Measuring material length parameter with a new solution of microbend beam in couple stress elasto-plasticity

Bin Ji: State Key Laboratory of Structural Analysis for Industrial Equipment, Dalian University of Technology, Dalian, 116024, P. R. China Wanji Chen: State Key Laboratory of Structural Analysis for Industrial Equipment, Dalian University of Technology, Dalian, 116024, P. R. China Dept. of Aeronautics and space navigation, Shenyang Institute of Aeronautical Engineering, Daoyi South Street 37, Shenyang, LN, 110136, P. R. China