scholarly journals Enhancement of efficiency and CCT uniformity for red phosphor thin films, red LEDs and laminated white LEDs based on near-ultraviolet LEDs using MgO nanoparticles

RSC Advances ◽  
2019 ◽  
Vol 9 (48) ◽  
pp. 28291-28298
Author(s):  
Ningze Zhuo ◽  
Na Zhang ◽  
Peng Chen ◽  
Haibo Wang
Keyword(s):  
Thin Films ◽  
Mgo Nanoparticles ◽  
Red Phosphor ◽  
White Leds ◽  
Scattering Effect ◽  
Near Ultraviolet ◽  
Red Leds ◽  
Strong Scattering ◽  
Mgo Nanoparticle

Red phosphor thin films (PTFs) with different MgO nanoparticle concentrations for near-ultraviolet (NUV) LEDs were prepared based on their strong scattering effect; red LEDs and laminated white LEDs were packaged further.

Zero-concentration quenching: a novel Eu3+ based red phosphor with non-layered crystal structure for white LEDs and NaSrY(MoO4)3:Sm3+ based deep-red LEDs for plant growth

2020 ◽  
Vol 49 (27) ◽  
pp. 9239-9253 ◽  
Author(s):  
Marikumar Rajendran ◽  
Sivakumar Vaidyanathan
Keyword(s):  
Crystal Structure ◽  
Plant Growth ◽  
Narrow Band ◽  
Concentration Quenching ◽  
Layered Crystal ◽  
White Led ◽  
Red Phosphor ◽  
White Leds ◽  
Layered Crystal Structure ◽  
Red Leds

Oxide based highly efficient narrow band red emitting phosphors are still a bottleneck in white LED applications.

A novel near-ultraviolet-light excitable Eu3+-doped Sr2LaTaO6 red phosphor for white-light-emitting diodes

Optik ◽  
2021 ◽  
Vol 240 ◽  
pp. 166908
Author(s):  
Qifeng Tang ◽  
Tao Yang ◽  
Haifeng Huang ◽  
Jinqing Ao ◽  
Biyou Peng ◽  
...  
Keyword(s):  
Ultraviolet Light ◽  
White Light ◽  
Light Emitting Diodes ◽  
Red Phosphor ◽  
Light Emitting ◽  
Near Ultraviolet ◽  
White Light Emitting Diodes

A novel double-perovskite Gd2ZnTiO6:Mn4+red phosphor for UV-based w-LEDs: structure and luminescence properties

2016 ◽  
Vol 4 (12) ◽  
pp. 2374-2381 ◽  
Author(s):  
Hui Chen ◽  
Hang Lin ◽  
Qingming Huang ◽  
Feng Huang ◽  
Ju Xu ◽  
...  
Keyword(s):  
Double Perovskite ◽  
Luminescence Properties ◽  
Red Phosphor ◽  
White Leds

This work highlights a novel double-perovskite red phosphor Gd2ZnTiO6:Mn4+for UV-based warm white LEDs.

Ga-doping effects on electrical and luminescent properties of ZnO:(La,Eu)OF red phosphor thin films

2003 ◽  
Vol 94 (4) ◽  
pp. 2411-2416 ◽  
Author(s):  
Shinobu Fujihara ◽  
Akira Suzuki ◽  
Toshio Kimura
Keyword(s):  
Thin Films ◽  
Luminescent Properties ◽  
Red Phosphor ◽  
Doping Effects ◽  
Ga Doping

The formation mechanism, improved photoluminescence and LED applications of red phosphor K2SiF6:Mn4+

2014 ◽  
Vol 2 (20) ◽  
pp. 3879-3884 ◽  
Author(s):  
Lifen Lv ◽  
Xianyu Jiang ◽  
Shaoming Huang ◽  
Xi'an Chen ◽  
Yuexiao Pan
Keyword(s):  
Formation Mechanism ◽  
Manganese Oxides ◽  
Experimental Results ◽  
Red Phosphor ◽  
White Leds ◽  
Luminescence Efficiency

The formation mechanism of red phosphor K2SiF6:Mn4+ free of manganese oxides has been discussed based on detailed experimental results. Significant improvements in the luminescence efficiency make it a good candidate for applications in “warm” white LEDs.

Optimized photoluminescence of red phosphor Na2 SnF6 :Mn4+ as red phosphor in the application in “warm” white LEDs

2017 ◽  
Vol 100 (5) ◽  
pp. 2005-2015 ◽  
Author(s):  
Luqing Xi ◽  
Yuexiao Pan ◽  
Xian Chen ◽  
Shaoming Huang ◽  
Mingmei Wu
Keyword(s):  
Red Phosphor ◽  
White Leds

Unusual concentration induced antithermal quenching of the Eu 2+ emission at 490 nm in Sr 4 Al 14 O 25 :Eu 2+ for near ultraviolet excited white LEDs

2020 ◽  
Vol 103 (10) ◽  
pp. 5758-5768 ◽  
Author(s):  
Huailu Liu ◽  
Xiaoqi Liu ◽  
Xiu Wang ◽  
Mingying Peng ◽  
Puxian Xiong ◽  
...  
Keyword(s):  
White Leds ◽  
Near Ultraviolet ◽  
The Eu

scholarly journals Spectroscopic investigation of La7Ta3W4O30:Sm3+ orange-red phosphor for white LEDs

2020 ◽  
Vol 13 (6) ◽  
pp. 5581-5592
Author(s):  
Yu Wang ◽  
Bin Deng ◽  
Yuee Ke ◽  
Shuang Shu ◽  
Rixin Liu ◽  
...  
Keyword(s):  
Spectroscopic Investigation ◽  
Red Phosphor ◽  
White Leds
Sign in / Sign up

Export Citation Format

Share Document