19 research outputs found

    Fine Splitting of Electron States in Silicon Nanocrystal with a Hydrogen-like Shallow Donor

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    Electron structure of a silicon quantum dot doped with a shallow hydrogen-like donor has been calculated for the electron states above the optical gap. Within the framework of the envelope-function approach we have calculated the fine splitting of the ground sixfold degenerate electron state as a function of the donor position inside the quantum dot. Also, dependence of the wave functions and energies on the dot size was obtained
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