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Zdeněk P. Bažant
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Journal Articles

Smooth Lagrangian Crack Band Model Based on Spress-Sprain Relation and Lagrange Multiplier Constraint of Displacement Gradient

Anh Tay Nguyen, Houlin Xu, Karel Matouš, Zdeněk P. Bažant
Journal: Journal of Applied Mechanics
Publisher: ASME
Article Type: Research Papers
J. Appl. Mech. March 2024, 91(3): 031007.
Paper No: JAM-23-1350
https://doi.org/10.1115/1.4063896
Published Online: November 16, 2023
View Article titled, Smooth Lagrangian Crack Band Model Based on Spress-Sprain Relation and Lagrange Multiplier Constraint of Displacement Gradient
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Topics: Displacement, Finite element analysis, Fracture (Materials), Stiffness, Simulation, Tensors, Shapes, Computer simulation, Density
Journal Articles

Osmotic Pressure Gradient Effects on Water Diffusion in Porous Rock: Can They Pervert Permeability Tests?

Zdeněk P. Bažant, Anh Tay Nguyen
Journal: Journal of Applied Mechanics
Publisher: ASME
Article Type: Research Papers
J. Appl. Mech. December 2023, 90(12): 121002.
Paper No: JAM-23-1242
https://doi.org/10.1115/1.4063030
Published Online: August 7, 2023
View Article titled, Osmotic Pressure Gradient Effects on Water Diffusion in Porous Rock: Can They Pervert Permeability Tests?
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Topics: Diffusion (Physics), Osmosis, Permeability, Rocks, Water, Shales, Pressure gradient, Pressure, Outflow, Ions
Proceedings Papers

Finite Strain Analysis of Deformations of Quasibrittle Material During Missile Impact and Penetration

Zdeněk P. Bažant, Mark D. Adley, Yuyin Xiang
Proc. ASME. IMECE96, Advances in Failure Mechanisms in Brittle Materials, 163-169, November 17–22, 1996
Publisher: American Society of Mechanical Engineers
Paper No: IMECE1996-1400
https://doi.org/10.1115/IMECE1996-1400
View Paper titled, Finite Strain Analysis of Deformations of Quasibrittle Material During Missile Impact and Penetration
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Topics: Deformation, Missiles, Finite element analysis, Tensors, Concretes, Constitutive equations, Damage, Fittings, Reinforced concrete, Stress tensors
Journal Articles

Smooth Crack Band Model—A Computational Paragon Based on Unorthodox Continuum Homogenization

Yupeng Zhang, Zdeněk P. Bažant
Journal: Journal of Applied Mechanics
Publisher: ASME
Article Type: Research Papers
J. Appl. Mech. April 2023, 90(4): 041007.
Paper No: JAM-22-1363
https://doi.org/10.1115/1.4056324
Published Online: January 13, 2023
View Article titled, Smooth Crack Band Model—A Computational Paragon Based on Unorthodox Continuum Homogenization
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Topics: Damage, Density, Displacement, Fracture (Materials), Stiffness, Stress, Tensors, Dimensions, Strain gradient, Boundary-value problems
Journal Articles

Critical Comparison of Phase-Field, Peridynamics, and Crack Band Model M7 in Light of Gap Test and Classical Fracture Tests

Zdeněk P. Bažant, Hoang T. Nguyen, A. Abdullah Dönmez
Journal: Journal of Applied Mechanics
Publisher: ASME
Article Type: Research Papers
J. Appl. Mech. June 2022, 89(6): 061008.
Paper No: JAM-22-1078
https://doi.org/10.1115/1.4054221
Published Online: April 26, 2022
View Article titled, Critical Comparison of Phase-Field, Peridynamics, and Crack Band Model M7 in Light of Gap Test and Classical Fracture Tests
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Topics: Fracture (Materials), Size effect, Stress, Shear (Mechanics), Compression, Damage, Fracture (Process), Concretes
Proceedings Papers

Similitude of Failure and Size Effect in Fiber Composites

Zdeněk P. Bažant
Proc. ASME. IMECE97, Analysis and Design Issues for Modern Aerospace Vehicles, 3-9, November 16–21, 1997
Publisher: American Society of Mechanical Engineers
Paper No: IMECE1997-0704
https://doi.org/10.1115/IMECE1997-0704
View Paper titled, Similitude of Failure and Size Effect in Fiber Composites
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Topics: Composite materials, Failure, Fibers, Size effect, Fracture (Materials), Buckling, Compression, Stress
Proceedings Papers

