scholarly journals Change in crystalline structure of W18O49 nanowires induced by X-ray irradiation and its effects on field emission

RSC Advances ◽  
2018 ◽  
Vol 8 (2) ◽  
pp. 752-760 ◽  
Author(s):  
Junqing Wu ◽  
Bo Wang ◽  
Futing Yi ◽  
Shaozhi Deng ◽  
Ningsheng Xu ◽  
...  

W18O49 nanowires were synthesized by thermal evaporation, and the effects of X-ray irradiation on their crystalline structure, chemical composition, and field emission properties were systematically investigated.

2010 ◽  
Vol 2010 ◽  
pp. 1-5 ◽  
Author(s):  
Deyan Peng ◽  
Yanjun Huang ◽  
Ke Yu ◽  
Lijun Li ◽  
Ziqiang Zhu

Three novel kinds of hierarchical ZnO nanostructures: nanocombs nanoscrewdrivers and nanonails, have been synthesized in large quantities via a simple thermal evaporation process in the same run of growth in different regions of the quartz tube. The morphologies could be well controlled by adjusting the distances between the source materials and the substrates. These ZnO products were investigated by scanning electron microscopy, X-ray diffraction and Raman spectroscopy. The field emission properties of the ZnO nanostructures were investigated. These hierarchical ZnO nanostructures may be attractive building blocks for field emission microelectronic devices and other devices.


2007 ◽  
Vol 36 (1) ◽  
pp. 86-91 ◽  
Author(s):  
Weiwei Wang ◽  
Gengmin Zhang ◽  
Ligang Yu ◽  
Xin Bai ◽  
Zhaoxiang Zhang ◽  
...  

2007 ◽  
Vol 516 (2-4) ◽  
pp. 304-309 ◽  
Author(s):  
Chang-Kyun Park ◽  
Jong-Pil Kim ◽  
Sung-Jun Yun ◽  
Seoung-Hwan Lee ◽  
Jin-Seok Park

NANO ◽  
2011 ◽  
Vol 06 (05) ◽  
pp. 489-496 ◽  
Author(s):  
H. X. ZHONG ◽  
C. X. WANG

A simple hydrothermal route was employed to prepare flower-like SnS2 and In -doped SnS2 by using biomolecular L-cysteine as sulfur source. The synthetic samples were characterized by X-ray diffraction, scanning electron microscopy, high resolution transmission electron microscopy, X-ray photoelectron spectroscopy and Raman spectroscopy in detail. Furthermore, the field emission from both the materials was investigated, it was found that both of them have excellent field emission properties, and the doped In has enhanced the field emission properties.


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