Publications
2024
Guided wave elastography of human skins with a layered model incorporating the effect of muscle state
Journal of Biomechanics
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01 Sep 2024
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doi:10.1016/j.jbiomech.2024.112279
In Vivo Optical Coherence Elastography Unveils Spatial Variation of Human Corneal Stiffness
IEEE Transactions on Biomedical Engineering
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01 May 2024
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doi:10.1109/TBME.2023.3338086
In this work, we demonstrate the biomechanical heterogeneity of the cornea via high-resolution OCE, enabling early detection and staging of corneal diseases
SWENet: A Physics-Informed Deep Neural Network (PINN) for Shear Wave Elastography
IEEE Transactions on Medical Imaging
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01 Apr 2024
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doi:10.1109/TMI.2023.3338178
This work establishes full-waveform inversion for near-field shear waves using deep learning, enabling super-resolution shear wave imaging
Simultaneous tensile and shear measurement of the human cornea in vivo using S0- and A0-wave optical coherence elastography
Acta Biomaterialia
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01 Feb 2024
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doi:10.1016/j.actbio.2023.12.019
High-Frequency Optical Coherence Elastography for Gingival Tissue Characterization: Variability in Stiffness and Response to Physiological Conditions
Biomaterials Research
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01 Jan 2024
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doi:10.34133/bmr.0044
2023
Ultra-wideband optical coherence elastography from acoustic to ultrasonic frequencies
Nature Communications
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16 Aug 2023
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doi:10.1038/s41467-023-40625-y
This article demonstrates the first ultrasonic shear wave imaging technique
Noninvasive measurement of local stress inside soft materials with programmed shear waves
Science Advances
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10 Mar 2023
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doi:10.1126/sciadv.add4082
This article proposes an acoustoelastic theory that lays the foundation for stress measurement without requiring knowledge of constitutive parameters
2022
Supershear surface waves reveal prestress and anisotropy of soft materials
Journal of the Mechanics and Physics of Solids
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01 Dec 2022
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doi:10.1016/j.jmps.2022.105085
In this work, we demonstrate that the supershear surface wave is consistently supported in solids, irrespective of the shear quality factor
Non-destructive mapping of stress and strain in soft thin films through sound waves
Communications Physics
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17 Sep 2022
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doi:10.1038/s42005-022-01000-3
In vivo stiffness measurement of epidermis, dermis, and hypodermis using broadband Rayleigh-wave optical coherence elastography
Acta Biomaterialia
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01 Jul 2022
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doi:10.1016/j.actbio.2022.04.030
Arterial Stiffness Probed by Dynamic Ultrasound Elastography Characterizes Waveform of Blood Pressure
IEEE Transactions on Medical Imaging
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01 Jun 2022
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doi:10.1109/TMI.2022.3141613
In this work, we demonstrate the dynamic changes of arterial stiffness within cardiac cycles and find a scaling law between shear wave speed and local blood pressure
2021
AFM-based indentation method for measuring the relaxation property of living cells
Journal of Biomechanics
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01 Jun 2021
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doi:10.1016/j.jbiomech.2021.110444
2020
An ultrasonic method to measure stress without calibration: The angled shear wave method
The Journal of the Acoustical Society of America
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01 Dec 2020
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doi:10.1121/10.0002959
Backward Mach cone of shear waves induced by a moving force in soft anisotropic materials
Journal of the Mechanics and Physics of Solids
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01 May 2020
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doi:10.1016/j.jmps.2020.103896
This work demonstrates the mechanism of backward shear wave Mach cone in anisotropic solids
Size effect in shear wave elastography of small solid tumors – A phantom study
Extreme Mechanics Letters
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01 Feb 2020
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doi:10.1016/j.eml.2020.100636
2019
Mechanical characterization of functionally graded soft materials with ultrasound elastography
Philosophical Transactions of the Royal Society A: Mathematical, Physical and Engineering Sciences
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18 Mar 2019
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doi:10.1098/rsta.2018.0075
Indentation creep tests to assess the viscoelastic properties of soft materials: Theory, method and experiment
International Journal of Non-Linear Mechanics
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01 Mar 2019
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doi:10.1016/j.ijnonlinmec.2018.12.005
Elastodiagnosis of diseases: A review
Extreme Mechanics Letters
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01 Feb 2019
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doi:10.1016/j.eml.2019.01.009
Guided wave elastography of layered soft tissues
Acta Biomaterialia
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01 Jan 2019
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doi:10.1016/j.actbio.2018.12.002
2018
In vivo and ex vivo elastic properties of brain tissues measured with ultrasound elastography
Journal of the Mechanical Behavior of Biomedical Materials
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01 Jul 2018
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doi:10.1016/j.jmbbm.2018.04.017
Effect of ligation on the viscoelastic properties of liver tissues
Journal of Biomechanics
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01 Jul 2018
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doi:10.1016/j.jbiomech.2018.05.018
Non-leaky modes and bandgaps of surface acoustic waves in wrinkled stiff-film/compliant-substrate bilayers
Journal of the Mechanics and Physics of Solids
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01 Mar 2018
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doi:10.1016/j.jmps.2017.11.024
This work demonstrates the effects of surface wrinkling on surface wave propagation for the first time
2017
Tissue-mimicking materials for elastography phantoms: A review
Extreme Mechanics Letters
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01 Nov 2017
