Fig. 2: Characterization of RTP elastomers.
From: Full-color persistent room temperature phosphorescent elastomers with robust optical properties

a Transmittance spectra of E1-E6. b Phosphorescence spectra of E1-E6 (λex = 365 nm). c CIE chromaticity diagram for E1-E6. d Lifetime decay curves of E1-E6. e Confocal fluorescence images of E3 (λex = 405 nm). f AFM images of PDMS and E3 films with different contents of RTP polymer.