Fig. 5: Practicability of X-CPDs-n RTP materials. | Nature Communications

Fig. 5: Practicability of X-CPDs-n RTP materials.

From: Hierarchical luminescence center coupling enables time-dependent phosphorescence color from self-protective carbonized polymer dots

Fig. 5

a Demonstration of anticounterfeiting applications using the artefacts consisting of varying X-CPDs-n. b The afterglows of shamrock prepared by X-CPDs-6 and X-CPDs-3 after ceasing the 365 nm UV light excitation. c Handicrafts prepared by X-CPDs-n and epoxy resin. d The afterglow comparison of handicrafts with or without TDPC. e Demonstration of dynamic encryption based on time-resolved (I) and time-color-resolved (II) encryption.

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