Fig. 8From: Synthesis and Properties of the La1 − x − y Eu y Ca x VO4 (0 ≤ x, y ≤ 0.2) CompoundsExcitation spectra of the LaVO4 (1), La0.9Eu0.1VO4 (2), and La0.6Eu0.2Ca0.2VO4 (3, 4) samples at λem = 550 (1), 614 (2, 3), and 622 nm (4); T = 77 K (1), T = RT (2–4)Back to article page