Zobrazeno 1 - 4
of 4
pro vyhledávání: '"César Armando Ortíz-Otálora"'
Autor:
Iván Fernando Betancourt-Montañez, Christian Fabian Varela-Olivera, Julian Andres Munevar-Cagigas, Santiago Sandoval-Gutiérrez, César Armando Ortíz-Otálora, Carlos Arturo Parra-Vargas, Claudia Liliana Sánchez Sáenz
Publikováno v:
Ingeniería Investigación y Desarrollo. 22:64-70
This paper reports the synthesis of the Bi1-xSmxFeO3 system (x = 0.00, 0.02, 0.04, 0.06, 0.08 and 0.10) obtained by thesolid-state reaction method at 1073.15 K for 15 h. Characterization allowed evaluating the effect of Sm3+ insertion on thestructura
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::b295774c8d6022fd269c13f72a87e8ba
https://doi.org/10.19053/1900771x.v22.n2.2022.15024
https://doi.org/10.19053/1900771x.v22.n2.2022.15024
Autor:
Ivan SUPELANO GARCÍA, César Armando ORTÍZ OTÁLORA, Carlos Arturo PARRA VARGAS, Julieth Alexandr MEJÍA GÓMEZ
Publikováno v:
Journal of Metals, Materials and Minerals. 31:54-61
Coal fly ash (CFA) is a powder generated during combustion of coal; its improper disposal constitutes an environmental issue. To minimize this problem, one of the uses of CFA is as feedstock for production of zeolite. Different studies have shown tha
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::3b4fbee84d4adb315cf9005f58be5de3
https://doi.org/10.55713/jmmm.v31i2.1050
https://doi.org/10.55713/jmmm.v31i2.1050
Autor:
William Alexander Bautista-Ruiz, Nicolas Ortiz-Godoy, Dayi Gilberto Agredo-Diaz, Cesar Armando Ortiz-Otalora
Publikováno v:
Revista UIS Ingenierías, Vol 20, Iss 3 (2021)
In this work, the by-products of fly ashes, obtained from a thermoelectric power station in Boyacá, Colombia, were studied through magnetic separation. The morphological characterization of the particles was performed by scanning electron microscopy
Externí odkaz:
https://doaj.org/article/e93536388f304900b1294082d40b91dc
Autor:
Dayi Gilberto Agredo-Diaz, Arturo Barba-Pingarrón, Nicolas Ortiz-Godoy, Jesús Rafael González-Parra, Jhon Jairo Olaya-Florez, José Javier Cervantes-Cabello, Cesar Armando Ortiz-Otalora
Publikováno v:
Revista UIS Ingenierías, Vol 19, Iss 4 (2020)
Additive metal manufacturing has undergone a revolution in recent years, being able to be incorporated in several industries such as aeronautics, automotive and even in medicine, allowing the manufacture of complex parts with fewer steps in the proce
Externí odkaz:
https://doaj.org/article/13e37a587f264907a4f350c5d974c3b9