Scheelite PL/Laser measurement, Gaft <i>et al.</i> 2005

Scheelite PL/Laser measurement, Gaft et al. 2005

Reference	Gaft et al. 2005 Gaft, M., Reisfeld, R. & Panczer, G. (2005). Modern Luminescence Spectroscopy of Minerals and Materials. Berlin Heidelberg: Springer. https://www.springer.com/gp/book/9783642060113
Material	Scheelite [ CaWO₄ ] Luminescence of scheelite (blue) on muscovite under UV shortwave illumination, from Yaogangxian Mine, Yaogangxian W-Sn ore field, Yizhang Co., Chenzhou Prefecture, Hunan Province, China © Photo by Géry PARENT (via Wikimedia Commons), Public Domain
Specimen temperature	Ambient
Technique	Laser photoluminescence (PL)
Probe	Laser beam
Lines	Er³⁺ 527 nm, 553 nm, 615 nm Eu²⁺ 442 nm {{linesearch:13b574d2-4920-44ec-a674-2a176ee482b2\|Ho³⁺}}: 543 nm {{linesearch:faaa5390-9a48-4aba-87b2-e595a764bbdb\|Nd³⁺}}: 900 nm, 1070 nm, 417 nm Sm³⁺ 609 nm, 647 nm Tm³⁺ 455 nm {{linesearch:666bbf0c-252e-4a24-90a0-770aa7667e13\|WO4^2-}}: 505 nm, 465 nm Yb³⁺ 1013 nm

Nominal composition of Scheelite [ CaWO₄ ].
Element	Atoms	At%	Wt%
Ca	1	16.7	13.9
W	1	16.7	63.9
O	4	66.7	22.2