Search Results - "Gert, A. V."
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Diffusion of minority carriers against electric field (high injection level)
Published in Applied physics letters (13-11-2017)“…A one-dimensional analytic model describing the motion of minority carriers against the electric field direction under the conditions of high injection level…”
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Lattice deformation in silicon and germanium nanocrystals
Published in Physica status solidi. A, Applications and materials science (01-11-2016)“…We present a theoretical study of lattice deformation and its influence on the electronic states and the optical transitions in Si and Ge nanocrystals covered…”
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Role of surface self-trapped excitons in the energy relaxation of photoexcited silicon nanocrystals
Published in Semiconductors (Woodbury, N.Y.) (01-04-2015)“…A new mechanism of the energy relaxation of hot charge carriers in silicon nanocrystals embedded in the SiO 2 matrix is suggested. Effective energy exchange…”
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Effective Hamiltonian of silicene in the presence of electric and magnetic fields
Published in Journal of experimental and theoretical physics (01-11-2016)“…An effective Hamiltonian of silicene in the neighborhood of Dirac points in the presence of electric and magnetic fields perpendicular to the plane of the film…”
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Tight-binding simulation of silicon and germanium nanocrystals
Published in Semiconductors (Woodbury, N.Y.) (01-10-2017)“…This review is devoted to the modeling of Si and Ge nanocrystals by means of the tight-binding method. First we give the short outline of the modeling methods…”
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Exciton self-trapped on Si-Si dimers on the surface of silicon nanocrystal: Experimental evidence
Published in Physica Status Solidi. B: Basic Solid State Physics (01-11-2016)“…The intensive photoluminescence (PL) band corresponding to the self‐trapped excitons (STEs) at surface Si–Si dimers has been observed for the multilayer…”
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Radiative and nonradiative recombination of self-trapped exciton on silicon nanocrystal interface
Published in JETP letters (01-03-2013)“…The theory of the multiphonon and radiative recombination of a self-trapped exciton on the interface of a silicon nanocrystal in a SiO 2 matrix is developed…”
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Band structure of silicene in the tight binding approximation
Published in Journal of experimental and theoretical physics (01-07-2015)“…The electronic structure of silicene is simulated by the tight binding method with the basis sp 3 d 5 s *. The results are in good agreement with ab initio…”
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Nonlinear screening and charge redistribution in periodically doped graphene
Published 23-07-2024“…The screening problem for the Coulomb potential of a charge located in a two-dimensional (2D) system has an intriguing solution with a power law distance…”
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