Piezochromic hydrogels for physically unclonable optical anti-counterfeiting with machine-learning assisted automatic identification
- Jiayi Yang
- Jiayu Wu
- Guoliang Xiao
- Zhenxing Jin
- Cun You
- Changcheng Bai
- Runnan Ye
- Pinwen Zhu
- Guanjun Xiao
- Shunxin Li
- Xiaolong Wang
- Bo Zou
2026-05-08