Intro
Preface
Contents
Influence of Ballast Track on Vertical Response of Multi-span Simply-Supported Bridges Under Railway Traffic
1 Introduction
2 Bridge Description and Numerical Model
2.1 Bridge Description
2.2 Numerical Model
3 Sensitivity Analysis over Track Parameters
4 Experimental Validation
4.1 Experimental Campaign Description
4.2 Structure Response Under Railway Traffic
5 Conclusions
References
Data-Driven Fluid Flow Simulations by Using Convolutional Neural Network
1 Introduction
2 Statement of Problem
3 SPH Formulation

4 CNN Architectures
5 Numerical Example
5.1 Dam-Breaking Fluid Flow Simulation
6 Conclusions
References
Ultralight Metallic/Composite Materials with Architected Cellular Structures
1 Introduction
2 Computational Approach
3 Ultralight Architected Cellular Metallic/Composite Materials
3.1 Metallic Octahedral Micro-architecture
3.2 Flexible Cuboct Carbon Fiber-Reinforced Polymer Composite
4 Conclusion
References
Spectroscopic Characterization and Molecular Dynamics Simulation of Tin Dioxide, Pristine and Functionalized Graphene Nanoplatelets
1 Introduction

1.1 Tin Dioxide (SnO2)
1.2 Graphene Nanoplatelets (GnPs)
2 Materials and Methods
2.1 Experimental
2.2 Computational and Simulation Method
3 Results and Discussion
3.1 Tin Dioxide (SnO2)
3.2 Graphene Nanoplatelets (GnPs)
4 Summary
References
Determination of Strength and Fracture Toughness from Indentation Tests in the Framework of Finite Fracture Mechanics
1 Introduction
2 Modelling Approach
3 Coupled Stress and Energy Criterion
4 Stress Criterion
5 Energy Criterion
6 Numerical Determination of the Energy Release Rate

3.2 Nonreflecting Outlet Boundary Condition
4 Test Cases
4.1 Viscous Open-Channel Flow with Prescribed Boundary Condition
4.2 Viscous Open-Channel Flow with Non-prescribed Boundary Condition
5 Conclusions
References
Study on Material Point Method with Different Influence Factors of Temperature
1 Introduction
2 The Material Point Method
2.1 Governing Equations
2.2 Discretization
2.3 The Steps of MPM Algorithm
3 Improved MPM
3.1 Material Softening Effect
3.2 Work of Plastic Deformations
3.3 Shock Temperature
3.4 Melting Point Affected by High Pressure