1. Synthesis of WO 3 microfibers and their optical properties
- Author
-
Geng Xiaoju, Zhongchang Wang, Zhu Xiaorui, Zhao Zhiqiang, Meng Lanxiang, Zhang Min, Yanjie Xia, and Liu Jiangfeng
- Subjects
business.product_category ,Materials science ,Photoluminescence ,Process Chemistry and Technology ,Nanoparticle ,Nanotechnology ,02 engineering and technology ,Crystal structure ,010402 general chemistry ,021001 nanoscience & nanotechnology ,01 natural sciences ,0104 chemical sciences ,Surfaces, Coatings and Films ,Electronic, Optical and Magnetic Materials ,law.invention ,Chemical engineering ,law ,Microfiber ,Materials Chemistry ,Ceramics and Composites ,Calcination ,0210 nano-technology ,business - Abstract
We report a facile method to synthesize a series of WO3 microfibers with three-dimensional architectures of nanoparticles and/or microplates through an infiltration and calcination process by taking cotton as template. The crystal structures, morphologies and optical properties of the WO3 microfibers have been investigated systematically leading to the finding that the WO3 microfibers show mixed phases and delicate micro/nano-structures which can be controlled by calcination temperature and rate. Furthermore, we also find that the WO3 microfibers calcined at 500 °C under a calcination rate of 1 °C/min exhibit an intense photoluminescence emission around 452 nm.
- Published
- 2017