Currently, the development of satellite communications systems (SCS) is associated with the development of signals of complex structure.The popularization and distribution of software-defined radio systems (Software-defined radio, SDR) are noted, which leads to a decrease of quality of functioning of the SCS.Promising areas of countering the unauth
Japanese Antarctic Research Expedition (JARE) Diabetic Otc dispatched two wintering parties to Syowa and Asuka Stations in Antarctica.The report describes the activities of the JARE-31 wintering party at Syowa Station.A total of 30 members, including 15 scientists and 15 logistics, had stayed at the station from 1 February 1990 to 31 Jaunary 1991.T
Introduction Natural parameters are the main and determining factors in the physical development of mountainous cities.One of the mountainous cities of Denim Iran, which has physically developed due to these parameters, is the city of Marivan.Marivan is located in the west of Kurdistan province, near the western borders of the country, at a distanc
Dear Editor, Oral Submucous Fibrosis (OSF) is a well recognised Oral Potentially Malignant Disorders (OPMD) that is primarily attributed to areca nut chewing in raw form or commercial preparations.Areca nut is also an independent risk factor for developing oral cancer.The worldwide rate of malignant transformation from OSF is 2.3%-7.6%; in India, t