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Synthesis of Silver nanoparticles (AgNPs) with Antibacterial Activity
The synthesis of nanomaterials is currently one of the most active in nanoscience branches; especially those help improve the human quality life. Silver nanoparticles (AgNPs) are an example of this as it is known to have ...
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We have observed by means of scanning tunneling microscopy (STM) moiré patterns corresponding to the rotation of one graphene layer on HOPG surface. These moiré patterns were characterized by rotation angle and extension ...
Towards life cycle sustainability assessent of cities. A review of background knowledge
This article analyses whether existing LCA and sustainability methods can be used in the assessment of a city or an urban region. The approach is performed through the review of current existing LCA-based and sustainability ...
Representaciones sobre lo indígena y su vínculo con tendencias culturales globalizadas
This article describes a set of representations about native cultures manifested in a sector of the non-indigenous population of Colombia, where shamanism is increasingly mentioned, and where natives are imagined as having ...
Condiciones sociolaborales de los médicos generales en Pasto (Colombia): una aproximación descriptiva y explicativa
The objective of this article is to learn about the socio-occupational conditions of general physicians in the municipality of Pasto for 2012. The data has been drawn from surveys made by the National Medicine Academy, ...
Using a dynamic artificial neural network for forecasting the volatility of a financial time series.
The ability to obtain accurate volatility forecasts is an important issue for the financial analyst. In this paper, we use the DAN2 model, a multilayer perceptronand an ARCH model to predict the monthly conditional variance ...