___

• Furui, M., Kitamura, H., Anada, H., Langdon,
• T.G., “Influence of Preliminary Extrusion
• Conditions on the Superplastic Properties of a
• Magnesium Alloy Processed by ECAP”, Acta
• Materialia,Cilt 55, 1083–1091, 2007.
• Málek, P., Cieslar, M., Islamgaliev, R.K., “The
• Influence of ECAP Temperature on the Stability of
• Al–Zn–Mg–Cu Alloy”, Journal of Alloys and
• Compounds, Cilt 378, 237–241, 2004.
• Valiev, R.Z., Langdon, T.G., “Principles of Equal-
• Channel Angular Pressing as a Processing Tool for
• Grain Refinement”, Progress in Materials
• Science, Cilt 51, No 7, 881–981, 2006.
• Lowe, T., Zhu, Y., “Commercialism of
• Nanostructured Metals Produced by Severe Plastic
• Deformation Processing”, Advanced Engineering
• Materials, Cilt 5, 373-378, 2003.
• Valiev, R. Z., Langdon, T.G., “Principles of Equal-
• Channel Angular Pressing as a Processing Tool for
• Grain Refinement”, Progress in Materials
• Science, Cilt 51, 881–981, 2006.
• Valiev, R.Z., Alexandrov, I.V., Zhu, Y.T., Lowe,
• T.C., “Paradox of Strength and Ductility in Metals
• Processed By Severe Plastic Deformation”,
• Journal of Materials Research, Cilt 17, 5-8,
• -
• Zheng, L.J., Chen, C.Q., Zhou, T.T., Liu, P.Y.,
• Zeng, M.G., “Structure and Properties of Ultrafine-
• Grained Al-Zn-Mg-Cu and Al-Cu-Mg-Mn Alloys
• Fabricated by ECA Pressing Combined with
• Thermal Treatment”, Materials
• Characterization, Cilt 49, 455– 461, 2003.
• Nagarajan, D., Chakkingal, U., Venugopal, P.,
• “Influence of Cold Extrusion on the Microstructure
• and Mechanical properties of an Aluminium Alloy
• Previously Subjected to Equal Channel Angular
• Pressing”, Journal of Materials Processing
• Technology, Cilt 182, 363–368, 2007.
• Petch, N.J., “The Cleavage Strength of
• Polycrystals”, Journal of the Iron and Steel
• Institute, Cilt 174 (8), 25-28, 1953.
• Purcek, G., Saray, O., Karaman, I.,
• Kucukomeroglu, T., “Effect of Severe Plastic
• Deformation on Tensile Properties and Impact
• Toughness of Two-Phase Zn–40Al Alloy”,
• Materials Science and Engineering A, Cilt 490,
• –410, 2008.