[PDF] Top 20 Mat. Res. vol.7 número3

... É com satisfação que anunciamos que este número da Mat. Res. inclui 20 artigos (15 da carteira regular e 5 do XV CBECIMAT). No próximo número publicaremos ou- tros artigos da carteira regular e também ... See full document

... In this way we will attempt to verify the influence of some types of cutting fluids on the cutting tangential force behavior, on the workpiece superficial roughness, on the acoustic emis[r] ... See full document

... 11. Viegas, A.D.C.; Geshev, J.; Dorneles, L.S.; Schmidt, J.E.; Knobel, M. J. Appl. Phys., v. 82, p. 3047, 1997. 12. Xiao, G.; Chien, C.L.; J. Appl. Phys., v. 61, p. 3308, 1987. 13. Yakushiji, K.; Mitani, S.; Takanashi, ... See full document

... The samples were injected in the proportion of 55.18% Vol. of iron powder, 23.57% Vol. of paraffin and 21.25% Vol. of polypropylene. The paraffin was chemically removed using hexane as solvent heated ... See full document

... 14 vol% additive, which is a very large amount, the longer sintering time increased the amount of crystalline phase in the sec- ondary phase, resulting in an almost constant strength for the SNTR14 at 1200 ... See full document

... 7. Durrant, S.F.; Baranauskas, V.; Peterlevitz, A.; Li, B.B.; Tosin, M.C.; Rangel, E.C.; Wang, J.; Castro, S.G.; Moraes, M.A.B. de thin Solid Films, v. 355-356 p. 184-188, 1999. 8. Rangel, E.C. in “Implantação ... See full document

... 19. Pharr, G.M.; Oliver, W.C.; Brotzen, F.R. On the gener- ality of the relationship among contact stiffness, con- tact area, and elastic modulus during indentation. Jour- nal of Materials Research, v. 7, n. 3, p. ... See full document

... 5. Davanloo, F.; Park, H.; Collins, C.B. Protective coatings of nanophase diamond deposited directly on stainless steel substrates, J. Mater. Res., v. 11, p. 2042-2050, 1996. 6. Schäfer, L.; Fryda, M.; Stolley, ... See full document

... Two different hydrophilic acrylate beads were prepared via aqueous suspension polymerization. Beads produced of a hydroxypropyl methacrylate (HPMA) and ethyleneglycol methacrylate (EDMA) copolymer were obtained using a ... See full document

... In the device, the PEDOT:PSS layer was used to change the effective energy barrier for charge injection, so that it al- most effectively equals the difference d of the chemical potential[r] ... See full document

... Figure 2. Panel a) shows the PL spectra of the as-grown multilayer samples A and B (dotted lines) taken at 10 K. The corresponding spectra after the annealing at 500 °C are shown by full[r] ... See full document

... The thermogravimetric analysis, TG, for all the com- posites were obtained in both nitrogen and synthetic air at- mospheres. The TG curves for cubes, under synthetic air (Fig. 5a) shows that the compound is anhydrous. ... See full document

... Several reports have shown the influence of different factors such as grain size, type and amount of binder phase and the addition of hard particles on the properties of WC-Co.. The purp[r] ... See full document

... mercial brand of material, before and at least 6 months past the expiration date for each test, radiopacity or microhardness. After being manually removed from the matrix, specimens were polished β to simulate a clinical ... See full document

... X-ray photoelectron spectroscopy (XPS), also called elemental spectroscopy for chemical analysis (ESCA) is a very important technique to identify chemical species on materials surface. T[r] ... See full document

... In fact, the melt in equilibrium with the 2212 phase possibly falls closer to the Ca-rich 2201 primary phase-field, whereas the melt in equilibrium with the 2223 phase might have a 2212-[r] ... See full document

... Figure 7. Roughness behavior vs. Acoustic emission for the different infeed rates using: a) pure oil; b) 5% emulsion... Comparison of grinding fluids as a function of round- ness error.[r] ... See full document

... The purpose of this study, therefore, was to evaluate the performance of plywood produced with the wood spe- cies Eucalyptus grandis based on its physical and mechani- cal properties a[r] ... See full document

... heat treatments platinum bottom electrodes are important due to their high stability and oxidation resistance. Plati- num films are also used as heating elements in resistive heat- ers, and their temperature coefficient ... See full document

... Figure 1 shows the typical surface morphologies of the coatings as deposited. They consist of a continuous matrix full of spheres ranging in size between 50 nm and 3 µm. This morphology is typical for glass and metal ... See full document