Light-responsive spiropyran derivative with tunable assembly morphology and solid-state photochromism for rewritable optical printing and multi-level anti-counterfeiting
Zhenping Wu, Leping Xiao, Kaifeng Liao, Jiani Liu, Qiming Zou, Wenzhao Wang, Min Gong, Guojie Wang
Abstract
Spiropyran derivative SPD can exhibit dramatic assembly morphology transformations in the aggregation state, and significant color/fluorescence changes in the macroscale solid state upon ultraviolet light irradiation.
Topics & Concepts
PhotochromismSpiropyranMaterials scienceDerivative (finance)Solid-stateMorphology (biology)3D printingNanotechnologyOptoelectronicsPhotochemistryComposite materialChemistryBiologyEconomicsGeneticsPhysical chemistryFinancial economicsPhotochromic and Fluorescence ChemistryPhotoreceptor and optogenetics researchElectrowetting and Microfluidic Technologies