THE DIFFERENCE BETWEEN THE CONTACT STRUCTURE WITH NANOSIZE INCLUSIONS FROM THE SEMICONDUCTOR PHOTODIODES Imamov E. Z., Djalalov T. A., Muminov R. A., Rakhimov R. Kh. 1.5. <...> THE DIFFERENCE BETWEEN THE CONTACT STRUCTURE WITH NANOSIZE INCLUSIONS FROM THE SEMICONDUCTOR PHOTODIODES Imamov Erkin Zununovich, Dr. of sciences, Professor, Tashkent University of Information Technologies Djalalov Temur Asfandiyarovich, a senior lecturer. <...> Email: tdjalalov@gmail.com Muminov Ramizulla Abdullaevich, Academician Uzbekistan Academy of sciences Physical-Technical Institute, «Physics-Sun». <...> E-mail: rustam-shsul@yandex.com Abstract: In the complex of works [1] has developed a fundamentally new model of the contact structure, which is formed on the illuminated surface of silicon by spraying nanoinclusions with great electrical capacitance from another semiconductor. <...> Photovoltaic converters based on the new contact structure exhibit unique electrical properties. <...> In this paper we show the important structural differences between the new contact and the traditional semiconductor photodiodes. <...> Index terms: solar energy, solar cell, nanoinclusions, quantum dots, nanoscale contact structure, nanoscale «p-n junction». <...> INTRODUCTION The problem of conversion of solar radiation into electricity consists of three main aspects of solar energy: production, transport and storage of solar energy. <...> The paper mainly studied ways to improve the efficiency of solar conversion process (or process development and production of alternative energy). <...> In many semiconductor devices used high purity single crystal silicon. <...> Application of single-crystal silicon in the manufacture of mass production solar inverters is not profitable from a commercial point of view, because of the complex an expensive technology of their production. <...> In [1-5] l has been developed the model and defined electrical properties of solar cells on a fundamentally new contact structure based, which contains a large number of semiconductor nanoscale component (or nanoinclusions or semiconductor nanoheterostructures). <...> Since the properties of the material nanoinclusions largely determined by its geometric structure and quantitative parameters, it is quite obvious that the electrical properties of solar cells with a new contact structure are quite different than traditional solar cells. <...> The work is carried out a detailed examination of the distinctive features of the new solar cell contact structure (hereinafter, they are called "solar cells with nano-sized contact structure <...>