Multiexcited phosphors in UV and blue led devices
This study is devoted to multiexcitation of phosphors in LED devices. A new model of double and triple excitation of phosphors in UV chip and double excitation in blue chip was proposed and discussed. The suitable phosphor candidates were synthesized and investigated. A LED devices with an n-UV...
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D.Ghitu Institute of Electronic Engineering and Nanotechnologies
2008
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oai:doaj.org-article:1f794ccc32a04b89807d678ace8db4f72021-11-21T12:07:43ZMultiexcited phosphors in UV and blue led devices 2537-63651810-648Xhttps://doaj.org/article/1f794ccc32a04b89807d678ace8db4f72008-02-01T00:00:00Zhttps://mjps.nanotech.md/archive/2008/article/3784https://doaj.org/toc/1810-648Xhttps://doaj.org/toc/2537-6365This study is devoted to multiexcitation of phosphors in LED devices. A new model of double and triple excitation of phosphors in UV chip and double excitation in blue chip was proposed and discussed. The suitable phosphor candidates were synthesized and investigated. A LED devices with an n-UV Ga(In)N chip as well as blue InGaN chip and multiexcited phosphors were designed and constructed. These LEDs show better quantum yield of green and red phosphors, higher total brightness and improved color rendering index (CRI). Nazarov, MihailD.Ghitu Institute of Electronic Engineering and NanotechnologiesarticlePhysicsQC1-999ElectronicsTK7800-8360ENMoldavian Journal of the Physical Sciences, Vol 7, Iss 1, Pp 72-85 (2008) |
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DOAJ |
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EN |
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Physics QC1-999 Electronics TK7800-8360 |
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Physics QC1-999 Electronics TK7800-8360 Nazarov, Mihail Multiexcited phosphors in UV and blue led devices |
description |
This study is devoted to multiexcitation of phosphors in LED devices. A new model of
double and triple excitation of phosphors in UV chip and double excitation in blue chip was
proposed and discussed. The suitable phosphor candidates were synthesized and investigated.
A LED devices with an n-UV Ga(In)N chip as well as blue InGaN chip and multiexcited
phosphors were designed and constructed. These LEDs show better quantum yield of green
and red phosphors, higher total brightness and improved color rendering index (CRI). |
format |
article |
author |
Nazarov, Mihail |
author_facet |
Nazarov, Mihail |
author_sort |
Nazarov, Mihail |
title |
Multiexcited phosphors in UV and blue led devices |
title_short |
Multiexcited phosphors in UV and blue led devices |
title_full |
Multiexcited phosphors in UV and blue led devices |
title_fullStr |
Multiexcited phosphors in UV and blue led devices |
title_full_unstemmed |
Multiexcited phosphors in UV and blue led devices |
title_sort |
multiexcited phosphors in uv and blue led devices |
publisher |
D.Ghitu Institute of Electronic Engineering and Nanotechnologies |
publishDate |
2008 |
url |
https://doaj.org/article/1f794ccc32a04b89807d678ace8db4f7 |
work_keys_str_mv |
AT nazarovmihail multiexcitedphosphorsinuvandblueleddevices |
_version_ |
1718419172682104832 |