共 50 条
Synthesis and characterization of large WO3 sheets synthesized by resistive heating method
被引:1
|作者:
Filippo, Emanuela
[1
]
Tepore, Marco
[1
]
Baldassarre, Francesca
[2
]
Quarta, Gianluca
[1
]
Calcagnile, Lucio
[1
]
Guascito, Maria Rachele
[3
]
Tepore, Antonio
[2
]
机构:
[1] Univ Salento, Dept Engn Innovat, I-73100 Lecce, Italy
[2] Univ Salento, Dept Cultural Heritage, I-73100 Lecce, Italy
[3] Univ Salento, DiSTeBA, I-73100 Lecce, Italy
关键词:
Oxides;
Heat treatment;
Electron microscopy;
Electron diffraction;
TUNGSTEN-OXIDE NANOWIRES;
THIN-FILMS;
SENSING CHARACTERISTICS;
GAS;
NANOSTRUCTURES;
PERFORMANCE;
NANORODS;
SENSOR;
PHOTOANODE;
SUBSTRATE;
D O I:
10.1016/j.matchemphys.2015.09.007
中图分类号:
T [工业技术];
学科分类号:
08 ;
摘要:
A simple, low-cost method is presented to grow tungsten oxide large sheets simply by resistively heating a pure tungsten filament under air/water vapor flow. The obtained structures were studied using scanning and transmission electron microscopy, selected area diffraction, X Ray diffraction, Raman and X-ray photoelectron spectroscopy, photoluminescence and zeta potential measurements. SEM observations revealed that sheets formed by broadening of the wires/belts over longer growth period. Photoluminescence measurements showed that tungsten oxide sheets had an intense visible emission band. (C) 2015 Published by Elsevier B.V.
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页码:134 / 141
页数:8
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