Journal of Northeastern University ›› 2011, Vol. 32 ›› Issue (12): 1799-1802.DOI: -

• OriginalPaper • Previous Articles    

Preparation of Sb2S3 photonic crystals with inverse opal structure

Cheng, Xian-Zhong (1); Li, Zhi-Xin (2); Zhu, Yun (2); Liu, Shao-Hong (2)   

  1. (1) School of Sciences, Northeastern University, Shenyang 110819, China; (2) Key Laboratory for Anisotropy and Texture of Materials(Ministry of Education), Northeastern University, Shenyang 110819, China
  • Received:2013-06-19 Revised:2013-06-19 Published:2013-04-04
  • Contact: Cheng, X.-Z.
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Abstract: Monodispersed SiO2 spheres were successfully prepared by an improved Sto¨ber method. The SiO2 spheres were then orderly arranged by a centrifugal settling method to obtain the SiO2 photonic crystals with opal structure. This method is suitable for preparing SiO2 photonic crystals with large size. Using the SiO2 photonic crystals as templates, Sb2S3 photonic crystals with an inverse opal structure were produced by filling the pores with Sb2S3 and then removing the SiO2 colloidal templates with hydrofluoric acid.

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