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Elsevier, Materials Research Bulletin, 12(37), p. 1981-1989

DOI: 10.1016/s0025-5408(01)00790-5

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UV–VUV excited luminescence of SrBPO5:Sm phosphor prepared in air

Journal article published in 2002 by H. B. Liang, Q. Su, S. Lu, Y. Tao ORCID, T. D. Hu, T. Liu
This paper is available in a repository.
This paper is available in a repository.

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Abstract

The high-resolution luminescent spectrum of divalent samarium excited by 355 nm UV light at 77 K, the VUV excitation spectra, the VUV excited emission spectra and EXAFS at Sm-L3 edge were reported for samarium doped strontium borophosphate, SrBPO5:Sm prepared by solid state reaction in air at high temperature. The high-resolution luminescent spectrum showed that the divalent samarium ions occupied the C2υ lattice sites. The VUV excitation spectra indicated that the sample exhibited absorption bands with the maxima at 129 and 148 nm, respectively. The performance of EXAFS at Sm-L3 absorption edge suggested that the samarium ions were nine-coordinated and the mean distances of bond SmO were 2.38 Å.