With ultrasonic irradiation as assistance, highly dispersed MoO(3) nanospheres were synthesized using silane coupling agent 3-mercaptopropyltrimethoxysilane HS-(CH(2))(3)Si(OCH(3))(3) (MPTS) as figuration agent. The results of X-ray powder diffractometer (XRD) showed that the precursor was hexagonal molybdenum oxide hydrate (MoO(3)0.55H(2)O). It was converted into orthorhombic MoO(3) after annealed at 400 degrees C for 2h. Transmission electron microscopy (TEM) showed that MoO(3).0.55H(2)O and MoO(3) nanoparticles were spherical with particle-size distribution of ca. 30-80nm and 25-75nm, respectively. Results indicated that MPTS and ultrasonic irradiation played important role in formation of highly dispersed MoO(3) nanospheres. X-ray photoelectron spectroscopy (XPS) was also adopted to confirm the growth mechanism. The possible cause of formation was based on dispersion function of ultrasonic irradiation and figuration of MPTS.
Ultrasonic-assisted synthesis of highly dispersed MoO(3) nanospheres using 3-mercaptopropyltrimethoxysilane. Publishing Authors By Initials
Ultrasonic-assisted synthesis of highly dispersed MoO(3) nanospheres using 3-mercaptopropyltrimethoxysilane. Journal Published:
PUBLICATION TYPE: Journal Article
Journal: Ultrasonics sonochemistry
VOLUME: 15
Page Numbers: 233-8
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ISSN: 1350-4177
DAY: 1
MONTH: 05
YEAR: 2007
Ultrasonic-assisted synthesis of highly dispersed MoO(3) nanospheres using 3-mercaptopropyltrimethoxysilane. Information
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LANGUAGE: eng
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Grant and Affiliation Information for Ultrasonic-assisted synthesis of highly dispersed MoO(3) nanospheres using 3-mercaptopropyltrimethoxysilane.
AFFILIATION: National Laboratory of Superhard Materials, Jilin University, Changchun, 130012 Jilin, PR China.
Country: Netherlands
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MEDLINETA: Ultrason Sonochem
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