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Study of Fluorescence of Yttrium Doped Zinc Sulfide Nanoparticles

机译:钇掺杂硫化锌纳米粒子的荧光研究

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摘要

Doped ZnS nanocrystals have attracted attention since 1994. Previous results suggest that doped semiconductor nanocrystals form a new class of luminescent materials, which have a wide range of applications in displays, lighting, sensors and lasers. In this work we synthesized Y~(3+) doped ZnS nanoparticles by a chemical precipitation method. The reaction was performed with ZnSO_4, Na_2S, phosphates and Yttrium acetate in aqueous solution. Fluorescence (FL) studies of these nanoparticles have been carried out. FL analysis reveals that the incorporation of Yttrium and phosphates to colloidal solution of ZnS nanoparticles enhances the FL signal by 6-7 times of magnitude compared with uncapped ZnS nanoparticles.
机译:自1994年以来,掺杂的ZnS纳米晶体就引起了人们的关注。以前的结果表明,掺杂的半导体纳米晶体形成了一类新型的发光材料,在显示器,照明,传感器和激光器中具有广泛的应用。在这项工作中,我们通过化学沉淀法合成了Y〜(3+)掺杂的ZnS纳米粒子。反应在水溶液中用ZnSO_4,Na_2S,磷酸盐和乙酸钇进行。这些纳米粒子的荧光(FL)研究已经进行。 FL分析表明,与未封端的ZnS纳米颗粒相比,钇和磷酸盐掺入ZnS纳米颗粒的胶体溶液可将FL信号增强6-7倍。

著录项

  • 来源
    《Journal of nano research》 |2010年第2010期|p.139-143|共5页
  • 作者单位

    Centro de investigaciones en Ingenieria y Ciencias Aplicadas. Facultad de Ciencias Quimicas e Ingenieria. Universidad Autonoma del Estado de Morelos. Av. Universidad 1001, Col. Chamilpa,Cuemavaca, Morelos. Mexico 62209;

    Centro de investigaciones en Ingenieria y Ciencias Aplicadas. Facultad de Ciencias Quimicas e Ingenieria. Universidad Autonoma del Estado de Morelos. Av. Universidad 1001, Col. Chamilpa,Cuemavaca, Morelos. Mexico 62209;

    Centro de Investigacion en Biotecnologia Aplicada del IPN, Km. 1.5 Carretera Estatal Tecuexcomac-Tepetitla, Tepetitla de Lardizabal, Tlaxcala, Mexico 90700;

    Instituto Nacional de Astrofisica Optica y Electronica, Luis Enrique Erro No.1, Tonanzintla,Puebla, Mexico;

    Instituto de Ciencias Fisicas, UNAM, Av. Universidad S/N, Col. Chamilpa Cuemavaca, Morelos.Mexico.62209;

  • 收录信息
  • 原文格式 PDF
  • 正文语种 eng
  • 中图分类
  • 关键词

    nanoparticlesz; zinc sulfide; yttrium; gluorescence;

    机译:纳米颗粒硫化锌钇;荧光色;

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