We tend to perceive and emphasize the transition from Late Antiquity Early Middle Ages, especially in North Africa, through ruptures changes. This collection of papers highlights, alongside major changes transformations that affected entire Mediterranean region, longer-term processes developments Africa between AD 500 1000. In this time frame, region is shaped by Vandal, Byzantine Arab conquest...

By changing the material commonly used to make devices for generating entangled photons, researchers create a quantum light source that is significantly brighter than others.

The possible innovative methods of maneuvering are investigated on the example NPP Hanhikivi with WWER-1200 reactor in a frame AES-2006 project. Stationary fuel loading analysis was performed for most significant graph daily manoeuvring (100-50-100)% Nnom rate power change 1-5 % per minute, that European Utility Requirements. improvement is ensured by maintaining constant average coolant temper...

CONTEXT The GyneFix intra-uterine device has been used in our family planning service since 1997. One of the perceived advantages is its low expulsion rate, as reported by clinical trials. OBJECTIVE To calculate expulsion rates in routine clinical use and to look at possible reasons for expulsion. DESIGN Retrospective casenote analysis and opportunistic client consultation. SETTING A city...