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4 Result(s)

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  1. No Access

    Article

    Experimental study and electromechanical model analysis of the nonlinear deformation behavior of IPMC actuators

    This paper develops analytical electromechanical formulas to predict the mechanical deformation of ionic polymer–metal composite (IPMC) cantilever actuators under DC excitation voltages. In this research, IPMC...

    Hongguang Liu, Ke **ong, Kan Bian, Kongjun Zhu in Acta Mechanica Sinica (2017)

  2. No Access

    Article

    Microstructure and electrical properties of NaNbO3-BaTiO3 lead-free piezoelectric ceramics

    Lead-free piezoelectric ceramics (1 − x) NaNbO3-xBaTiO3 have been fabricated by a traditional ceramic sintering technique. The effects of BaTiO3 (BT) synthesized by hydrothermal method on crystal structure, densi...

    Shihui **e, Kongjun Zhu, **hao Qiu… in Frontiers of Mechanical Engineering in China (2009)

  3. No Access

    Article

    Semi-active vibration control using piezoelectric actuators in smart structures

    The piezoelectric materials, as the most widely used functional materials in smart structures, have many outstanding advantages for sensors and actuators, especially in vibration control, because of their exce...

    **hao Qiu, Hongli Ji, Kongjun Zhu in Frontiers of Mechanical Engineering in China (2009)

  4. No Access

    Article

    Comparison between four piezoelectric energy harvesting circuits

    This paper investigates and compares the efficiencies of four different interfaces for vibration-based energy harvesting systems. Among those four circuits, two circuits adopt the synchronous switching techniq...

    **hao Qiu, Hao Jiang, Hongli Ji… in Frontiers of Mechanical Engineering in Chi… (2009)