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Na3Tb(PO4)2: Synthesis, crystal structure and greenish emitting properties

  • Dan Zhao
  • , Zhao Ma
  • , Bao Zhong Liu
  • , Rui Juan Zhang
  • , Zhi Qiang Wu
  • , Jian Wang
  • , Pei Gao Duan
  • Henan Polytechnic University

科研成果: 期刊稿件文章同行评审

9 引用 (Scopus)

摘要

A anhydrous orthoborate Na3Tb(PO4)2 has been prepared and its crystal structure was determined by X-Ray diffraction of a non-merohedral twinned single crystal. The results show that the compound crystallizes in monoclinic space group C2/c and the structure features a 3D framework containing PO4, NaO6, NaO7, NaO8 and TbO8 polyhedra. Under near-UV excitation (370 nm), Na3Tb(PO4)2 shows intense characteristic emission bands of Tb3+ (490 nm, 543 nm, 585 nm and 620 nm) with the CIE coordinate of (0.3062, 0.5901), corresponding to greenish color. The excitation spectrum covers a wide range from 340 nm to 390 nm, which indicates that phosphor Na3Tb(PO4)2 can be efficiently activated by near-UV LED ship.

源语言英语
页(从-至)201-206
页数6
期刊Journal of Physics and Chemistry of Solids
114
DOI
出版状态已出版 - 3月 2018
已对外发布

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