Optical memory and anti-counterfeiting application based on luminescence reversible modification and color contrast of photochromic phosphor

Xue Bai, Zhaoshuo Yang, Zan Xu, Yangke Cun, Yingzhu Zi, Heping Zhao, Youyan Song, Yanni He, Asif Ali Haider, Jianbei Qiu, Zhiguo Song, Anjun Huang, Cherkasova Tatiana, Zhengwen Yang