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De currículos escolares a objetos digitales de aprendizaje
(V Jornada de Campus VirtualesV Jornada de Campus Virtuales, 10/01/2014)
La presencia de las Tecnologías de la Información y las Comunicaciones (TICs) en la educación ha venido ampliándose a partir de la construcción de software y hardware para el aprendizaje, lo cual está sustentado en la idea ...
A System for Mobile Learning: A Need in a Moving World
(07/04/2013)
This paper presents MLEA, a mobile learning application that brings together functionalities of Android devices, Moodle LMS and needs of Mobile learning system users. The application is an answer to young adult learners ...
Experimental research on the effects of water application on greenhouse gas emissions from beef cattle feedlots
(2014-04-30)
The effect of water application (e.g., through rainfall or sprinkler system) on emissions of greenhouse gases (GHGs), such as nitrous oxide (N2O), methane (CH4), and carbon dioxide (CO2), from pen surfaces of open-lot beef ...
Efecto de la Temperatura de Deposición en los Parámetros Estructurales y de Transición Metal-Aislante, de Películas Delgadas de Dióxido de Vanadio (VO2)
(2013-07-05)
Se investigó el efecto de la temperatura de deposición en los parámetros estructurales y de transición de la fase metal–aislante en películas delgadas de VO2, producidas mediante la técnica de Erosión Iónica en ...
Multisensory System for Fruit Harvesting Robots. Experimental Testing in Natural Scenarios and with Different Kinds of Crops
(2010-12-04)
The motivation of this research was to explore the feasibility of detecting and locating fruits from different kinds of crops in natural scenarios. To this end, a unique, modular and easily adaptable multisensory system ...
The Balance Score Card for the Design and Validation Instrumens to Measure the Academic Teachers´s Achievement and Performance
(2012-07-04)
The evaluation of faculty work is critical for the university accreditation. Moreover, particularly sensitive to this related tendency of faculty work evaluation; it is necessary to go beyond the knowledge factor and ...
Numerical analysis of the straightening process of thin plate structures by elastic FEM based on the inherent strain method
(2012-12)
Welding distortion is practically an expected feature in shipbuilding, with a few exceptions; when thick plates are used, for example. Nowadays, the trend is to use thinner plates in order to reduce weight, aiming to reduce ...
Model for the Evaluation of Educational Quality Using Virtual Learning Environment
(2011-07-03)
This article describes a model for the evaluation of educational quality using a virtual learning environment. This model describes quantitative and qualitative aspects that are based on a set of quality attributes and ...
Trenes: material rodante del transporte ferroviario
(2013-07-05)
Se le conoce como material rodante a todos los tipos de vehículos dotados de ruedas capaces de circular sobre una vía férrea cuyo principal objetivo es transportar diferentes tipos de cargas. Los mismos se pueden clasificar ...
Design of a Two-Level Boost Converter
(2013-07-05)
The objective of this paper is to demonstrate the design of a two-level boost converter and its controller. First, the context of the importance of such a converter is stablished. Then, the operation of an ideal converter ...