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.

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

Aggregation-Induced Room-Temperature Phosphorescence Obtained from Water-Dispersible Carbon Dot-Based Composite Materials

2020 ◽  
Vol 12 (9) ◽  
pp. 10791-10800 ◽  
Author(s):  
Chan Wang ◽  
Yueyue Chen ◽  
Yalan Xu ◽  
Guoxia Ran ◽  
Yimin He ◽  
...  
Keyword(s):  
Composite Materials ◽  
Room Temperature ◽  
Room Temperature Phosphorescence ◽  
Carbon Dot ◽  
Water Dispersible

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.

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

Efficient long lifetime room temperature phosphorescence of carbon dots in a potash alum matrix

2015 ◽  
Vol 3 (12) ◽  
pp. 2798-2801 ◽  
Author(s):  
Xinwei Dong ◽  
Liangming Wei ◽  
Yanjie Su ◽  
Zhongli Li ◽  
Huijuan Geng ◽  
...  
Keyword(s):  
Carbon Dots ◽  
Room Temperature ◽  
Room Temperature Phosphorescence ◽  
Composite Powders ◽  
Carbon Dot ◽  
Long Lifetime

Carbon dot composite powders show long phosphorescence lifetimes when the carbon dots are dispersed into a potash alum matrix.

Highly Efficient Carbon Dots Based Room-Temperature Fluorescence–Phosphorescence Dual Emitter

2021 ◽  
Author(s):  
Biao Zhao ◽  
Runnan Yu ◽  
Kunxiang Xu ◽  
Chao Zou ◽  
Huanyu Ma ◽  
...  
Keyword(s):  
Carbon Dots ◽  
Room Temperature ◽  
Room Temperature Phosphorescence ◽  
Carbon Dot ◽  
Highly Efficient ◽  
Huge Challenge

Carbon dot (CD)-based room temperature phosphorescence nanomaterials are currently drawing enormous attention. However, constructing fluorescence–phosphorescence dual emissive CDs (FP-CDs) is still a huge challenge due to the limited preparation strategies....

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