Poisson-Schrodinger model in the analysis of coupled effects in quantum well nanostructures

Mahapatra, D.R., Melnik, R.V.N., Willatzen, M., Lassen, B. and Lew Yan Voon, L.C.

Proceedings of COMMAD-2006 (Conference on Optoelectronic and Microelectronic Materials and Devices), Dec 6-8, Perth, Australia, pp. 280--282, 2006 (2006IEEE, ISBN 1-4244-0578-5, ISSN 1097-2137, IEEE Cat. No. 06EX1505C; reprinted by IEEE, 2006, 2007 under ISBN: 978-1-4244-0577-0, ISBN: 978-1-4244-0578-7, respectively)

Abstract:

In this contribution, we implement a self-consistent procedure for the solution of the Poisson-Schrodinger modelapplied here for the analysis of coupled effects in wide bandgap wurtzite heterostructures. Such effects are demonstrated on examples for three-layer systems, in particular AlN/GaN quantum well heterojunctions, which are promising components in a number of optoelectronic device applications. A major emphasis is given to the effects of boundary conditions, piezoelectricity and spontaneous polarization.

Keywords: Poisson-Schrodinger model self-consistent solution, effects of boundary conditions, low dimensional nanostructures.

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