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Journal Articles

In Vivo Quantification of Ascending Thoracic Aortic Aneurysm Wall Stretch Using MRI: Relationship to Repair Threshold Diameter and Ex Vivo Wall Failure Behavior

Accepted Manuscript
Huiming Dong, Henrik Haraldsson, Joseph Leach, Ang Zhou, Megan Ballweber, Chengcheng Zhu, Yue Xuan, Zhongjie Wang, Michael Hope, Frederick Epstein, Liang Ge, David Saloner, Elaine Tseng, Dimitrios Mitsouras
Journal: Journal of Biomechanical Engineering
Publisher: ASME
Article Type: Research-Article
J Biomech Eng.
Paper No: BIO-23-1137
https://doi.org/10.1115/1.4066430
Published Online: September 3, 2024
View Article titled, In Vivo Quantification of Ascending Thoracic Aortic Aneurysm Wall Stretch Using MRI: Relationship to Repair Threshold Diameter and Ex Vivo Wall Failure Behavior
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Topics: Aneurysms, Failure, Magnetic resonance imaging, Maintenance, Surgery, Aorta, Mechanical properties, Stress, Displacement, Echoes
Proceedings Papers

Numerical Study on Discharging Characteristics of Pebble Cluster Flow in Pebble Bed

Liang Ge, Nan Gui, Xingtuan Yang, Jiyuan Tu, Shengyao Jiang
Proc. ASME. ICONE2020, Volume 3: Student Paper Competition; Thermal-Hydraulics; Verification and Validation, V003T13A021, August 4–5, 2020
Publisher: American Society of Mechanical Engineers
Paper No: ICONE2020-16364
https://doi.org/10.1115/ICONE2020-16364
View Paper titled, Numerical Study on Discharging Characteristics of Pebble Cluster Flow in Pebble Bed
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Topics: Flow (Dynamics), Particulate matter, Discrete element methods, Gravity (Force), Packing (Shipments), Packings (Cushioning), Simulation
Journal Articles

A Characteristic-Based Constitutive Law for Dispersed Fibers

Liang Ge
Journal: Journal of Biomechanical Engineering
Publisher: ASME
Article Type: Research-Article
J Biomech Eng. July 2016, 138(7): 071006.
Paper No: BIO-15-1624
https://doi.org/10.1115/1.4033517
Published Online: June 7, 2016
View Article titled, A Characteristic-Based Constitutive Law for Dispersed Fibers
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Topics: Approximation, Fibers, Constitutive equations
Journal Articles

Finite Element Modeling of Mitral Valve Repair

Ashley E. Morgan, Joe Luis Pantoja, Jonathan Weinsaft, Eugene Grossi, Julius M. Guccione, Liang Ge, Mark Ratcliffe
Journal: Journal of Biomechanical Engineering
Publisher: ASME
Article Type: Research-Article
J Biomech Eng. February 2016, 138(2): 021009.
Paper No: BIO-15-1408
https://doi.org/10.1115/1.4032125
Published Online: January 27, 2016
View Article titled, Finite Element Modeling of Mitral Valve Repair
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Topics: Maintenance, Modeling, Valves, Muscle, Stress
Journal Articles

A Novel Method for Quantifying Smooth Regional Variations in Myocardial Contractility Within an Infarcted Human Left Ventricle Based on Delay-Enhanced Magnetic Resonance Imaging

Martin Genet, Lik Chuan Lee, Liang Ge, Gabriel Acevedo-Bolton, Nick Jeung, Alastair Martin, Neil Cambronero, Andrew Boyle, Yerem Yeghiazarians, Sebastian Kozerke, Julius M. Guccione
Journal: Journal of Biomechanical Engineering
Publisher: ASME
Article Type: Research-Article
J Biomech Eng. August 2015, 137(8): 081009.
Paper No: BIO-14-1573
https://doi.org/10.1115/1.4030667
Published Online: August 1, 2015
View Article titled, A Novel Method for Quantifying Smooth Regional Variations in Myocardial Contractility Within an Infarcted Human Left Ventricle Based on Delay-Enhanced Magnetic Resonance Imaging
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Topics: Biological tissues, Magnetic resonance imaging, Modeling, Stiffness, Finite element analysis, Materials properties, Delays, Stress
Proceedings Papers

Simulations of the Hinge Flow Fields of a Bileaflet Mechanical Heart Valve Under Physiologic Pulsatile Aortic Conditions

