Media type: E-Article Title: Excited-state absorption and up-conversion in Er3+single sites of CdF2:Er3+,Na+ Contributor: Jouart, J P; Bissieux, C; Mary, G imprint: IOP Publishing, 1987 Published in: Journal of Physics C: Solid State Physics Language: Not determined DOI: 10.1088/0022-3719/20/13/017 ISSN: 0022-3719 Keywords: General Physics and Astronomy ; General Engineering ; Condensed Matter Physics Origination: Footnote: