Size-Dependent Flexural Wave Propagation and Free Vibration of Functionally Graded Rayleighʹs Micro- Beams Based on the Modified Couple Stress Theory

Askari Amir R. نويسنده , Tahani Masoud نويسنده , Shariati Mahmoud نويسنده Department of Mechanical Engineering, Ferdowsi University of Mashhad, Mashhad, Iran