scholarly journals Size-induced amorphous structure in tungsten oxide nanoparticles

Nanoscale ◽  
2021 ◽  
Author(s):  
Mikkel Juelsholt ◽  
Andy Sode Anker ◽  
Troels Lindahl Christiansen ◽  
Mads Ry Vogel Jørgensen ◽  
Innokenty Kantor ◽  
...  

The properties of functional materials are intrinsically linked to their atomic structure. When going to the nanoscale, size-induced structural changes in atomic structure often occur, however these are rarely well-understood....

2021 ◽  
Author(s):  
Mikkel Juelsholt ◽  
Andy Sode Anker ◽  
Troels Lindahl Christiansen ◽  
Mads Ry Jørgensen ◽  
Innokenty Kantor ◽  
...  

2021 ◽  
pp. 101641
Author(s):  
Anirudh Sharma ◽  
Adesh K. Saini ◽  
Nitin Kumar ◽  
Neeraj Tejwan ◽  
Th Abhishek Singh ◽  
...  

Ceramics ◽  
2018 ◽  
Vol 1 (1) ◽  
pp. 120-127 ◽  
Author(s):  
Ahmed Afify ◽  
Ahmed Elsayed ◽  
Mohamed Hassan ◽  
Mohamed Ataalla ◽  
Amr Mohamed ◽  
...  

A wet chemical method was used to obtain tungsten oxide nanoparticles from tungsten tetrachloride and natural microfibrous inorganic clay (sepiolite) as a starting material. Precipitation of tungsten oxide species onto sepiolite under basic conditions and subsequent thermal treatment was investigated, prompted by the abundance of sepiolite in nature and the useful environmental applications that could be attained. Laser granulometry, X-ray diffraction, field emission scanning electron microscopy (FE-SEM), energy dispersive X-ray spectroscopy (EDX), and high-resolution transmission electron microscopy (HR-TEM) techniques were used to study the particle-size distribution, the morphology, and the composition of the prepared sample. Our findings show the presence of tungsten oxide nanoparticles, which are less than 50 nm, on the needles of the modified sepiolite.


2018 ◽  
Vol 10 (23) ◽  
pp. 19889-19896 ◽  
Author(s):  
Suzuko Yamazaki ◽  
Dai Shimizu ◽  
Seiji Tani ◽  
Kensuke Honda ◽  
Michinori Sumimoto ◽  
...  

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