The version presented here may differ from the published version or from the version of record. If you wish to cite this item you are advised to consult the publisher's version. Please see the repository url above for details on accessing the published version and note that access may require a subscription.For more information, please contact eprints@nottingham.ac.uk (DA) and/or generation-recombination centers (GRC), it was found that, only one of them (the shallowest donor) is responsible for the anomalous degradation of . It will be also shown, by calculating the free charge carrier profile in the active region, that this behavior is not related to type conversion but to a widening of the space charge region.

No abstract