Artículo en revista de investigación: Envíos recientes
Mostrando ítems 601-620 de 1091
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Probabilistic Linear Time-Dependent Stress Beam Analysis and Its Stress-Strength Reliability
(2021-04-12)Based on the principal stress values generated by the bending beam, the material’s strength required at 10^6 cycles is determined depending on time. To determine the stress/strength reliability (R(t)), the stress distribution ... -
Aplicación AMEF con MOORA para la evaluación de un caso
(2021-01-01)El análisis de modo y efecto de falla (AMEF) es un método para identificar y evaluar los riesgos potenciales empleando un número de prioridad de riesgo RPN para evaluar las influencias de las fallas y así poder lanzar una ... -
A theoretical catalytic mechanism for methanol reforming in CeO2 vs Ni/ CeO2 by energy transition states profiles
(2021-05-25)We present a theoretical study using Halgren-Lipscomb algorithm assisted by DFT + U to determine the catalytic mechanism for hydrogen production by steam reforming of methanol over CeO2 and Ni/CeO2 model catalytic surfaces. ... -
Comparison of the corrosion performance of alloys HP40 and T22 exposed to molten salts at high temperature
(2021-02-27)The molten salt corrosion performance of SS-HP40 with high Cr content and carbon steel T22 with low Cr content were investigated. The corrosion behavior was obtained using three techniques: potentiodynamic polarisation ... -
Impact of job strain and being overweight on middle and senior managers from the manufacturing sector in the Mexican industry
(2021-06-16)This research work establishes the relationship between job strain and being overweight among Mexican managers. Recently in Mexico, there has been a sharp increase in work-related diseases and mental health disorders. ... -
Desarrollo de una red IOT basada en tecnología Lorawan para seguimiento de vehiculos
(2021-06-16)Resumen: En la presente investigación se propone el desarrollo de una alternativa que sea más económica y de fácil adquisición para la localización de los vehículos en el estado de Chihuahua, así mismo se realiza la ... -
The Relationship Between the Burnout Syndrome Dimensions and Body Mass Index as a Moderator Variable on Obese Managers in the Mexican Maquiladora Industry
(2021-02-04)Burnout syndrome (BS) and obesity are two growing conditions that affect employees’ health and company productivity. Recently, several studies have pointed to a possible relationship between both phenomena. However, such ... -
Citrulline malate transdermal delivery through integrating into polyvinyl alcohol (PVA) nanofibers
(2021-06-08)Citrulline Malate (CM) is a pre-workout energy supplement, frequently used to reduce fatigue in sports that require high levels of energy. Typically, oral intake should occur at least 2 h before undertaking sport, in order ... -
Battery-Less Power Management Circuit Powered by a Wearable Piezoelectric Energy Harvester
(2021-08-10)A system that aims to manage the energy harvested from the finger movement using a glove-type garment is proposed. For this, five polyvinylidene difluoride (PVDF) film-type sensors are mounted on different interphalangeal ... -
Impact of Co-Worker Support and Supervisor Support Among the Middle and Senior Management in the Manufacturing Industry
(2021-05-21)The purpose of the this research work was to evaluate the impact of social support (through its two dimensions: co-worker support and supervisor support) on the reduction of the burnout syndrome (considering its three ... -
Apoyo del supervisor: su influencia en la autonomía, cohesión y percepción de apoyo organizacional en una dependencia del gobierno
(2021-07-01)El objetivo de este trabajo fue establecer, en una dependencia del sector público mexicano, si el apoyo que brinda el supervisor influye en la percepción de apoyo organizacional, la autonomía y la cohesión grupal. El método ... -
Plasma and chemical treatments of zirconia surface for cell response improvement: A comparative study
(2021-07-24)Zirconia is an inert implantable biomaterial with poor or null cell response. To enhance this condition of inertness, surface modification can be used to induce bioactivity improving the implant-tissue interaction. For ... -
PFDA-FMEA, an Integrated Method Improving FMEA Assessment in Product Design
(2021-02-04)Product Design (PD) currently faces challenges in new product development, since the industry is in a rush to introduce new products into the market, with customers demanding products that are faster, cheaper, and free ... -
Comparación de métodos de optimización para un experimento con múltiples variables de respuesta
(2021-06-19)Dentro del proceso de experimentación estadística existen ciertas variables que en conjunto determinan las con-diciones ideales de múltiples variables de respuesta. Un reto importante dentro de la optimización de modelos ... -
Development of an application for OEE monitoring with industry 4.0 tools: case study in a home security equipment manufacturer
(2021-03-01)Como parte de la evolución tecnológica que propone la industria 4.0, la adopción de las tecnologías de la información en los procesos de manufactura presenta un beneficio en la forma de administrar los procesos industriales. ... -
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 ... -
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 ...