Results 1 to 10 of about 8,746,494 (343)

Effect of infection control barriers on the light output from a multi-peak light curing unit. [PDF]

open access: yesJ Dent, 2020
Objectives Curing lights cannot be sterilized and should be covered with an infection control barrier. This study evaluated the effect of barriers when applied correctly and incorrectly on the radiant power (mW), irradiance (mW/cm2), emission spectrum ...
Soares CJ   +3 more
europepmc   +2 more sources

Enhanced Light Output Power on Near-Infrared Light-Emitting Diodes with TITO/Ag Multilayer Reflector [PDF]

open access: yesMicromachines, 2022
A titanium–indium tin oxide (TITO) multilayer reflector was investigated to improve the light efficiency of high-power, near-infrared, light-emitting diodes (NIR-LEDs).
Hyung-Joo Lee   +4 more
doaj   +2 more sources

Prediction of water-light output in water-light complementary systems [PDF]

open access: yesE3S Web of Conferences, 2021
With the increasing demand of electricity consumption for social development, China has vigorously promoted the development of renewable energy such as wind and solar energy in recent years.
Yan Tian Xiao, Fan Hui Ying, Guo Su
doaj   +2 more sources

A novel fault diagnosis strategy for LED lamps via light output time-frequency characteristics analysis and machine learning [PDF]

open access: yesHeliyon, 2023
Faulty LED lamps can cause a decrease in light efficiency, lead to flicker, and have a negative impact on creating a reliable, stable, and healthy light environment.
Yuhang Shang   +4 more
doaj   +2 more sources

An Evaluation of the Light Output from 22 Contemporary Light Curing Units [PDF]

open access: yesBrazilian Dental Journal, 2017
Abstract This study measured the radiant power (mW), irradiance (mW/cm2) and emission spectra (mW/cm2/nm) of 22 new, or almost new, light curing units (LCUs): - Alt Lux II, BioLux Standard, Bluephase G2, Curing Light XL 3000, Demetron LC, DX Turbo LED 1200, EC450, EC500, Emitter C, Emitter D, KON-LUX, LED 3M ESPE, Led Lux II, Optilight Color, Optilight
Soares, Carlos José   +7 more
openaire   +5 more sources

A switchable light-input, light-output system modelled and constructed in yeast [PDF]

open access: yesJournal of Biological Engineering, 2009
Background Advances in synthetic biology will require spatio-temporal regulation of biological processes in heterologous host cells. We develop a light-switchable, two-hybrid interaction in yeast, based upon the Arabidopsis proteins PHYTOCHROME A and FAR-
Kozma-Bognar Laszlo   +6 more
doaj   +4 more sources

Suppressing spontaneous polarization of p-GaN by graphene oxide passivation: augmented light output of GaN UV-LED. [PDF]

open access: yesSci Rep, 2015
GaN-based ultraviolet (UV) LEDs are widely used in numerous applications, including white light pump sources and high-density optical data storage. However, one notorious issue is low hole injection rate in p-type transport layer due to poorly activated ...
Jeong H   +15 more
europepmc   +2 more sources

Light output simulation of LYSO single crystal [PDF]

open access: yes, 2013
We used the Geant4 simulation toolkit to estimate the light collection in a LYSO crystal by using cosmic muons and E=105 MeV electrons. The light output as a function of the crystal length is studied.
Usubov, Zafar
core   +2 more sources

Inorganic scintillator surface enhancements with 2-D photonic crystals to improve light collection [PDF]

open access: yesEPJ Web of Conferences, 2023
Inorganic scintillators are widely used in various applications of gamma spectroscopy such as nuclear nonproliferation and safeguards, medical applications, space applications, and astronomy.
Surani Stuti   +4 more
doaj   +1 more source

Flexible composite scintillators based on ZnWO4 micro- and nanopowders [PDF]

open access: yesTekhnologiya i Konstruirovanie v Elektronnoi Apparature, 2019
Nano-sized and micro-sized ZnWO4 powders were obtained by different methods: hydrothermal synthesis with microwave heating, molten salt method, solid-state synthesis and сrushing of bulk crystals.
Tinkova V. S.   +5 more
doaj   +3 more sources

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