The paper presents an experimental validation of the physically based brush-tire model towards the tire behavior in a number of different realistic conditions. Results are presented of measurements performed with summer, winter and studded tires on different road foundations such as wet and dry asphalt, basalt, snow and ice. The purpose behind the validation is to study the possibilities to use th

Recent empirical evidence strongly supports Jacobs's (1969) externality hypothesis that urban diversity provides a more favorable environment for economic development than urban specialization. In order to correctly gauge Jacobs's hypothesis, economic development should be understood as a result of innovations. Furthermore, a relevant diversity measure should take into account the degree of divers

This report presents a survey of current simulation tools in the area of integrated control and real-time systems design. Each tool is presented with a quick overview followed by a more detailed section describing comparative aspects of the tool. These aspects describe the context and purpose of the tool (scenarios, development stages, activities, and qualities/constraints being addressed) and the

OBJECTIVE: To assess the prevalence of primary hip osteoarthritis (OA) in Iceland. To compare the prevalence of primary hip OA in Iceland with published rates of primary hip OA for related Scandinavian populations.METHODS: Roentgenographs were examined of 1530 Icelandic people 35 years or older (653 males, 877 females) subjected to colon radiography during the years 1990-1996. The radiographs exam

In this article the nation is shown to be a historical subject. As such, it is constructed and constantly reconstructed by discursive practices of power and knowledge. The author argues that the symbiotic interlinkage between nationalism and the organising knowledge principle of historicity, is an example of a power practice in the modern state. Throughout the article, it is shown that this practi

Abstract in UndeterminedCrisis communication is a growing field of research and practice. A weakness in the traditional research field is the lack of theoretical development and the isolated sender and mass communication focus. In the present paper, we challenge traditional research by focusing on the contemporary cultural and ethnic diversity in society from an audience-oriented media perspective

There is an increasing demand from students and their organisations all over Europe for involvement in quality assurance. Today, this demand is met with a wide international understanding that student involvement is a key factor in quality assurance. Student representatives and organisations are involved in the development and execution of quality assurance processes in many higher education insti