Size Effect in Fracture of Sandwich Structure Components: Foam and Laminate

Zdeněk P. Bažant, Yong Zhou, Drahomír Novák, Isaac M. Daniel
Proc. ASME. IMECE2001, Three-Dimensional Effects in Composite and Sandwich Structures, 19-30, November 11–16, 2001
Publisher: American Society of Mechanical Engineers
Paper No: IMECE2001/AMD-25413
https://doi.org/10.1115/IMECE2001/AMD-25413
View Paper titled, Size Effect in Fracture of Sandwich Structure Components: Foam and Laminate
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Topics: Fracture (Materials), Fracture (Process), Laminates, Sandwich structures, Size effect, Stress, Chaos, Design, Plates (structures), Shells
Proceedings Papers

Failure of Foam Core Sandwiches: Numerical Simulation by Microplane Model

Zdeněk P. Bažant, Michele Brocca
Proc. ASME. IMECE2000, Mechanics of Sandwich Structures, 51-67, November 5–10, 2000
Publisher: American Society of Mechanical Engineers
Paper No: IMECE2000-2024
https://doi.org/10.1115/IMECE2000-2024
View Paper titled, Failure of Foam Core Sandwiches: Numerical Simulation by Microplane Model
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Topics: Computer simulation, Constitutive equations, Failure, Finite element analysis, Plastic foam, Polymer foams, Size effect, Stiffness, Tensors
Journal Articles

Gap Test of Crack-Parallel Stress Effect on Quasibrittle Fracture and Its Consequences

Hoang Thai Nguyen, Madura Pathirage, Gianluca Cusatis, Zdeněk P. Bažant
Journal: Journal of Applied Mechanics
Publisher: ASME
Article Type: Research Papers
J. Appl. Mech. July 2020, 87(7): 071012.
Paper No: JAM-20-1230
https://doi.org/10.1115/1.4047215
Published Online: May 29, 2020
View Article titled, Gap Test of Crack-Parallel Stress Effect on Quasibrittle Fracture and Its Consequences
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Topics: Fracture (Materials), Stress, Concretes, Compression
Journal Articles

General Fishnet Statistics of Strength: Nacreous, Biomimetic, Concrete, Octet-Truss, and Other Architected or Quasibrittle Materials

Wen Luo, Zdeněk P. Bažant
Journal: Journal of Applied Mechanics
Publisher: ASME
Article Type: Research Papers
J. Appl. Mech. March 2020, 87(3): 031015.
Paper No: JAM-19-1554
https://doi.org/10.1115/1.4045589
Published Online: December 24, 2019
View Article titled, General Fishnet Statistics of Strength: Nacreous, Biomimetic, Concrete, Octet-Truss, and Other Architected or Quasibrittle Materials
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Journal Articles

Mode I and II Interlaminar Fracture in Laminated Composites: A Size Effect Study

Marco Salviato, Kedar Kirane, Zdeněk P. Bažant, Gianluca Cusatis
Journal: Journal of Applied Mechanics
Publisher: ASME
Article Type: Research-Article
J. Appl. Mech. September 2019, 86(9): 091008.
Paper No: JAM-19-1213
https://doi.org/10.1115/1.4043889
Published Online: June 27, 2019
View Article titled, Mode I and II Interlaminar Fracture in Laminated Composites: A Size Effect Study
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Topics: Composite materials, Fracture (Materials), Fracture (Process), Size effect
Journal Articles

Engineer’s Digest of E = mc 2

Zdeněk P. Bažant
Journal: Journal of Applied Mechanics
Publisher: ASME
Article Type: Research-Article
J. Appl. Mech. September 2019, 86(9): 094502.
Paper No: JAM-19-1075
https://doi.org/10.1115/1.4043744
Published Online: June 12, 2019
View Article titled, Engineer’s Digest of E = mc 2
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Topics: Clocks, Mirrors, Reflection, Engineering students, Momentum, Special relativity (Physics), Speed of light, Students
Journal Articles

Fishnet Statistical Size Effect on Strength of Materials With Nacreous Microstructure

Wen Luo, Zdeněk P. Bažant
Journal: Journal of Applied Mechanics
Publisher: ASME
Article Type: Research-Article
J. Appl. Mech. August 2019, 86(8): 081006.
Paper No: JAM-19-1137
https://doi.org/10.1115/1.4043663
Published Online: May 23, 2019
View Article titled, Fishnet Statistical Size Effect on Strength of Materials With Nacreous Microstructure
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Topics: Brittleness, Size effect, Stress, Failure, Probability
Journal Articles

The Enigma of Large-Scale Permeability of Gas Shale: Pre-Existing or Frac-Induced?

