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Mostrando ítems 171-180 de 397
Extracellular Biosynthesis Of Copper And Copper Oxide Nanoparticles By Stereum Hirsutum, A Native White-rot Fungus From Chilean Forests
(Hindawi Publishing Corporation, 2015)
Comparação do ajuste dos modelos de morgan-mercer-flodin e de johnson-mehl-avrami na reação de precipitação na liga cu-3%al-5%ag
(Editora Unesp, 2001-01-01)
Em geral, os modelos de crescimento empregados na descrição de processos cinéticos do estado sólido utilizam as funções de Morgan-Mercer-Flodin (MMF) e Johnson-Mehl-Avrami (JMA). Neste trabalho comparou-se o comportamento ...
Comparação do ajuste dos modelos de morgan-mercer-flodin e de johnson-mehl-avrami na reação de precipitação na liga cu-3%al-5%ag
(Editora Unesp, 2001-01-01)
Em geral, os modelos de crescimento empregados na descrição de processos cinéticos do estado sólido utilizam as funções de Morgan-Mercer-Flodin (MMF) e Johnson-Mehl-Avrami (JMA). Neste trabalho comparou-se o comportamento ...
Study of Ni microstructural changes when subjected to high energy milling.
Research by this working group's takes as a principal aim the study and manufacture of bulk metal glass based copper (Cu-Ni-Zr) by mechanical alloying. First, the characterization of the milled pure copper, Cu-Ni and Cu-Zr ...
Estudio de la microdureza en aleaciones base aluminio y cobreMicrohardness study in aluminum and copper base alloys
(Universidad Nacional de Misiones. Facultad de Ciencias Exactas, Químicas y Naturales. Centro de Investigación y Desarrollo Tecnológico, 2004-12)
En el presente trabajo se realiza un estudio de la variación de la microdureza con las diferentes estructuras formadas, columnar, equiaxial y con transición de estructura columnar a equiaxial, TCE, en aleaciones Al - Cu, ...
Effect of unusually elevated SO2 atmospheric content on the corrosion of high power electrical conductors - Part 3. Pure copper
(Pergamon-Elsevier Science Ltd, 2008-04)
This research work belongs to a series of studies simultaneously performed with two previous publications in this journal as Part I. Al and 6201 Al alloy and Part 2. Pure copper. The aim of the project was to have a ...
Novas ligas formadoras de fase amorfa do sistema Ni-Nb-Zr e seu comportamento mecânico
(Universidade Federal de São CarlosBRUFSCarPrograma de Pós-Graduação em Ciência e Engenharia de Materiais - PPGCEM, 2011-04-15)
Ni-based amorphizable alloys in the bulk form show a good combination of properties, with high mechanical strength and hardness, good ductility and excellent corrosion resistance. These alloys have been used in recent ...
Interplay between particle size, composition, and structure of MgAl2O4-supported Co-Cu catalysts and their influence on carbon accumulation during steam reforming of ethanol
(Academic Press Inc Elsevier ScienceSan DiegoEUA, 2013)