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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 ...
Access control system using palm of the hand image processing
In this article is presented the design of a biometric system for the palm of the hand, oriented to offer a people access control, without the typical drawbacks of this system, like the no carrying of the budge, erase of ...
Games-based assessment strategy: Case systems engineer of Universidad de Medellín [Estrategia de evaluación basada en juegos: Caso Ingeniería de Sistemas Universidad de Medellín]
Assessment is a key element of the teaching-learning process as it allows monitoring of student’s progress. New regulations emanating from the Colombian Ministry of Education look for the promotion of formative, integral ...
A review of research trends in order batching, sequencing and picker routing problems
This paper provides a discussion about order batching, sequencing and picker routing problems in order to identify research trends and gaps to meet real conditions of warehouses operations. Main approaches to order picking ...
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Deterioration models allow predicting pavement condition and the development of maintenance programs. Normally, when evaluating pavement performance through model deterioration, the forecast given is a determinist value. ...