Fig. 8From: Mechanical, Dielectric, and Spectroscopic Characteristics of “Micro/Nanocellulose + Oxide” CompositesThe PL spectra of the SC/C0 samples: a pristine samples excited under various excitation wavelengths: λ ex = 300 nm (1), 337.1 nm (2), 370.5 nm (3), 473 nm (4), and 532 nm (5) [11]; b “before” (1) and after thermal treatment at T tr = 200 °C (2) and 273 °C (3). λ ex = 405 nm; T = 23 °CBack to article page