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A methodology for creating Feeding routes in mass transit systems

Abstract: This paper proposes a methodology to identify feeding routes for areas disconnected to the Mass Transit System (MTS), in order to propose an alternative solution to the deficit in the number of carried passengers. The proposed methodology consists of two step

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DeSoftln: A methodological proposal for individual software development

Abstract: Different Computer Engineering undergraduate programs over the world are demanding the students to present individual works and, particularly, to present a degree project, which in most cases is related to software development. However, when planning the proj

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Study of the calcination process of two limonitic iron ores between 250 °C and 950 °C

Abstract: The dehydration process of two limonitic ores from Venezuela was studied between 250 °C and 950 °C by means of thermogravimetry, infrared spectroscopy, and x-ray diffraction. These techniques indicated for both minerals that the goethite-to-hematite transform

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Implementation of ATEX standards in the context of mining activity in Colombia

Abstract: Mining in Colombia is regulated by the Mining Safety Code, and although it had not been updated since 1987, the references on safety that the code has owned were based on international standards. However, these references do not have a mandatory adoption, and

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Development of a platform for teaching basic programming using mobile robots

Abstract: Mobile robotics is being used in different education contexts, such as basic, middle, and high-level education. A literature review showed that 197 papers have been published in this area of knowledge over the past 10 years. Nowadays, Latin America faces a se

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Evaluation of the audible noise level on distribution transformers using the Sound Pressure Method

Abstract: This paper presents the results of audible noise measurements on ten no-load distribution transformers, using the sound pressure method. The tests were conducted in the Audible Noise Laboratory of Universidad del Valle, according to the requirements described

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Two-Dimensional Kinematics of Horses at Trot Through Videiomatry and Mathematical Modeling

Abstract: Currently, the direct observation method is used to assess the movement of horses; however, this method is limited, totally subjective, and many details of the musculoskeletal system functionality cannot be detected and evaluated because they are not percepti

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In vitro comparison of cytocompotibility between Fibroin and polypropylene biomoteriols

Abstract: This study evaluates the growth of HeLa cells in vitro on fibroin and polypropylene. In order to determine cell proliferation in culture with these biomaterials, the number of cells/sample was obtained by metabolic reduction of 3-(4,5- dimetiltiazol-2-ilo)-2,

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Improvement of silver nonoporticle impregnation on cotton fabrics using o binder

Abstract: In this work, silver nanoparticles were synthesized by the polyol process, which reduces silver nitrate with ethylene glycol. The temperature effect and the polyvinylpyrrolidone (PVP) amount were studied. The temperatures used were 100, 120 and 140 °C. Three

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Development of o refractory mold based on chamotte/ plaster for jewelry micro-casting with pre-set emeralds

Abstract: During the jewelry stone-in-place micro-casting process, the ceramic mold, which is composed of silica and plaster is stabilized at temperatures close to 650 °C, whereas the casting temperature of the precious metal alloy hovers around 1000 °C. Therefore, thi

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Opportunities to implement Software Defined Radio in network sensors

Abstract: This paper reviews the concepts and characteristics of Software Defined Radio (SDR), focusing on the problematics of the wireless sensor networks in their fields of application; this with the purpose of finding opportunities to implement SDR functionalities t

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Changes in soil cover in Nechí, Antioquia: An approach to the environmental impact of mining, 1986-2010

Abstract: The municipality of Nechí (Antioquia, Colombia) has a long mining history associated with the extraction of gold. This paper evaluates the evolution of land cover changes caused by this mining activity over 24 years. The spatial analysis was based on the Norm

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Visualization of urban floodplains in the Amazon Foothill using the geo-inspired model of natural vector multi-agents (AVNG)

Abstract: In the specialized literature, there are different ways to calculate and display flooded areas by geographical entities (rivers or streams), using mathematical and physical models in 1D and 2D areas; also, the use of tools such as Geographic Information Syste

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Fuzzy AHP for 3PL supplier's performance evaluation considering risk

Abstract: The 3PL logistic providers influence directly the global performance of the supply chain and business management success. This provider selection involves a detailed and careful study of different criteria. However, although the selection procedure had been a

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