Scheelite (var. synthetic) PL measurement, 77K, Gorobets <i>et al.</i> 1976

Scheelite (var. synthetic) PL measurement, 77K, Gorobets et al. 1976

Reference	Gorobets et al. 1976 Gorobets B. S., Mikhalev A. A. & Nauchitel M. A. (1976). Rare earths in the luminescence spectra of natural scheelites. Journal of Applied Spectroscopy, 25(1), 918-920. DOI: https://doi.org/10.1007/bf00605176
Material	Scheelite (var. synthetic) [ CaWO₄ ] Scheelite specimen from Camp Bird Mine, Ouray Co., CO, USA Photo by Ken Larsen, via Smithsonian National Museum of Natural History
Specimen temperature	77K
Analysis technique	Photoluminescence (PL)
Lines	Dy³⁺ 475 nm (0.3%), 570 nm (0.2%), 583 nm (0.3%), 660 nm (0.2%), 665 nm (0.2%) Er³⁺ 520 nm (0.35%), 528 nm (0.42%), 533 nm (0.68%), 547 nm (0.5%), 656 nm (0.4%), 667 nm (0.5%) Eu³⁺ 592 nm (0.1%) Pr³⁺ 603 nm (0.6%), 633 nm (0.8%) Sm³⁺ 658 nm (0.2%) Tb³⁺ 445 nm (0.3%), 447 nm (0.2%), 450 nm (0.2%), 453 nm (0.1%), 460 nm (0.1%), 470 nm (0.05%), 483 nm (0.55%)

Nominal composition of Scheelite (var.synthetic) [ CaWO₄ ].
Element	Atoms	At%	Wt%
Ca	1	16.7	13.9
W	1	16.7	63.9
O	4	66.7	22.2
Total	6	100	100