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机译:Efficient photochromic self-recovery behavior in Tm/Yb co-doped K0.5Na0.5NbO3 thick films
College of Materials Science and Engineering Fuzhou University;
School of Materials Science and Engineering Tongji University;
School of Materials and Metallurgy Inner Mongolia University of Science and Technology;
Photochromism; Self-recovery; Thick films; Tm/Yb co-doped K0.5Na0.5NbO3; Up-conversion photoluminescence;