Fig. 7From: Synthesis and Properties of the La1 − x − y Eu y Ca x VO4 (0 ≤ x, y ≤ 0.2) CompoundsEmission spectra of the La1 − x − y Eu y CaxVO4 (1–4) and La1 − x Eu x VO4 (5) samples at λex = 405 nm; x, y = 0.05 (1), 0.1 (2, 5), 0.15 (3), 0.2 (4)Back to article page