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Journal Articles

Thermomechanical Constitutive Models of Shape Memory Polymers and Their Composites

Wei Zhao, Liwu Liu, Xin Lan, Jinsong Leng, Yanju Liu
Journal: Applied Mechanics Reviews
Article Type: Review Articles
Appl. Mech. Rev. March 2023, 75(2): 020802.
Paper No: AMR-22-1020
DOI: https://doi.org/10.1115/1.4056131
Published Online: December 1, 2022
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Topics: Composite materials, Constitutive equations, Deformation, Fibers, Phase transitions, Rheology, Shape memory polymers, Stress, Temperature, Shapes
Journal Articles

A Method to Determine the Constitutive Parameters of Hyperelastic Films Based on Spherical Indentation

Wei Zhu, Shengjun Fan, Fei Jia, Jinsong Leng, Yanju Liu
Journal: Journal of Applied Mechanics
Article Type: Research Papers
J. Appl. Mech. October 2022, 89(10): 101005.
Paper No: JAM-22-1197
DOI: https://doi.org/10.1115/1.4055371
Published Online: September 6, 2022
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Topics: Constitutive equations, Shear modulus, Stress, Engineering simulation, Simulation, Finite element analysis, Natural rubber, Silicone rubber, Plasma desorption mass spectrometry, Dimensional analysis
Proceedings Papers

Active Vibration Control of Smart Composite Beams With Embedded Optical Fiber Sensor and ER Fluid

Jinsong Leng, A. Asundi, Yanju Liu
Proc. ASME. IMECE98, Dynamics, Acoustics and Simulations, 117-122, November 15–20, 1998
Paper No: IMECE1998-0556
DOI: https://doi.org/10.1115/IMECE1998-0556
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Topics: Composite building materials, Electrorheological fluids, Fiber optic sensors, Vibration control, Vibration, Sensors, Optical fiber, Actuators, Composite materials, Damping
Journal Articles

Computational Model and Design of the Soft Tunable Lens Actuated by Dielectric Elastomer

Jinrong Li, Xiongfei Lv, Liwu Liu, Yanju Liu, Jinsong Leng
Journal: Journal of Applied Mechanics
Article Type: Research Papers
J. Appl. Mech. July 2020, 87(7): 071005.
Paper No: JAM-20-1028
DOI: https://doi.org/10.1115/1.4046896
Published Online: May 4, 2020
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Topics: Computer simulation, Elastomers, Electrodes, Lenses (Optics), Design, Fluids, Deformation
Journal Articles

Electromechanical Modeling of Softening Behavior for Dielectric Elastomers

Xiongfei Lv, Liwu Liu, Yanju Liu, Jinsong Leng
Journal: Journal of Applied Mechanics
Article Type: Research-Article
J. Appl. Mech. November 2018, 85(11): 111010.
Paper No: JAM-18-1063
DOI: https://doi.org/10.1115/1.4040405
Published Online: August 31, 2018
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Topics: Carbon nanotubes, Elastomers, Modeling, Stress, Deformation, Viscoelasticity, Testing
Proceedings Papers

Structural Analysis of Morphing Airfoils for Camber Adaptive Wing

Ning Feng, Liwu Liu, Yanju Liu, Jinsong Leng
Proc. ASME. SMASIS2015, Volume 2: Integrated System Design and Implementation; Structural Health Monitoring; Bioinspired Smart Materials and Systems; Energy Harvesting, V002T06A014, September 21–23, 2015
Paper No: SMASIS2015-9116
DOI: https://doi.org/10.1115/SMASIS2015-9116
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Topics: Airfoils, Structural analysis, Wings, Chords (Trusses), Shapes, Skin, Finite element methods, Carbon fibers, Composite materials, Deformation
Proceedings Papers

Electrospinning and Characterization of Nafion Nanofiber Membranes

Fenghua Zhang, Zhichun Zhang, Yanju Liu, Jinsong Leng
Proc. ASME. SMASIS2012, Volume 1: Development and Characterization of Multifunctional Materials; Modeling, Simulation and Control of Adaptive Systems; Structural Health Monitoring, 75-79, September 19–21, 2012
Paper No: SMASIS2012-8030
DOI: https://doi.org/10.1115/SMASIS2012-8030
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Topics: Electrospinning, Membranes, Nanofibers, Electrodes, Separation (Technology), Glass transition, Rotation, Scanning electron microscopy, Thermal stability, Viscosity
Proceedings Papers

Shape Memory Polymers: A Potential Material for Future’s Changing Shape

Jinsong Leng, Yanju Liu, Shanyi Du
Proc. ASME. SMASIS2010, ASME 2010 Conference on Smart Materials, Adaptive Structures and Intelligent Systems, Volume 2, 87, September 28–October 1, 2010
Paper No: SMASIS2010-3709
DOI: https://doi.org/10.1115/SMASIS2010-3709
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Topics: Shape memory polymers, Shapes, Ceramics, Deformation, Density, Magnetism, Multifunctional materials, Phase transition temperature, Shape memory alloys, Shape memory effects
Proceedings Papers

Electromechanical Stability of Dielectric Elastomer Using Electric Energy Density Function With Variable Dielectric Constant

Liwu Liu, Tiefeng Li, Yanju Liu, Jinsong Leng
Proc. ASME. SMASIS2010, ASME 2010 Conference on Smart Materials, Adaptive Structures and Intelligent Systems, Volume 1, 169-170, September 28–October 1, 2010
Paper No: SMASIS2010-3724
DOI: https://doi.org/10.1115/SMASIS2010-3724
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Topics: Density, Elastomers, Stability, Deformation, Electric fields, Electrical properties, Actuators, Polymers, Aeronautics, Bearings
Journal Articles

Vibration Control of Smart Composite Beams with Embedded Optical Fiber Sensor and ER Fluid

Jinsong Leng, A. Asundi, Yanju Liu
Journal: Journal of Vibration and Acoustics
Article Type: Technical Briefs
J. Vib. Acoust. October 1999, 121(4): 508–509.
DOI: https://doi.org/10.1115/1.2894011
Published Online: October 1, 1999
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Topics: Composite building materials, Electrorheological fluids, Fiber optic sensors, Vibration control, Vibration, Sensors, Actuators, Composite materials, Damping, Electric fields