This ninth volume in the series covering the latest results in the field includes abstracts of papers which appeared between the publication of Annual Retrospective VIII (Volumes 247-248) and the end of April 2007 (journal availability permitting).As well as the 573 metals abstracts, the issue includes – in line with the new editorial policy of including original papers, on all of the major material groups, in each issue – the works: “Raman Investigation of Stress for Shallow Trench” (S.Sang, C.Xue, W.Zhang and J.Xiong), “Effect of Mg Content on Trapping Efficiency in the Al-Mg System Using PAS” (N.A.Kamel), “Effect of Natural Aging on Positron Lifetime Spectroscopy in Cast and Wrought Al-Alloys” (M.A.Abdelrahman, M.Abdel-Rahman, N.A.Kamel, M.S.Abdallah and E.A.Badawia), “Temperature Dependence of the Atomic Co Diffusion Coefficient in Pt80Co20(111) Alloy” (M.
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