Flexible Photonic Crystal Material for Multiple Anticounterfeiting Applications - Peng, Chang-Yi; Hsu, Che-Wei; Li, Ching-Wen; Wang, Po-Lin; Jeng, Chien-Chung; Chang, Cheng-Chung; Wang, Gou-Jen (ACS applied materials & interfaces, 2018)
Keywords: crystals; deformation; energy; films (materials); fluorescent dyes; photons; polymers; ultraviolet radiation; fluorophores; second-order diffraction; nanoimprinting; anticounterfeiting; full-color grating; flexible photonic crystal polymer