Results 11 to 20 of about 19,382 (232)

Nanoindentation studies and analysis of the mechanical properties of Ti-Nb2O5 based composites

open access: yesManufacturing Review, 2020
In this study, nanoindentation tests were used to evaluate the mechanical properties of spark plasma sintered Ti based composites containing 5, 10 and 15 wt.% Nb2O5, targeted for potential use as biomedical material.
Alaneme Kenneth Kanayo   +3 more
doaj   +1 more source

Semiconducting properties of oxide films formed onto an Nb electrode in NaOH solutions [PDF]

open access: yesJournal of the Serbian Chemical Society, 2008
In this paper, the results of the potentiostatic formation of homogeneous and heterogeneous, nano-crystalline passive films of Nb2O5 onto an Nb electrode in NaOH solutions of different concentrations at potentials lower than 3.0 V vs.
Jović Vladimir D., Jović Borka M.
doaj   +1 more source

Anti-Corrosion Coatings Based on Nb2O5 - a Comparison Between two Coatings Technology: Thermal Spray Coating and Epoxy Paint

open access: yesMaterials Research, 2022
Niobium pentoxide (Nb2O5) has gained prominence as an anti-corrosive pigment. The performance of anti-corrosive coatings based on Nb2O5 was tested in an environment with an acid atmosphere and at high temperatures.
Maria E.D. Serenario   +6 more
doaj   +1 more source

Test of different sensitizing dyes in dye-sensitized solar cells based on Nb2O5 photoanodes [PDF]

open access: yes, 2018
High-performance dyes routinely employed in TiO2-based dye-sensitized solar cells (DSSCs) were tested in cells assembled using Nb2O5 nanostructure-based photoanodes. The sensitizers were chosen among both metal-complex (two Ru-based, N749 and C106, and
Latini, Alessandro, Panetta, Riccardo
core   +1 more source

Catalytic Effect of Nb2O5 in MgH2-Nb2O5 Ball-Milled Composites [PDF]

open access: yesCatalysts, 2012
We report a study on the desorption properties, crystallography and chemical state of MgH2 and 1 mol% Nb2O5 ball-milled composites. Desorption temperatures of the composites decreased with increase of ball-milling time. Size of MgH2 crystallites decreased during ball-milling.
Ma, Tao   +4 more
openaire   +1 more source

Hydrogen Motion in Magnesium Hydride by NMR [PDF]

open access: yes, 2008
In coarse-grained MgH2, the diffusive motion of hydrogen remains too slow (
Bormann, Rüdiger   +11 more
core   +1 more source

Effect of Different Parameters on Raman Scattering Released from Nb2O5 Nanostructures Prepared via PLD Technique [PDF]

open access: yesEngineering and Technology Journal, 2022
Due to the significance of Nb2O5 as a promising industrial and biomedical material and the importance of Raman analyses to identify nanostructural molecular responsivity for various applications, this study aims to investigate Nb2O5 molecular bands that ...
Evan Salim   +3 more
doaj   +1 more source

Properties of magnetron hydroxyapatite coatings deposited on oxidized substrates [PDF]

open access: yes, 2016
Hydroxyapatite (HA) coating were formed on oxidized niobium surfaces by the highfrequency magnetron sputtering method using hydroxyapatite and tricalcium phosphate targets.
Kostuchenko, A. V.   +4 more
core   +1 more source

Influence of Niobium Pentoxide and Sintering Temperature on Mechanical and Electrical Properties of Glass-ceramics Obtained from Recycled Automotive Windshields [PDF]

open access: yesMaterials Research, 2022
Automotive windshield represents a large volume of solid waste due to limited recycling. Glass-ceramics were produced from discarded windshields with Nb2O5 as a nucleating agent at concentrations of 0, 5, 10, and 15 wt% at 700 and 800 °C sintering ...
Hiasmim R. Gualberto   +6 more
doaj   +1 more source

Electronic properties of SnO2-based ceramics with double function of varistor and humidity sensor [PDF]

open access: yes, 2009
This is the post-print version of the article. The official published version can be obtained from the link below - Copyright @ 2010 AD-Tech.Tin dioxide based varistor ceramics SnO2-Co3O4-Nb2O5-Cr2O3-xCuO (x=0; 0.05; 0.1 and 0.5) were made and their ...
Bulpett, R   +5 more
core   +1 more source

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