1 23 Journal of Failure Analysis and Prevention ISSN 1547-7029 Volume 12 Number 1 J Fail. Anal. and Preven. (2012) 12:66-73 DOI 10.1007/s11668-011-9508-2 Identification of Failure Mechanisms to Enhance Prognostic Outcomes Sony Mathew, Mohammed Alam & Michael Pecht