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meysam bagheri

poisson equation in si/oxid interface

hi! i have a question about discontinuty of epsilon in sioxid interface. it seems in this position, epsilon is (epsilon_oxid+epsilon_si)/2 according to thesis of ren but he uses another mesh in this position in poisson mfile(nanomos program)!!why?

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    Yang Liu

    The code utilized nine nearest neighbor nodes for the Poisson at the interfaces, which generate the same mathematical results if you simply replace this treatment with a mean dielectric constant.

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