EXCITON STATES OF THE OPTICAL ELECTRONS OF DIELECTRIC NANOPARTICLES IN DIELECTRIC MATRIX Kulchin Y. N., Dzyuba V. P., Amosov A. V. 3.1. <...> EXCITON STATES OF THE OP TICAL ELECTRONS OF DIELECTRIC 3. <...> Kulchin Yuri N., Director, academician of RAS, Institute of Automation and Control Processes FEB RAS, Vladivostok, Russia. <...> E-mail: kulchin@iacp.dvo.ru Dzyuba Vladimir P., Chief Researcher, professor, Institute of Automation and Control Processes FEB RAS, Vladivostok, Russia E-mail: vdzyuba@iacp.dvo.ru Amosov Andrey V., Engineer, Institute of Automation and Control Processes FEB RAS, Vladivostok, Russia. <...> E-mail: amosov.andrei@mail.ru Abstract: The report presents and analyzes the experimental and theoretical results showing that the dielectric nanoparticles have the exciton states of electrons with binding energy of several electron volts, which are excited by the weak optical laser radiation. <...> Such materials with a wide spectrum of exciton states are important for creation: exciton lasers and optical emitters; receiving and emitting optical nano-antennas; control and processing information and signals; generation low-power optical solitons; optical computers etc. <...> Index terms: dielectric nanoparticles , exciton state, optical nonlinearity 3.1. <...> Институт Автоматики и Процессов Управления ДВО РАН, Владивосток, Россия. <...> Институт Автоматики и Процессов Управления ДВО РАН, Владивосток, Россия. <...> E-mail: vdzyuba@iacp.dvo.ru Амосов Андрей Владимирович, инженер, Институт Автоматики и Процессов Управления ДВО РАН, Владивосток, Россия. <...> INTRODUCTION In recent years, experimental investigations of the nonlinear optical properties of dielectric nanocomposites containing small concentrations of dielectric nanoparticles showed that they exhibit unique optical nonlinearity in lowintensity optical radiation fields [1-11]. <...> The anomalous nonlinear optical properties are as follows: (I) Great value of bandgap gave reason to think that the nonlinear response of nanocomposite media occurs under ultraviolet light but it is observed for visible and infrared light [1];(II) Nonlinear response occurs at radiation intensities below 1 kW/cm2 and can be observed under pulsed and cw laser modes. <...> It reaches a maximum and disappears with increasing intensity [2-4]; (III) It takes place if transmission spectra of nano39 Computational nanotechnology 1-2014 <...>