1. Defence Materials Technology Centre (DMTC)The University of QueenslandSt Lucia QLD 4072 Australia
2. Centre for Advanced Materials Processing and ManufacturingThe University of QueenslandSt LuciaQueensland, 4072Australia
3. P. CroakerSchool of Mechanical and Manufacturing EngineeringUniversity of New South WalesKensington NSW 2033 Australia
4. D. McGuckinPacific Engineering Systems InternationalGlebeNSW 2037 Australia