In this letter, a method for the improved consideration of propagation losses in metallic waveguide structures is presented. The method relies on the perturbation of the boundary conditions on the metallic walls of the waveguides. Following this advanced technique, we…

The introduction of mobile wireless devices brings unique challenges for distribution of data to many devices simultaneously. An optimizing multicast methodology called Probabilistic Multicast Trees (PMT) is extended to handle mobile wireless devices. We will show that PMT multiple tree…

The growing demand for service robots requires a better and more natural human-machine interaction. Given that an important part of human communication is non-verbal, it is necessary to endow robots with gestural communication capabilities similar to humans. This paper describes…

Early years professionals wrote about changes in their settings as part of their MA studies, and reflected on the use of theories of leadership in implementing these changes. This article describes a documentary analysis of the scripts produced. Initially basing…

Rhythmic Gymnastics is as a complex artistic and aesthetic sport with a particular training process and which demands high levels of physical and psychological stress in competition. Not many studies explain a good proposal which determinate the predictors of a…

The aim of this study was to compare flexibility in the Czech population in age 18 - 59. The values of isometric strength were obtained using a sit and reach test (measuring of maximal reach in sit). In comparison with…

The purpose of this study is to estimate the prevalence of lifetime intimate partner violence (IPV) in older women and to analyze its effect on women's health and Healthcare Services utilization. Women aged 55 years and over (1,676) randomly sampled…

The feedback method is increasingly used in learning new skills and improving performance. "Recent research, however, showed that the most objective and quantitative feedback is, theº greater its effect on performance". The video analysis, which is the analysis of sports…

Background: To assess trends in mortality after burn injuries treated in a regional specialist burns service between 1982 and 2008.

Methods: Patient and burn-specific information and mortality were collated from written admission ledgers and the hospital coding department for…

Cactus seedlings often establish under nurse plants which modify environmental conditions by increasing moisture and decreasing solar radiation, which may cause beneficial and detrimental effects, respectively, on seedling growth. Three soil moisture treatments (5%, 25% and 60%) and two solar…