World's Best Scientists 2026 revealed!

D-Index & Metrics

Mechanical and Aerospace Engineering

D-Index
34
Citations
6657
World Ranking
2782
National Ranking
119

Overview

Kefu Liu is affiliated with Lakehead University in Canada, focusing primarily on engineering research. Their work encompasses various subfields including civil and structural engineering, mechanical engineering, electrical and electronic engineering, biomedical engineering, and mechanics of materials. The wide breadth of research topics reveals an interdisciplinary approach within engineering disciplines.

Their main research topics include:

  • Innovative Energy Harvesting Technologies
  • Structural Health Monitoring Techniques
  • Vibration Control and Rheological Fluids
  • Advanced Sensor and Energy Harvesting Materials
  • Energy Harvesting in Wireless Networks
  • Vibration and Dynamic Analysis
  • Wireless Power Transfer Systems

Kefu Liu has published numerous papers, with notable recent contributions such as:

  • Development and validation of a piecewise linear nonlinear energy sink for vibration suppression and energy harvesting, 2021, Journal of Sound and Vibration
  • A non-traditional variant nonlinear energy sink for vibration suppression and energy harvesting, 2022, Mechanical Systems and Signal Processing
  • Modeling and harmonic analysis of energy extracting performance of a piezoelectric nonlinear energy sink system with AC and DC interface circuits, 2021, Mechanical Systems and Signal Processing
  • Transient response of a nonlinear energy sink based piezoelectric vibration energy harvester coupled to a synchronized charge extraction interface, 2021, Nano Energy
  • Dynamic Stability and Responses of Beams on Elastic Foundations Under a Parametric Load, 2022, International Journal of Structural Stability and Dynamics

Their research has been featured in several recurring journals and conferences including:

  • Transactions of the Canadian Society for Mechanical Engineering
  • Journal of Sound and Vibration
  • Mechanical Systems and Signal Processing
  • Vibration
  • International Journal of Aerodynamics

Throughout their career, Kefu Liu has collaborated frequently with co-authors who appear repeatedly in their publications. These include Lihua Tang, Liuyang Xiong, Jian Deng, B.R. Mace, and Zhaoyu Li, indicating ongoing research partnerships.

The publication record and topics indicate a focus on vibration suppression, nonlinear energy sinks, and energy harvesting systems, integrating multidisciplinary approaches that span mechanical, electrical, and civil engineering applications. This positions the work at the intersection of theoretical modeling, practical engineering design, and applied energy technologies.

Best Publications

  • Brief paper: Direct adaptive fuzzy control of nonlinear strict-feedback systems

    Bing Chen;Xiaoping Liu;Kefu Liu;Chong Lin

  • Robust Adaptive Fuzzy Tracking Control for Pure-Feedback Stochastic Nonlinear Systems With Input Constraints

    Huanqing Wang;Bing Chen;Xiaoping Liu;Kefu Liu

  • A tunable high-static–low-dynamic stiffness vibration isolator

    N. Zhou;K. Liu

  • Brief paper: Novel adaptive neural control design for nonlinear MIMO time-delay systems

    Bing Chen;Xiaoping Liu;Kefu Liu;Chong Lin

  • Adaptive Neural Tracking Control for a Class of Nonstrict-Feedback Stochastic Nonlinear Systems With Unknown Backlash-Like Hysteresis

    Huanqing Wang;Bing Chen;Kefu Liu;Xiaoping Liu

  • Neural-Based Adaptive Output-Feedback Control for a Class of Nonstrict-Feedback Stochastic Nonlinear Systems

    Huanqing Wang;Kefu Liu;Xiaoping Liu;Bing Chen

  • Approximation-Based Adaptive Fuzzy Tracking Control for a Class of Nonstrict-Feedback Stochastic Nonlinear Time-Delay Systems

    Huanqing Wang;Xiaoping Liu;Kefu Liu;Hamid Reza Karimi

  • The damped dynamic vibration absorbers: revisited and new result

    Kefu Liu;Jie Liu

  • Robust Adaptive Neural Tracking Control for a Class of Stochastic Nonlinear Interconnected Systems

    Huanqing Wang;Xiaoping Liu;Kefu Liu

  • Observer-Based Adaptive Fuzzy Control for a Class of Nonlinear Delayed Systems

    Bing Chen;Chong Lin;Xiaoping Liu;Kefu Liu

  • Adaptive neural tracking control for stochastic nonlinear strict-feedback systems with unknown input saturation

    Huanqing Wang;Huanqing Wang;Bing Chen;Xiaoping Liu;Kefu Liu

  • Direct adaptive fuzzy control for nonlinear systems with time-varying delays

    Bing Chen;Xiaoping Liu;Kefu Liu;Peng Shi

  • Adaptive Fuzzy Tracking Control for a Class of MIMO Nonlinear Systems in Nonstrict-Feedback Form

    Bing Chen;Chong Lin;Xiaoping Liu;Kefu Liu

  • A nonlinear energy sink with an energy harvester: Transient responses

    Daniel Kremer;Kefu Liu

  • Fuzzy-Approximation-Based Adaptive Control of Strict-Feedback Nonlinear Systems With Time Delays

    Bing Chen;Xiaoping Liu;Kefu Liu;Chong Lin

  • IDENTIFICATION OF LINEAR TIME-VARYING SYSTEMS

    K. Liu

  • Fuzzy Approximation-Based Adaptive Control of Nonlinear Delayed Systems With Unknown Dead Zone

    Bing Chen;Xiaoping Liu;Kefu Liu;Chong Lin

  • Robust H∞ control of Takagi--Sugeno fuzzy systems with state and input time delays

    Bing Chen;Xiaoping Liu;Chong Lin;Kefu Liu

  • A 6-DOF reconfigurable hybrid parallel manipulator

    Gianmarc Coppola;Dan Zhang;Kefu Liu

  • EXTENSION OF MODAL ANALYSIS TO LINEAR TIME-VARYING SYSTEMS

    Kefu Liu

  • Approximation-Based Adaptive Neural Control Design for a Class of Nonlinear Systems

    Bing Chen;Kefu Liu;Xiaoping Liu;Peng Shi

Frequent Co-Authors

Xiaoping Liu
Xiaoping Liu Lakehead University
Bing Chen
Bing Chen Qingdao University
Chong Lin
Chong Lin Qingdao University
Huanqing Wang
Huanqing Wang Bohai University
Jie Liu
Jie Liu Hunan University
Lihua Tang
Lihua Tang University of Auckland
Dan Zhang
Dan Zhang York University
Brian R. Mace
Brian R. Mace University of Auckland
Peng Shi
Peng Shi University of Adelaide
Huaguang Zhang
Huaguang Zhang Northeastern University

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