Mechanically Structural Color PUF Labels

Ultra-secure and scalable

Quasi-ordered photonic structures combined with deep learning recognition offer high coding capacity, rapid verification, and environmental resilience.

Lin, Xiaofeng · Wang, Cheng · Yu, Dingshan · Yi, Guobin

Advanced Materials 2026

Specifications

correlation length within

{'zh': '1800', 'en': '1800'} µm

准确率

{'zh': '99', 'en': ''} %

Pattern retention

{'zh': '>85', 'en': '>85'} %

Large-area fabrication

{'zh': '', 'en': '10'} cm