The School of Engineering

Profile

Education

PhD (EPSRC funded), University of Portsmouth, 2008-2011
“An experimental and computational study of damage and crack growth for a nickel-based superalloy under fatigue-oxidation conditions” in collaboration with Rolls-Royce plc. and Cranfield University.

MSc Mechanical Engineering with Merit (EPSRC funded), University of Portsmouth, 2007-2008
“Fatigue of welded Aluminium structures.”

BEng (Hons) Mechanical and Manufacturing Engineering, 1st class, University of Portsmouth, 2004-2006
“Modelling of the pull-out mechanism of cement pedicles from cancellous bones.” The project was awarded with the Departmental Project Prize.

Apolytirion, Lyceum of Rio, Achaia, Greece, 1997

Research Interests

• Fatigue and fracture of engineering materials and components
• High temperature fatigue and creep-fatigue interaction
• High temperature oxidation and corrosion of metals and alloys
• Engineering design
• Manufacturing systems

Selected Journal Publications

1. Karabela, A., Zhao, L. G., Lin, B., Tong, J., Hardy, M. C., (2013). Oxygen diffusion and crack growth for a nickel-based superalloy under fatigue-oxidation conditions. Materials Science and Engineering A: Structural Materials: Properties, Microstructure and Processing, 567, pp.46-57, Full text: http://www.sciencedirect.com/science/article/pii/S0921509313000269. DOI:10.1016/
   j.msea.2012.12.088.
2. Karabela, A., Zhao, L. G., Tong, J., Simms, N. J., Nicholls, J. R., Hardy, M. C., (2011). Effect of cyclic stress and exposure temperature on oxidation damage for a nickel-based superalloy. Materials Science and Engineering. A: Structural Materials: Properties, Microstructure and Processing, 528, pp.6194-6202. Full text: http://www.sciencedirect.com/science/article/pii/S0921509311004564. DOI:10.1016/j.msea.2011.04.029.
3. Tong, J., Cornet, C., Lupton, C., and Karabela, A., (2010). Developing improved service propagation lives in arduous cyclic environment (DISPLACE) project. TSB Project. University of Portsmouth, U.K.

Selected Conference Papers

1. “A computational study of: oxygen diffusion and crack growth for a nickel-based superalloy under fatigue-assisted oxidation conditions” abstract submitted for the 9th International Conference on Creep and Fatigue at Elevated Temperatures, 25 - 27 September, 2012, IOM3, London, UK.
2. "Fatigue-oxidation interaction for a nickel-based superalloy" at EUROCORR'2010 (European Corrosion Congress, Moscow, Russia, 13 - 17 September, 2010). Awarded 500EUR Young Author's prize by Russian Scientific Committee.