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Title: The Jahn-Teller effect in the excitation and emission spectra of Ba/sub 6/Y/sub 2/Al/sub 4/O/sub 15/:Sn/sup 2+/ and Ba/sub 2/YAlO/sub 5/:Sn/sup 2+/

Journal Article · · Materials Research Bulletin; (USA)
; ;  [1]
  1. Philips Lighting Div., 5600 JM Eindhoven (NL)

Luminescence measurements are presented for Sn/sup 2+/ doped Ba/sub 6/Y/sub 2/Al/sub 4/O/sub 15/ and Ba/sub 2/YAlO/sub 5/. In these compounds several crystallographic sites are available for Sn/sup 2+/. The luminescence properties of Sn/sup 2+/ in one of these sites can be accounted for by assuming that the Jahn-Teller effect is acting on the /sup 3/P/sub 1/ excited state of the Sn/sup 2+/ ion. The vibronic interaction results in the occurrence of two emission bands in the case of Ba/sub 6/Y/sub 2/Al/sub 4/O/sub 15/:Sn/sup 2+/.

OSTI ID:
5372607
Journal Information:
Materials Research Bulletin; (USA), Vol. 24:4; ISSN 0025-5408
Country of Publication:
United States
Language:
English