Facile nanoparticle dispersion detection in energetic composites by rare earth doped in metal oxide nanostructures

RSC Advances ◽  
2015 ◽  
Vol 5 (84) ◽  
pp. 68305-68313 ◽  
Author(s):  
Robert E. Draper ◽  
David L. Reid ◽  
Tamil S. Sakthivel ◽  
Thomas Sammet ◽  
Andrew Demko ◽  
...  

Visible-light method utilizing consumer grade digital photography to characterize the dispersion properties of metal-oxide nanoparticles in a polymer matrix.

2016 ◽  
Vol 3 (5) ◽  
pp. 055010 ◽  
Author(s):  
E Rauwel ◽  
A Galeckas ◽  
P Rauwel ◽  
P-A Hansen ◽  
D Wragg ◽  
...  

Nanoscale ◽  
2017 ◽  
Vol 9 (8) ◽  
pp. 2732-2738 ◽  
Author(s):  
Hyo-Won Song ◽  
Na-Young Kim ◽  
Ji-eun Park ◽  
Jae-Hyeon Ko ◽  
Robert J. Hickey ◽  
...  

Crystals ◽  
2021 ◽  
Vol 11 (2) ◽  
pp. 124
Author(s):  
Srihasam Saiganesh ◽  
Thyagarajan Krishnan ◽  
Golla Narasimha ◽  
Hesham S. Almoallim ◽  
Sulaiman Ali Alhari ◽  
...  

Over the past few years, the photogenic fabrication of metal oxide nanoparticles has attracted considerable attention, owing to the simple, eco-friendly, and non-toxic procedure. Herein, we fabricated NiO nanoparticles and altered their optical properties by doping with a rare earth element (lanthanum) using Sesbania grandiflora broth for antibacterial applications. The doping of lanthanum with NiO was systematically studied. The optical properties of the prepared nanomaterials were investigated through UV-Vis diffuse reflectance spectra (UV-DRS) analysis, and their structures were studied using X-ray diffraction analysis. The morphological features of the prepared nanomaterials were examined by scanning electron microscopy and transmission electron microscopy, their elemental structure was analyzed by energy-dispersive X-ray spectral analysis, and their oxidation states were analyzed by X-ray photoelectron spectroscopy. Furthermore, the antibacterial action of NiO and La-doped NiO nanoparticles was studied by the zone of inhibition method for Gram-negative and Gram-positive bacterial strains such as Escherichia coli and Bacillus sublitis. It was evident from the obtained results that the optimized compound NiOLa-04 performed better than the other prepared compounds. To the best of our knowledge, this is the first report on the phytosynthetic fabrication of rare-earth ion Lanthanum (La3+)-doped Nickel Oxide (NiO) nanoparticles and their anti-microbial studies.


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