Efficient full-color emitting carbon-dot-based composite phosphors by chemical dispersion

Nanoscale ◽  
2020 ◽  
Vol 12 (29) ◽  
pp. 15823-15831 ◽  
Author(s):  
Mingye Sun ◽  
Yue Han ◽  
Xi Yuan ◽  
Pengtao Jing ◽  
Lei Zhang ◽  
...  
Keyword(s):  
Carbon Dots ◽  
Light Emitting Diodes ◽  
Carbon Dot ◽  
Light Emitting ◽  
Chemical Dispersion ◽  
Full Color

New routes to prepare full-color emitting carbon dots and carbon-dot-based phosphors for application in light-emitting diodes.

scholarly journals Temperature-controlled spectral tuning of full-color carbon dots and their strongly fluorescent solid-state polymer composites for light-emitting diodes

2019 ◽  
Vol 1 (4) ◽  
pp. 1413-1420 ◽  
Author(s):  
Tantan Hu ◽  
Zhuoqi Wen ◽  
Chan Wang ◽  
Tiju Thomas ◽  
Chuanxi Wang ◽  
...  
Keyword(s):  
Solid State ◽  
Polymer Composites ◽  
Carbon Dots ◽  
Light Emitting Diodes ◽  
Spectral Tuning ◽  
Light Emitting ◽  
White Leds ◽  
Full Color ◽  
Temperature Controlled ◽  
Scalable Synthesis

Temperature-controlled, scalable synthesis of CA-based full-color CDs and subsequent fabrication of white-LEDs with CIE coordinates of (0.32, 0.33) and a CRI of 82.7.

Tunable full-color solid-state fluorescent carbon dots for light emitting diodes

Carbon ◽  
2022 ◽  
Author(s):  
Junli Wang ◽  
Jingxia Zheng ◽  
Yongzhen Yang ◽  
Xuguang Liu ◽  
Jieshan Qiu ◽  
...  
Keyword(s):  
Solid State ◽  
Carbon Dots ◽  
Light Emitting Diodes ◽  
Light Emitting ◽  
Full Color ◽  
Fluorescent Carbon Dots ◽  
Fluorescent Carbon

Full color carbon dots through surface engineering for constructing white light-emitting diodes

2019 ◽  
Vol 7 (8) ◽  
pp. 2212-2218 ◽  
Author(s):  
Wei Cai ◽  
Ting Zhang ◽  
Meng Xu ◽  
Miaoran Zhang ◽  
Yongjian Guo ◽  
...  
Keyword(s):  
White Light ◽  
Carbon Dots ◽  
Surface Engineering ◽  
Light Emitting Diodes ◽  
Light Emitting Diode ◽  
Light Emitting ◽  
Natural Sunlight ◽  
Filament Lamp ◽  
Full Color ◽  
White Light Emitting Diodes

White light-emitting diode (WLED) devices are replacing the filament lamp and can provide a light close to natural sunlight, and they have thus drawn considerable attention in recent years.

Achieving 46% efficient white-light emissive carbon dot-based material by enhancing phosphorescence for single-component white-light-emitting diodes

2021 ◽  
Author(s):  
Qijun Li ◽  
Yuchen Li ◽  
Shuai Meng ◽  
Jian Yang ◽  
Yukun Qin ◽  
...  
Keyword(s):  
White Light ◽  
Carbon Dots ◽  
Single Phase ◽  
Light Emitting Diodes ◽  
Emission Feature ◽  
Single Component ◽  
Dual Emission ◽  
Carbon Dot ◽  
Light Emitting ◽  
White Light Emitting Diodes

White-light-emitting carbon dots (CDs) with fluorescence/phosphorescence dual-emission feature is great importance for single-phase white-light-emitting diodes (WLEDs), but so far rather limited due to weak phosphorescence. Herein, a highly efficient white-light...

