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Asymmetric phase diagram and phase separation in Pr<inf>0.5-δ</inf>Ca<inf>0.2+δ</inf>Sr<inf>0.3</inf>MnO<inf>3</inf> (-0.04≤δ≤0.04)
ArticleAbstract: We present electric and magnetic properties of polycrystalline Pr0.5-δCa0.2+δSr0.3MnO3, for δ betweePalabras claves:Charge ordering, Magnetic ordering, phase separationAutores:Caneiro A., Dario Niebieskikwiat, Maiorov B., Sánchez R.D.Fuentes:scopusAntisite defects versus grain boundary competition in the tunneling magnetoresistance of the Sr<inf>2</inf>FeMoO<inf>6</inf> double perovskite
ArticleAbstract: We present magnetic and transport measurements on the Sr 2FeMoO6 double perovskite, and study the tuPalabras claves:Autores:Caneiro A., Dario Niebieskikwiat, Prado F., Sánchez R.D.Fuentes:scopusFe and Mo valences in Sr<inf>2</inf>FeMoO<inf>6</inf>
ArticleAbstract: The valences of Fe and Mo in Sr2FeMoO6 are investigated by means of X-ray absorption and photoemissiPalabras claves:A. magnetically ordered materials, E. photoelectron spectroscopiesAutores:Abbate M., Caneiro A., Dario Niebieskikwiat, de Siervo A., Gayone J.E., Landers R., Moreno M.S., Sánchez R.D., Zampieri G.Fuentes:scopusElectronic structure of Sr<inf>2</inf>FeMoO<inf>6</inf>
ArticleAbstract: We have used electron spectroscopies to investigate the electronic structure of the double perovskitPalabras claves:Electron spectroscopies, Magnetically ordered materials, Transition metals and alloysAutores:Abbate M., Caneiro A., Dario Niebieskikwiat, de Siervo A., Gayone J.E., Landers R., Moreno M.S., Sánchez R.D., Zampieri G.Fuentes:scopusEnhancement 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:scopusDisorder effects in the S=1 antiferromagnetic spin ladder CaV<inf>2</inf>O<inf>4</inf>
ArticleAbstract: We study the physical properties of the antiferromagnetic spin ladder CaV2O4 (CVO) and the Y-doped rPalabras claves:CaV O 2 4, Defect-induced magnetic moments, Disordered solids, exchange bias, Spin ladders, Variable-range hoppingAutores:Caneiro A., Dario Niebieskikwiat, Silvana GuitarraFuentes: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:scopusHigh-temperature properties of the double perovskite: Electrical resistivity, magnetic susceptibility, and ESR
ArticleAbstract: In this work we present electrical resistivity, magnetic susceptibility, and electron spin resonancePalabras claves:Autores:Caneiro A., Dario Niebieskikwiat, Hueso L.E., Morales L., Rivadulla F., Sánchez R.D., Vásquez-Mansilla M.Fuentes:scopusHole dependence in (Hg, Re)-1201 compound
ArticleAbstract: We analyze the influence of oxygen and Re content on the superconducting response of single phase HyPalabras claves:Autores:Caneiro A., Dario Niebieskikwiat, Morales L., Sánchez R.D., Serquis A.Fuentes:scopusOxygen vacancies effect on phase separation in Pr<inf>0.5</inf>Ca<inf>0.2</inf>Sr<inf>0.3</inf>MnO<inf>3-δ</inf>
Conference ObjectAbstract: The electric and magnetic properties of a phase separated manganite were studied by investigating thPalabras claves:Autores:Caneiro A., Dario Niebieskikwiat, Sánchez R.D.Fuentes:scopus