Zobrazeno 1 - 10
of 28
pro vyhledávání: '"Margarita Mayacela"'
Autor:
Wladimir Ramírez, Margarita Mayacela, Luis Contreras, Alejandra Shambi, Francisco Ramírez, Jonatan Chacón
Publikováno v:
Buildings, Vol 14, Iss 9, p 2935 (2024)
Permeable concrete is a material that allows water filtration, reduces surface runoff, and maintains the natural water cycle. Previous studies have shown that its mechanical properties, particularly its compressive and flexural tensile strengths, are
Externí odkaz:
https://doaj.org/article/c58a66a3e2094624b783b6f98a76b208
Autor:
Leonardo Rentería, Margarita Mayacela, Klever Torres, Wladimir Ramírez, Rolando Donoso, Rodrigo Acosta
Publikováno v:
Computation, Vol 12, Iss 9, p 174 (2024)
The objective of this work was to design and implement a system based on reconfigurable hardware as a study tool for the synchronization of chaotic circuits. Mathematical models were established for one circuit, two synchronized, and multiple synchro
Externí odkaz:
https://doaj.org/article/911c7b8650cd4c59b077d9ad761a3baa
Autor:
Wladimir Ramírez, Margarita Mayacela, Luis Contreras, Nestor Iza, Evelin Quishpe, Leonardo Rentería
Publikováno v:
Buildings, Vol 13, Iss 9, p 2259 (2023)
The performance-based seismic design pretends to take care of the lives of the occupants and reduce the cost of damage caused by earthquakes. Several ways of estimating damage and economic losses have been developed, but most of them lack objectivity
Externí odkaz:
https://doaj.org/article/d8908335af05433482c127dc2bd45a47
Publikováno v:
Buildings, Vol 13, Iss 7, p 1632 (2023)
One of the reasons that cause premature deterioration of the wearing course is the quality of the materials that make up the flexible pavement structure of the road network in Ecuador. Therefore, there is a need to thoroughly study the stone material
Externí odkaz:
https://doaj.org/article/94da2f568ad04e69b684a446c73e16e1
Publikováno v:
NOVASINERGIA, Vol 4, Iss 1, Pp 42-52 (2021)
El objetivo de este trabajo fue determinar el nivel de aceptación de Facebook como herramienta educativa emergente en el proceso de enseñanza-aprendizaje de los niños del nivel inicial durante la pandemia COVID-19. Una vez culminado el año escola
Externí odkaz:
https://doaj.org/article/d6728f01c2574ee99acd8c8c10995639
Publikováno v:
Materials, Vol 15, Iss 13, p 4487 (2022)
The memristor is the fourth fundamental element in the electronic circuit field, whose memory and resistance properties make it unique. Although there are no electronic solutions based on the memristor, interest in application development has increas
Externí odkaz:
https://doaj.org/article/99222f856fb04abe9d8635f68e54c9d3
Publikováno v:
Metals, Vol 12, Iss 2, p 205 (2022)
The formation and hydrogen sorption properties of the NaMgH3 perovskite/type hydride have been examined. Samples were mechanically ball milled under argon for 2, 5 and 15 h; then characterized by X-ray diffraction (XRD), differential scanning calorim
Externí odkaz:
https://doaj.org/article/7111c1361c7f4582b6c42dc3f04175d4
Autor:
Betzabeth Suquillo-Ronquillo, Evelyn Cabrera-Álvarez, Juan Chacón-Sánchez, Margarita Mayacela-Rojas
Publikováno v:
Investigación y Desarrollo. 16
Dentro del sistema constructivo que forman parte de las conexiones en estructuras metálicas, se encuentran elementos estructurales que aseguran la continuidad del edificio y transmiten fuerzas de un miembro a otro, los cuales se denominan placas bas
Publikováno v:
Investigación y Desarrollo. 15
Este volumen se ha enfocado en la recopilación de manuscritos que aportan al desarrollo de la ingeniería civil y mecánica. Como parte de este proceso se consideraron entre otras las contribuciones de autores que participaron en el “I Congreso In
Autor:
Rodny Peñafiel, Celia Margarita Mayacela Rojas, Franklin Wilfrido Salazar Logroño, Lenín Rafael Maldonado Narváez
Publikováno v:
1er Congreso Universal de las Ciencias y la Investigación.