Photoluminescence properties of ordered Bi4-xNd xTi3O12 matrix supported by 3-dimensional silicon microchannel plate

F. J. Miao, B. R. Tao, K. Jiang, J. Z. Zhang, W. W. Li, Z. G. Hu, J. H. Chu, Paul K. Chu

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Abstract

Ordered ferroelectric neodymium (Nd)-substituted bismuth titanate (Bi 4-xNdxTi3O12) is fabricated on silicon microchannel plates (Si-MCPs). A significantly enhanced photoluminescence peak at about 890 nm (∼1.4 eV) corresponding to the 4 f3 - 4 f3 forced electric dipole transition from the 4I9/2 ground state to different excited states of Nd 3+ is observed. Moreover, the near-infrared emission intensity can be tuned by adjusting the Nd composition. The effects can be ascribed to the difference in the host lattice between the Nd-doped titanate with a simple perovskite structure and the result rendered by the regular cubic array of the Si-MCPs.

Original languageEnglish
Article number315105
JournalJournal of Physics D: Applied Physics
Volume46
Issue number31
DOIs
StatePublished - 7 Aug 2013

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