scholarly journals Synthesis, electronic structures, and photoluminescence properties of an efficient and thermally stable red-emitting phosphor Ca3ZrSi2O9:Eu3+,Bi3+ for deep UV-LEDs

RSC Advances ◽  
2018 ◽  
Vol 8 (24) ◽  
pp. 13054-13060 ◽  
Author(s):  
Jiyou Zhong ◽  
Weiren Zhao ◽  
Lunwei Yang ◽  
Peng Shi ◽  
Zifeng Liao ◽  
...  
Keyword(s):  
Thermal Stability ◽  
Quantum Yield ◽  
Electronic Structures ◽  
Thermally Stable ◽  
High Quantum Yield ◽  
Photoluminescence Properties ◽  
High Quantum ◽  
Deep Uv ◽  
Uv Leds ◽  
Red Emitting Phosphor

A red-emitting phosphor Ca3ZrSi2O9:Eu3+,Bi3+ with high quantum yield and thermal stability was developed by introducing Bi3+ as an efficient sensitizer.

A novel deep red-emitting phosphor KMgLaTeO6:Mn4+ with high thermal stability and quantum yield for w-LEDs: structure, site occupancy and photoluminescence properties

2018 ◽  
Vol 47 (8) ◽  
pp. 2501-2505 ◽  
Author(s):  
Kai Li ◽  
Hongzhou Lian ◽  
Rik Van Deun
Keyword(s):  
Thermal Stability ◽  
Quantum Yield ◽  
Blue Light ◽  
Site Occupancy ◽  
High Thermal Stability ◽  
High Quantum Yield ◽  
Photoluminescence Properties ◽  
High Quantum ◽  
Red Emitting Phosphor

In this work, a novel deep red-emitting phosphor KMgLaTeO6:Mn4+ potentially used in w-LEDs is reported, which can be efficiently excited with UV or blue light with a high quantum yield of 68.9% upon 365 nm excitation.

Luminescent europium(iii) complexes based on tridentate isoquinoline ligands with extremely high quantum yield

2021 ◽  
Vol 8 (1) ◽  
pp. 41-47
Author(s):  
Zelun Cai ◽  
Chen Wei ◽  
Boxun Sun ◽  
Huibo Wei ◽  
Zhiwei Liu ◽  
...  
Keyword(s):  
Thermal Stability ◽  
Quantum Yield ◽  
Synthesis And Characterization ◽  
Excitation Wavelength ◽  
High Quantum Yield ◽  
Good Thermal Stability ◽  
High Quantum ◽  
Luminescence Efficiency

Synthesis and characterization of two new lanthanide Eu(iii) complexes based on tridentate isoquinoline ligands with high luminescence efficiency, extended excitation wavelength and good thermal stability.

scholarly journals Distinctive Optical Transitions of Tunable Multicolor Carbon Dots

2022 ◽  
Author(s):  
Hyeong Seop Shim ◽  
Jun Myung Kim ◽  
Seonghyun Jeong ◽  
Youngwon Ju ◽  
Sung Jae Won ◽  
...  
Keyword(s):  
Quantum Yield ◽  
Electronic Structures ◽  
Carbon Dots ◽  
High Stability ◽  
Optical Transitions ◽  
High Quantum Yield ◽  
High Quantum ◽  
Low Toxicity

Three types of carbon dots (CDs) are synthesized from isomers of phenylenediamine to develop multicolor nanomaterials with low toxicity, high stability, and high quantum yield. The distinctive electronic structures of...

A novel red phosphor Ba2La4Y4(SiO4)6O2:Eu3+ with high quantum yield and thermal stability for warm white LEDs

2019 ◽  
Vol 789 ◽  
pp. 381-391 ◽  
Author(s):  
Sanhai Wang ◽  
Yanqiao Xu ◽  
Ting Chen ◽  
Weihui Jiang ◽  
Jianmin Liu ◽  
...  
Keyword(s):  
Thermal Stability ◽  
Quantum Yield ◽  
High Quantum Yield ◽  
Red Phosphor ◽  
White Leds ◽  
High Quantum

A Study on the UV- and Thermo- Stability of Organosilane-Functionalized Carbon Dots Films

2012 ◽  
Vol 557-559 ◽  
pp. 739-742
Author(s):  
Wen Tai Wang ◽  
Tak Hyun Kim ◽  
Zi Feng Yan ◽  
Moses.O. Tade ◽  
Qin Li
Keyword(s):  
Thermal Stability ◽  
Solid State ◽  
Quantum Yield ◽  
Carbon Dots ◽  
Optoelectronic Device ◽  
High Quantum Yield ◽  
Solid Films ◽  
High Quantum ◽  
Thermo Stability

In this work, high quantum yield nanodots were produced by using an organosilane as a coordinating solvent and fabricated the product into solid films. In order to assess the practicality as a material for optoelectronic device, solid state properties were analyzed extensively including UV stability and thermal stability.

Realizing a novel dazzling far-red-emitting phosphor NaLaCaTeO6:Mn4+with high quantum yield and luminescence thermal stabilityviathe ionic couple substitution of Na++ La3+for 2Ca2+in Ca3TeO6:Mn4+for indoor plant cultivation LEDs

2019 ◽  
Vol 55 (72) ◽  
pp. 10697-10700 ◽  
Author(s):  
Kai Li ◽  
Rik Van Deun
Keyword(s):  
Quantum Yield ◽  
The Novel ◽  
High Quantum Yield ◽  
High Quantum ◽  
Plant Cultivation ◽  
Red Emitting Phosphor

An ionic couple substitution strategy was initiated to explore the novel hosts for Mn4+luminescence in potential plant cultivation LED applications.

High Quantum Yield Gd4.67Si3O13:Eu3+ Red-Emitting Phosphor for Tunable White Light-Emitting Devices Driven by UV or Blue LED

2021 ◽  
Vol 3 (3) ◽  
pp. 1403-1412
Author(s):  
Wanggui Ye ◽  
Chong Zhao ◽  
Xiaofei Shen ◽  
Chaoyang Ma ◽  
Zhonghua Deng ◽  
...  
Keyword(s):  
Quantum Yield ◽  
White Light ◽  
High Quantum Yield ◽  
Light Emitting ◽  
Blue Led ◽  
Light Emitting Devices ◽  
High Quantum ◽  
Red Emitting Phosphor
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