Carbonized Polymer Dots with Tunable Room-Temperature Phosphorescence Lifetime and Wavelength

2020 ◽  
Vol 12 (34) ◽  
pp. 38593-38601 ◽  
Author(s):  
Chunlei Xia ◽  
Shoujun Zhu ◽  
Shi-Tong Zhang ◽  
Qingsen Zeng ◽  
Songyuan Tao ◽  
...  
Keyword(s):  
Room Temperature ◽  
Room Temperature Phosphorescence ◽  
Phosphorescence Lifetime ◽  
Polymer Dots

Hydrothermal Addition Polymerization for Ultrahigh-Yield Carbonized Polymer Dots with Room Temperature Phosphorescence via Nanocomposite

2018 ◽  
Vol 24 (44) ◽  
pp. 11303-11308 ◽  
Author(s):  
Chunlei Xia ◽  
Songyuan Tao ◽  
Shoujun Zhu ◽  
Yubin Song ◽  
Tanglue Feng ◽  
...  
Keyword(s):  
Room Temperature ◽  
Room Temperature Phosphorescence ◽  
Addition Polymerization ◽  
Polymer Dots

One-step preparation of silica microspheres with super-stable ultralong room temperature phosphorescence

2019 ◽  
Vol 7 (28) ◽  
pp. 8680-8687 ◽  
Author(s):  
Guoqiang Tang ◽  
Kai Zhang ◽  
Tanglue Feng ◽  
Songyuan Tao ◽  
Mei Han ◽  
...  
Keyword(s):  
Room Temperature ◽  
Silica Microspheres ◽  
Room Temperature Phosphorescence ◽  
Polymer Dots ◽  
One Step

Carbonized polymer dots embedded in SiO2 microspheres with super-stable ultralong room temperature phosphorescence were prepared via a one-step strategy.

Ultralong lifetime room temperature phosphorescence and dual-band waveguide behavior of phosphoramidic acid oligomers

2020 ◽  
Vol 8 (22) ◽  
pp. 7330-7335 ◽  
Author(s):  
Zheng-Fei Liu ◽  
Xue Chen ◽  
Wei Jun Jin
Keyword(s):  
Quantum Yield ◽  
Optical Waveguide ◽  
Room Temperature ◽  
Dual Band ◽  
High Quantum Yield ◽  
Room Temperature Phosphorescence ◽  
Phosphorescence Lifetime ◽  
High Quantum ◽  
New System

The phosphoramidic acid oligomer as an organic non-conjugated RTP system is proposed. The new system not only has ultralong phosphorescence lifetime up to 777 ms and high quantum yield, but also displays dual-band optical waveguide behavior.

scholarly journals Highly emissive carbazole-based gold(i) complex with a long room-temperature phosphorescence lifetime and self-reversible mechanochromism characteristics

RSC Advances ◽  
2017 ◽  
Vol 7 (25) ◽  
pp. 15112-15115 ◽  
Author(s):  
Zhao Chen ◽  
Gang Liu ◽  
Renjie Wang ◽  
Shouzhi Pu
Keyword(s):  
Room Temperature ◽  
Room Temperature Phosphorescence ◽  
Phosphorescence Lifetime

A gold(i) complex with long room-temperature phosphorescence lifetime has been reported. The luminogen exhibits self-reversible mechanochromic behavior.

Unexpected long room-temperature phosphorescence lifetimes of up to 1.0 s observed in iodinated molecular systems

2021 ◽  
Author(s):  
Junbo Li ◽  
Xuepu Wang ◽  
Yingtong Pan ◽  
Yan Sun ◽  
Guangming Wang ◽  
...  
Keyword(s):  
Room Temperature ◽  
Room Temperature Phosphorescence ◽  
Phenyl Benzoate ◽  
Phosphorescence Lifetime ◽  
Molecular Systems

We report an unexpected long room-temperature phosphorescence lifetime of up to 1.0 s by doping iodinated difluoroboron(iii) β-diketonate (IBF2) into phenyl benzoate matrices. In contrast, IBF2 powders alone show insignificant afterglow even at 77 K.

Ultralong-lived room temperature phosphorescence from N and P codoped self-protective carbonized polymer dots for confidential information encryption and decryption

2021 ◽  
Vol 9 (14) ◽  
pp. 4847-4853
Author(s):  
Zifei Wang ◽  
Jian Shen ◽  
Jiazhen Sun ◽  
Bin Xu ◽  
Zhenhua Gao ◽  
...  
Keyword(s):  
Information Security ◽  
Decay Time ◽  
Room Temperature ◽  
Room Temperature Phosphorescence ◽  
Confidential Information ◽  
Carbon Dot ◽  
Polymer Dots ◽  
Encryption And Decryption

N and P codoped carbonized polymer dots (NP-CPDs) exhibit a relatively long RTP decay time over 23 s among most carbon dot-based RTP materials reported thus far. Such NP-CPDs are applied to illustrate applications in information security.

scholarly journals Thermally activated delayed fluorescence with a narrow emission spectrum and organic room temperature phosphorescence by controlling spin–orbit coupling and phosphorescence lifetime of metal-free organic molecules

2018 ◽  
Vol 6 (20) ◽  
pp. 5434-5443 ◽  
Author(s):  
Piotr Pander ◽  
Agnieszka Swist ◽  
Radoslaw Motyka ◽  
Jadwiga Soloducho ◽  
Fernando B. Dias ◽  
...  
Keyword(s):  
Room Temperature ◽  
Organic Molecules ◽  
Delayed Fluorescence ◽  
Spin Orbit Coupling ◽  
Spin Orbit ◽  
Room Temperature Phosphorescence ◽  
Phosphorescence Lifetime ◽  
Thermally Activated Delayed Fluorescence ◽  
Thermally Activated ◽  
Narrow Emission

A novel acridone derivative is presented showing TADF and narrow blue electroluminescence.

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