Virtual and remote laboratories have improved
learning and training in the academic community. They allow students to acquire methods, skills and experience related to real equipment in an intuitive and cost-effective way. The purpose of this paper is to present…

Porous materials are gaining interest due to their potential for storing hydrogen via physisorption. In the present work, two carbon fibres, carbonised at 973 and 1273 K, have been chemically activated with KOH and NaOH, in order to obtain materials…

Because environmental regulations may be adjusted over time to reflect updated understanding or new circumstances, there may be scope for strategic behaviour too. Regulations affect not only current emission levels, but also the effect on investment in R&D or new…

This study aims to examine the relation between the degree of dissimilarity in patients' and relatives' perception of eating disorders (ED) and patient adjustment. Sixty ED patients and their relatives were interviewed. They completed the Spanish version for ED of…

There is a significant world-wide apprehension concerning perceived deficiencies in university students’ performance and a resulting decrease of knowledge level and competency development. This paper analyses the benefits of using a portfolio as a means of evaluating student progress and…

Holographic data storage is a new optical technology, which allows an important number of bits to be stored in a recording material. In this paper, holographic data pages were stored in a polyvinyl alcohol/acrylamide (AA) photopolymer layer, using a peristrophic…

Web designers usually ignore how to model real user expectations and goals, mainly due to the large and heterogeneous audience of the Web. This fact leads to websites which are difficult to comprehend by visitors and complex to maintain by…

Descripción completa.

Descripción completa.

Descripción completa.