if you are talking about An Artificial Neural Network (ANN) Model for Predicting Instability Regimes in Copper-Aluminum Alloys check the links below:

http://eprints.iisc.ernet.in/14211/

some more info here:

http://www.iop.org/EJ/abstract/1742-6596/23/1/013

and downlable full text here:

http://www.iop.org/EJ/article/1742-6596/23/1/013/jpconf5_23_013.pdf

regards