Retraction notice to “Dynamic analysis of geometrically nonlinear and electrostatically actuated micro-beams” [Commun Nonlinear Sci Numer Simulat 14 (4) (2009) 1627–1645]

Retraction notice to ‘‘Dynamic analysis of geometrically nonlinear and electrostatically actuated micro-beams” [Commun Nonlinear Sci Numer Simulat 14 (4) (2009) 1627–1645] M.T. Ahmadian , H. Borhan , E. Esmailzadeh a,b,* Centre of Excellence for Design, Robotics and Automation, School of Mechanical Engineering, Sharif University of Technology, P.O. Box 11365-9567, Tehran, Iran b Faculty of Engineering and Applied Science, University of Ontario Institute of Technology, Oshawa, Ont., Canada L1H 7K4