Descripción: “...En el presente trabajo, una válvula artificial para el corazón fabricada en titanio y recubierta con diamond-like carbon (DLC), material altamente biocompatible, fue sometida a análisis XPS, FTIR y morfológico. ...”

Descripción: “...En este artículo se hace una reflexión acerca de esto, toda vez que el mercadeo es el área en que reposan los resultados de ventas de la compañía, y como toda disciplina tiene un contexto teórico, basado en principios determinados mediante la investigación tanto científica como de estudios de caso, que permite construir con un enfoque sólido las estrategias que posteriormente deberán arrojar resultados concretos para las compañías. la ignorancia de esto puede ser letal para la supervivencia.Abstract: the marketing like a functional area of the organization have a context that to do think in it like practice discipline overall, centered in results and in the decision making governed by the empiric rules. in this article is done a reflection about this, due to that is the area in that resting the company responsibilities in sales and the knowledge that is a discipline of the management that has a theorist context based in principles obtained by means of scientific research and the cases study that allow to build strategies with a solid focus, guaranteeing concrete results to the companies. ignore this could be dangerous to the surviving of the company. ...”

Descripción: “...A continuación se presentan las funciones, estructura organizacional, informes, servicios y la manera de hacer las cosas que debe tener en cuenta un ente como el anteriormente descrito para satisfacer las necesidades locales y regionales que se puedan presentar en el sector turismo.Abstract: The sectorial work require to feed the economic and social forces with updated and reliable information to orient the focus and making of decisions. the observatories, which work like information management centers, are a proposal that keep the consolidation the efforts inside of organizations from the public-private order that guarantee the sector development.in the text are presented functions, organizational structure, reports, services and the way to do the things which have to take into account organizations like the observatory to satisfy the regional and local needs that can have in the tourism sector. ...”

Descripción: “...The results of the physical tests of the moriche metilester were: volatility 510ppm, densidad 0.586 (a 24ºC) and cloud point 4ºC.The analysis of the morichal like strategic system and energy solution can satisfy necessities basic giving biomass for energy feeding to the power to obtain a fuel starting from its biomass, helping to maintain the ecological balances in the region, represented in the conversation of the sources of water and habitat for the local fauna.The transesterification team designed in this work showed its functionality to produce small quantities of biodiesel, (40 liters for cochada), in an easy and sure way. the team was built starting from some recycled materials, of easy attainment and the transesterification you can carry out in a single recipient, achieving a total system that non needs a great infrastructure.Another of the results of this project went the demonstrative activities to the community, carried out with the colza biodiesel by means of those which gives to know to the agricultural sector the possibility to use the biodiesel like substitute of the ACPM.Key words: moriche, biodiesel, biocarburante, transesterification. ...”