1. G. Blasse, G. J. Dirksen and A. Meijerink
The luminescence of ytterbium(II) in strontium tetraborate
Chemical Physics Letters
Volume 167, Issues 1-2, 16 March 1990, Pages 41-44
- DOI:
http://dx.doi.org/10.1016/0009-2614(90)85067-M
Doubly-valent rare-earth ions in halide crystals
Journal of Physics and Chemistry of Solids
Volume 52, Issue 1, 1991, Pages 101-174
- DOI:
http://dx.doi.org/10.1016/0022-3697(91)90062-5
Determination of photoionization rates of divalent samarium doped in alkaline earth fluorides
Journal of Luminescence
Volume 45, Issues 1-6, January-February 1990, Pages 354-356
- DOI:
http://dx.doi.org/10.1016/0022-2313(90)90192-E
Optical properties of divalent rare earth ions in SrAlF5
Journal of Luminescence
Volume 8, Issue 5, March 1974, Pages 415-427
- DOI:
http://dx.doi.org/10.1016/0022-2313(74)90082-9