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Mostrando ítems 1001-1020 de 1794
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Regional Heterogeneity of Preferences and Intergovernmental Transfers
(2021-02-25)We develop a model with optimal shares of inter-governmental transfers, and we apply a simulation analysis of our model for the case of Mexico. The main outcomes of this paper are: first, we provide exact estimates of ... -
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 ... -
Design of a Modular Plantar Orthosis System through the Application of TRIZ Methodology Tools
(2021-02-25)Innovations within the medical device sector are constantly and rapidly emerging due to increasing demand, especially for orthosis systems, which usually constitute built rigids with low comfort, due mainly to the ... -
Geodesics of Hayward black hole surrounded by quintessence
(2021-02-26)Basing on the ideas used by Kiselev, we study the Hayward black hole surrounded by quintessence. The values critical of mass and the normalization factor are obtained. We also described the horizons and the extremal ... -
Analysis, design and development of a framework focused on augmented reality applications: Medical rounds case
(2021-02-26)Augmented reality is a technology that opens doors to experience interactions with virtual and real-world elements. It provides an opportunity to acquire knowledge and practical skills through software. However, it is ... -
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 ... -
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. ... -
Derivadas de eigenvalores y eigenvectores en un sistema discreto
(2021-03-04)A direct procedure for obtaining the derivatives of the eigenvalues and eigenvectors is implemented in two degrees of freedom system. A sensitivity analysis of the first eigen value and the first eigenvector elements is ... -
Estudio del efecto magnetocalórico asociado a la transformación magneto-elástica en aleaciones Rh-Fe y Mn-Cr-Sb
(2021-03-05)Este es el informe técnico (definitivo) correspondiente a la etapa 1 del proyecto A1-S-37066 de Ciencia Básica, financiado por la SEP- CONACYT. -
Dimensional Analysis under Linguistic Pythagorean Fuzzy Set
(2021-03-08)Dimensional analysis under linguistic Pythagorean fuzzy set (DA-LPFS) is a technique to handle qualitative (intangible) as well as the interactions between criteria, by combining dimensional analysis (DA) and Pythagorean ... -
Centipede Bio-Extremity Elastic Model Control
(2021-03-09)In this research, a specimen of arthropod, infraspecies Cormocephalus calcaratus (centipede) is the matter of study for modeling its trunk-limb biomechanics. The endoskeletal system was built to model and approach its ... -
Miedo al Covid, agotamiento y cinismo: su efecto en la intención de abandono universitario
(2021-03-15)La pandemia de Covid-19 ha impactado sin lugar a duda al sector educativo. Entre sus posibles consecuencias se encuentran la aparición y desarrollo del síndrome de Burnout y la intención de abandono por parte de estudiantes. ... -
Unveiling quantum superparamagnetism by interacting monodomains in multiferroic Er-doped bismuth ferrate nanostructured particles
(2021-03-15)In the last few years, the quantum superparamagnetic (QSP) phenomenon has been reported in isolated ultrasmall nanoparticles. In this work, a QSP state and superparamagnetic (SP) state in nanostructured Er-doped BiFeO3 ... -
Mathematical modeling of a 3-CUP parallel mechanism using the Fermat point
(2021-03-18)This document is devoted to the analysis of the pose and velocity kinematics, as well as of the dynamics, for a parallel mechanism with three degrees of freedom, of the type known as 3-CUP. This mechanism is constituted ... -
Magnetoelastic transition and magnetocaloric effect in induction melted Fe100-xRhx bulk alloys with x = 50, 51
(2021-03-23)Magnetoelastic transitions (METs) in bulk in nearly equiatomic Fe-Rh alloys produced by arc melting may show poor reproducibility related to insufficient chemical homogeneity and presence of impurity phases in variable ... -
Comparativa de resistencia a la compresión y características de concreto tradicional contra concreto agregado PET reciclado
(Academia Journals, 2021-03-23)En este artículo se presentan los resultados obtenidos de la investigación llevada a cabo entre dos mezclas de concreto, una con ingredientes tradicionales y la otra con un porcentaje de agregado PET reciclado en sustitución ... -
Elliptic functions and lattice sums for effective properties of heterogeneous materials
(2021-03-24)Effective properties of fiber-reinforced composites can be estimated by applying the asymptotic homogenization method. Analytical solutions are possible for infinite long circular fibers based on the elliptic quasi-periodic ... -
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 ... -
Análisis de falla y determinación de causa raíz de fracturas en componentes de aluminio para la industria automotriz
(2021-03-31)En el presente trabajo, se estudió la fractura de rines de aluminio, se determinó el origen y la causa raíz del mismo a través de técnicas metalográficas y fractográficas. El entendimiento de este fenómeno lleva a una ... -
Elaboración de biopelículas de quitosano-almidón y nanopartículas de ZnO para empaques biomédicos.
(2021-03-31)Esta investigación se centra en el desarrollo y la caracterización de películas de polímeros a base de quitosán y almidón, reforzadas con nanopartículas de óxido de zinc obtenidas de baterías de desecho. Se sintetizaron ...