Facile combustion synthesis and photoluminescence properties of Ce3+ doped Sr2La8(SiO4)6O2 phosphors

Haikun Liu, Wenlong Gu, Yun Hai, Lixin Zhang, Libing Liao, Lefu Mei

    Research output: Contribution to journalArticlepeer-review

    23 Citations (Scopus)

    Abstract

    The Sr2La8(SiO4)6O2:Ce3+ powder phosphor with apatite structure has been successfully synthesized via a facile route of sol-combustion technique. X-ray diffraction (XRD), field-emission scanning electron microscopy (FE-SEM), and photoluminescence (PL) spectroscopy were used to characterize the as-prepared samples. Sr2La8(SiO4)6O2:Ce3+ phosphor was composed of particles with average sizes range about 300 nm. The phosphor exhibited an absorption ranging from 220 to 390 nm in ultraviolet range and a broad blue-violet emission band peaked at 403 nm with a CIE coordinates of (0.167, 0.028). The concentration quenching mechanism was also determined to be dipole-dipole interaction.
    Original languageEnglish
    Pages (from-to)553-555
    Number of pages3
    JournalOptical Materials
    Volume42
    DOIs
    Publication statusPublished - Apr 2015

    Keywords

    • combustion
    • photoluminescence properties
    • phosphors
    • apatite

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