Fig. 3: Photophysical properties of 0.1 wt% DTPPAO/HEA-AA films (1 mm).
From: Tunable afterglow for mechanical self-monitoring 3D printing structures

a Steady-state photoluminescence (PL) spectra and (b) lifetime decay curves of films at different photocuring time. c Steady-state PL spectra and (d) lifetime decay curves of films after 5 h photocuring treatment at different water-soaking time.