Artículo en revista de investigación: Envíos recientes
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Project portfolio selection with scheduling: an evolutionary approach
(2019)This paper addresses the project portfolio selection problem enriched with scheduling. Thefactors considered for project scheduling are: the planning time horizon and the negative impact of theproject completion time on ... -
The use of cryptocurrencies in the money laundering process
(2019-05-07)This paper aims to analyze the money laundering process itself, how cryptocurrencies have been integrated into this process, and how regulatory and government bodies are responding to this new form of currency. -
CODAS HFLTS Method to Appraise Organizational Culture of Innovation and Complex Technological Changes Environments
(2019-12-09)Sustainable development implies establishing principles, objectives and strategies within organizations that impact the organizational culture in innovation. However, a method needs to be defined in order to know the ... -
Finding the Best Third-Party Logistics in the Automobile Industry: A Hybrid Approach
(2018-11-18)Given the current economic climate, many companies are considering outsourcing some activities to reduce costs and to focus on their core competency; thus, by adopting a competency-focused approach they enhance their ... -
Study of the thermal diffusivity of nanofluids containing SiO2 decorated with Au nanoparticles by thermal lens spectroscopy
(2019-08-05)In this work, silicon dioxide (SiO2) spheres and gold nanoparticles (Au) were prepared. The SiO2 was used as a platform to deposit the gold nanoparticles. The SiO2 structures were synthesized employing the Stöber method. ... -
Diseño de Librería con Enfoque Didáctico para Control de Robots Manipuladores en Sistemas Embebidos
(2019-11-01)In the present paper, a computational tool for position/orientation control of a n-degrees of freedom manipulator robot is shown. The tool contains the necessary functions in order to calculate the robot’s forward kinematics ... -
Low temperature synthesis of alpha alumina platelets and acicular mullite in MgO-Al2O3-SiO2 system
(2019-03-15)The refractory materials are more reliable and less expensive, this research is based on materials like alumina and mullite because it offers a very high refractoriness. In the present study an acicular mullite and a-alumina ... -
Effect of NiO and MoO3 addition on the crystallinity and mechanical properties of α-cordierite and β-cordierite in the MgO-Al2O3-SiO2 system
(2019-03-27)The cordierite is one of the most important phases within the MgO-Al2O3-SiO2 (MAS) system. In this study, the crystallization and microstructure of cordierite was analyzed. Four samples were prepared, which were subjected ... -
Montaje de un Banco de Pruebas para Medir Esfuerzos de Contacto y Vibración en Pares de Engranes
(2019-09)En esta investigación se propone el montaje de un banco de pruebas para la medición experimental de esfuerzos y vibraciones en pares de engranes en contacto. La medición de los esfuerzos de contacto se realizó usando ... -
Optimización del diseño de los engranes del reductor de un vehículo todo terreno
(2019-12)En la actualidad existe la tendencia de diseñar componentes mecánicos capaces de soportar elevadas cargas de operación y que al mismo tiempo sean lo más ligeros posibles. Ambas condiciones son opuestas ya que, al aligerar ... -
Effect of extrapallial protein of Mytilus californianus on the process of in vitro biomineralization of chitosan scaffolds
(2019-08)Biomineralization is the process by which diverse organisms have the capacity to create heterogeneous accumulations, derived from organic and inorganic compounds that induce the process of mineral formation. An example of ... -
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, ... -
Análisis Metodológico del Esfuerzo Normal sigma(y) Basado en Deflexión Elástica
(2019-11-02)El problema en la determinación de los esfuerzos normales (𝜎𝑥,𝜎𝑦,𝜏𝑥𝑦) en una sección transversal utilizando como base la deflexión elástica, se basa en el hecho de que las metodologías existentes aún presentan ... -
Study of indium tin oxide–MoS2 interface by atom probe tomography
(2019-12)The molybdenum disulfide (MoS2) and indium tin oxide (ITO) interface were studied by atom probe tomography (APT). Raman spectroscopy, scanning electron microscopy, and grazingincidence x-ray diffraction measurements were ... -
Effect of radial clearance and holes as crush initiators on the crashworthiness performance of bi-tubular profiles
(2019-07-01)The use of bi-tubular structures has gained importance in the design of energy absorption systems for protectionof passengers in train collisions. Therefore, it is critical to improve the crashworthiness performance of ... -
Sol-Gel and Electrospinning Synthesis of Lithium Niobate-Silica Nanofibers
(2019-03-26)Lithium niobate-silica fibers were produced by the combination of the sol-gel method and the electrospinning technique. Two sol-gel solutions starting from niobium-lithium ethoxide and tetraethyl orthosilicate were prepared ... -
Dynamics for an electric pendulum
(2019)The Lagrangian formulation is an extensive tool for the analysis of physical systems. In particular, we have applied the Lagrangian procedureto deduce the dynamics and stability for an electric pendulum system. ... -
Aspectos innovadores de realidad virtual y sensores cinéticos para una mejora significativa utilizando el algoritmo de Fireworks para un juego Wii de un deporte colaborativo para una sociedad en una Smart City
(2019-04-25)Cada cierto tiempo se publica un nuevo informe sobre la obesidad infantil. Los malos hábitos alimentarios y la vida cada vez más sedentaria de los niños en una sociedad fronteriza, ha provocado un aumento alarmante en los ... -
Determination of the Chemical Composition of Lithium Niobate Powders
(2019-07-03)Existent methods for determining the composition of lithium niobate single crystals are mainly based on their variations due to changes in their electronic structure, which accounts for the fact that most of these methods ... -
Diseño y Control de Orientación para un Sistema Estabilizador de Tres Grados de Libertad
(2019-11-01)This article presents the design and control of a gimbal robot that moves freely throughout three axes. It shows the development of the robot fully from a geometric representation of the movements that affect the system ...