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Crescimento de monocristais supercondutores de YBa2Cu3O7-ȣ pelo método de fluxo em cadinhos de SnO2.
(Universidade Federal de São Carlos, 1998-02-27)
Nowadays, the flux method is one of the most widely used techniques promote growth of YBa2Cu3O7-ȣ single crystal superconductor. By using the material in a melted state, the reactions due to temperature are possible. To ...
Resistividade elétrica de cerâmicas de alumina a temperatura ambiente e a 600oC
(Universidade Federal de São Carlos, 1992-03-10)
Alumina (Al2O3) ceramic specimens have been prepared via traditional ceramic process, namely, powder analyses, classification and conditioning, uniaxial cold pressong and sintering. DC electrical resistivity measurements ...