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

Measurement details

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 ]
Specimen temperature 77K
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%)
  • {{linesearch:5f8b897b-90ce-4d22-b869-55f1144ba15c|Pr3+}}: 603 nm (0.6%), 633 nm (0.8%)
  • Sm3+ 658 nm (0.2%)
  • {{linesearch:c853c15f-1a00-42bc-a03f-e7ded2860d5b|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%)

Composition

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