Viet T. Chau, Cunbao Li, Saeed Rahimi-Aghdam, Zdeněk P. Bažant
Journal: Journal of Applied Mechanics
Publisher: ASME
Article Type: Research-Article
J. Appl. Mech. June 2017, 84(6): 061008.
Paper No: JAM-17-1140
https://doi.org/10.1115/1.4036455
Published Online: April 25, 2017
View Article titled, The Enigma of Large-Scale Permeability of Gas Shale: Pre-Existing or Frac-Induced?
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Topics: Creep, Fracture (Materials), Permeability, Shales, Flow (Dynamics), Stress
Journal Articles

Wave Dispersion and Basic Concepts of Peridynamics Compared to Classical Nonlocal Damage Models

Zdeněk P. Bažant, Wen Luo, Viet T. Chau, Miguel A. Bessa
Journal: Journal of Applied Mechanics
Publisher: ASME
Article Type: Research-Article
J. Appl. Mech. November 2016, 83(11): 111004.
Paper No: JAM-16-1324
https://doi.org/10.1115/1.4034319
Published Online: August 30, 2016
View Article titled, Wave Dispersion and Basic Concepts of Peridynamics Compared to Classical Nonlocal Damage Models
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Topics: Damage, Particulate matter, Waves, Elasticity, Wave propagation, Dispersion (Optics), Errors
Journal Articles

Direct Testing of Gradual Postpeak Softening of Fracture Specimens of Fiber Composites Stabilized by Enhanced Grip Stiffness and Mass

Marco Salviato, Viet T. Chau, Weixin Li, Zdeněk P. Bažant, Gianluca Cusatis
Journal: Journal of Applied Mechanics
Publisher: ASME
Article Type: Research-Article
J. Appl. Mech. November 2016, 83(11): 111003.
Paper No: JAM-16-1360
https://doi.org/10.1115/1.4034312
Published Online: August 24, 2016
View Article titled, Direct Testing of Gradual Postpeak Softening of Fracture Specimens of Fiber Composites Stabilized by Enhanced Grip Stiffness and Mass
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Topics: Composite materials, Displacement, Fibers, Fracture (Materials), Fracture (Process), Size effect, Stability, Stiffness, Stress, Tension
Journal Articles

Microplane-Triad Model for Elastic and Fracturing Behavior of Woven Composites

Kedar Kirane, Marco Salviato, Zdeněk P. Bažant
Journal: Journal of Applied Mechanics
Publisher: ASME
Article Type: Research-Article
J. Appl. Mech. April 2016, 83(4): 041006.
Paper No: JAM-15-1617
https://doi.org/10.1115/1.4032275
Published Online: January 25, 2016
View Article titled, Microplane-Triad Model for Elastic and Fracturing Behavior of Woven Composites
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Topics: Calibration, Composite materials, Constitutive equations, Damage, Elasticity, Fibers, Fracture (Materials), Fracture (Process), Size effect, Stiffness
Journal Articles

Impact Comminution of Solids Due to Progressive Crack Growth Driven by Kinetic Energy of High-Rate Shear

Zdeněk P. Bažant, Yewang Su
Journal: Journal of Applied Mechanics
Publisher: ASME
Article Type: Research-Article
J. Appl. Mech. March 2015, 82(3): 031007.
Paper No: JAM-14-1593
https://doi.org/10.1115/1.4029636
Published Online: March 1, 2015
View Article titled, Impact Comminution of Solids Due to Progressive Crack Growth Driven by Kinetic Energy of High-Rate Shear
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Topics: Fracture (Materials), Kinetic energy, Shear (Mechanics), Size reduction (Materials), Particulate matter, Viscosity, Concretes, Damage
Journal Articles

Why Fracking Works

Zdeněk P. Bažant, Marco Salviato, Viet T. Chau, Hari Viswanathan, Aleksander Zubelewicz
Journal: Journal of Applied Mechanics
Publisher: ASME
Article Type: Research-Article
J. Appl. Mech. October 2014, 81(10): 101010.
Paper No: JAM-14-1295
https://doi.org/10.1115/1.4028192
Published Online: August 27, 2014
View Article titled, Why Fracking Works
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Topics: Fracture (Materials), Shales
Journal Articles

Energy-Conservation Error Due to Use of Green–Naghdi Objective Stress Rate in Commercial Finite-Element Codes and Its Compensation

Zdeňek P. Bažant, Jan Vorel
Journal: Journal of Applied Mechanics
Publisher: ASME
Article Type: Research-Article
J. Appl. Mech. February 2014, 81(2): 021008.
Paper No: JAM-13-1041
https://doi.org/10.1115/1.4024411
Published Online: September 16, 2013
View Article titled, Energy-Conservation Error Due to Use of Green–Naghdi Objective Stress Rate in Commercial Finite-Element Codes and Its Compensation
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Topics: Errors, Stress, Tensors, Energy conservation, Finite element analysis