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Comparative study of ferromagnetic superconductors (Ru1-xNbxSr2Eu1.4Ce0.6Cu2O10) by different preparation methods | |
MARIA EUGENIA BOTELLO ZUBIATE OSCAR EDUARDO AYALA VALENZUELA JOSE ANDRES MATUTES AQUINO | |
Acceso Abierto | |
Sin Derechos Reservados | |
Ferromagnetic superconductors | |
Polycrystalline ferromagnetic superconducting samples of rutheno-cuprates with chemical formula Ru1-xNbxSr2Eu1.4Ce0.6Cu2O10-δ (x = 0, 0.2, 0.4, 0.6, 0.8 and 1) were prepared by two different routes. An almost pure Ru-1222 type phase with a small amount of the Ru-2116 or Ru-1212 phases in some of the samples were determined. Randomly oriented particles in laminates form with a length and width of a few micrometers together with agglomerates were observed. Particle size distributions, average particle sizes porosity and final density depends on the processing route. Critical magnetic fields, intra- and inter-grain transition temperatures are functions of sample composition and processing route. | |
2009 | |
Memoria de congreso | |
Inglés | |
OTRAS | |
Versión revisada | |
submittedVersion - Versión revisada | |
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