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

Fluorite 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	Fluorite [ CaF₂ ] Specimen of fluorite, from Minerva mine, Cave-in-Rock, Hardin Co., Illinois, USA. Specimen M 52847, Museums Victoria. Photo by Rodney Start, Copyright Museums Victoria / CC BY (Licensed as Attribution 4.0 International)
Specimen temperature	Ambient
Analysis technique	Laser photoluminescence (PL)
Probe	Laser beam
Lines	Ce³⁺ 320 nm Dy³⁺ 477 nm, 573 nm, 588 nm, 673 nm, 765 nm Eu²⁺ 423 nm Eu³⁺ 614 nm, 595 nm, 622 nm Gd³⁺ 310 nm Ho³⁺ 657 nm M center 730 nm Nd³⁺ 795 nm, 866 nm Sm²⁺ 685 nm Sm³⁺ 562 nm, 640 nm Tm³⁺ 451 nm

Nominal composition of Fluorite [ CaF₂ ].
Element	Atoms	At%	Wt%
Ca	1	33.3	51.3
F	2	66.7	48.7
Total	3	100	100