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Enhancement of the low field magnetoresistance by grain boundary modification in Sr<inf>2</inf>FeMoO<inf>6+δ</inf>
ArticleAbstract: We study the magnetic and electric properties of polycrystalline Sr2FeMoO6+δ with controlled oxygenPalabras claves:Double perovskites, Grain boundaries, MagnetoresistanceAutores:Caneiro A., Dario Niebieskikwiat, Fontcuberta J., Sánchez R.D.Fuentes:scopusNonlinear behavior of V-I curves at low temperatures in nanoparticles of La<inf>2/3</inf>B<inf>1/3</inf>MnO<inf>3</inf> with B = Ca, Sr
ArticleAbstract: We measure voltage-current curves at low temperature in La2/3B1/3MnO3 samples (B=Ca,Sr). The powderPalabras claves:Electrical resistivity, Grain boundaries, TunnelingAutores:Caneiro A., Dario Niebieskikwiat, Hueso L.E., Lamas D.G., López-Quintela M.A., Rivadulla F., Rivas J., Sánchez R.D.Fuentes:scopusMagnetic and electric properties of Sr<inf>2</inf>FeMoO<inf>6</inf>
ArticleAbstract: We present electrical resistivity (p) and magnetic susceptibility (j) data of the Sr2FeMoO6 double pPalabras claves:Electrical resistivity, Grain boundaries, MagnetoresistanceAutores:Caneiro A., Dario Niebieskikwiat, Hueso L.E., Morales L., Rivadulla F., Sánchez R.D., Vásquez-Mansilla M.Fuentes:scopus