Characterization and Photocatalytic activity of Nickel oxide nanoparticles R. Manigandan1, K ... nanoparticles were prepared by simple thermal decomposition method. The XRD pattern reveals the crystallinity and crystal structure of NiO. ... we have reported the synthesis of NiO nanoparticles using thermal decomposition method and characterized ...

nanoparticles, researchers are using green methods for the synthesis of various metal nanoparticles for pharmaceutical applications(Akl M. Awwad1 et al, 2012). Often chemical synthesis methods like solgel process, micelle, chemical precipitation, hydrothermal method, pyrolysis, chemical vapour deposition etc. .

Recent reports demonstrated an increase in the synthesis of nanoparticles (NP) and its applications. The chemical preparation of NP may be harmful. Thus, in this study, the biological activity and toxicology of nickel nanoparticles (NiNP) synthesized through chemical and green routes were compared ...

Previous studies had shown that increments in the oil recovery were observed when coreflooding experiments using Aluminum Oxide (Al 2 O 3) nanofluid were conducted. In this research, the effect of morphology of Al 2 O 3 nanoparticles on viscosity and interfacial tension (IFT) and the recovery efficiency in EOR was studied.

Namely, aggrega tion phenomenon of nanoparticles occurred easily and results in increase of particle size. The composite dispersion method for preparation of metal oxide nanoparticles is an effective method for solving the question on nanoparticles dispersion.

Nanoparticles > Metal Oxide Nanoparticles > Alpha Aluminum Oxide; Alpha Aluminum Oxide. Al2O3 Nanoparticles(alpha) Features: αphase ultrafine Al2O3: phase stability, high hardness, materials with high dimensional stability, it is widely used in a variety of plastics, rubber, ceramics, refractory products for reinforcement toughening, in particular, significantly to improve the ceramic ...

ZnO nanoparticles through solgel method from metal sulphates precursors, with the addition of thioacetamide and sintering at 600OC. It yielded mixture of different products in various phases, whereas, Maolin et. al (2010) obtained neat TiO 2ZnO el method at temperature ~200, using tetrabutyl titanate and zinc acetate as precursors.

Magnetic nanoparticles such as iron oxide are nanoparticles that exhibit magnetic properties and can be manipulated by a magnetic field. Studies in the application of these magnetic nanoparticles have led to new research areas in medicine, renewable energy and computing.

investigations pertaining to the synthesis of Aluminum oxide nanoparticles with more emphasis on phyto(green) methods, and their applications to the removal of toxic ions from water, are emphatically reviewed. The less/not trodden potential areas of research are identified in the context of using nanoparticles of Aluminum oxides as

Aluminum Oxide Thin Films Z. Liu, P. Liu, H. K. Li, and T. P. Chen ... Nanolamellar ZnNi/CoNi Catalysts Introduced by Ball Milling for the Copolymerization of CO 2 with Propylene Oxide ... Kiwifruit as Reducing Reagent for Green Synthesis of Gold Nanoparticles at Room Temperature Ying Gao, Yan Hu, Chongying Li, Xin Zhao, Xiaoying Huang, and ...

Apr 16, 2009· Nanocrystalline sintered bodies, and a method of making same, said sintered bodies based on a 95 to content of alphaaluminum oxide by weight, a Vickers hardness greater than or equal to GPa, and a crystal structure where the average primary crystal size of the alphaaluminum oxide is less than or equal to 100 nanometers.

Synthesis of nickel nanoparticles with fcc and hcp crystal structures ... avoid the formation of nickel oxide or hydroxide5, 6. There are reports on the preparation of Ni and Co ... characteristic of fcc nickel phase 1. The hcp nickel phase 2 is not per se obtained by the present synthesis

Solvothermal Synthesis of Crystalline Nickel Oxide Nanoparticles New way to make sonsors that detect toxic chemicals. COLUMBUS, Ohio Ohio State University researchers have developed a new method for making extremely pure, very small metaloxide nanoparticles.

conventional solid state reaction and electrospinning process. For hydrothermal synthesis, commercially available metal salts, Cu2O powder and chemically precipitated CuO nanoparticles were used as precursors. Bulk CuAlO2 samples were prepared via solid state reaction route by ball milling and high temperature sintering of CuO and Al2O3 powders.

Support information: Enhanced conductivity of reduced graphene oxide decorated with aluminium oxide nanoparticles by oxygen annealing . Hao Liu, KwangLeong Choy and Martin Roe . University of Nottingham, Faculty of Engineering, Energy and Sustainability Research Division, University Park, Nottingham NG7 2RD, United Kingdom. Methods . Synthesis ...

Samples of aluminium oxide (Al2O3) were prepared by the standard solidstate reaction method. Commercially available highpurity (%) aluminium oxide (Al2O3) powder from Reacton (rare earth metals and compounds) was used. The powder was ballmilled [Fritsch, Germany] by using ten stainless steel balls at a frequency of 25Hz for 1 h.