Listar Artículo en revista de investigación por título
Mostrando ítems 38-57 de 823
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Absorción de energía de estructuras tipo sándwich con base cuadrada sujetas a cargas de compresión
(2018-12-01)En el presente artículo se realiza un análisis numérico de la absorción de energía de perfiles de pared delgada tipo sándwich. Para tal objetivo diversas configuraciones de arreglos cuadrangulares fueron evaluadas empleando ... -
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 ... -
Adaptive filter with Riemannian manifold constraint
(2023-06-02)The adaptive filtering theory has been extensively developed, and most of the proposed algorithms work under the assumption of Euclidean space. However, in many applications, the data to be processed comes from a non-linear ... -
Additive manufacturing of green composites: Poly (lactic acid) reinforced with keratin materials obtained from Angora rabbit hair
(2020-11-24)In this research, additive manufacturing of polylactic acid (PLA) reinforced with keratin was studied. Keratin was obtained from Angora rabbit hair and modified with NaOH. Scanning electron microscopy (SEM) images showed ... -
Adhesive and Cohesive Strength in FeB/Fe2B Systems
(2018-05-01)In this work, FeB/Fe2B systems were evaluated by the scratch test. The powder-pack boriding process was performed on the surface of AISI M2 steel. The mechanical parameters, such as yield stress and Young’s modulus of the ... -
Adsorption of serum protein in chitosan-coated and polyethyleneimine-coated magnetite nanoparticles
(2021-11-03)Magnetite (Fe3O4) nanoparticles provide several possibilities for a compelling platform for medical applications due to their magnetic properties. In the same way, functionalization with polymers provides several properties ... -
Advances for the Development of In Vitro Immunosensors for Multiple Sclerosis Diagnosis
(2021-02-25)The diagnosis of diseases based on immunosensors have been objective of research in the last years, providing an improvement for a rapid detection, high sensitivity, precision, accuracy, specificity and resolution. Areas ... -
Aerodynamic Study Of The Rear Spoiler Profile Of A Pick-Up Vehicle
(2023)Aerodynamic drag in pick-up type vehicles is one of the main issues concerning their high fuel consumption. External devices attached to their body frame, such as spoilers, have been developed to reduce the drag. In this ... -
Agotamiento Emocional y su Relación con el Estrés de los Empleados que Laboran en la Industria Manufacturera
(2021-05-16)Hoy en día se ha demostrado que la salud mental tiene un papel sumamente valioso en la vida personal. El entorno laboral no es la excepción, las organizaciones solicitan con mayor frecuencia a personal ... -
AHP Topsis para la selección de proveedores considerando el riesgo asociado a la calidad
(2018-01-15)El problema de selección de proveedores es un problema complejo que integra muchos atributos, muchos de los cuales se encuentran en conflicto o es difícil de medir. En este artículo se presenta una metodología multicriterio ... -
Airy pattern on narrow photoluminescence spectrum of band to band recombination in CdTe:Te thin films
(2018-02-01)Semiconductor CdTe:Te films were deposited by means of rf sputtering on glass substrates. The excess of Te gave place to a high number of Cd-vacancies (VCd) producing p-type CdTe films. The density of carriers produced a ... -
Algoritmo de Demodulación Heterodina en un FPGA para Datos de Interferogramas
(2021-12-27)En este trabajo se propone el diseño de un sistema digital embebido basado en bloques de hardware específico que implementa el algoritmo de demodulación heterodina. Con esto será posible demodular la señal obtenida de ... -
Algoritmo predictivo de la intención de agarres en una prótesis robótica de mano impresa en 3D
(2022-06-27)Las prótesis mioeléctricas son prótesis eléctricas controladas por señales mioeléctricas, poseen un alto grado de rehabilitación a un mayor costo que las prótesis funcionales. La investigación se enfoca en comparar dos ... -
Aluminium oxide formation via atomic layer deposition using a polymer brush mediated selective infiltration approach
(2020-03-06)Area selective deposition (ASD) is an emerging method for the patterning of electronic devices as it can significantly reduce processing steps in the industry. A potential ASD methodology uses infiltration of metal precursors ... -
An ACO-based Hyper-heuristic for Sequencing Many-objective Evolutionary Algorithms that Consider Different Ways to Incorporate the DM's Preferences
(2022-11-19)Many-objective optimization is an area of interest common to researchers, professionals, and practitioners because of its real-world implications. Preference incorporation into Multi-Objective Evolutionary Algorithms (MOEAs) ... -
An Additive Chen Distribution with Applications to Lifetime Data
(2023-01-24)This paper presents a lifetime model with properties representing increasing, decreasing, and bathtub curve shapes for failure rates. The proposed model was built based on the additive methodology, for which the Chen ... -
An empirical study of the effect that a computer graphics course has on visual-spatial abilities
(2019-11-05)Visual-spatial abilities are relevant for performing diverse everyday tasks as well as being successful in multiple fields. This work provides empirical evidence supporting the claim that studying a computer graphics course, ... -
An Enhanced Lightweight IoT-based Authentication Scheme in Cloud Computing Circumstances
(2019-05-06)With the rapid deployment of the Internet of Things and cloud computing, it is necessary to enhance authentication protocols to reduce attacks and security vulnerabilities which affect the correct performance of applications. ...