فهرست مقالات احسان براتی مقاله 1 - The Effect of Inclined U-Notch Geometry on Mode Ratio (KII/KI) under Mixed Mode (I + II) Loading احسان براتی Journal of Simulation and Analysis of Novel Technologies in Mechanical Engineering , شماره 4 , سال 6 , بهار 2013 مقاله 2 - Study of Variation of the J-integral and the Fracture Toughness in Blunt V-notches under Mode I Loading فاطمه نوری ازغد حسن خادمی زاده احسان براتی Journal of Simulation and Analysis of Novel Technologies in Mechanical Engineering , شماره 4 , سال 6 , بهار 2013