Fabrication of novel ZnS/ZnAl2S4 nanocomposite using a facile solvothermal route

Novel ZnS/ZnAl2S4 nanocomposites were successfully synthesized via a surfactant-free solvothermal method using propylene glycol as a solvent. This method is mild, convenient, cheap and effective. X-ray diffraction (XRD), field emission scanning electron microscopy (FESEM), energy dispersive X-ray sp...

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Bibliographic Details
Main Authors: Pilapong C., Thongtem T., Thongtem S.
Format: Conference or Workshop Item
Language:English
Published: 2014
Online Access:http://www.scopus.com/inward/record.url?eid=2-s2.0-77951658251&partnerID=40&md5=02ca95e671c0765d7b2a4e60a1ba0059
http://cmuir.cmu.ac.th/handle/6653943832/6267
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Institution: Chiang Mai University
Language: English
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Summary:Novel ZnS/ZnAl2S4 nanocomposites were successfully synthesized via a surfactant-free solvothermal method using propylene glycol as a solvent. This method is mild, convenient, cheap and effective. X-ray diffraction (XRD), field emission scanning electron microscopy (FESEM), energy dispersive X-ray spectroscopy (EDS), transmission electron microscopy (TEM), and photoluminescene spectroscopy techniques were used to characterize the ZnS/ZnAl2S4 nanocomposites and the bare ZnS nanorods. The results show that the nanocomposites were built up from a zinc blend ZnS nanorod core and wurzite ZnAl2S4 shell. Due to the PL spectra, the presence of ZnAl2S4 shell on ZnS nanorod can dramatically change optical properties of the nanocomposites. In addition, the formation mechanism of the ZnS/ZnAl2S4 nanocomposites was also discussed. ©2010 IEEE.