to light-emitting diode (LED) type

open access: yesJournal of Electrical Systems and Information Technology
For the rising need for energy conservation and improving outdoor experience, the current streetlights require an upgrade to light-emitting diode (LED) lighting.
Pravin Sankhwar
doaj   +2 more sources

Photobiomodulation versus light-emitting diode (LED) therapy in the treatment of temporomandibular disorder: study protocol for a randomized, controlled clinical trial [PDF]

open access: yesTrials, 2018
Background Temporomandibular disorder (TMD) is described as a subgroup of orofacial pain with a set of signs and symptoms that involve the temporomandibular joint, masticatory muscles, ears, and neck.
Luciana G. Langella   +8 more
doaj   +2 more sources

IS LIGHT-EMITTING DIODE PHOTOTHERAPY (LED-LLLT) REALLY EFFECTIVE?

open access: yesLASER THERAPY, 2011
Low level light therapy (LLLT) has attracted attention in many clinical fields with a new generation of light-emitting diodes (LEDs) which can irradiate large targets. To pain control, the first main application of LLLT, have been added LED-LLLT in the accelerated healing of wounds, both traumatic and iatrogenic, inflammatory acne and the patient ...
Kim, Won-Serk, Calderhead, R Glen
openaire   +4 more sources

Effectiveness of Second-generation Light-emitting Diode (LED) Light Curing Units

open access: yesThe Journal of Contemporary Dental Practice, 2007
Abstract Aim The purpose of this study was to evaluate the effectiveness of three commercially available light emitting diode (LED) light curing units (LCU) (Elipar FreeLight - 3M ESPE; UltraLume LED2 - Ultradent; and Single V - BioArt) for polymerizing Z250-A3 composite (3M ESPE) using Knoop hardness, polymerization depth, and flexural strength ...
Ulisses Bastos, Campregher   +5 more
openaire   +3 more sources

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