Mostrando ítems 1-10 de 393
Qualidade espermática após seleção por centrifugação em Ovipure® ou gradiente de Percoll® do sêmen ovino criopreservado
(Universidade Estadual Paulista (Unesp), 2013-11-29)
Frozen and thawed ovine semen undergo morphofunctional changes that prevent or decrease the efficiency of fertilization. Sperm selection methods have beneficial effects on the selected sperm, improving sperm quality and ...
Reatividade de materiais de moldagem na fundição de precisão de titânio
(Universidade Federal de São CarlosBRUFSCarPrograma de Pós-Graduação em Ciência e Engenharia de Materiais - PPGCEM, 2009-04-13)
Investment casting of Titanium parts free of defects is very difficult owing to the reactivity of this element in the liquid state .The objective of this study was to evaluate the reactivity of titanium with refractory ...
Melting of two-dimensional colloids in a magnetic field
(Facultad de Ciencias, 1996)
Estudo do crescimento e automontagem de nanocristais coloidais
(Universidade Federal de São CarlosBRUFSCarPrograma de Pós-Graduação em Química - PPGQ, 2012-12-07)
In the last two decades a remarkable progress in nanomaterials knowledge has been done, mainly in the chemical synthesis of inorganic nanocrystals via colloidal processes. Several of these advances addressed the growth ...
Estudo teórico computacional de suspensões coloidais de nanopartículas em solventes orgânicos
(Universidade Federal de São CarlosBRUFSCarPrograma de Pós-Graduação em Química - PPGQ, 2013-02-12)
In this work, were studied nanoparticles colloidal systems ZrO2 were using coarse grained models in order to observe the influence of the interaction potential between nanoparticles and the solvents in the system coloidal ...
Aplicación de nanopartículas para la reducción del daño de formación por fluidos de perforación y mejoramiento de la zona invadida
(Universidad Nacional de ColombiaMedellín - Minas - Doctorado en Ingeniería - Sistemas EnergéticosDepartamento de Procesos y EnergíaFacultad de MinasMedellínUniversidad Nacional de Colombia - Sede Medellín, 2021-09)
Colloidal suspension agglomeration and filtration occur in many natural phenomena and engineering applications. The most common colloidal theory problem is stabilizing a colloidal dispersion. Agglomeration reduction through ...