Abstract
The extended rigorous cellular method is derived in a form which allows different kinds of boundary conditions for the wave function. Within the resulting computing scheme it is possible to calculate the electronic structure of crystals with and without a surface, of molecular clusters and of solid films on the basis of local potentials. The method works both for metals and semiconductors and can easily be modified to include relativistic effects. Results of the two-dimensional band structure for (001) films of lithium, copper, palladium and tungsten consisting of one or three layers are presented.
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Noffke, J., Brunn, W. & Hermann, K. The extended rigorous cellular method: Theory and applications to thin films. Z Physik B 29, 353–360 (1978). https://doi.org/10.1007/BF01324033
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DOI: https://doi.org/10.1007/BF01324033