Hélène A. Simon, Liang Ge, Iman Borazjani, Fotis Sotiropoulos, Ajit P. Yoganathan
Proc. ASME. SBC2008, ASME 2008 Summer Bioengineering Conference, Parts A and B, 1093-1094, June 25–29, 2008
Publisher: American Society of Mechanical Engineers
Paper No: SBC2008-192939
https://doi.org/10.1115/SBC2008-192939
View Paper titled, Simulations of the Hinge Flow Fields of a Bileaflet Mechanical Heart Valve Under Physiologic Pulsatile Aortic Conditions
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Topics: Engineering simulation, Flow (Dynamics), Heart valve prostheses, Hinges, Physiology, Simulation, Valves, Design, Blood, Hemodynamics
Proceedings Papers

A Biventricular Finite Element Model of Heart Failure for Predicting the Effects of Treatment Strategies

Jonathan F. Wenk, Liang Ge, Zhihong Zhang, Mehrdad Soleimani, D. Dean Potter, Arthur W. Wallace, Mark B. Ratcliffe, Julius M. Guccione
Proc. ASME. SBC2011, ASME 2011 Summer Bioengineering Conference, Parts A and B, 149-150, June 22–25, 2011
Publisher: American Society of Mechanical Engineers
Paper No: SBC2011-53142
https://doi.org/10.1115/SBC2011-53142
View Paper titled, A Biventricular Finite Element Model of Heart Failure for Predicting the Effects of Treatment Strategies
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Topics: Finite element model, Heart failure, Medical devices, Patient treatment, Statistics, Surgery, Warfare
Journal Articles

A Novel Method for Quantifying In-Vivo Regional Left Ventricular Myocardial Contractility in the Border Zone of a Myocardial Infarction

Lik Chuan Lee, Jonathan F. Wenk, Doron Klepach, Zhihong Zhang, David Saloner, Arthur W. Wallace, Liang Ge, Mark B. Ratcliffe, Julius M. Guccione
Journal: Journal of Biomechanical Engineering
Publisher: ASME
Article Type: Technical Briefs
J Biomech Eng. September 2011, 133(9): 094506.
https://doi.org/10.1115/1.4004995
Published Online: October 11, 2011
View Article titled, A Novel Method for Quantifying In-Vivo Regional Left Ventricular Myocardial Contractility in the Border Zone of a Myocardial Infarction
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Topics: Finite element model, Magnetic resonance imaging, Optimization, Stress, Fibers, Aneurysms
Journal Articles

Simulation of Mechanical Environment in Active Lead Fixation: Effect of Fixation Helix Size

Xuefeng Zhao, Jonathan F. Wenk, Mike Burger, Yi Liu, Mithilesh K. Das, William Combs, Liang Ge, Julius M. Guccione, Ghassan S. Kassab
Journal: Journal of Biomechanical Engineering
Publisher: ASME
Article Type: Research Papers
J Biomech Eng. June 2011, 133(6): 061006.
https://doi.org/10.1115/1.4004288
Published Online: June 28, 2011
View Article titled, Simulation of Mechanical Environment in Active Lead Fixation: Effect of Fixation Helix Size
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Topics: Damage, Electrodes, Finite element analysis, Myocardium, Wire, Screws, Simulation, Failure, Pacemakers, Algorithms
Proceedings Papers

The Application of Entransy Dissipation Theory in the Volume-to-Point Heat Conduction Problem

Liang Ge, Mingtian Xu, Lin Cheng
Proc. ASME. IHTC14, 2010 14th International Heat Transfer Conference, Volume 3, 299-304, August 8–13, 2010
Publisher: American Society of Mechanical Engineers
Paper No: IHTC14-22271
https://doi.org/10.1115/IHTC14-22271
View Paper titled, The Application of Entransy Dissipation Theory in the Volume-to-Point Heat Conduction Problem
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Topics: Energy dissipation, Heat conduction, Heat, Electrical conductivity, Thermal conductivity, Computer cooling, Cooling, Finite element methods, Integrated circuits, Operating temperature
Journal Articles

Regional Left Ventricular Myocardial Contractility and Stress in a Finite Element Model of Posterobasal Myocardial Infarction

