Ir para acessibilidade

ERNESTO GOVEA ALCAIDE

DEFI - DEPARTAMENTO DE FÍSICA/CCET

inicio do conteúdo

Produção Intelectual

Coordenação de grupo de pesquisa externo (1)
2024,Sínteses e caracterização física de hexaferritas de bário de alta entropia com composição (Ba1-2yRuyRey)(Fe12-3xZnxCoxMnx)O­19 para a fabricação de sensores magnéticos, CCET/UFMA
Artigos (51)
2023, Effects of Substitution and Substrate Strain on the Structure and Properties of Orthorhombic Eu1−xYxMnO3 (0 ≤ x ≤ 0.5) Thin Films, ISSN: 19961944
2022, Investigation of structural and magnetic properties of Al substituted Ba0.9La0.1Fe12-xAlxO19 hexaferrites prepared by solid-state reaction method, ISSN: 03048853
2021, Fe3O4 nanoparticles and Rhizobium inoculation enhance nodulation, nitrogen fixation and growth of common bean plants grown in soil, ISSN: 24522198
2021, Transport of charge carriers across the normal-superconducting interfaces in Bi1.65Pb0.35Sr2Ca2Cu3O10+ nanoceramics, ISSN: 02728842
2021, Structural and magnetic properties of La-doped strontium-hexaferrites ceramics obtained by spark-plasma sintering, ISSN: 03048853
2021, Effect of La3+ cation solubility on the structural, magnetic and electrical properties of barium hexaferrite, ISSN: 02728842
2021, Transport of charge carriers across the normal-superconducting interfaces in Bi1.65Pb0.35Sr2Ca2Cu3O10+ nanoceramics, ISSN: 02728842
2020, Trapping of Magnetic Flux in Bi-2223 Ceramic Superconductors Doped with α-Al2O3 Nanoparticles, ISSN: 15571939
2020, Low-temperature dipolar polarization mechanisms in Ba0·9La0·1Fe12O19 ceramic hexaferrite, ISSN: 02728842
2019, Impact of Fe3O4 nanoparticle on nutrient accumulation in common bean plants grown in soil, ISSN: 25233963
2019, Influence of the spark-plasma texturing conditions on the intragranular features of Bi-2223 ceramic samples, ISSN: 09574522
2019, Effects of Lanthanum on Structural and Magnetic Properties of Sr1−xLa23x$_{rac {2}{3}x}$Fe12O19 Compounds: Theoretical and Experimental Results, ISSN: 15571939
2019, Magnetic relaxation in (Bi, Pb)-2223 superconducting ceramics doped with α-Al2O3 nanoparticles, ISSN: 26832224
2019, Trapping of Magnetic Flux in Bi-2223 Ceramic Superconductors Doped with α-Al2O3 Nanoparticles, ISSN: 15571939
2018, Phenomenological Model for Prediction of Cation Substitution Distribution and Some Physical Properties in Mn3+-Doped Barium Hexaferrite, ISSN: 15571939
2018, Some effects of the doping alpha-Al2O3 nanoparticles in the transport properties of Bi1.65Pb0.35Sr2Ca2Cu3Oy ceramic superconductors, ISSN: 0035001X
2018, Voltage relaxation and Abrikosov-Josephson vortices in Bi-2223 superconductors doped with α-Al2O3 nanoparticles, ISSN: 09574522
2016, Highly dense and textured superconducting (Bi,Pb)2Sr2Ca2Cu3O10+δ ceramic samples processed by spark-plasma texturing, ISSN: 02728842
2016, Tracking iron oxide nanoparticles in plant organs using magnetic measurements, ISSN: 13880764
2016, Effect of the Grain-boundary Misorientation Distribution on the Intergranular Voltage Relaxation of Bi1.65Pb0.35Sr2Ca2Cu3 O 10+δ Ceramic Samples, ISSN: 15571939
2016, Influence of spark plasma consolidation conditions on the superconducting properties of (Bi,Pb)-Sr-Ca-Cu-O ceramic samples, ISSN: 02728842
2015, Spark Plasma Sintering of Bi1.65Pb0.35Sr2Ca2Cu3O10+δ Superconducting Samples: Evaluation of Microstructure and Mechanical Properties, ISSN: 15571939
2015, Sinterización de cerámicas de avanzada asistida por campos eléctricos intensos, ISSN: 23040106
2015, Diamagnetic, paramagnetic, and ferromagnetic properties of ball milled Bi $$_{1.65}$$ 1.65 Pb $$_{0.35}$$ 0.35 Sr $$_{2}$$ 2 Ca $$_{2}$$ 2 Cu $$_{3}$$ 3 O $$_{10+delta }$$ 10 + δ powders, ISSN: 13880764
2015, 10 to 25-fold increase in the transport superconducting critical current density of spark-plasma sintered Bi-2223 superconductors, ISSN: 00218979
2014, Spark plasma sintering consolidation of Bi Pb Sr Ca Cu 0 ceramic samples, ISSN: 17426596
2014, Nuevas Técnicas de obtención y caracterización de cerámicas superconductoras basadas en bismuto, ISSN: 23040106
