IIT: Envíos recientes
Mostrando ítems 2341-2360 de 2692
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Dispositivo Preventivo De Accidentes Automovilísticos Por Arrollamiento A Infantes
(Academia Journals, 2019-05-22)Existen registros de accidentes automovilísticos en los cuales estuvieron involucrados infantes con consecuencias fatales. Dichos accidentes se generaron regularmente en el momento en que los padres o algún familiar ... -
Prototipo de estación meteorológica
(Academia Journals, 2019-05-15)El prototipo de estación meteorológica es elaborada con el fin de medir variables climáticas tales como: temperatura, humedad, presión, velocidad del viento, agregando la variable de la medición de gases comunes presentes ... -
Propuesta para el entendimiento conceptual del tiro parabólico en base a la realidad aumentada Parte I
(2018-12)La mayoría de los estudiantes de los cursos introductorios de física muestran problemas de entendimiento conceptual. Algunas de las posibles causas son: 1) la enseñanza tradicional, 2) la poca versatilidad por parte del ... -
Purification and glutaraldehyde activation study on HCl-Doped PVA–PANI copolymers with different aniline concentrations
(2019-01-01)In this work, we report the synthesis and purification of polyvinyl alcohol-polyaniline (PVA–PANI) copolymers at different aniline concentrations, and their molecular (1H-NMR and FTIR), thermal (TGA/DTG/DSC), optical ... -
Los valores egocéntricos desfavorecen el comportamiento pro-ambiental de los guías de buceo en el Parque Nacional Arrecifes de Cozumel
(2019-04-10)El buceo como actividad turística ha potencializado la economía, pero también ha impactado a las zonas arrecifales. Durante el buceo, el guía es el principal actor en la protección del ambiente marino, pues ... -
Direct and Indirect measurements of the magnetic and magnetocaloric properties of Ni0.895Cr0.105MnGe1.05 melt-spun ribbons in high magnetic fields
(2019-10-15)We report the magnetic and magnetocaloric properties of rapidly solidified Ni0.895Cr0.105MnGe1.05 melt-spun ribbons studied by both direct (adiabatic temperature change) and indirect (isothermal magnetic entropy change) ... -
Ni-Co-Mn-Sn quaternary alloys: magnetic hysteresis loss reduction and ductility enhancement by iron alloying
(2019-09-01)The influence of Fe-alloying on the structural transition temperatures, microstructure, and mechanical and magnetocaloric properties of polycrystalline Ni41Co9−xFexMn40Sn10 (at. %) (x = 0–3) alloys has been studied. The ... -
Evaluación ergonómica en inspección de transformadores en la empresa TE Connectivity
(2019-05-03)La presente investigación tiene como objetivo principal, determinar el nivel de riesgo al que está expuesto el operador del área de transformadores, esto al momento de realizar cargamentos de material para su inspección y ... -
Enhanced magnetocaloric effect in rapidly solidified HoNi2 melt-spun ribbons
(2019-02-05)The structural, magnetic and magnetocaloric properties of HoNi2 melt-spun ribbons were investigated by X-ray diffraction, magnetization and specific heat measurements. The as-solidified ribbons samples produced are single ... -
Giant low-field magnetocaloric effect in Si alloyed Ni-Co-Mn-In alloys
(2019-01-15)For NiMn-based Heusler alloys, simultaneously achieving high magnetization difference and low thermal hysteresis across the magnetostructural transformation is of crucial importance to obtain large low-field actuated ... -
Critical magnetic and magnetocaloric behavior of amorphous melt-extracted Gd50(Co69.25Fe4.25Si13B13.5)50 microwires
(2019-07)We report on the structural, magnetic, and magnetocaloric properties and critical behavior of high-quality amorphous melt-extracted Gd50(Co69.25Fe4.25Si13B13.5)50 alloy microwires with an average diameter of 42 μm. The ... -
Índice de capacidad para regiones de tolerancia basado en funciones copula
(2019-04-30)Un proceso de manufactura está sometido a distintos factores de carácter aleatorio que hacen imposible fabricar productos exactamente iguales. A través de los años se han desarrollado herramientas estadísticas que permiten ... -
Tuning the reversible magnetocaloric effect in Ni-Mn-In based alloys through Co and Cu co-doping
(2019-03-01)The reversibility of the giant magnetocaloric effect (MCE) through the magnetic field–induced magnetostructural transformation in Ni–Mn–In‐based alloys is a key issue towards the potential magnetic refrigeration applications. ... -
Magnetic properties of GaAs:Mn self-assembled nanostructures grown at relatively high-temperature by Molecular Beam Epitaxy
(2019-04-01)We report the influence of the Mn atomic concentration (at.%) on the nanostructures formation and magnetic properties of GaAs:Mn layers grown by Molecular Beam Epitaxy at a relatively high substrate temperature of 530 °C ... -
Diseño y Modelado de Biorobots
(2019-04)En este proyecto se propusieron varios diseños de plataformas robóticas biónicas: un sistema biomecánico de un robot acuático de aleta dorsal, así como también el sistema articulado de nado de un vehículo subacuático ... -
Application of IoT with haptics interface in the smart manufacturing industry
(2019-05-01)The emerging technologies that make up Industry 4.0, include the Internet of Things and big data. The haptic interfaces have been used in different industries, but apparently, they are not integrated with the two technologies ... -
Dissimilarity-Based Linear Models for Corporate Bankruptcy Prediction
(2019-03-01)Bankruptcy prediction has acquired great relevance for financial institutions due to the complexity of global economies and the growing number of corporate failures, especially since the world financial crisis of 2008. In ... -
Seat Occupancy Detection Based on a Low-Power Microcontroller and a Single FSR
(2019-02-08)This paper proposes a microcontroller-based measurement system to detect and confirm the presence of a subject in a chair. The system relies on a single Force Sensing Resistor (FSR), which is arranged in the seat of the ... -
Hesitant Fuzzy Linguistic Term and TOPSIS to Assess Lean Performance
(2019-02-28)Manufacturing companies usually expect strategic improvements to focus on reducing both waste and variability in processes, whereas markets demand greater flexibility and low product costs. To deal with this issue, lean ... -
Discrete Cosine Transform, Second Edition
(CRC-Press, 2019-05-07)