Controlling the relative orientation between the two magnetic fields of a synchronous motor. - Sameh Refaat; Saeid Nahavandi (SMC, 2001)

Reducing position error of cantilevered loads in motion systems. - Sameh Refaat; Saeid Nahavandi (SMC, 2001)

Control Loop for Finding Initital Translator Position of Linear Synchronous Motor. - Sameh Refaat; Saeid Nahavandi (Int. J. Robotics Autom., 2004)

High-Precision Five-Axis Machine for High-Speed Material Processing Using Linear Motors and Parallel-Serial Kinematics. - Sameh Refaat; Jacques M. Hervé; Saeid Nahavandi; Hieu Minh Trinh (ETFA, 2006)

Two-mode overconstrained three-DOFs rotational-translational linear-motor-based parallel-kinematics mechanism for machine tool applications. - Sameh Refaat; Jacques M. Hervé; Saeid Nahavandi; Hieu Minh Trinh (Robotica, 2007)