Results 21 to 30 of about 1,899,134 (303)

The Applications of Mixed Metal Oxides to Capture the CO2 and Convert to Syn-Gas

open access: yesBulletin of Chemical Reaction Engineering & Catalysis, 2015
The applications of different mixed metal oxides were explored for the capture of CO2 and convert of CO2 to syn-gas. The several samples of the mixed metal oxides were prepared by the sol-gel, solid-solid fusion, precipitation, molten salt and template ...
Sajan Babhare   +3 more
doaj   +1 more source

Metal oxides as photocatalysts

open access: yesJournal of Saudi Chemical Society, 2015
Metal oxides are of great technological importance in environmental remediation and electronics because of their capability to generate charge carriers when stimulated with required amount of energy.
Mohammad Mansoob Khan
doaj   +1 more source

Redox-active pigeon excreta mediated metal oxides nanosheets for enhancing co-catalyst for photovoltaic performance in dye-sensitized solar cells

open access: yesJournal of Materials Research and Technology, 2023
Pigeon excreta (PE) contains a significant amount of organic components, which are harmful to the environment and humans. Hence, the proper disposal of PE deals with practical problems.
D. Karthigaimuthu   +6 more
doaj   +1 more source

Thermodynamic analysis of two-step solar water splitting with mixed iron oxides [PDF]

open access: yes, 2009
A two-step thermochemical cycle for solar production of hydrogen from water has been developed and investigated. It is based on metal oxide redox pair systems, which can split water molecules by abstracting oxygen atoms and reversibly incorporating ...
Roeb, Martin   +4 more
core   +1 more source

Studies on the Characterization and Interaction of Indole with FeO/CrO Using Spectroscopic Methods

open access: yesAdsorption Science & Technology, 2011
The adsorption of indole onto chromium, iron and iron/chromium mixed oxides has been studied using UV–vis spectrophotometry, FT-IR spectroscopy and scanning electron microscopy (SEM) with the aim of obtaining an in-depth understanding of the adsorption ...
Avnish Kumar Arora, Kamaluddin
doaj   +1 more source

Formation of nanocomposite structures based on irradiated nanotubes and metal oxides and investigation of their chemical sensitivity [PDF]

open access: yesОмский научный вестник, 2018
Nanocomposite structures based on irradiated Ar + ions of multiwalled carbon nanotubes (MWNTs) and metal oxides (SnOx and TiO2-x) are obtained. By scanning electron microscopy (SEM), it is found that metal oxides uniformly cover MWNTs.
V. E. Roslikov   +3 more
doaj   +1 more source

Rheological Phase Reaction (RPR) as an Industrial Method for the Production of High Quality Metal Oxides towards Battery Applications

open access: yesEnergies, 2023
Although research on the preparation of metal oxides and other materials for various applications increases exponentially, it is more important to understand the need for eco-friendly methods of preparation to preserve the environment.
S. Pavithra   +2 more
doaj   +1 more source

Mesoporous Transition Metal Oxides for Supercapacitors

open access: yesNanomaterials, 2015
Recently, transition metal oxides, such as ruthenium oxide (RuO2), manganese dioxide (MnO2), nickel oxides (NiO) and cobalt oxide (Co3O4), have been widely investigated as electrode materials for pseudo-capacitors.
Yan Wang   +5 more
doaj   +1 more source

Simulation Study of Surface Transfer Doping of Hydrogenated Diamond by MoO3 and V2O5 Metal Oxides

open access: yesMicromachines, 2020
In this work, we investigate the surface transfer doping process that is induced between hydrogen-terminated (100) diamond and the metal oxides, MoO3 and V2O5, through simulation using a semi-empirical Density Functional Theory (DFT) method. DFT was used
Joseph McGhee, Vihar P. Georgiev
doaj   +1 more source

Atomic Resolution Electron Microscopy: A Key Tool for Understanding the Activity of Nano-Oxides for Biomedical Applications

open access: yesNanomaterials, 2021
Transition metal oxides constitute one of the most fruitful sources of materials with continuously increasing potential applications prompted by the expectations derived from the reduction of the particle size.
Alberto Azor-Lafarga   +3 more
doaj   +1 more source

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