We present the observation and the detailed investigation of coherent Cherenkov diffraction radiation (CChDR) in terms of spectral-angular characteristics.Electromagnetic simulations have been performed to optimize the design of a prismatic dielectric radiator and the performance of a detection system with the aim of providing longitudinal beam dia
The damage mode of U75V rail steel in application is determined by its rolling wear behavior.In this paper, the pearlite microstructure of U75V steel is characterized to investigate the relationship between wear and fatigue behavior.The results show that, with decreasing of pearlite lamellar spacing, the wear resistance of the steel increases and t
After the end of World War II a new era started in international relations.With the defeat of Nazism, fascism and Japanese militarism a decisive role in the creation of this new era played he members of the winning coalition - the United States, Great Britain and the Soviet Union.However, the character of international political relations of the se
Across the world each year millions of people are victimised by online crime, many of whom fall victim to online fraud.One of the most enduring and prolific types of online fraud is romance fraud.Romance fraud often leads to financial and psychological devastation of those who are victimised.The study explores the experiences of 13 romance ribaviri
The article examines one of the possible parallels between the protagonists of the novels Oblomov and The Idiot , which was formulated by Dostoevsky himself.He pointed out both the similarities between Myshkin and Oblomov and the differences between the two.The purpose of the article is to explain the special status of the characters of Dostoevsky