Writers: Carolina G. S. Lima, Sandrina Silva, Ricardo H. Gonçalves, Edson R. Leite, Ricardo S. Schwab, Arlene G. Corrêa, Márcio W. Paixão Keywords: Abstract: A new magnetically recoverable nanocatalyst was prepared by coating magnetite with niobium oxide (Fe3O4@Nb2O5) […]
Writers: Rafael A. Ferreira, Julio C.G. Tedesco, Jonas O. Birk , Walter Kalceff, Fabiano Yokaichiya, Nina Rasmussen, Octavio Peña, Paul F. Henry, Giovanna G. Simeoni, Heloisa N. Bordallo, Paulo N. Lisboa-Filho Keywords: Magnetic materials; Chemical synthesis; X-ray […]
Writers: Rafael A. Ferreira, Maria E. dos Santos, Cássio Morilla-Santos, Ronan Lebullenger, Octavio Peña, Paulo N. Lisboa-Filho Keywords: : Powders: chemical preparation; X-ray methods; Magnetic properties; Perovskites Abstract: Polycrystalline oxide materials with nominal compositions BiMn2O5 and Bi0.9Eu0.1Mn2O5were obtained […]
Writers: Marcela F. Silva, Mariani A. Ciciliatti, Ana A. W. Hechenleitner, Rebeca Peñalva, Maite Agüeros, Juan M. Irache, Adilson J. A. de Oliveira, Ammad A. Farooqi, Edgardo A. G. Pineda Keywords: maghemite; nanocapsules; optimization; poly (ɛ- caprolactone); […]
Writers: D. M. G. Leite, A. Batagin-Neto, O. Nunes-Neto, J. A. Gómez, C. F. O. Graeff Keywords: magnetic; circuit; resonance Abstract: The physics of electrically detected magnetic resonance (EDMR) quadrature spectra is investigated. An equivalent circuit model is proposed […]
Writers: Cleber A. Amorim, Cleocir J. Dalmaschio, André L.R. Melzi, Edson R. Leite, Adenilson J. Chiquito Keywords: Nanostructures; Oxides; Electrical properties; Magnetic properties; Transport properties Abstract: Electronic properties of self-assembled high crystalline quality fluorine-doped tin oxide (FTO) nanobelts […]
Writers: F Rogeri; R Zadorosny; P N Lisboa-Filho; E Sardella; and W A Ortiz Abstract: Using a genuinely tridimensional approach to the time-dependent Ginzburg–Landau theory, we have studied the local magnetic field profile of a […]
Writers: Barbara Fraygola; Alexandre Mesquita; Adelino A. Coelho; Ducinei Garcia; Valmor R. Mastelaro; and Jose A. Eiras Keywords: anelastic; multiferroics; PFN; PFW; XANES Abstract: Lead-based multiferroics perovskites with nominal compositions Pb(Fe1/2Nb1/2)O3 and Pb(Fe2/3W1/3)O3 were synthesized […]
Writers: A. W. Arins; H. F. Jurca; J. Zarpellon; J. Varalda; I. L. Graff1; A. J. A. de Oliveira; W. H. Schreiner; and D. H. Mosca. Keywords: ultra-thin films; magnetization Abstract: We report on high quality MnGa […]
Writers: P Schio; F J Bonilla; Y Zheng; D Demaille; J Milano; A J A de Oliveira; and F Vidal Abstract: The magnetic relaxation of Co nanowires assemblies embedded in CeO2/SrTiO3(001) epilayers has been investigated […]
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