• Characterization of a class of differential equations 

      Fuad Mohammad Naser, Mohammad; Bdair, Omar M; Ikhouane, Fayçal (2017-01-01)
      Article
      Accés obert
      This paper deals with a characterization of nonlinear systems of the form x<sub>¿</sub> (t) = f (x<sub>¿</sub>(t), u(t/¿)) when the parameter ¿ ¿ 8. In particular, we are interested in the uniform convergence of the sequence ...
    • Hysteresis loop of the LuGre model 

      Fuad Mohammad Naser, Mohammad; Ikhouane, Fayçal (2015-09-01)
      Article
      Accés obert
      The LuGre friction model is used in the current literature to describe the friction phenomenon for mechanical systems. In this paper, we focus on the hysteresis behaviour of the model. More precisely, we describe analytically ...
    • On the consistency of hysteresis models 

      Fuad Mohammad Naser, Mohammad (Universitat Politècnica de Catalunya, 2014-01-30)
      Tesi
      Accés obert
      Hysteresis is a nonlinear behavior encountered in a wide variety of processes including biology, optics, electronics, ferroelectricity, magnetism, mechanics, structures, among other areas. One of the main features of ...