Publicaciones: Envíos recientes
Mostrando ítems 861-880 de 1870
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Reliability Analysis Based on a Gamma-Gaussian Deconvolution Degradation Modeling with Measurement Error
(2021-04-30)In most degradation tests, the measuring processes is affected by several conditions that may cause variation in the observed measures. As the measuring process is inherent to the degradation testing, it is important to ... -
A Weighted and Distributed Algorithm for Range-Based Multi-Hop Localization Using a Newton Method
(2021-03-26)Wireless sensor networks are used in many location-dependent applications. The location of sensor nodes is commonly carried out in a distributed way for energy saving and network robustness, where the handling of these ... -
Metaheuristics for Order Picking Optimisation: A Comparison Among Three Swarm-Intelligence Algorithms
(Springer, 2021-07-21)Nowadays, the Order Picking Problem (OPP) represents the most costly and time-consuming operation of warehouse management, with an average ranging from 50 to 75% of the total warehouse management cost. So, OPP is being ... -
Serious Game for Caloric Burning in Morbidly Obese Children
(Taylor & Francis Group, 2021-07-15)A new report on childhood obesity is published every so often. The bad habits of food and the increasingly sedentary life of children in a border society has caused an alarming increase in the cases of children who are ... -
Adaptability of the Lean-Sigma Methodology for Operations in a Multicultural Workplace
(Springer, 2021-07-03)Overseas operations, as beneficial as there are, present challenges such as the adoption of the organizational culture, working methodologies, and practices. Different strategies have been exercised to successfully reach ... -
Thermal effectiveness of wind-tower with heated exit-wall and inlet-air humidification: Effects of winter and summertime
(2021-07-02)Wind-towers provide natural ventilation to residential building in hot arid and semi-arid climate. Water-droplet spray can reduce the air-stream temperature at air-inlet section to increase wind-tower effectiveness. However, ... -
Consecuencias del agotamiento laboral en tiendas de conveniencia
(2021-07-01)El objetivo fue indagar el efecto de tres variables estresantes sobre el agotamiento laboral, su efecto sobre el cinismo organizacional y la intención de rotación. El método fue la modelación de ecuaciones estructurales ... -
Structural and seismographic characteristics of a sector of the Magdalena Shelf, western margin of Baja California, Mexico, from 2D seismic reflection profiles
(2021-05-25)The Magdalena Shelf, located on the Pacific margin of Baja California, Mexico, is crosscut by the Tosco-Abreojos transform fault system, while the Santa Margarita and San Lazaro faults are sub-parallel and located east ... -
Theoretical and Experimental Study of Optical Response of Bimetallic Platinum and Gold Nanoparticles: Nanoalloys and Core/Shell Configurations
(2021-06-03)In this research, a theoretical and experimental study of bimetallic gold and platinum nanoparticles is reported. From the green synthesis approach, a combination of rongalite with sucrose is used as a reducing and stabilizing ... -
On the synthesis, structural transformation and magnetocaloric behavior of Ni37.5Co12.5Mn35Ti15 melt-spun ribbons
(2021-01-06)We fabricated Ni37.5Co12.5Mn35Ti15 melt-spun ribbons at linear wheel speeds (WS) of 20 and 8 ms-1 (series A and B, respectively). The effect of a short time thermal annealing (30 min.) between 1023 K and 1173 K on the ... -
Synthesis, structural, and magnetic properties of Heusler-type Mn2-xFe1+xGe (0.0 ≤ x ≤ 1.0) alloys
(2021-07-21)Bulk Mn2-xFe1+xGe (0.0 ≤ x ≤ 1.0) alloys have been synthesized by arc-melting followed by a low temperature homogenization thermal annealing, whereas for comparison purposes the Mn2FeGe alloy was also produced in ribbon ... -
Critical behavior in hexagonal Y2Fe17: magnetic interactions crossover from 3D to 2D Ising model
(2021-04-13)The critical behavior of single phase Y2Fe17 melt-spun ribbons with the Th2Fe17-type crystal structure has been studied around the transition temperature (TC). This alloy undergoes a second-order ferromagnetic (FM)–paramagnetic ... -
Diseño de un Clasificador Automático de Residuos Residenciales
(Academia Journals, 2021-05-15)La contaminación de residuos en nuestro entorno es severa, por esta razón, el presente proyecto tiene como enfoque lograr un aprovechamiento de la basura, en específico, artículos de materiales como el plástico, el vidrio ... -
Sistema de Monitoreo de Defectos Cardiacos Basado en IOT Mediante Electrocardiogramas
(Academia Journals 2021, 2021-05-15)El objetivo principal de este proyecto de tesis es diseñar e implementar un prototipo de sistema de monitorización de signos vitales y aplicarlo a dispositivos móviles que puedan ser utilizados por niños y adultos mayores ... -
Titanium infiltration into ultrathin PMMA brushes
(2021-07-21)Vapor phase infiltration (VPI) is a bottom-up process that involves the infiltration of polymers, often using atomic layer deposition compatible precursors. By exposing a polymer to an organo-metallic precursor, area ... -
Differences in Workplace Risk Perception between Foreign-Born and First-Generation Mexican American Construction Workers
(2021-05-25)Risk perception is used to quantify risks in the industry and is influenced by different socio-demographic variables. This work aims to determine significant differences in the risk perception between Mexican American ... -
Real-Time Sensorless Robust Velocity Controller Applied to a DC-Motor for Emulating aWind Turbine
(2021-02-07)The wind power systems of variable velocity using a doubly-fed induction generator dominate large-scale electrical generation within renewable energy sources. The usual control goal of the wind systems consists of ... -
Functional tests of an in vitro maintenance system prototype type organ-on-chip for skeletal muscle
(2021-07-06)Due to the necessity to develop new systems which maintain the proper conditions for cell growth and cell interaction in vitro, this work has focused on the characterisation of two models of maintenance system prototypes ... -
Variables estratégicas determinantes de las intenciones de comportamiento en espacios protegidos
(2021-04-27)El artículo analiza, estratégicamente, un destino turístico insular con áreas naturales protegidas (Cozumel) a partir de la observación de distintos tipos de motivación enlazados con la imagen cognitiva y afectiva de los ... -
Design of protective vessel and irrigation system for an organ-on-chip device
(2021-02-01)New devices have been in development in the biomedical engineering field which allow to mimic several physiological processes at once or individually. The present work introduces a design and computational simulation of ...