Zobrazeno 1 - 10
of 13
pro vyhledávání: '"D. Martinez Buitrago"'
Publikováno v:
Journal of Low Temperature Physics. 201:418-425
This paper describes the Gdx−2BaxCu2x−2Oδ (x = 6, 7) cuprate system synthesis using the conventional solid-state reaction method. Rietveld analysis of X-ray patterns evidences that samples crystallize in Pmm2 (#25) space group at room temperatur
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::7fbf34b08fd87df547a808929ee603aa
https://doi.org/10.1007/s10909-020-02508-0
https://doi.org/10.1007/s10909-020-02508-0
Autor:
D. Martinez Buitrago, L.R.F. Leal, R. Peña-Garcia, F.E.P. Santos, Y. Guerra, E. Padrón-Hernández
Publikováno v:
Ceramics International. 44:11314-11319
In this work, we have synthesized and characterized yttrium iron garnet nanoparticles doped with cobalt. The X-ray diffraction data showed a single phase, belonging to the cubic structure of Y3Fe5O12. Rietveld refinement revealed variation of the ang
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::315a422ab7532b181cb55ea67d99bc46
https://doi.org/10.1016/j.ceramint.2018.03.179
https://doi.org/10.1016/j.ceramint.2018.03.179
Magnetization Measurements at High Temperature on Highly Oriented FeSe 0 . 5 Te 0 . 5 Superconductor
Autor:
D.A. Landínez Téllez, Karciano José Santos Silva, C. A. Parra Vargas, I. M. Capucho, Juliana Nunes Oliveira Pinto, V.T. Abílio, J. Albino Aguiar, C. A. C. Passos, D. Martinez Buitrago
Publikováno v:
Journal of Superconductivity and Novel Magnetism. 30:1699-1704
We have studied the high-temperature magnetic properties of a highly oriented FeSe0.5Te0.5 superconducting sample produced by self-flux method. The sample was characterized by scanning electron microscopy (SEM), X-ray diffraction (XRD), electrical re
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::72abd82baad4a04b235c8c23b2fbaf7e
https://doi.org/10.1007/s10948-017-4104-7
https://doi.org/10.1007/s10948-017-4104-7
Autor:
R. Peña-Garcia, E. Padrón-Hernández, D. Martinez Buitrago, B.V.M. Farias, Adolfo Franco, Y. Guerra
Publikováno v:
Materials Letters. 233:146-148
In this work, we have studied the effects of temperature and atomic disorder on the magnetic phase transitions in ZnO nanoparticles obtained by sol–gel method. The samples were sintered at temperatures of 600 °C, 800 °C 1000 °C and 1200 °C for
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::26f298617453fb923b785afb89f848be
https://doi.org/10.1016/j.matlet.2018.08.148
https://doi.org/10.1016/j.matlet.2018.08.148
Autor:
F. Caicedo Mateus, Jairo Roa-Rojas, C. A. Parra Vargas, F. Mesquita, D. Martinez Buitrago, G.I. Supelano, J.A. Mejía Gómez, R. Menegotto Costa, Carlos Palacio, J.L. Pimentel
Publikováno v:
Journal of Low Temperature Physics. 182:141-152
This paper reports the production of YBa $$_{2}$$ Cu $$_{3-x}$$ Fe $$_{x}$$ O $$_{7-\delta }$$ (0.05 $$\le x$$ $$\le $$ 0.12) superconducting system by using the standard solid-state reaction technique. A Rietveld refinement of the experimental X-ray
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::79be445874efcddb5f20ac4e41a56d59
https://doi.org/10.1007/s10909-015-1415-6
https://doi.org/10.1007/s10909-015-1415-6
Autor:
G.I. Supelano, D. Martinez Buitrago, L. T. Corredor, A.J. Barón-González, A. Sarmiento Santos, J. Albino Aguiar, C. A. Parra Vargas
Publikováno v:
Journal of Superconductivity and Novel Magnetism. 28:259-264
In this paper, we analyze the structural, morphological, and magnetic properties of CaMn1−xMoxO3 (x = 0.08, 0.10, 0.12) system prepared by the usual solid-state reaction method. The results obtained by scanning electron microscopy (SEM) show an app
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::ce3c467c1f0271f17a15a4707c4fd8e2
https://doi.org/10.1007/s10948-014-2855-y
https://doi.org/10.1007/s10948-014-2855-y
Autor:
D. Martinez Buitrago, C. A. Parra Vargas, Paulo Pureur, I. Supelano, J.L. Pimentel, F. Mesquita
Publikováno v:
Journal of Superconductivity and Novel Magnetism. 28:509-512
We report on a crystallographic characterization of the Y3Ba5Cu8−x Fe x O18 complex perovskite, where x = 0.0597, 0.0625, 0.0925, and 0.1225. The samples were produced by the standard solid-state reaction. A Rietveld refinement of experimental X-ra
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::f8cea8392a2030566af5042b610bd832
https://doi.org/10.1007/s10948-014-2742-6
https://doi.org/10.1007/s10948-014-2742-6
Autor:
D. Martinez Buitrago, J. P. Peña, J. C. Otálora, C. A. Parra Vargas, O. Ortiz-Diaz, N. C. Reyes-Suarez
Publikováno v:
Journal of Superconductivity and Novel Magnetism. 26:2269-2271
The synthesis of the new high temperature superconductor system Yb1.8Sm1.2Ba5Cu8O18 is reported. The new material was produced using the standard solid-state reaction method. The structural characterization of the compound was performed by X-ray diff
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::5c3165444d0b249e9b62782419232fdf
https://doi.org/10.1007/s10948-012-1456-x
https://doi.org/10.1007/s10948-012-1456-x
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Akademický článek
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