Jonathan F. Wenk, Kay Sun, Zhihong Zhang, Mehrdad Soleimani, Liang Ge, David Saloner, Arthur W. Wallace, Mark B. Ratcliffe, Julius M. Guccione
Journal: Journal of Biomechanical Engineering
Publisher: ASME
Article Type: Technical Briefs
J Biomech Eng. April 2011, 133(4): 044501.
https://doi.org/10.1115/1.4003438
Published Online: February 17, 2011
View Article titled, Regional Left Ventricular Myocardial Contractility and Stress in a Finite Element Model of Posterobasal Myocardial Infarction
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Topics: Finite element analysis, Finite element model, Magnetic resonance imaging, Optimization, Stress
Proceedings Papers

Bearing Fault Diagnosis Based on Embedded Multiple Sensors

Yimin Shao, Liang Ge, Chris K. Mechefske, Jieping Fang
Proc. ASME. IDETC-CIE2009, Volume 1: 22nd Biennial Conference on Mechanical Vibration and Noise, Parts A and B, 111-115, August 30–September 2, 2009
Publisher: American Society of Mechanical Engineers
Paper No: DETC2009-86856
https://doi.org/10.1115/DETC2009-86856
View Paper titled, Bearing Fault Diagnosis Based on Embedded Multiple Sensors
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Topics: Bearings, Fault diagnosis, Sensors, Signals, Flaw detection, Temperature, Vibration
Journal Articles

Direction and Magnitude of Blood Flow Shear Stresses on the Leaflets of Aortic Valves: Is There a Link With Valve Calcification?

Liang Ge, Fotis Sotiropoulos
Journal: Journal of Biomechanical Engineering
Publisher: ASME
Article Type: Technical Briefs
J Biomech Eng. January 2010, 132(1): 014505.
https://doi.org/10.1115/1.4000162
Published Online: December 9, 2009
View Article titled, Direction and Magnitude of Blood Flow Shear Stresses on the Leaflets of Aortic Valves: Is There a Link With Valve Calcification?
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Topics: Blood flow, Flow (Dynamics), Hemodynamics, Shear stress, Valves, Endothelial cells
Proceedings Papers

Fluid-Structure Interaction in Bi-Leaflet Mechanical Heart Valves

Iman Borazjani, Liang Ge, Fotis Sotiropoulos, Lakshmi Prasad Dasi, Ajit Yogonathan
Proc. ASME. BIOMED2007, ASME 2007 2nd Frontiers in Biomedical Devices, 17-18, June 7–8, 2007
Publisher: American Society of Mechanical Engineers
Paper No: BioMed2007-38074
https://doi.org/10.1115/BioMed2007-38074
View Paper titled, Fluid-Structure Interaction in Bi-Leaflet Mechanical Heart Valves
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Topics: Fluid structure interaction, Heart valve prostheses, Aorta, Cardiac cycle, Computer simulation, Flow (Dynamics), Fluid dynamics, Geometry, Kinematics, Simulation
Journal Articles

Flow in a Mechanical Bileaflet Heart Valve at Laminar and Near-Peak Systole Flow Rates: CFD Simulations and Experiments

Liang Ge, Hwa-Liang Leo, Fotis Sotiropoulos, Ajit P. Yoganathan
Journal: Journal of Biomechanical Engineering
Publisher: ASME
Article Type: Technical Papers
J Biomech Eng. October 2005, 127(5): 782–797.
https://doi.org/10.1115/1.1993665
Published Online: March 31, 2005
View Article titled, Flow in a Mechanical Bileaflet Heart Valve at Laminar and Near-Peak Systole Flow Rates: CFD Simulations and Experiments
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Topics: Flow (Dynamics), Simulation, Turbulence, Valves, Laminar flow, Computational fluid dynamics, Computer simulation, Reynolds number
Journal Articles

Numerical Simulation of Flow in Mechanical Heart Valves: Grid Resolution and the Assumption of Flow Symmetry

Liang Ge, S. Casey Jones, Fotis Sotiropoulos, Timothy M. Healy, Ajit P. Yoganathan
Journal: Journal of Biomechanical Engineering
Publisher: ASME
Article Type: Technical Papers
J Biomech Eng. October 2003, 125(5): 709–718.
https://doi.org/10.1115/1.1614817
Published Online: October 9, 2003
View Article titled, Numerical Simulation of Flow in Mechanical Heart Valves: Grid Resolution and the Assumption of Flow Symmetry
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Topics: Flow (Dynamics), Geometry, Resolution (Optics), Simulation, Valves, Vortices, Heart valve prostheses, Numerical analysis, Computational fluid dynamics, Computer simulation