Artículo en revista de investigación: Envíos recientes
Mostrando ítems 181-200 de 946
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Método Taguchi para la optimización de parámetros en la simulación numéricadel proceso de inyección de plástico
(2023-10-24)This paperproposes the use Taguchi method for parameter optimization in the numerical simulation stage for the injection molding processto reducethe total displacement ofthe product. The variables of melting ... -
CuS thin films coated with bioglass 45S5/TiO2 Nps and CuS/Zeolite ZMS5/1.5 [Ti] for urea biosensing applications
(2023-09-25)In this article, the implementation of chalcogenide semiconductor and bioceramics thin films to sense urea is reported. The CuS semiconductor was deposited over rigid substrates by chemical bath technique, characterized ... -
Morphometry of the Samalayuca dunes, Northern Chihuahua, Mexico
(2023-08-30)The Samalayuca Dunes (SMD) (Médanos de Samalayuca), Chihuahua, México, are one of México’s largest and least studied dune fields, now managed as a Protected Area for their ecological characteristics. We present a morphometric ... -
A Data Analytic Monitoring with IoT System of the Reproductive Conditions of the Red Worm as a Product Diversification Strategy
(2023-09-21)The Internet of Things (IoT) is becoming increasingly important due to the ability to collect data in real time and monitor the performance of systems. In this sense, the objective of the project is to create an IoT system ... -
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 ... -
Corrosion Fatigue Analysis in Power Steam Turbine Blade
(2023-03-08)The corrosion fatigue behavior of a martensitic stainless steel AISI 410 with 12% Cr, used in the fabrication of steam turbine blades at low pressure (L-P), was studied using the electrochemical noise technique (EN) under ... -
Stress concentration reduction in an axially loaded rectangular bar with an elliptical hole
(2023-03-17)Two-dimensional finite element analysis was used for stress concentration factors estimation in a wide range of bar-ellipse height and height-width elliptical hole ratios in a tensile bar. Least squares ... -
Modelo numérico de un maniquí cabeza-cuello para pruebas de choque
(2023-06-15)When car crashes occur, the impact energy is transferred to passengers, provoking fatalities and severe injuries. In this sense, the use of dummies to analyze the effect of dynamic loads on the human body is increasing. ... -
Reliability by Using Weibull Distribution Based on Vibration Fatigue Damage
(2023-09-14)In this paper, a Weibull probabilistic methodology is proposed with an approach to model vibration fatigue damage accumulation using two parameters: Weibull distribution and a nonlinear fatigue damage accumulation model. ... -
Applications Analyses, Challenges and Development of Augmented Reality in Education, Industry, Marketing, Medicine, and Entertainment
(2023-02-21)Thisstudyaimstodevelopsystematicresearchaboutaugmentedreality(AR)problems, challenges,andbenefitsinthecurrentapplicationsoffivefieldsofinterest.Articleswereselected fromscientific,technical,academic,andmedicaldatabasesof ... -
Exploring the internet of things based on ESP8622: tools and case study
(2023-09-20)This project focuses on exploring internet of things based on ESP8266 by the development of an application for mobile devices with the control and monitoring operation of an automatic pet feeder. The document presents ... -
Design and Development of a MOEMS Accelerometer Using SOI Technology
(2023-01-16)The micro-electromechanical system (MEMS) sensors are suitable devices for vibrational analysis in complex systems. The Fabry–Pérot interferometer (FPI) is used due to its high sensitivity and immunity to electromagnetic ... -
Satisfacción laboral en tiendas de conveniencia mexicanas: un análisis desde la teoría de recursos-demandas laborales
(2023-05-30)Desde la teoría de recursos-demandas laborales, se evalúan los efectos del liderazgo, ajuste persona-organización, claridad de rol y agotamiento sobre la satisfacción laboral, en tiendas de conveniencia mexicanas. Asimismo, ... -
Vibration Fatigue Life Reliability Cable Trough Assessment by Using Weibull Distribution
(2023-03-30)In this paper, the formulation to incorporate the used vibration profile, the stress generated by the product’s application, mass, and the resonance frequency is given. After that, based on the vibration output data, the ... -
Efectos del conflicto trabajo-ocio: un análisis multigrupo entre centennials y millennials
(2023-03-16)El trabajo y el ocio son actividades distintas, pero ambas importantes para la vida. Esta investigación analizó el efecto del conflicto trabajo-ocio en el desempeño, mediado por estrés percibido y satisfacción laboral. Se ... -
Weibull stress method to determine the minimum required strength to improve the actual reliability
(2023-03-21)The method to determine the minimum strength that a product must present to improve the product’s reliability from its actual R(t) to a desired R(t2) index are given. Themethod can be performed in both the normal and ... -
Pre-twisted calculus and differential equations
(2023-07-10)In this paper we introduce the φA-differentiability for functions f:U⊂R^k→R^n, where U is an open set, A is the linear space R^n endowed with a unital associative commutative algebra product, and φ:U⊂R^k→A is a differentiable ... -
Residual 3D convolutional neural network to enhance sinograms from small-animal positron emission tomography images
(2023-05-05)Positron emission tomography (PET) has been widely used in nuclear medicine to diagnose cancer. PET images suffer from degradation because of the scanner’s physical limitations, the radiotracer’s reduced dose, and the ... -
Effective properties of centro-symmetric micropolar composites with non-uniform imperfect contact conditions
(2023-06-01)In this work, the homogenization theory is addressed within the framework of three-dimensional linear micropolar composite materials with centro-symmetric constituents and non-uniform imperfect interface conditions. The ...