Scheelite (var. synthetic) PL/XL measurement, x-ray beam, Gorobets <i>et al.</i> 1976

Scheelite (var. synthetic) PL/XL measurement, x-ray beam, 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	Ambient
Technique	X-ray photoluminescence
Probe	X-ray beam
Lines	Dy³⁺ 490 nm (0.25%), 680 nm (0.2%) Eu³⁺ 595 nm (0.1%), 620 nm (0.75%) Gd³⁺ 316 nm {{linesearch:37f11510-1de5-4e76-b8c4-102c4c936d04\|Pr³⁺}}: 690 nm (0.2%), 742 nm (0.15%) Sm³⁺ 715 nm (0.05%) {{linesearch:be9619ea-cf13-4331-87f9-bdd7644d15e5\|Tb³⁺}}: 420 nm (0.125%), 440 nm (0.2%), 465 nm (0.05%), 493 nm (0.2%), 666 nm (0.1%), 685 nm (0.05%), 695 nm (0.05%)

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