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Mostrando ítems 1241-1260 de 1794
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Numerical evaluation of friction effects on the energy absorption of square profiles under bending load
(IOP Conference Series: Materials Science and Engineering, 2019)Friction is often associated with undesirable effects on mechanical systems. However, friction could be useful to increase the energy absorption capacity of thin-walled structures subjected to bending loads. The current ... -
Numerical simulation to define the optimized parameters in the plastic injection process using DOE
(RECIT, 2023-09-04)The work proposes the use of numerical simulation and statistical analysis to obtain the parameters we optimize in a plastic injection process, based on the reduction of the total displacement in the product. The variables ... -
Numerical simulations of sandwich structures under lateral compression
(2019-06-30)The current paper analyzes the effect of the cross-section on the energy absorption capabilities of sandwich structures under compressive loads. For this purpose, several cross-section including triangular, square, ... -
Numerical study of a cross flow heat exchanger varying the transverse and longitudinal space to increase heat transfer
(2019-11-05)In this paper a numerical study of a cross flow heat exchanger varying the transverse and longitudinal space to increase heat transfer is presented. The numerical study consists of varying the transverse and longitudinal ... -
Numerical Study of the Energy Absorption Performance of 3D Printed Sandwich Structures
(2023-10-20)Nowadays, Fused Deposition Modeling (FDM) is a powerful tool for manufacturing complex components, due to its customizability, low cost, accessibility, and fast prototyping time. It is an alternative for creating ... -
O-carboxymethyl chitosan/gelatin/ silver-copper hydroxyapatite composite films with enhanced antibacterial and wound healing properties
(2022-08-21)Wound dressing composite films of O-carboxymethyl chitosan (OCMC) and gelatin were prepared and mixed with hydroxyapatite (HA) composited with Silver (Ag) and Copper (Cu) at different concentrations. The chemical, ... -
Obesidad Percibida en jóvenes universitarios
(Universidad de Guanajuato, 2018)Actualmente la obesidad es considerada una variable relevante a nivel mundial. Por ello, el objetivo de esta investigación fue analizar la obesidad percibida en jóvenes que trabajan y estudian y viven sus primeras experiencias ... -
Obesidad percibida en jóvenes universitarios
(Universidad de Guanajuato, 2018)Actualmente la obesidad es considerada una variable relevante a nivel mundial. Por ello, el objetivo de esta investigación fue analizar la obesidad percibida en jóvenes que trabajan y estudian y viven sus primeras experiencias ... -
Observations and Modeling of Soil Moisture and Evapotranspiration in Irrigated Urban Parks of a Desert City
(AGU Fall Meeting Abstracts, 2019-12-01)Outdoor water use in urban parks consists of a considerable fraction of the water demands in Phoenix, Arizona. Hence, ecohydrological processes need to be carefully considered to improve outdoor irrigation management in ... -
Obstáculos en la complementación de tecnologías avanzadas para la manufactura
(Academia Journals, 2018-08-20)Resumen: Una de las estrategias que siguen las empresas para mantenerse en el ambiente competitivo actual y globalizado, es invertir en tecnologías avanzadas para la manufactura, las cuales ofrecen flexibilidad agilidad y ... -
Los obstáculos que tienen las estudiantes de la Universidad Autónoma de Ciudad Juárez que dirigen una micro o pequeña empresa en Juárez, Chihuahua, México
(McGraw Hill, 2024-01-01)La participación de la mujer en la esfera pública toma sin duda cada vez mayor relevancia, el ingreso a la educación superior y su participación en el ámbito laboral cada vez es más destacado, sin embargo, el camino sigue ... -
Obtención de cordierita hexagonal mediante el método de sinterización, partiendo de polvo de vidrio cristalizable y de óxidos comerciales
(Academia Journals, 2020-11-04)La cordierita se usa como material refractario para la conformación de elementos de calentamiento utilizados en la fabricación de equipos de calefacción, hornos, intercambiadores de calor, resistencias, fusibles, entre ... -
Obtención de Intervalos de Confianza para Eigenvalores de un Proceso de Inyección de Plástico
(Academia Journals, 2021-05-13)La metodología de superficie de respuesta es una herramienta importante para la optimización de procesos de diversas naturalezas. En la literatura se han encontrado diferentes aplicaciones que abarcan diversas áreas del ... -
On Properties of Torsional Metric Spaces
(2018-08-09)We apply general tensor calculus to arbitrary nonrelativistic classical Lagrangian systems and derive general relationships between the torsion tensor and other quantities associated with the coordinate configuration space, ... -
On solutions of PDEs by using algebras
(2022-01-05)The components of complex analytic functions define solutions for the Laplace's equation, and in a simply connected domain, each solution of this equation is the first component of a complex analytic function. In this ... -
On the Cantor and Hilbert cube frames and the Alexandroff-Hausdorff theorem
(2021-10-01)The aim of this work is to give a point-free description of the Cantor set. It can be shown that the Cantor set is homeomorphic to the p-adic integers for every prime number p. To give a point-free description of the Cantor ... -
On the development and characterization of a MOEMS based bidirectional flowmeter
(Sociedad Mexicana de Ciencia y Tecnología de Superficies y Materiales A.C., 2018)In this work we provide: a) detail description of the MEMS sensing element device including its design parameters, FEA analysis, b) fabrications steps, c) integration into a 3D printed prototyping package and a collecting ... -
On the development and characterization of a MOEMS based bidirectional flowmeter
(Sociedad Mexicana de Ciencia y Tecnología de Superficies y Materiales A.C., 2018-09-26)There a great interest in to develop UV detectors to strategic applications such as secure communications or monitoring UV spectrum. There are several approaches to the production of p- n junctions to that purpose using ... -
On the Electronic Structure of 2H-MoS2: Correlating DFT Calculations and In-Situ Mechanical Bending on TEM
(2022-09-28)We present a systematic density functional theory study to determine the electronic structure of bending 2H-MoS2 layers up to 75deg using information from in-situ nanoindentation TEM observations. The results from HOMO/LUMO ... -
On the Equivalence between Abstract Dialectical Frameworks and Logic Programs
(2019-09-01)Abstract Dialectical Frameworks (ADFs) are argumentation frameworks where each node is associated with an acceptance condition. This allows us to model different types of dependencies as supports and attacks. Previous ...