Zobrazeno 1 - 10
of 87
pro vyhledávání: '"Rogelio. Ospina"'
Autor:
María J. Rivera-Chaverra, Elisabeth Restrepo-Parra, Carlos D. Acosta-Medina, Alexandre. Mello, Rogelio. Ospina
Publikováno v:
Nanomaterials, Vol 10, Iss 11, p 2099 (2020)
In this work, iron oxide nanoparticles produced using the laser ablation technique were studied in order to determine the characteristics of these nanoparticles as a function of the laser energy for the possible application in magnetic hyperthermia.
Externí odkaz:
https://doaj.org/article/04cb4347586349a6ab3402a50e84e502
Autor:
Noemí Aguiló‐Aguayo, Toni Alena Ebert, Roger Amade, Enric Bertran, Rogelio Ospina, Jhonatan Rodriguez‐Pereira, Carlos Ponce de León, Thomas Bechtold, Tung Pham
Publikováno v:
ChemElectroChem, Vol 11, Iss 21, Pp n/a-n/a (2024)
Abstract Thermal treatments are commonly used to improve electrode kinetics in vanadium redox flow batteries (VRFB). The impact of the widely adopted thermal treatment—400 °C for least 24 hours—was investigated on polyacrylonitrile (PAN)‐based
Externí odkaz:
https://doaj.org/article/402d51903bf14923bc9a11993d40c6a5
Publikováno v:
Biosensors and Bioelectronics: X, Vol 18, Iss , Pp 100475- (2024)
The overexpression of folate receptors on cell surfaces is associated with abnormalities linked to epithelial cancers. This study reports on a capacitive biosensor that employs folic acid as a recognition molecule for the biosensing of folate recepto
Externí odkaz:
https://doaj.org/article/008bcd348a004b7e820137e27ccc79b2
Autor:
Shahadev Rodriguez-Miguel, Yang Ma, Ghulam Farid, Roger Amade, Rogelio Ospina, Jose Luis Andujar, Enric Bertran-Serra, Stefanos Chaitoglou
Publikováno v:
Heliyon, Vol 10, Iss 10, Pp e31230- (2024)
Research for the development of noble metal-free electrodes for hydrogen evolution has blossomed in recent years. Transition metal carbides compounds, such as W2C, have been considered as a promising alternative to replace Pt-family metals as electro
Externí odkaz:
https://doaj.org/article/511f7f1068e34f6ba7c267bb0987b3d5
Autor:
Ghulam Farid, Roger Amade-Rovira, Yang Ma, Stefanos Chaitoglou, Rogelio Ospina, Enric Bertran-Serra
Publikováno v:
Arabian Journal of Chemistry, Vol 17, Iss 3, Pp 105631- (2024)
In the world of advanced energy conversion and storage, silicon nanostructures have garnered immense interest of scientists and innovators alike with their unique structural, electrical, optical and electrochemical properties, setting the stage for a
Externí odkaz:
https://doaj.org/article/fa44c0280e5e4c96ba11012248a246f1
Publikováno v:
Revista UIS Ingenierías, Vol 23, Iss 1 (2024)
Los nanotubos de carbono pueden ser sintetizados utilizando diversas técnicas. Este trabajo tiene como objetivo estudiar el proceso experimental de crecimiento de nanotubos de carbono mediante deposición química en fase vapor asistida por plasma (
Externí odkaz:
https://doaj.org/article/59ae88b819a24caca0bd373bb387c8c4
Publikováno v:
MethodsX, Vol 11, Iss , Pp 102280- (2023)
Nowadays, cement industry researchers are working hard to develop cement sensors based on nanocomposites because they can be used to develop intelligent and sustainable civil structures, self-powered, self-healing, or self-monitoring. In this light,
Externí odkaz:
https://doaj.org/article/b8b10ce0379d4c1f9dc4a6702d3157b9
Publikováno v:
Revista UIS Ingenierías, Vol 22, Iss 2 (2023)
En este documento estudiaremos y resolveremos la ecuación diferencial parcial no lineal, con condiciones iniciales de entrada de vehículos que sirve para modelar la dinámica del flujo de tráfico. Para encontrar una solución numérica de la diná
Externí odkaz:
https://doaj.org/article/17ebdab844274fc7afaa6e7cfd998c67
Publikováno v:
Revista UIS Ingenierías, Vol 22, Iss 1 (2023)
Las aplicaciones de procesamiento de datos tradicionales son inadecuadas para el manejo de una cantidad elevada de datos. Para lograr una eficiente manipulación y extracción de características o muestras que representa la información, es necesari
Externí odkaz:
https://doaj.org/article/183726e619624e269a763ae078b0f2fb
Publikováno v:
Revista UIS Ingenierías, Vol 21, Iss 4 (2022)
In this work, the mechanical properties, chemical composition, and surface morphology of hydroxyapatite coatings deposited by pulsed laser deposition on Ti6Al4V substrates manufactured by electron beam melting, varying the deposition energy, were stu
Externí odkaz:
https://doaj.org/article/8a26216c8bdf4b5db94dbd705d032752