Zobrazeno 1 - 10
of 74
pro vyhledávání: '"Robison Buitrago"'
Autor:
Geraldine Durango Giraldo, Juan Camilo Zapata-Hernández, Claudia Betancur Henao, Juan Felipe Santa Marín, Robison Buitrago Sierra
Publikováno v:
TecnoLógicas, Vol 26, Iss 58, Pp e2765-e2765 (2023)
Recently, antibacterial materials have sparked a renewed interest in the fields of biomedical engineering and life sciences. The main purpose of this study was to evaluate the physicochemical properties of TiO2 nanoparticles with anatase phase and an
Externí odkaz:
https://doaj.org/article/3296a97f55a546b4b8b4e5fae2ba3397
Publikováno v:
Revista Fuentes El Reventón Energético, Vol 19, Iss 1, Pp 75-84 (2021)
La adición de nanomateriales a los lubricantes convencionales se ha presentado como una alternativa para modificar sus propiedades termofísicas y tribológicas, buscando incrementar su rendimiento. Este estudio presenta los resultados de la evaluac
Externí odkaz:
https://doaj.org/article/dc154f7dea794fdb95e648240da00635
Autor:
Sebastián Macías Gallego, Álvaro Guzmán Aponte, Robison Buitrago Sierra, Juan Felipe Santa Marín
Publikováno v:
Tecnura, Vol 24, Iss 66, Pp 36-46 (2020)
Context: Tetra Pak® is a common material used for the production of food containers. Currently, those containers are recycled by physical separation of the cellulose fibers through a hydro pulped process, but sometimes separating the individual comp
Externí odkaz:
https://doaj.org/article/a80478b4092649e8bdd8680985ed908c
Autor:
Álvaro Guzmán Aponte, María A Llano Ramírez, Yuliana Cadavid Mora, Juan F Santa Marín, Robison Buitrago Sierra
Publikováno v:
AIMS Materials Science, Vol 7, Iss 4, Pp 468-485 (2020)
In this work, CeO2 nanoparticles (NPs) were synthesized by sol-gel method, characterized and used for color removal of indigo carmine and methylene blue dye solutions under visible light. The structural properties and crystallinity of NPs were determ
Externí odkaz:
https://doaj.org/article/45ec0c285a854d9fbb9a2b3659951712
Publikováno v:
Revista de la Academia Colombiana de Ciencias Exactas, Físicas y Naturales, Vol 46, Iss 178 (2022)
El uso de residuos de borra de café para la obtención de carbones activados mediante carbonización hidrotérmica se ha abordado de forma poco sistemática en la literatura, lo que sumado a la necesidad de mejorar los sistemas de almacenamiento de
Externí odkaz:
https://doaj.org/article/893af5864e8a41e2aae0271f9a6bd2cb
Autor:
Jennifer Laverde, Nataly C. Rosero-Navarro, Akira Miura, Robison Buitrago-Sierra, Kiyoharu Tadanaga, Diana López
Publikováno v:
Batteries, Vol 8, Iss 6, p 58 (2022)
Li-S batteries are ideal candidates to replace current lithium-ion batteries as next-generation energy storage systems thanks to their high specific capacity and theoretical energy density. Composite electrodes based on carbon microstructures are oft
Externí odkaz:
https://doaj.org/article/313fa55db1fd420fbf45b20284d0db45
Publikováno v:
TecnoLógicas, Vol 24, Iss 50, Pp e1675-e1675 (2021)
En este trabajo se realizó una revisión sobre la caracterización morfológica del virus SARS-CoV-2 mediante microscopía electrónica. Se presenta una revisión sobre los aspectos técnicos más relevantes para la preparación de las muestras usad
Externí odkaz:
https://doaj.org/article/e380a792612a4c90b678cc59c1c3b180
Autor:
Laura C Palacio, Diana C Pachajoa, Geraldine Durango-Giraldo, Camilo Zapata-Hernandez, Juan P Ugarte, Javier Saiz, Robison Buitrago-Sierra, Catalina Tobón
Publikováno v:
PLoS ONE, Vol 16, Iss 10, p e0258313 (2021)
Particulate matter (PM) is considered the most severe environmental pollution problem due to its serious effects on human health associated with an increased risk of cardiovascular morbidity and mortality. In this work, a physicochemical characteriza
Externí odkaz:
https://doaj.org/article/40fbc7ed48d04be28679228a4714672e
Publikováno v:
Dyna, Vol 87, Iss 214 (2020)
Abrasive wear is an important problema in industrial applications. The wear of tools in the mining industry is a costly issue, and it reduces equipment uptime. This study examined welded coatings obtained using a manual metal arc process with improve
Externí odkaz:
https://doaj.org/article/99d2dbaf63d54e5dba6f159b45ad4d1f
Autor:
Johan Esteban López Herrera, Vanessa Hernández Montes, Claudia Patricia Betancur Henao, Juan Felipe Santa Marín, Robison Buitrago Sierra
Publikováno v:
Inge-Cuc, Vol 14, Iss 2, Pp 45-54 (2018)
Introduction: Magnesium alloys have been known for its biocompatible characteristics and tissue restoration properties. On the other hand, TiO2 has been found to decrease the corrosion rates of the magnesium alloys. Objective: In this work, the di
Externí odkaz:
https://doaj.org/article/f4f8b3fe3a324926bbf040c219945ba6