Article ID Journal Published Year Pages File Type
236469 Powder Technology 2014 5 Pages PDF
Abstract

•Synthesis of nanostructured MoS2 and α-MoO3 using single-source molecular precursor.•The obtained products were characterized by XRD, XPS, Raman and FESEM.•Direct pyrolysis of ammonium peramolybdate produced only irregular MoO3.

MoS2 nanoflake clusters were synthesized via hydrothermal treatment of an air-stable, easily obtained single-source molecular precursor (molybdenum diethyldithiocarbamate oxide, Mo((C2H5)2NCS2)2O2) in deionized water at 200 °C for 24 h; and orthorhombic phase MoO3 (α-MoO3) nanoplate clusters were obtained by heating MoS2 nanoflake clusters in air at 350 °C for 5 h. The obtained products were characterized by X-ray diffraction, X-ray photoelectron spectroscopy, Raman spectroscopy and field emission scanning electronic microscopy. Besides, the comparative synthesis experiment by direct pyrolysis of ammonium peramolybdate suggested that MoS2 nanoflake clusters might play a template role in the formation of α-MoO3 nanoplate clusters.

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Physical Sciences and Engineering Chemical Engineering Chemical Engineering (General)
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