scholarly journals Ultralong room-temperature phosphorescence of a solid-state supramolecule between phenylmethylpyridinium and cucurbit[6]uril

2019 ◽  
Vol 10 (33) ◽  
pp. 7773-7778 ◽  
Author(s):  
Zhi-Yuan Zhang ◽  
Yu Liu
Keyword(s):  
Solid State ◽  
Room Temperature ◽  
Data Encryption ◽  
Intersystem Crossing ◽  
Nonradiative Relaxation ◽  
Room Temperature Phosphorescence

We report an ultralong room-temperature phosphorescence (2.62 s) based on cucurbit[6]uril host and phenyl-methyl-pyridinium guest for data encryption. Encapsulation of CB[6] boosts intersystem crossing and suppresses nonradiative relaxation of guest.

scholarly journals A Facile Co-crystallization Approach to Fabricate Two-component Carbon Dots Composites Showing Time-Dependent Evolutive Room Temperature Phosphorescence Colors

2021 ◽  
Author(s):  
Jian Qu ◽  
Xin Zhang ◽  
Zhong-Jie Wang ◽  
Shuyan Zhang ◽  
Yejian Yu ◽  
...  
Keyword(s):  
Carbon Dots ◽  
Room Temperature ◽  
Data Encryption ◽  
Time Dependent ◽  
Security Level ◽  
Room Temperature Phosphorescence ◽  
Two Component ◽  
Carbon Based

Time-dependent evolutive afterglow materials can increase the security level by providing additional encryption modes in anti-counterfeiting and data encryption. The design of carbon-based materials with dynamic afterglow colors is attractive...

Water-soluble boron carbon oxynitride dots with excellent solid-state fluorescence and ultralong room-temperature phosphorescence

Nano Research ◽  
2020 ◽  
Vol 13 (12) ◽  
pp. 3261-3267
Author(s):  
Shenghui Han ◽  
Gang Lian ◽  
Xiaoliang Zeng ◽  
Zhaozhen Cao ◽  
Qilong Wang ◽  
...  
Keyword(s):  
Solid State ◽  
Room Temperature ◽  
Water Soluble ◽  
Room Temperature Phosphorescence ◽  
Solid State Fluorescence ◽  
Boron Carbon

scholarly journals Ultralong Room‐Temperature Phosphorescence from Amorphous Polymer Poly(Styrene Sulfonic Acid) in Air in the Dry Solid State

2018 ◽  
Vol 28 (16) ◽  
pp. 1707369 ◽  
Author(s):  
Tomoki Ogoshi ◽  
Hiromu Tsuchida ◽  
Takahiro Kakuta ◽  
Tada‐aki Yamagishi ◽  
Ai Taema ◽  
...  
Keyword(s):  
Solid State ◽  
Sulfonic Acid ◽  
Room Temperature ◽  
Amorphous Polymer ◽  
Room Temperature Phosphorescence ◽  
Styrene Sulfonic Acid

scholarly journals Metal free room temperature phosphorescence from molecular self-interactions in the solid state

2018 ◽  
Vol 6 (17) ◽  
pp. 4603-4626 ◽  
Author(s):  
Alessandra Forni ◽  
Elena Lucenti ◽  
Chiara Botta ◽  
Elena Cariati
Keyword(s):  
Solid State ◽  
Room Temperature ◽  
Organic Materials ◽  
Environmental Load ◽  
Room Temperature Phosphorescence ◽  
Metal Free ◽  
Low Toxicity

Purely organic materials showing solid state room temperature phosphorescence (RTP) are receiving an ever growing interest due to their low toxicity, cost and environmental load compared to their organometallic counterparts.

Activating Intersystem Crossing and Aggregation Coupling by CN-Substitution for Efficient Organic Ultralong Room Temperature Phosphorescence

2020 ◽  
Vol 124 (18) ◽  
pp. 10129-10134
Author(s):  
Jie Yuan ◽  
Yongrong Wang ◽  
Ling Li ◽  
Shuang Wang ◽  
Xingxing Tang ◽  
...  
Keyword(s):  
Room Temperature ◽  
Intersystem Crossing ◽  
Room Temperature Phosphorescence

Lifetime-tunable room-temperature phosphorescence of polyaniline carbon dots in adjustable polymer matrices

Nanoscale ◽  
2019 ◽  
Vol 11 (39) ◽  
pp. 18311-18319 ◽  
Author(s):  
Huilin Gou ◽  
Yanfeng Liu ◽  
Guiyang Zhang ◽  
Qiaobo Liao ◽  
Xin Huang ◽  
...  
Keyword(s):  
Carbon Dots ◽  
Room Temperature ◽  
Data Encryption ◽  
Polymer Matrices ◽  
Room Temperature Phosphorescence ◽  
Time Resolved ◽  
Hydrogen Bonded

A series of room-temperature composites were synthesized by embedding polyaniline carbon dots in hydrogen-bonded polymer matrices. Adjustable RTP lifetime are realized, enabling time-resolved anti-counterfeit and data encryption patterns.

scholarly journals Crystallization-induced room-temperature phosphorescence in fumaramides

CrystEngComm ◽  
2020 ◽  
Vol 22 (45) ◽  
pp. 7782-7785
Author(s):  
Andrea Nitti ◽  
Chiara Botta ◽  
Alessandra Forni ◽  
Elena Cariati ◽  
Elena Lucenti ◽  
...  
Keyword(s):  
Solid State ◽  
Room Temperature ◽  
Molecular Design ◽  
Halogen Bonding ◽  
Room Temperature Phosphorescence

Novel fumaramides exhibit room-temperature phosphorescence in the solid state once molecular design and positioning of the carbonyl and bromine atoms allow for the formation of strong intermolecular halogen bonding interactions.

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