2014, The spatial distribution of temperature and oxygen deficiency in spark-plasma sintered superconducting Bi-based materials, ISSN: 09214526
2013, Truncated fractal modeling of H2O-vapor adsorption isotherms, ISSN: 00167061
2013, A nonlinear analysis of the transport Barkhausen-like noise measured in (Bi,Pb)2Sr2Ca2Cu3O10+δ superconductors, ISSN: 10541500
2012, Flux-Line-Lattice Melting and Upper Critical Field of Bi1.65Pb0.35Sr2Ca2Cu3O10+δ Ceramic Samples, ISSN: 15571939
2012, Consolidation of Bi-2223 superconducting powders by spark plasma sintering, ISSN: 00218979
2011, Structural and magnetic study of the Ti4+-doped barium hexaferrite ceramic samples: Theoretical and experimental results, ISSN: 09214526
2010, Intergrnular properties of uniaxially pressed YBa2Cu3O7+y ceramic samples, ISSN: 0035001X
2010, Experimental and theoretical study of transport properties in uniaxially pressed ceramic samples, ISSN: 09214534
2010, Transport Barkhausen-like noise in uniaxially pressed Bi1.65Pb0.35Sr2Ca2Cu3O10+δ ceramic samples, ISSN: 09214534
2010, Temperature Dependence of the Intergranular Critical Current Density in Uniaxially Pressed Bi1.65Pb0.35Sr2Ca2Cu3O10+δ Samples, ISSN: 15571939
2009, Efecto de tamaño en granos superconductores de (Bi,Pb)2Sr2Ca2Cu3O10+y, ISSN: 02539268
2009, Desarrollo de un modelo teorico para superconductores policristalinos anisotropicos utilizando la aproximacion del medio efectivo, ISSN: 02539268
2007, Magnetoresistance, transport noise and granular structure in polycrystalline superconductors, ISSN: 18626300
2007, Improvement of the intergranular pinning energy in uniaxially compacting (Bi,Pb)2Sr2Ca2CueO10-x ceramics samples, ISSN: 14346028
2006, Transport Barkhausen-like noise and flux-flow regime in ceramic samples, ISSN: 03048853
2005, Inhomogeneous distribution of the intergranular pinning energy in polycrystalline Bi1.64Pb0.36Sr2Ca2Cu3Oy superconductors, ISSN: 09214534
2005, Correlation between normal and superconducting transport properties of Bi1.65Pb0.35Sr2Ca2Cu3O10+δ ceramic samples, ISSN: 09214534
2005, Normal-state properties of uniaxially pressed Bi1.65Pb0.35Sr2Ca2Cu3O10+delta ceramics, ISSN: 01039733
2005, Microstructural properties of Bi1.65Pb0.35Sr2Ca2Cu3O10+δ and Bi1.65Pb0.35Sr2CaCu2O8+δ ceramic samples through transport measurements: a comparative study, ISSN: 00318965
2004, Effects of uniaxial and isostatic compacting pressures on the Jc(Ba) behavior in Bi1.65Pb0.35Sr2Ca2Cu3Oy compounds, ISSN: 09214534
2004, Inhomogeneous distribution of uniaxial compacting pressure and its effects on transport properties of Bi1.65Pb0.35Sr2Ca2Cu3Oy superconductors, ISSN: 09214534
2003, Influence of the compacting pressure on the dependence of the critical current with magnetic field in polycrystalline (Bi?Pb)2Sr2Ca2Cu3Ox superconductors, ISSN: 09214533
2001, Magnetic hysteresis of the critical current density of polycrystalline (Bi-Pb)-Sr-Ca-Cu-O superconductors: a fingerprint of the intragranular and intergranular flux trapping, ISSN: 09214534
2000, Modification of the intragranular flux-trapping model for study the J(c)(Ba) dependence in low-magnetic-field, ISSN: 0035001X
Publicação em eventos (23)
2021, , EFFECT OF Fe$_3$O$_4$ NANOPARTICLES AND RHIZOBIUM INOCULATION ON THE GROWTH OF COMMON BEAN PLANTS, Encontro de Outono,
2021, , CARACTERIZAÇÃO ELETROQUÍMICA DO TITANATO DE SÓDIO PARA APLICAÇÃO EM BATERIAS NO ESTADO SÓLIDO, Congresso de Iniciação Científica,
2019, , Physical properties of SrFe12O19 prepared by spark-plasma, II Conferência de Materiais com Aplicações Multidisciplinares,
2019, , Influencia de la geometria sobre la distribucion de corriente eléctrica en moldes para la densificacion por spark-plasma, 9NA EDICIÓN DE LA CONFERENCIA CIENTÍFICA INTERNACIONAL DE LA UNIVERSIDAD DE HOLGUÍN,
2019, , Transport properties of Bi2223 nanostructured ceramics, II Conferência de Materiais com Aplicações Multidisciplinares,
