[PDF] Top 20 Mat. Res. vol.16 número6

... With the purpose of monitoring the inhibitive properties of the activated and carboxymethylated starch, impedance diagrams were recorded at the corrosion potential after 24 hours of i[r] ... See full document

... The adhesion of the pure PMMA and PMMA/hBN composite coatings on metallic substrate was investigated by tape test standard (ASTM D 3359) 25 , using an adhesion test kit (Gitterschnitt[r] ... See full document

... It is worth noting that the samples with a w/c of 0.5 exhibited a better matrix behavior than the corresponding sample with a ratio of 0.6, indicating that the cementitious material t[r] ... See full document

... Mesoporous materials supported with transition metals oxides are an important alternative for the development of catalysts capable of acting on several industrial processes that need [r] ... See full document

... Figure 6 conirms the permeability of the investigated samples increased with the increased sintering temperature, which indicates that structural changes occurred in the porous medium[r] ... See full document

... SEM image analysis showed that the lumen diameter average of iber substantially is variable between the three species studied, in line with the wood density obtained in laboratory, for[r] ... See full document

... The aim of this study was to evaluate the effects of deproteinization with 5.25% sodium hypochlorite (NaOCl) prior to enamel conditioning with 10% polyacrylic acid (PAA) and 35% phospho[r] ... See full document

... Results indicated that samples with 50 and 70 wt% of red mud are proper for being used in the production of ceramic bodies, due to its excellent properties, mainly high mechanical resis[r] ... See full document

... is to present the development and comparison of n + pn + and n + pp + solar cells processed in p-type multicrystalline silicon wafers with screen printed metallization.. The n + pn + s[r] ... See full document

... Although this material requires less energy to corrode when compared to the material with lower oxygen concentration, this decrease is undesired when it comes to biomedical applicatio[r] ... See full document

... reduction in sintering temperature was also obtained using wollastonite and waste glass as luxing agents, but only wollastonite could achieve a large plateau for iring similar [r] ... See full document

... This research deals with mechanical characterization of thermo-mechanical recycling of composites based on recycled high density polyethylene (HDPE) from post-consumed motor-oil plastic[r] ... See full document

... DSC thermograms of the PBT/ABS blends after extrusion, where: (a) 1st heating thermograms, (b) Second heating thermograms... CB1 and CB3 can be compared in Table 2 to check those[r] ... See full document

... Effect of Grain Size Changes on Corrosion Behavior of Copper Produced by Accumulative Roll Bonding ProcessA. Toroghinejad c.[r] ... See full document

... After complete hydrogen desorption of the ball milled sample, the hydrogen absorption kinetics were measured at constant temperature and H 2 pressure. The hydrogen absorption was fou[r] ... See full document

... The objective of this study was to evaluate the density, density proile, water swelling and absorption, modulus of elasticity and rupture from static bending, and tensile [r] ... See full document

... The variance analysis (ANOVA) was used to investigate the inluence of the fraction of particles of Eucalyptus grandis (compositions between particles of both materials) in the[r] ... See full document

... Observations of the Effects of Different Chemical Blowing Agents on the Degradation of Poly(Lactic Acid) Foams in Simulated Soil.. Matheus V.[r] ... See full document

... The increase in the volume fraction of α′ martensite with increase in the austenitic grain size is associated with increase in M s , as well as with the greater area available for t[r] ... See full document

... This article investigates a fatigue approach conducted from the design phase to testing approval. It considerers modern analytical and experimental tools for structural durability assess[r] ... See full document