Optimization and temperature-dependent photoluminescence properties of yellow–orange emitting Sr1.99−x−yCaxMy(Si1−yZy)O4: 0.01Eu2+ (M=Y3+, K+, Z=Al3+, P5+) phosphors for white light-emitting diodes

2015 ◽  
Vol 39 ◽  
pp. 188-194 ◽  
Author(s):  
Zhipeng Ci ◽  
Mengxing Sun ◽  
Yao Li ◽  
Meidan Que ◽  
Qian Wang ◽  
...  
Keyword(s):  
White Light ◽  
Light Emitting Diodes ◽  
Photoluminescence Properties ◽  
Temperature Dependent ◽  
Light Emitting ◽  
Yellow Orange ◽  
White Light Emitting Diodes ◽  
Temperature Dependent Photoluminescence

Efficient and controllable photoluminescence in novel solid solution Ca1−xSrxHf4(PO4)6:Eu2+ phosphors with high thermal stability for white light emitting diodes

CrystEngComm ◽  
2018 ◽  
Vol 20 (31) ◽  
pp. 4383-4394 ◽  
Author(s):  
Shuangyu Xin ◽  
Miao Gao ◽  
Chuang Wang ◽  
Xuejiao Wang ◽  
Ge Zhu ◽  
...  
Keyword(s):  
Thermal Stability ◽  
Solid Solution ◽  
Quantum Efficiency ◽  
White Light ◽  
Light Emitting Diodes ◽  
High Thermal Stability ◽  
Photoluminescence Properties ◽  
Light Emitting ◽  
White Light Emitting Diodes

The tunable photoluminescence properties of (Ca,Sr)Hf4(PO4)6:Eu2+ solid solution phosphors with high thermal stability and quantum efficiency were investigated.

Bandgap trimming and optical properties of Si3N4:Al microbelt phosphors for warm white light-emitting diodes

CrystEngComm ◽  
2019 ◽  
Vol 21 (43) ◽  
pp. 6566-6573
Author(s):  
Dongyi Shen ◽  
Yiran Shao ◽  
Yingchun Zhu
Keyword(s):  
Optical Properties ◽  
Solid State ◽  
White Light ◽  
Light Emitting Diodes ◽  
Bandgap Energy ◽  
Light Emitting ◽  
Warm White Light ◽  
Yellow Orange ◽  
White Light Emitting Diodes ◽  
Blue Chip

The bandgap energy of Si3N4:Al is precisely and gradually tailored from 2.58 to 2.85 eV by increasing the Al concentration. Si3N4:Al:Eu phosphors exhibiting a yellow-orange emission are promising for solid-state warm white lighting under blue chip excitation.

Synthesis, structure and photoluminescence properties of a novel color-tunable Si1.92Al0.08O1.08N1.92:Eu2+,Tb3+,Sm2+phosphor for ultraviolet white light-emitting diodes

RSC Advances ◽  
2015 ◽  
Vol 5 (107) ◽  
pp. 88477-88484 ◽  
Author(s):  
Yichao Wang ◽  
Jianyan Ding ◽  
Yanyan Li ◽  
Yuhua Wang
Keyword(s):  
White Light ◽  
Light Emitting Diodes ◽  
Photoluminescence Properties ◽  
Light Emitting ◽  
Color Tunable ◽  
White Light Emitting Diodes

The emission colors can be changed in the blue, green, red and even white.

scholarly journals Photoluminescence properties of β-SiAlON:Yb2+, a novel green-emitting phosphor for white light-emitting diodes

2011 ◽  
Vol 12 (3) ◽  
pp. 034404 ◽  
Author(s):  
Lihong Liu ◽  
Rong-Jun Xie ◽  
Naoto Hirosaki ◽  
Takashi Takeda ◽  
Chen-ning Zhang ◽  
...  
Keyword(s):  
White Light ◽  
Light Emitting Diodes ◽  
Photoluminescence Properties ◽  
Light Emitting ◽  
White Light Emitting Diodes

An efficient rare-earth free deep red emitting phosphor for improving the color rendering of white light-emitting diodes

2017 ◽  
Vol 5 (11) ◽  
pp. 2927-2935 ◽  
Author(s):  
Sisi Liang ◽  
Mengmeng Shang ◽  
Hongzhou Lian ◽  
Kai Li ◽  
Yang Zhang ◽  
...  
Keyword(s):  
Thermal Stability ◽  
Rare Earth ◽  
White Light ◽  
Light Emitting Diodes ◽  
Photoluminescence Properties ◽  
Red Emission ◽  
Light Emitting ◽  
White Light Emitting Diodes ◽  
Color Rendering ◽  
Red Emitting Phosphor

The Mn4+doped Mg14Ge5O24phosphor produces deep red emission, and the structure, photoluminescence properties, thermal stability and the performance of fabricated WLED are all investigated.

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