Fig. 3: RTP Emission of recycled wood.
From: Up-recycling of waste wood into value-added room temperature phosphorescent materials
a Digital images of waste wood board, R-wood powders (upper); Digital images of R-wood@MF in daylight, upon and after turning off UV lamp (365 nm) (down); b Fluorescence (black dash line) and phosphorescence(red solid line) spectra of R-wood@MF, excitation wavelength = 365 nm; c The RTP lifetimes at 530 nm of R-wood and R-wood@MF made from different R-woods, I: finger-joint board, II: decorative board, III: plywood, IV: medium-density wood, V: chipboard; d Time-dependent RTP lifetimes at 530 nm of R-wood@MF in water.
