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
Analysis technique	Laser photoluminescence (PL)
Probe	Laser beam
Lines	Er³⁺ 527 nm, 553 nm, 615 nm Eu²⁺ 442 nm Ho³⁺ 543 nm Nd³⁺ 900 nm, 1070 nm, 417 nm Sm³⁺ 609 nm, 647 nm Tm³⁺ 455 nm 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
Total	6	100	100