NSTL国家科技图书文献中心

1. Heterogeneous mesoscale concrete model bonded with PZT sensor for electromechanical admittance-based structural damage identification NSTL国家科技图书文献中心

Yang, Zeliang | Ai, Demi ... - 《Smart Materials & Structures》 - 2025,34(3) - 共21页

摘要： mesoscale concrete model for resolving the EMA signiatures | developed to establish the mesoscale* concrete model with* | mesoscale model showed more accurate resolution of the EMA | studies were conducted between the proposed mesoscale | validate the proposed model, rigorous experiments were

关键词： concrete mesoscale model | piezoceramic transducer | electromechanical admittance | finite element method | random aggregate model | damage identification

2. Interpreting Concrete Fatigue Damage at the Mesoscale: Model Development and Parametric Analyses NSTL国家科技图书文献中心

Hui Jiang | Xiao Zhao ... - 《Fatigue & Fracture of Engineering Materials & Structures》 - 2025,48(5) - 2325～2338 - 共14页

摘要： mesoscale. An equivalent stochastic mechanical model is | initial defects. The model* is further enhanced by* | . The numerical model* and implementation scheme serve* | This study presents a numerical framework for | evaluating the fatigue damage behavior of concrete at the

关键词： concrete | fatigue damage | heterogeneity | mesoscale simulation | periodic boundary conditions

3. Mesoscale fracking modelling of heterogeneous quasi-brittle materials using a hydromechanical coupled cohesive phase-field model NSTL国家科技图书文献中心

Li, Hui | Wang, Shanyong ... - 《Engineering Fracture Mechanics》 - 2025,317 - 110889～ - 共26页

摘要：This study develops two mesoscale* hydraulic* | hydromechanical coupled cohesive phase-field model* with random* | , respectively, for simulating complicated 2D/3D mesoscale | . The hydromechanical cohesive phase-field model* is* | used to automatically model* fluid-driven crack*

关键词： Random mesoscale models | Fracking | Phase-field model | Quasi-brittle material | Monte Carlo simulation

4. Parameter investigation and efficiency evaluation of unified phase-field theory in mesoscale fracture analysis of fully-graded concrete under uniaxial tension NSTL国家科技图书文献中心

Qin X. | Wang X.... - 《Engineering Fracture Mechanics》 - 2025,314 - 110696～ - 共28页

摘要： Phase-field Cohesive Zone Model (PF-CZM) for mesoscale | under uniaxial tension. The developed mesoscale model | the obtained parameters, the adjusted mesoscale | model primarily shows dispersed cracks randomly | © 2024 Elsevier LtdThis study investigates the

关键词： Crack propagation | Fully-graded concrete | Mesoscale model | Uniaxial tensile experiment | Unified phase-field theory

5. Minkowski Sum-Enhanced 3D Mesoscale Structure Model for Concrete with High Aggregate Volume Fractions NSTL国家科技图书文献中心

Meng, Qing-Xiang | Fan, Kai-Feng ... - 《Journal of Engineering Mechanics》 - 2025,151(2) - 共15页

摘要： method for generating three-dimensional (3D) mesoscale | enhancing computational efficiency and model* accuracy* | This paper presents a novel and efficient | structures of concrete using the discrete element method | (DEM). The proposed approach enables the flexible and

关键词： Random mesoscale structure | Failure evolution | Adjustable mesoscale concrete models | Discrete element method (DEM) collision | Minkowski Sum

6. A foundational framework for the mesoscale modeling of dynamic elastomers and gels NSTL国家科技图书文献中心

Robert J. Wagner | Meredith N. Silberst... - 《Journal of the Mechanics and Physics of Solids》 - 2025,194(Jan.) - 105914.1～105914.20 - 共20页

摘要： mesoscale model access to larger spatiotemporal domains | Discrete mesoscale* network models, in which* | , whether such mesoscale* models accurately represent the* | mesoscale approach in which only tethered dynamic bonding | mesoscale approach reasonably reproduces the chain

关键词： Dynamic polymers | Network mechanics | Computational modeling | Mesoscale model | Viscoelastic | Reversible bonds

7. Cause and Characteristics of Changes in Mesoscale Convective Systems within a Convection-Permitting Regional Climate Model NSTL国家科技图书文献中心

Wallace, Brendan | Haberlie, Alex m.... - 《Journal of Climate》 - 2025,38(2) - 461～479 - 共19页

摘要： mesoscale convective systems (MCSs) are assessed using | convection- permitting regional climate model* simulations* | Changes in the frequency and intensity of | . We present a novel classification method that | relates MCSs to the magnitude of their large-scale

关键词： Precipitation | Climate change | Numerical analysis/modeling | Extreme events

8. Numerical Investigation Into Mechanical Behavior of Metastable Olivine During Phase Transformation: Implications for Deep-Focus Earthquakes NSTL国家科技图书文献中心

