engineering ceramics due to high-strength-to-weight ratio, wear and corrosion resistance, and high strength temperatures, in the industries especially in aerospace, automobile, electronics and computers are used widely. in attention to the  increasingly usage process of these material, applying of conventional machining methods  for producing  machined into complex and desired shapes or making ...

The purpose of the article is to demonstrate possibilities using electronic "Ukrainian National Biographical Archive" (UNBA) in field humanitarian knowledge based on a specific applied historical and psychological study. research methodology combination general scientific methods analysis theoretical material statistical comparative empirical data, their systematisation generalisation. novelty ...