Many mechanical components such as, bearing housings, flexible couplings and spines or orthopedic devices are simultaneously subjected to a fretting wear and fatigue damage. For this reason, the combined study on a single ...

In this work, the role of the contact stiffness in the measurement of principal variables in fretting wear tests is assessed. Several fretting wear tribometers found in the literature, including one developed by the authors, ...

Este artículo analiza los instrumentos de rendición de cuentas externos a los medios en Andalucía y la Comunidad Autónoma del País Vasco (CAPV), que serían los siguientes: asociaciones de espectadores; colegios, sindicatos ...

The perceived effectiveness of established and innovative media accountability instruments is analyzed in Andalusia, Euskadi, Catalonia, Galicia, Madrid and Valencia, and by means of a survey conducted among journalists, ...

This article sets out to provide a general review of the basic principles of what is known as "methodological complementarity" in education research. Firstly, it addresses the context in which mixed methods have emerged ...

La formulación de las políticas de investigación y desarrollo está siendo transformada de manera novedosa en los documentos más recientes que se elaboran en Europa. Una de las peculiaridades es que los patrones de investigación ...

Al centro del debate sobre el impacto social de la universidad se encuentra una nueva división del trabajo en la producción de conocimiento que pueda responder a los retos de la sociedad. Esta nueva división del trabajo ...

Nations and territories have new and varied challenges with respect to promoting continuous growth in the economy. The purpose of this article is to determine the opportunities and difficulties faced by the ...