Artículo en revista de investigación: Envíos recientes
Mostrando ítems 781-800 de 1091
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Fabricación de fibras poliméricas a base de PLA obtenidas mediante electrohilado
(2020-03-05)El electrohilado es una técnica que permite la obtención de fibras poliméricas en escala micro y nanométrica, las cuales son ampliamente utilizadas en ingeniería tisular y otras áreas biomédicas como biosensores y sistemas ... -
Burnout syndrome in middle and senior management in the industrial manufacturing sector of Mexico
(2019-01-04)Due to globalization and the accelerated growth of technology, ever more employees of companies are affected by burnout syndrome, the psychological nature of which requires a prolonged response to chronic interpersonal ... -
Mental workload assessment software in spanish language: development and validation
(2020-01-01)Mental workload assessment is a complex construct that requires of effective software solutions that enables the application of a group of techniques in Spanish language. As methods, the Quality Function Deployment (QFD) ... -
Development of the NASA-TLX multi equation tool to assess workload
(2020-01-01)The NASA-TLX method has been used more than 20 years to assess mental workload. NASA-TLX is a multidimensional technique to provide a score based on six subscales: mental demand, physical demand, temporal demand, performance, ... -
Prediction of time series using wavelet Gaussian process for wireless sensor networks
(2020-01-08)The detection and transmission of a physical variable over time, by a node of a sensor network to its sink node, represents a significant communication overload and consequently one of the main energy consumption processes. ... -
Implementing a novel use of multicriteria decision analysis to select IIoT platforms for smart manufacturing
(2020-03-02)Industry 4.0 is having a great impact in all smart efforts. This is not a single product but is composed of several technologies, one of them being Industrial Internet of Things (IIoT). Currently, there are very varied ... -
Optimización topológica del brazo de suspensión inferior mediante elemento finito
(2019-12-02)En esta investigación, se realizó la optimización topológica (OT) del brazo de control inferior (BCI) Mcpherson tipo L, el objetivo de este estudio es reducir peso en el componente y mantener las propiedades mecánicas ... -
Reliability analysis for DC motors under voltage step-stress scenario
(2020-03-10)In reliability analysis, different stress techniques are used to know the lifetime and performance of electrical devices via accelerated life testing. One of these stress technique is the step stress, which combines the ... -
Superparamagnetic state in La0.7Sr0.3MnO3 thin films obtained by rf-sputtering
(2020-02-13)A novel superparamagnetic state has been observed in high quality La0.7Sr0.3MnO3 (LSMO) thin films directly grown by rf-sputtering on SiOx/Si(100) substrates. The films are nanostructured without grain boundaries, constituted ... -
Large magnetic entropy change and refrigeration capacity around room temperature in quinary Ni41Co9-xFexMn40Sn10 alloys (x= 2.0 and 2.5)
(2020-06-05)We report the magnetocaloric properties of two Fe-containing quinary bulk polycrystalline alloys of nominal compositions Ni41Co7Fe2Mn40Sn10 and Ni41Co6.5Fe2.5Mn40Sn10 that were determined by indirect and direct methods. ... -
Synergetic Application of Multi-Criteria Decision-Making Models to Credit Granting Decision Problems
(2019-11-22)Although various algorithms have widely been studied for bankruptcy and credit risk prediction, conclusions regarding the best performing method are divergent when using different performance assessment metrics. As a ... -
Porous lattice structure of femoral stem for total hip arthroplasty
(2020-04-30)Total Hip Arthroplasty (THA) is one of the surgical procedures carried out satisfactorily in procedures for osteoarthritis and trauma lesions. ATC surgery reduces pain and improves the quality of life of young patients. ... -
Haptic augmentation towards a smart learning environment: The haptic lever design
(2020-05-01)This paper presents the design of a haptic interface called the Haptic Lever, to show four force-related phenomena for haptic augmentation towards Smart Learning Environments. The Haptic Lever is a mechanism with a ... -
Magnetite nanoparticles coated with PEG 3350-tween 80: In vitro characterization using primary cell cultures
(2020-02-02)Some medical applications of magnetic nanoparticles require direct contact with healthy tissues and blood. If nanoparticles are not designed properly, they can cause several problems, such as cytotoxicity or hemolysis. A ... -
Identificación y cuantificación de diclofenaco en aguas residuales de Ciudad Juárez
(2019)Los estudios para la detección de fármacos anti-inflamatorios no esteroideos en cuerpos de agua son escasos en México. Particularmente en Ciudad Juárez no se cuenta con registros de esta clase de análisis, por ello, se ... -
Aplicación De Realidad Aumentada Como Apoyo En El Proceso De Enseñanza-Aprendizaje
(2019-11)En el presente trabajo se muestra una aplicación con realidad aumentada basada en marcadores tomados del libro de texto de la materia de español del primer grado de primaria. Para el desarrollo de la aplicación se utilizó ... -
Wi-Fi 6: Características Y Aspectos Particulares Del Estándar IEEE-802.11ax
(2019-11)El estándar IEEE 802.11 de red de área local inalámbrica se ha desarrollado por más de 28 años desde su primera versión con velocidad a 2 Mbit/s. La última versión de Wi-Fi está por aparecer, la versión ax, que alcanza la ... -
Esquemas de corrimiento de fase: estudio comparativo
(2019-12)La interferometría por corrimiento de fase es una técnica bien establecida para mediciones de fase, la cual requiere de una serie de patrones de franjas corridos en fase. En este trabajo, se analizan dos algoritmos de ... -
Sistema De Administración De Clientes, Ventas E Inventario Para Empresarios De Redes De Mercadeo
(2019-11)Se presenta el desarrollo de un sistema para la administración de clientes, ventas e inventario utilizado por empresarios de redes de mercadeo. Cuando la red de mercadeo empieza a crecer es difícil mantener organizada la ... -
Structural transformation of vanadate nanotubes into vanadate oxides nanostructures during the dry reforming of methane
(2019-09-20)The metal-containing vanadate nanotubes namely MeVO-NT (Me=Ni, Co or Pt) were in situ transformed into vanadate oxides nanostructures i.e., MeVxOy, during the methane dry reforming. All the experimental observations through ...