2019, , 9NA EDICIÓN DE LA CONFERENCIA CIENTÍFICA INTERNACIONAL DE LA UNIVERSIDAD DE HOLGUÍN, 9NA EDICIÓN DE LA CONFERENCIA CIENTÍFICA INTERNACIONAL DE LA UNIVERSIDAD DE HOLGUÍN,
2018, , Magnetite nanoparticles accumulation in plant organs of common Bean plants grown in soils, Encontro de Outono,
2016, , Spark-plasma consolidation of (Bi,Pb)-Sr-Ca-Cu-O superconductin samples by using a metallic mold, Encontro de Física 2016,
2015, , Consolidation bu spark-plasma sintering of Ni nanoparticle, XIV SBPmat, MRS Meeting,
2015, , Bi-2223 consolidated by SPS: microestructure and mechanical properties evaluation, XIV SBPmat, MRS Meeting,
2014, , Superconducting properties of (Bi,Pb)2Sr2Ca2Cu3O10+y prepared by spark-plasma sintering, 11th European Conference on Applied Superconductivity,
2014, , Spark plasma sintering of Bi1.65Pb0.35Sr2Ca2Cu3O10+y: Improving microstructural features for practical applications, 13th International Symposium on multiscale, multifunctional and functionally graded materials,
2014, , Superconducting properties of (Bi,Pb)2Sr2Ca2Cu3O10+y prepared by spark-plasma sintering, 21th Latin American Symposium on Solid State Physics,
2013, , Nanotecnología alternativa alcanzable a nivel de desarrollo local?, IV Congreso Cubano de Desarrollo Humano Local. I Taller Internacional de Ciencias Técnica Aplicadas al Desarrollo Local,
2012, , Electric field-assisted consolidation of (Bi,Pb)2Sr2Ca2Cu3O10+y ceramic samples, IV Workshop on Frontiers of Superconductivity and Magnetism ? Materials, Mechanism and Applications (WFSM),
2011, , Voltage relaxation in uniaxially pressed Bi1.65Pb0.35Sr2Ca2Cu3O10+y ceramic samples, X SBPMat,
2008, , Upper critical field an irreversivility line of Bi1.65Pb0.35Sr2Ca2Cu3Oy ceramic samples, Workshop on Frontiers of Superconductivity and Magnetism,
2004, , Inhomogeneous distribution of uniaxial compacting pressure and its effects on transport properties of Bi1.65Pb0.35Sr2Ca2Cu3Oy superconductors, International Conference on Materials and Mechanisms of Superconductivity. High Temperature Superconductors VII -- M2SRIO,
2004, , Effects of uniaxial and isostatic compacting pressures on the Jc(Ba) behavior in Bi1.65Pb0.35Sr2Ca2Cu3Oy compounds, International Conference on Materials and Mechanisms of Superconductivity. High Temperature Superconductors VII -- M2SRIO,
2003, Ernesto Govea Alcaide, Pedro Muné Bandera, Renato de Figueiredo Jardim, Effects of uniaxial and isostatic compacting pressures on the Jc(Ba) behavior in Bi1.65Pb0.35Sr2Ca2Cu3Oy ceramic sample, International Conference on Materials and Mechanisms of Superconductivity and High Temperature Superconductors, Resumo
2003, Ernesto Govea Alcaide, Pedro Muné Bandera, Renato de Figueiredo Jardim, Inhomogeneous distribution of uniaxial compacting pressure and its effects on transport measurements of polycrystalline Bi1.65Pb0.35Sr2Ca2Cu3Oy superconductors, International Conference on Materials and Mechanisms of Superconductivity and High Temperature Superconductors, Resumo
2000, , Magnetic hysteresis of the critical current density of polycrystalline (Bi-Pb)-Sr-Ca-Cu-O superconductors: a fingerprint of the intragranular and intergranular flux trapping, ICMC 2000,
2000, Pedro Muné Bandera, Ernesto Govea Alcaide, Renato de Figueiredo Jardim, Magnetic hysteresis of the critical current density of polycrystalline (Bi-Pb)-Sr-Ca-Cu-O superconductors: a fingerprint of the intragranular and intergranular flux trapping, International Cryogenic Materials Conference, Superconductors for Aplications, Material Properties and Devices, Resumo
Capítulos de livros (1)
2008, Noise, Transport and Magnetic properties: A comparative study in YBa2Cu3O7-y and Bi1.65Pb0.35Sr2Ca2Cu3O10+y, YBCO superconductor Reasearch Progress, Ernesto Govea Alcaide, Ivan Garcia Fornaris, Pedro Mune, Renato F Jardim
Livros (1)
2018, High-Temperature Superconductors: Occurrence, Synthesis and Applications, Lazaro Pérez Acosta, Ernesto Govea Alcaide, JARDIM, R. F., MACHADO, I. F., ROSALES-SAIZ, F., MASUNAGA, S. H., PÉREZ-FERNÁNDEZ, J.E., TORIKACHVILI, M S
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