High efficient light-emitting diodes based on liquid-type carbon dots

RSC Advances ◽  
2016 ◽  
Vol 6 (99) ◽  
pp. 96798-96802 ◽  
Author(s):  
Xingru Chen ◽  
Xue Bai ◽  
Chun Sun ◽  
Liang Su ◽  
Yiding Wang ◽  
...  
Keyword(s):  
Carbon Dots ◽  
Light Emitting Diodes ◽  
Luminous Efficiency ◽  
Carbon Dot ◽  
Light Emitting ◽  
High Efficient ◽  
Liquid Type

The liquid-type carbon dot-based LEDs exhibited the luminous efficiency of 44.36 lm W−1, which was 2.27 times higher than that of solid devices.

Full-Color Inorganic Carbon Dot Phosphors for White-Light-Emitting Diodes

2017 ◽  
Vol 5 (19) ◽  
pp. 1700416 ◽  
Author(s):  
Zhen Tian ◽  
Xutao Zhang ◽  
Di Li ◽  
Ding Zhou ◽  
Pengtao Jing ◽  
...  
Keyword(s):  
White Light ◽  
Inorganic Carbon ◽  
Light Emitting Diodes ◽  
Carbon Dot ◽  
Light Emitting ◽  
Full Color ◽  
White Light Emitting Diodes

Down-conversion monochromatic light-emitting diodes with the color determined by the active layer thickness and concentration of carbon dots

2015 ◽  
Vol 3 (26) ◽  
pp. 6613-6615 ◽  
Author(s):  
Chun Sun ◽  
Yu Zhang ◽  
Sergii Kalytchuk ◽  
Yu Wang ◽  
Xiaoyu Zhang ◽  
...  
Keyword(s):  
Layer Thickness ◽  
Active Layer ◽  
Carbon Dots ◽  
Doping Concentration ◽  
Light Emitting Diodes ◽  
Monochromatic Light ◽  
Active Layer Thickness ◽  
Carbon Dot ◽  
Light Emitting ◽  
Down Conversion

Monochrome LEDs and color graphical patterns were fabricated by changing the thickness and doping concentration of carbon dot layers.

Tunable Full-Color Solid-State Fluorescent Carbon Dots for Light Emitting Diodes

2021 ◽  
Author(s):  
Junli Wang ◽  
Jingxia Zheng ◽  
Yongzhen Yang ◽  
Xuguang Liu ◽  
Jieshan Qiu ◽  
...  
Keyword(s):  
Solid State ◽  
Carbon Dots ◽  
Light Emitting Diodes ◽  
Light Emitting ◽  
Full Color ◽  
Fluorescent Carbon Dots ◽  
Fluorescent Carbon

Color-Tunable Carbon Dots Possessing Solid-State Emission for Full-Color Light-Emitting Diodes Applications

ACS Photonics ◽  
2017 ◽  
Vol 5 (2) ◽  
pp. 502-510 ◽  
Author(s):  
Tanglue Feng ◽  
Qingsen Zeng ◽  
Siyu Lu ◽  
Xianju Yan ◽  
Junjun Liu ◽  
...  
Keyword(s):  
Solid State ◽  
Carbon Dots ◽  
Light Emitting Diodes ◽  
Light Emitting ◽  
Full Color ◽  
Color Tunable

A single-phase heteroatom doped carbon dot phosphor toward white light-emitting diodes

RSC Advances ◽  
2016 ◽  
Vol 6 (45) ◽  
pp. 38761-38768 ◽  
Author(s):  
Y. L. Wang ◽  
Y. Q. Zhao ◽  
Y. Zhang ◽  
F. Zhang ◽  
X. T. Feng ◽  
...  
Keyword(s):  
Citric Acid ◽  
White Light ◽  
Carbon Dots ◽  
Single Phase ◽  
Light Emitting Diodes ◽  
Citric Acid Monohydrate ◽  
Carbon Dot ◽  
Light Emitting ◽  
Doped Carbon Dots ◽  
White Light Emitting Diodes

Single-phase heteroatom doped carbon dots were prepared using citric acid monohydrate and ethylenediamine toward white light-emitting diodes.

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