Zobrazeno 1 - 10
of 65
pro vyhledávání: '"David A. Landínez"'
Publikováno v:
Revista Brasileira de Ensino de Física, Vol 46, Iss suppl 1 (2024)
Os materiais multiferróicos constituem um grupo de sistemas multifuncionais com propriedades de enorme aplicabilidade na tecnologia spintrônica. No presente manuscrito, são apresentadas as características fundamentais desse grupo de materiais int
Externí odkaz:
https://doaj.org/article/1c6f794ee1df47f79ac8e03e73c60446
Autor:
Laura Vanessa Parra-Mesa, Carlos A. Parra-Vargas, Indry M. Saavedra-Gaona, David A. Landínez-Téllez, Jairo Roa-Rojas
Publikováno v:
Revista de la Academia Colombiana de Ciencias Exactas, Físicas y Naturales (2024)
chemical attributes. The specific domain within technology referred to as spintronics, encompasses the realm of spin transport electronics. Spintronics delves into the electron spin, its inherent magnetic moment and fundamental charge, and the manipu
Externí odkaz:
https://doaj.org/article/aa19d975cbe141ffa3707f8409107006
Autor:
Jairo Roa Rojas, Javier A. Cuervo Farfán, Críspulo E. Deluque Toro, David A. Landínez Téllez, Carlos A. Parra Vargas
Publikováno v:
Revista de la Academia Colombiana de Ciencias Exactas, Físicas y Naturales, Vol 46, Iss 180 (2022)
We report here the synthesis process of the perovskite-like complex material Bi0.5R0.5FeO3 (R=Eu, Sm, Dy) using the ceramic method, as well as its structural, optical, magnetic, and electrical characterizations. Refined X-ray diffraction data reveale
Externí odkaz:
https://doaj.org/article/c652922a12064b5784c31a6b32396919
Publikováno v:
Journal of Materials Research and Technology, Vol 9, Iss 5, Pp 10597-10607 (2020)
The structural and electromagnetic shielding properties of NBR rubber filled with magnetite (Fe3O4) were studied. Rubber composite materials with ore magnetite and synthetic magnetite have been produced separately in order to observe its differences.
Externí odkaz:
https://doaj.org/article/85d4776bc2054216a8296124da227b13
Publikováno v:
Dyna, Vol 85, Iss 205, Pp 27-36 (2018)
Perovskite-like materials, which include magnetic elements, have relevance because their technological perspectives of applications in the spintronics industry. In this work, the magnetic, structural, electronic and thermodynamic properties of the Ba
Externí odkaz:
https://doaj.org/article/cf75834e4abe4bcb83cbd0742cb329f1
Autor:
Johny Andrés Jaramillo Palacio, Elixir William Barrera Bello, Julián Andrés Munévar Cagigas, Oscar Arnache, David A. Landínez-Téllez, Jairo Roa-Rojas
Publikováno v:
Materials Research, Vol 20, Iss 5, Pp 1309-1316 (2017)
In this paper the synthesis of the LaBiFe2O6 material by the modified Pechini method is reported. Structural, morphologic, magnetic and optic experimental studies were performed. Rietveld refinement of x-ray diffraction patterns revealed that LaBiFe2
Externí odkaz:
https://doaj.org/article/c31de406d5ef4c40bb130871cc1c4479
Publikováno v:
Dyna, Vol 84, Iss 201, Pp 88-94 (2017)
We report experimental and theoretical results of crystal structure, morphology, magnetic and electric features, and electronic structure for the Sr2DyNbO6 ceramic compound. Samples were produced by the solid-state reaction recipe. X-ray diffraction
Externí odkaz:
https://doaj.org/article/c55d76006e6144cc82588862a1c63c6a
Publikováno v:
Materials Research, Vol 16, Iss 5, Pp 1002-1005 (2013)
We reported a study of the structural and magnetic properties of BaZrO3 (BZO) as possible substrate material for the production of YBa2Cu3O7-δ (YBCO) superconducting films. Rietveld analyses of the X-ray diffraction pattern show that BZO crystalizes
Externí odkaz:
https://doaj.org/article/747cee65d0244d7fa9236873ef31253b
Publikováno v:
Momento, Vol 0, Iss 26, Pp 31-43 (2003)
Se sinteitzó un nuevo material y por medio de la técnica de difracción de rayos X se encontró que su ordenamiento estructual corresponde al de una perovskita compleja de tipo A2BB'O6 con valor de parámetro de red 8,2561 A. Este estudio junto con
Externí odkaz:
https://doaj.org/article/ec4cbdef991049aa8685b28b309dd6a8
Publikováno v:
Momento, Vol 0, Iss 25, Pp 71-76 (2002)
Las propiedades de las películas superconductores de alta temperatura crítica son dependientes de parámetros cristalográficos y de la estabilidad química entre sustrato y película. Por lo tanto, con el fin de producir una perovskita cúbica com
Externí odkaz:
https://doaj.org/article/0c54ea0999564d959de492848ca59e63