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Silica-confined carbon dot-based waterborne polyurethane with dual-mode emission and Ultralong room-temperature phosphorescence for time-resolved multi-level information encryption

delete2026-05-03
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PRE
AI
Y
Yanwei Wang
Y
Yuqing Yang
H
Haichen Wang
S
Shicong Pei
M
Mengwei Sun
M
Mingdi Yang
X
Xiaoya Jiang
P
Ping Wang
Y
Yunsheng Ding
X
Xianhai Hu *
DOI：10.1016/j.jphotochem.2026.117318delete
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Abstract

Abstract

En 中文
• Silica confinement enables stable RTP in aqueous polyurethane. • Dual-mode emission with blue fluorescence and green ultralong phosphorescence. • Ultralong RTP lifetime up to 1.351 s with high environmental stability. • Time-resolved multilevel encryption for advanced anti-counterfeiting.
Keywords:
carbon dots
ultralong room-temperature phosphorescence
waterborne polyurethane
dual-mode emission
time-resolved encryption

Journal

J
journal of photochemistry and photobiology a: chemistry
IF:
0
Papers:
301
Citations:
1

Organization

A
anhui jianzhu university
Scholars:
1.0K
Papers: 381
Citations: 0
H
Hefei University of Technology
Scholars:
4.7K
Papers: 1.6K
Citations: 2.1W
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