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Development of a new quaternary alloy Ti-25Ta-25Nb-3Sn for biomedical applications
(2018-02-01)
Metallic biomaterials have been used for biomedical applications, such as cardiovascular, orthopaedics and orthodontics, due to excellent properties. In this study, the mechanical properties and corrosion resistance of new ...
ADSORPTION PROPERTY OF NB (V) OXIDE GRAFTED ON SILICA-GEL SURFACE
(Gauthier-villarsParisFrança, 1991)
Local order structure and surface acidity properties of a Nb2O5/SiO2 mixed oxide prepared by the sol-gel processing method
(Academic Press Inc Elsevier ScienceSan DiegoEUA, 2004)
Óxidos mistos de MgAl modificados com nióbio como catalisadores para a conversão da glicerina residual
(Universidade Federal de Minas GeraisBrasilICX - DEPARTAMENTO DE QUÍMICAPrograma de Pós-Graduação em QuímicaUFMG, 2020-02-17)
The purpose this research was synthesis of niobium-modified hydrotalcite (HT) catalysts for crude glycerin conversion to value-added products. For this, the synthesis of the precursor (HT) was performed by the coprecipitation ...
Are new TiNbZr alloys potential substitutes of the Ti6Al4V alloy for dental applications? An electrochemical corrosion study
(Iop Publishing Ltd, 2013-12-01)
The main aim of this work was to assess the electrochemical behavior of new Ti35Nb5Zr and Ti35Nb10Zr alloys in artificial saliva at 37 degrees C to verify if they are indicated to be used as biomaterials in dentistry as ...
Síntese e caracterização de catalisadores SnO2.Nb suportado em argila maranhense
(2018-01-01)
The development and optimization of heterogeneous catalysts is a fundamental step to ensure the technical and economic feasibility of new materials created for a wide range of applications, including catalytic applications. ...
Effects of Zr content on microstructure and corrosion resistance of Ti-30Nb-Zr casting alloys for biomedical applications
(Pergamon-elsevier Science LtdOxfordInglaterra, 2008)
A DFT study of dopant (Zr, Nb) and vacancies on the dehydrogenation on MgH2 (001) surface
(Elsevier, 2013-11)
Ab initio calculations were used to study dehydrogenation energy in a set of systems,pure,Nb- or Zr-doped, free of defects and containing vacancy-like defects MgH2(001) surface. The preferential location site for dopants ...
Synthesis of g-C3N4/Nb2O5 heterostructures: study of photocatalytic properties
(Universidade Federal de São CarlosUFSCarPrograma de Pós-Graduação em Química - PPGQCâmpus São Carlos, 2019-04-22)
Semiconductors are promising catalysts for artificial photosynthesis, but to date, there is no consensus on the ideal photocatalyst for CO2 reduction. Among semiconductors used for CO2 reduction, Nb2O5 is a promising ...