Abstract
A description is given of a three-dimensional process simulator, named SMART-P, that is based on the finite-difference approach to the supercomputer FACOM VP-100. To simulate the impurity redistribution and nonplanar structure in the Si/SiO/sub 2/ system, this simulator contains a three-dimensional oxidation model, an interaction model of impurities, a numerical model of interstitial-assisted oxidation-enhanced diffusion, and other process models. The numerical process modeling in the Si/SiO/sub 2/ system is described. The three-dimensional process modeling CAD (computer-aided design) has been realized by using efficient numerical algorithms based on the generalized coordinate transformation method. The capabilities of this simulator have been demonstrated in applications relating to both local oxidation of silicon (LOCOS) and trench-isolated 0.5 mu m MOSFET structures.< <ETX xmlns:mml="http://www.w3.org/1998/Math/MathML" xmlns:xlink="http://www.w3.org/1999/xlink">></ETX>
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More From: IEEE Transactions on Computer-Aided Design of Integrated Circuits and Systems
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