Publicaciones: Envíos recientes
Mostrando ítems 341-360 de 1851
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Energy extraction in electrostatic extreme binary black holes
(2022-12-28)Relying on the Penrose process mechanism, we study the possibility of energy extraction from a binary system composed of two extreme electrostatic black holes (BHs) oppositely charged, separated by a strut described by ... -
Propuesta de mejora para la optimización de una posición remota hibrida y su simulación
(2022-04-08)The provision of airport services to its main customers, the airlines, has become a real challenge, due to customer demands and the versatility of the aviation industry, seeking to attend to air operations in ... -
A Study of Stopping Rules in the Steepest Ascent Methodology for the Optimization of a Simulated Process
(2022-09-29)first_pagesettingsOrder Article Reprints Open AccessArticle A Study of Stopping Rules in the Steepest Ascent Methodology for the Optimization of a Simulated Process by Paulo Eduardo García-Nava *,†ORCID,Luis Alberto ... -
Abstracción y transferencia del concepto de variación en distintos contextos y representaciones
(2022-04-08)La presente investigación tiene como finalidad analizar los niveles de abstracción en el estudiante en situaciones que involucran un pensamiento variacional. Esta investigación se llevó a cabo dentro de la Universidad ... -
Semimetal transition in curved MoS2/ MoSe2 Van der Waals heterojunction by dispersion‑corrected density functional theory
(2022-10-24)We present a theoretical study for MoS2/MoSe2 Van der Waals heterojunction in the armchair direction, and periodicity in the y-direction, under the mechanical deformation process to explore electronic structure vs. curvature ... -
Comparing workload and performance during demanding push force and mental tasks
(2022-12-26)Abstract: BACKGROUND:The effects of performing occupational tasks that demand physical and mental efforts in combined and simultaneous approaches are unknown, especially when pushing force is analyzed as a physical effort ... -
Análisis de carga mental y molestias musculoesqueléticas en conductores de transporte público en Ciudad Juárez, Chihuahua México
(2022-12-22)En Ciudad Juárez, México, el servicio de transporte público carece de condiciones seguras atribuidas al estado de las calles, a las pobres condiciones de trabajo de los conductores y malas condiciones de los camiones. Esta ... -
New Formulation to Synthetize Semiconductor Bi2S3 Thin Films Using Chemical Bath Deposition for Optoelectronic Applications
(2022-11-24)Abstract: Anisotropic materials possess direction dependent properties as a result of symmetry within their structure. Bismuth sulfide (Bi2S3) is an important semiconductor exhibiting anisotropy due to its crystalline ... -
A reliability analysis for electronic devices under an extension of exponentiated perks distribution
(2022-12-29)This paper presents a reliability analysis for electronic devices (ED) with bathtub curve-shaped failure times. An extension of the exponentiated perks distribution (EPD) is proposed for the analysis. The extension of ... -
Bioactividad y biocompatibilidad de compósitos de zirconia estabilizada con Y/ hidroxiapatita-Cu, Fosfato Tricálcico-Ag o Fosfato Tricálcico-Ga
(2022-06-28)The biological compatibility of bone and dental implants is limited, since it is placed until a long time after it has been implanted, due to its low resistance of infections attributed to a quick degradation of the implant ... -
O-carboxymethyl chitosan/gelatin/ silver-copper hydroxyapatite composite films with enhanced antibacterial and wound healing properties
(2022-08-21)Wound dressing composite films of O-carboxymethyl chitosan (OCMC) and gelatin were prepared and mixed with hydroxyapatite (HA) composited with Silver (Ag) and Copper (Cu) at different concentrations. The chemical, ... -
Evaluación físico-química de compositos madera-plástico para el diseño de productos
(2022-06-21)Los residuos de madera son tratados comúnmente como desecho y existe un problema para su disposición. Actualmente, las fibras son utilizadas para producir papel, material de construcción y bioplásticos; aunque han sido ... -
FILTER COMPARISON FOR NOISE REDUCTION IN 2D ECHOCARDIOGRAPHY
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CADENA DE SUMINISTRO EN EL AMBIENTE DE LA INDUSTRIA 5.0
(2022-10-27)Ante el paso de las diversas revoluciones industriales es necesario conocer cuál es nuestro lugar en ellas y que retos y ventajas podemos encontrar en la cadena de suministros, que a su vez vayan a causar un impacto en la ... -
ESTUDIO DINÁMICO DEL REDISEÑO DE UN ROBOT MANIPULADOR RECONFIGURABLE DE DOS GRADOS DE LIBERTAD POR MEDIO DE ANÁLISIS DE ELEMENTO FINITO
(2022-10-28)Este escrito presenta el análisis del rediseño de un robot manipulador reconfigurable de dos grados de libertad. El sistema original puede ser reconfigurado en cuatro espacios de trabajo. El rediseño propuesto es evaluado ... -
Bending crashworthiness of bionic thin-walled structures inspired by sugar cane stalks
(IOP Publishing, 2022-12-16)Abstract. Recently, the design of biologically inspired thin-walled structures has been increasingly popular due to the successful adaptation of biological organisms to their environments due to millions of years of ... -
Strategies Employed in the Reconfiguration of Healthcare Facilities During COVID-19 in OECD Countries
(Springer, 2022-10-24)This research summarizes the strategies employed in reconfiguring healthcare facilities in OECD member countries to care for patients with COVID- 19. The findings were organized by highlighting each country’s hospital ... -
INFLUENCE OF GRAIN SIZE ON UNIAXIAL VISCOSITY DURING THE SINTERING PROCESS IN CERAMICS
(Sociedad Mexicana de Materiales, 2022-08-15)The present work aims to investigate the susceptibility of uniaxial viscosity to characterize the influence of grain size during the sintering process in ceramics, monitoring and estimating during its evolution and acting ...