Sindhusuta, S. | Chi, Sheng-Wei ... - 《Journal of geophysical research.Solid earth》 - 2025,130(2) - n/a～n/a - 共27页

摘要： consistent constitutive model* is developed to capture the* | numerical model* enables considering multiscale material* | , mesoscale* heterogeneity, and various phases or variants of* | effects. The model* is validated with several benchmarks* | olivine to spinel. The validated model* is used to study*

关键词： phase transformation | mesoscale model | deep-focus earthquakes | metastable olivine transformation

9. Damage initiation strengths for the mesoscale lamina damage model of fiber-reinforced polymer composite laminates NSTL国家科技图书文献中心

Ariff, Intanfifiziea... | Ahmad, Zaini ... - 《Journal of Composite Materials》 - 2025,59(11) - 1399～1415 - 共17页

摘要： outcomes of the computational model* fit the second-order* | coupon. The damage model* is validated by the comparable* | The damage initiation criteria based on | Hashin's theory for fiber-reinforced composite lamina are | refined by replacing the fracture strengths with the

关键词： Damage initiation strength | digital image correlation | finite element simulation | meso-scale lamina damage model | unidirectional CFRP composite laminate

10. Three-dimensional mesoscale analysis of the bending behavior of polyethylene fiber reinforced engineered cementitious composite NSTL国家科技图书文献中心

Depo Yang | Yunfeng Xiao ... - 《Construction and Building Materials》 - 2025,462(Feb.7) - 140027.1～140027.18 - 共18页

摘要： developed a three-dimensional mesoscale* finite element* | simulated through the concrete damaged plasticity model | proposed mesoscale* finite element modeling method is* | Polyethylene fiber reinforced engineered | cementitious composite (PE-ECC) has garnered extensive

关键词： concrete mesoscale model | piezoceramic transducer | electromechanical admittance | finite element method | random aggregate model | damage identification

摘要： mesoscale. An equivalent stochastic mechanical model is | initial defects. The model* is further enhanced by* | . The numerical model* and implementation scheme serve* | This study presents a numerical framework for | evaluating the fatigue damage behavior of concrete at the

关键词： concrete | fatigue damage | heterogeneity | mesoscale simulation | periodic boundary conditions

摘要：This study develops two mesoscale* hydraulic* | hydromechanical coupled cohesive phase-field model* with random* | , respectively, for simulating complicated 2D/3D mesoscale | . The hydromechanical cohesive phase-field model* is* | used to automatically model* fluid-driven crack*

关键词： Random mesoscale models | Fracking | Phase-field model | Quasi-brittle material | Monte Carlo simulation

摘要： Phase-field Cohesive Zone Model (PF-CZM) for mesoscale | under uniaxial tension. The developed mesoscale model | the obtained parameters, the adjusted mesoscale | model primarily shows dispersed cracks randomly | © 2024 Elsevier LtdThis study investigates the

关键词： Crack propagation | Fully-graded concrete | Mesoscale model | Uniaxial tensile experiment | Unified phase-field theory

摘要： method for generating three-dimensional (3D) mesoscale | enhancing computational efficiency and model* accuracy* | This paper presents a novel and efficient | structures of concrete using the discrete element method | (DEM). The proposed approach enables the flexible and

关键词： Random mesoscale structure | Failure evolution | Adjustable mesoscale concrete models | Discrete element method (DEM) collision | Minkowski Sum

摘要： mesoscale model access to larger spatiotemporal domains | Discrete mesoscale* network models, in which* | , whether such mesoscale* models accurately represent the* | mesoscale approach in which only tethered dynamic bonding | mesoscale approach reasonably reproduces the chain

关键词： Dynamic polymers | Network mechanics | Computational modeling | Mesoscale model | Viscoelastic | Reversible bonds

摘要： mesoscale convective systems (MCSs) are assessed using | convection- permitting regional climate model* simulations* | Changes in the frequency and intensity of | . We present a novel classification method that | relates MCSs to the magnitude of their large-scale

关键词： Precipitation | Climate change | Numerical analysis/modeling | Extreme events

关键词： phase transformation | mesoscale model | deep-focus earthquakes | metastable olivine transformation

摘要： outcomes of the computational model* fit the second-order* | coupon. The damage model* is validated by the comparable* | The damage initiation criteria based on | Hashin's theory for fiber-reinforced composite lamina are | refined by replacing the fracture strengths with the

关键词： Damage initiation strength | digital image correlation | finite element simulation | meso-scale lamina damage model | unidirectional CFRP composite laminate

摘要： developed a three-dimensional mesoscale* finite element* | simulated through the concrete damaged plasticity model | proposed mesoscale* finite element modeling method is* | Polyethylene fiber reinforced engineered | cementitious composite (PE-ECC) has garnered extensive

关键词： Engineered cementitious composite | Mesoscale model | Finite element analysis | Flexural behavior | Orthogonal design

