فهرست مقالات Ultrafine grained metals دسترسی آزاد مقاله صفحه چکیده متن کامل 1 - Effects of Equal Channel Angular Pressing (ECAP) Process with an Additional Expansion-Extrusion Stage on Microstructure and Mechanical Properties of Mg–9Al–1Zn Mahnoush Rassa Geonik Azadkoli Mohammad Eftekhari Ali Fata Ghader Faraji