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doi:10.1016/j.eml.2017.09.009
Notice of Removal: Guided wave elastography of pressurized artery in both longitudinal and transverse sections: Validation in phantom experiments
2017 IEEE International Ultrasonics Symposium (IUS)
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01 Sep 2017
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doi:10.1109/ULTSYM.2017.8091785
Notice of Removal: Guided wave elastography of press-stressed thin-walled soft tissues
2017 IEEE International Ultrasonics Symposium (IUS)
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01 Sep 2017
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doi:10.1109/ULTSYM.2017.8091957
Comparison of different motion estimation methods for vessel cross-sectional shear wave imaging
2017 IEEE International Ultrasonics Symposium (IUS)
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01 Sep 2017
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doi:10.1109/ULTSYM.2017.8092805
Comparison of different motion estimation methods for vessel cross-sectional shear wave imaging
2017 IEEE International Ultrasonics Symposium (IUS)
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01 Sep 2017
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doi:10.1109/ULTSYM.2017.8092267
Assessing the mechanical properties of anisotropic soft tissues using guided wave elastography: Inverse method and numerical experiments
The Journal of the Acoustical Society of America
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01 Sep 2017
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doi:10.1121/1.5002685
Novel Method for Vessel Cross-Sectional Shear Wave Imaging
Ultrasound in Medicine & Biology
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01 Jul 2017
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doi:10.1016/j.ultrasmedbio.2017.03.001
Edge wrinkling of a soft ridge with gradient thickness
Applied Physics Letters
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05 Jun 2017
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doi:10.1063/1.4985009
Guided waves in pre-stressed hyperelastic plates and tubes: Application to the ultrasound elastography of thin-walled soft materials
Journal of the Mechanics and Physics of Solids
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01 May 2017
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doi:10.1016/j.jmps.2017.02.008
This work establishes the first acoustoelastic model for shear wave imaging of thin-walled tissues
Mechanics of ultrasound elastography
Proceedings of the Royal Society A: Mathematical, Physical and Engineering Sciences
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01 Mar 2017
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doi:10.1098/rspa.2016.0841
This is a comprehensive review on the mechanics of ultrasound elastography
Wrinkling of a stiff film resting on a fiber-filled soft substrate and its potential application as tunable metamaterials
Extreme Mechanics Letters
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01 Feb 2017
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doi:10.1016/j.eml.2016.12.002
An Inverse Method to Determine Arterial Stiffness with Guided Axial Waves
Ultrasound in Medicine & Biology
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01 Feb 2017
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doi:10.1016/j.ultrasmedbio.2016.10.006
Temperature-dependent elastic properties of brain tissues measured with the shear wave elastography method
Journal of the Mechanical Behavior of Biomedical Materials
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01 Jan 2017
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doi:10.1016/j.jmbbm.2016.09.026
An ultrasound elastography method to determine the local stiffness of arteries with guided circumferential waves
Journal of Biomechanics
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01 Jan 2017
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doi:10.1016/j.jbiomech.2016.12.006
2016
Tunable defect mode in a soft wrinkled bilayer system
Extreme Mechanics Letters
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01 Dec 2016
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doi:10.1016/j.eml.2016.06.005
Elastic Cherenkov effects in transversely isotropic soft materials-I: Theoretical analysis, simulations and inverse method
Journal of the Mechanics and Physics of Solids
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01 Nov 2016
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doi:10.1016/j.jmps.2016.05.023
Elastic Cherenkov effects in transversely isotropic soft materials-II: Ex vivo and in vivo experiments
Journal of the Mechanics and Physics of Solids
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01 Sep 2016
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doi:10.1016/j.jmps.2016.04.028
Controlling elastic wave propagation in a soft bilayer system via wrinkling-induced stress patterns
Soft Matter
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01 Jan 2016
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doi:10.1039/c6sm00265j
2015
Effect of lateral dimension on the surface wrinkling of a thin film on compliant substrate induced by differential growth/swelling
Journal of the Mechanics and Physics of Solids
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01 Oct 2015
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doi:10.1016/j.jmps.2015.06.003
Determining the in vivo elastic properties of dermis layer of human skin using the supersonic shear imaging technique and inverse analysis
Medical Physics
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12 Jun 2015
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doi:10.1118/1.4922133
Measuring the linear and nonlinear elastic properties of brain tissue with shear waves and inverse analysis
Biomechanics and Modeling in Mechanobiology
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20 Feb 2015
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doi:10.1007/s10237-015-0658-0
Characterization of the nonlinear elastic properties of soft tissues using the supersonic shear imaging (SSI) technique: Inverse method, ex vivo and in vivo experiments
Medical Image Analysis
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01 Feb 2015
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doi:10.1016/j.media.2014.10.010
2014
Pipette aspiration of hyperelastic compliant materials: Theoretical analysis, simulations and experiments
Journal of the Mechanics and Physics of Solids
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01 Aug 2014
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doi:10.1016/j.jmps.2014.03.012
Determination of the Reduced Creep Function of Viscoelastic Compliant Materials Using Pipette Aspiration Method
Journal of Applied Mechanics
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01 Apr 2014
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doi:10.1115/1.4027159
2013
Spherical indentation method for determining the constitutive parameters of hyperelastic soft materials
Biomechanics and Modeling in Mechanobiology
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13 Mar 2013
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doi:10.1007/s10237-013-0481-4