4008-161-200 800-990-8900

国家科技图书文献中心

关键词： concrete mesoscale model | piezoceramic transducer | electromechanical admittance | finite element method | random aggregate model | damage identification

摘要： mesoscale. An equivalent stochastic mechanical model is | initial defects. The model is further enhanced by | . The numerical model and implementation scheme serve | This study presents a numerical framework for | evaluating the fatigue damage behavior of concrete at the

关键词： concrete | fatigue damage | heterogeneity | mesoscale simulation | periodic boundary conditions

摘要：This study develops two mesoscale hydraulic | hydromechanical coupled cohesive phase-field model with random | , respectively, for simulating complicated 2D/3D mesoscale | . The hydromechanical cohesive phase-field model is | used to automatically model fluid-driven crack

关键词： Random mesoscale models | Fracking | Phase-field model | Quasi-brittle material | Monte Carlo simulation

摘要： Phase-field Cohesive Zone Model (PF-CZM) for mesoscale | under uniaxial tension. The developed mesoscale model | the obtained parameters, the adjusted mesoscale | model primarily shows dispersed cracks randomly | © 2024 Elsevier LtdThis study investigates the

关键词： Crack propagation | Fully-graded concrete | Mesoscale model | Uniaxial tensile experiment | Unified phase-field theory

摘要： method for generating three-dimensional (3D) mesoscale | enhancing computational efficiency and model accuracy | This paper presents a novel and efficient | structures of concrete using the discrete element method | (DEM). The proposed approach enables the flexible and

关键词： Random mesoscale structure | Failure evolution | Adjustable mesoscale concrete models | Discrete element method (DEM) collision | Minkowski Sum

摘要： mesoscale model access to larger spatiotemporal domains | Discrete mesoscale network models, in which | , whether such mesoscale models accurately represent the | mesoscale approach in which only tethered dynamic bonding | mesoscale approach reasonably reproduces the chain

关键词： Dynamic polymers | Network mechanics | Computational modeling | Mesoscale model | Viscoelastic | Reversible bonds

摘要： mesoscale convective systems (MCSs) are assessed using | convection- permitting regional climate model simulations | Changes in the frequency and intensity of | . We present a novel classification method that | relates MCSs to the magnitude of their large-scale

关键词： Precipitation | Climate change | Numerical analysis/modeling | Extreme events

关键词： phase transformation | mesoscale model | deep-focus earthquakes | metastable olivine transformation

摘要： outcomes of the computational model fit the second-order | coupon. The damage model is validated by the comparable | The damage initiation criteria based on | Hashin's theory for fiber-reinforced composite lamina are | refined by replacing the fracture strengths with the

关键词： Damage initiation strength | digital image correlation | finite element simulation | meso-scale lamina damage model | unidirectional CFRP composite laminate

摘要： developed a three-dimensional mesoscale finite element | simulated through the concrete damaged plasticity model | proposed mesoscale finite element modeling method is | Polyethylene fiber reinforced engineered | cementitious composite (PE-ECC) has garnered extensive

关键词： Engineered cementitious composite | Mesoscale model | Finite element analysis | Flexural behavior | Orthogonal design

4008-161-200 800-990-8900

国家科技图书文献中心

摘要： mesoscale. An equivalent stochastic mechanical model is | initial defects. The model* is further enhanced by* | . The numerical model* and implementation scheme serve* | This study presents a numerical framework for | evaluating the fatigue damage behavior of concrete at the

摘要：This study develops two mesoscale* hydraulic* | hydromechanical coupled cohesive phase-field model* with random* | , respectively, for simulating complicated 2D/3D mesoscale | . The hydromechanical cohesive phase-field model* is* | used to automatically model* fluid-driven crack*

摘要： method for generating three-dimensional (3D) mesoscale | enhancing computational efficiency and model* accuracy* | This paper presents a novel and efficient | structures of concrete using the discrete element method | (DEM). The proposed approach enables the flexible and

摘要： mesoscale model access to larger spatiotemporal domains | Discrete mesoscale* network models, in which* | , whether such mesoscale* models accurately represent the* | mesoscale approach in which only tethered dynamic bonding | mesoscale approach reasonably reproduces the chain

摘要： mesoscale convective systems (MCSs) are assessed using | convection- permitting regional climate model* simulations* | Changes in the frequency and intensity of | . We present a novel classification method that | relates MCSs to the magnitude of their large-scale

摘要： outcomes of the computational model* fit the second-order* | coupon. The damage model* is validated by the comparable* | The damage initiation criteria based on | Hashin's theory for fiber-reinforced composite lamina are | refined by replacing the fracture strengths with the

摘要： developed a three-dimensional mesoscale* finite element* | simulated through the concrete damaged plasticity model | proposed mesoscale* finite element modeling method is* | Polyethylene fiber reinforced engineered | cementitious composite (PE-ECC) has garnered extensive