Zobrazeno 1 - 10
of 230
pro vyhledávání: '"DAVID ESPINOSA"'
Autor:
David Espinosa Espinosa
Publikováno v:
Gerión, Vol 42, Iss Esp. (2024)
Las ciudades de La Cabañeta (El Burgo de Ebro, Zaragoza) y La Caridad (Caminreal, Teruel) constituyen dos ejemplos excepcionales de urbanización romana en Hispania durante el periodo republicano. Se trata de sendas fundaciones de tipología colonia
Externí odkaz:
https://doaj.org/article/afbb047f9b3b45148acd128b0c1b2a21
Autor:
Aaron Rodriguez‐Calienes, Fabian A. Chavez‐Ecos, David Espinosa‐Martinez, Diego Bustamante‐Paytan, Juan Vivanco‐Suarez, Nagheli Fernanda Borjas‐Calderón, Milagros Galecio‐Castillo, Cristian Morán‐Mariños, Waldo R. Guerrero, Santiago Ortega‐Gutierrez
Publikováno v:
Stroke: Vascular and Interventional Neurology, Vol 4, Iss 2 (2024)
Background Carotid artery stenting (CAS) has emerged as a viable alternative to carotid endarterectomy for managing carotid artery stenosis in high‐risk patients. Although transfemoral arterial access remains the preferred method, it is associated
Externí odkaz:
https://doaj.org/article/dc3426dbf5f445f28465e36ebadc1ed2
Autor:
Jose Luis Jimenez-Martin, Vicente Gonzalez-Posadas, Angel Parra-Cerrada, David Espinosa-Adams, Daniel Segovia-Vargas, Wilmar Hernandez
Publikováno v:
Sensors, Vol 24, Iss 10, p 3141 (2024)
A broadband differential-MMIC low-noise amplifier (DLNA) using metamorphic high-electron-mobility transistors of 70 nm in Gallium Arsenide (70 nm GaAs mHEMT technology) is presented. The design and results of the performance measurements of the DLNA
Externí odkaz:
https://doaj.org/article/a9ade9019cf04558aeaca1a02866b9d8
Autor:
Aaron Rodriguez‐Calienes, Fabian A. Chavez‐Ecos, David Espinosa‐Martinez, Diego Bustamante‐Paytan, Nagheli Fernanda Borjas‐Calderón, Milagros Galecio‐Castillo, Juan R. Vivanco‐Suarez, Waldo Guerrero R, Santiago Ortega‐Gutierrez
Publikováno v:
Stroke: Vascular and Interventional Neurology, Vol 3, Iss S2 (2023)
Introduction Carotid artery stenting (CAS) has emerged as a viable alternative to carotid endarterectomy for managing carotid artery stenosis in high‐risk patients (1). While the transfemoral arterial approach (TF) remains the preferred method, it
Externí odkaz:
https://doaj.org/article/b2bfda8cbfcf473cb653878e99f6294e
Autor:
David Espinosa Gómez, Luis Bernardo López Sosa, Alejandro Adrián Sepúlveda Cisneros, Kevin Aldair Méndez Alfaro
Publikováno v:
Revista de Ciencias Tecnológicas, Vol 6, Iss 3 (2023)
Actualmente, la dependencia a los recursos fósiles sigue dominando, aún con los impactos económico-ambientales que estos generan; por lo que es necesario incentivar la producción y uso de fuentes renovables, asequibles y sustentables. En este sen
Externí odkaz:
https://doaj.org/article/5b97409956894bf49afd3aac6c24bd31
Autor:
Vicente González-Posadas, José Luis Jiménez-Martín, Angel Parra-Cerrada, David Espinosa Adams, Wilmar Hernandez
Publikováno v:
Sensors, Vol 23, Iss 23, p 9602 (2023)
In this paper, the precise design of a high-power amplifier (HPA) is shown, along with the problems associated with the stability of “on-wafer” measurements. Here, techniques to predict possible oscillations are discussed to ensure the stability
Externí odkaz:
https://doaj.org/article/71753bd5fd1d4e1fabd4a15c44bc7168
Autor:
David Espinosa Espinosa
Publikováno v:
Gerión, Vol 41, Iss 1 (2023)
Externí odkaz:
https://doaj.org/article/1d458506d1154bc3a45a26e9fd3fa4ff
Autor:
Tonatiuh Jiménez-Zamora, Leopoldo Galicia, David Espinosa, Irán Rivera-González, Isolda Luna-Vega
Publikováno v:
Botanical Sciences, Vol 100, Iss 1 (2023)
Background: Palynological studies have contributed with topics closely linked to sustainability. However, there are still few scientific reviews that have discussed the relevance of practical applications in current palynology and its perspectives as
Externí odkaz:
https://doaj.org/article/97ef84c361c542c9a1a9f5c94e84a13b
Publikováno v:
Ecology and Evolution, Vol 11, Iss 18, Pp 12413-12428 (2021)
Abstract Multiple geological and climatic events have created geographical or ecological barriers associated with speciation events, playing a role in biological diversification in North and Central America. Here, we evaluate the influence of the Neo
Externí odkaz:
https://doaj.org/article/172801c18c984d2db785f807db8796fb
Autor:
Iris Margarita Aguilar-Flores, David Espinosa-Victoria, Moisés Carcaño-Montiel, María de las Nieves Rodríguez-Mendoza
Publikováno v:
Terra Latinoamericana, Vol 39, Iss 0, Pp 1-13 (2021)
Se evaluó el desarrollo y producción de la col (Brassica oleracea var. Royal vantage) en invernadero, bajo diferentes presiones osmóticas de la solución nutritiva Steiner y biofertlizada con consorcios bacterianos. Se estableció un diseño facto
Externí odkaz:
https://doaj.org/article/bf295d9c83654b6c818c527070653a6d