Narendra B. Dahotre is the founding leader and Associate Vice President in the Center of Agile & Adaptive Additive Manufacturing, University of North Texas, USA. He is also a Regents Professor in the Department of Material Science and Engineering at the University of North Texas, USA. His research focuses on fundamentals of laser-material interaction and its thermokinetics in laser materials processing and additive manufacturing. Mangesh V. Pantawane is Post-Doctoral Research Associate in the Center of Agile & Adaptive Additive Manufacturing, University of North Texas, USA. His research focuses on thermodynamics, kinetics, and microstructural evolution in laser metal additive manufacturing. He received his Ph.D. in materials science and engineering from the University of North Texas, USA, and MS in materials science from IISC Bangalore, India. Shashank Sharma is Research Scientist in the Center of Agile & Adaptive Additive Manufacturing, University of North Texas, USA. His research focuses on numerical simulation of transport phenomena associated with laser metal processing and additive manufacturing. He received his Ph.D. and MTech in Mechanical Engineering from the Indian Institute of Technology, Kanpur, India.

• 1 INTRODUCTION TO ADDITIVE MANUFACTURING1.1 Manufacturing Techniques1.2 What is Additive Manufacturing (AM)?1.3 Laser-based Additive Manufacturing (LAM)?1.4 Advantages of AM over Conventional Manufacturing1.5 Current Challenges Associated with AM1.6 Importance of Computational Modeling in AM1.7 References 2 COMPUTATIONAL MATERIALS SCIENCE2.1 Introduction to Computational Materials Science2.2 Length- and Time-Scale in Materials Modeling2.3 Current State of Computational Modeling in LAM2.4 References 3 LASER-MATERIAL INTERACTION IN LAM3.1 Conversion of Light Energy to Heat3.2 Modes of Heat Dissipation3.3 Dynamics of the Melt-Pool3.4 References 4 MICROSTRUCTURAL AND MECHANICAL ASPECTS IN LAM INTEGRATED WITH MODELING4.1 Solidification4.2 Microstructural Variation and its Prediction4.3 Effects of Laser Parameters4.4 Scanning Strategy and Texture Evolution in the Microstructure4.5 Mechanical Properties 5 RESIDUAL STRESSES AND THREE-DIMENSIONAL DEFECTS IN LAM5.1 Design of Precursors in LAM5.2 Thermal Stress Modeling5.3 Optimum Laser Parameters and Scanning Strategy Prediction by Modeling5.4 References 6 SURFACE PHYSICAL TEXTURE IN LAM6.1 Effect of Melt-Pool Dynamics on Surface Texture6.2 Surface Physical Texture Variation in LAM6.3 References

Narendra B. Dahotre is the founding leader and Associate Vice President in the Center of Agile & Adaptive Additive Manufacturing, University of North Texas, USA. He is also a Regents Professor in the Department of Material Science and Engineering at the University of North Texas, USA. His research focuses on fundamentals of laser-material interaction and its thermokinetics in laser materials processing and additive manufacturing. Mangesh V. Pantawane is Post-Doctoral Research Associate in the Center of Agile & Adaptive Additive Manufacturing, University of North Texas, USA. His research focuses on thermodynamics, kinetics, and microstructural evolution in laser metal additive manufacturing. He received his Ph.D. in materials science and engineering from the University of North Texas, USA, and MS in materials science from IISC Bangalore, India. Shashank Sharma is Research Scientist in the Center of Agile & Adaptive Additive Manufacturing, University of North Texas, USA. His research focuses on numerical simulation of transport phenomena associated with laser metal processing and additive manufacturing. He received his Ph.D. and MTech in Mechanical Engineering from the Indian Institute of Technology, Kanpur, India.

• 1 INTRODUCTION TO ADDITIVE MANUFACTURING1.1 Manufacturing Techniques1.2 What is Additive Manufacturing (AM)?1.3 Laser-based Additive Manufacturing (LAM)?1.4 Advantages of AM over Conventional Manufacturing1.5 Current Challenges Associated with AM1.6 Importance of Computational Modeling in AM1.7 References 2 COMPUTATIONAL MATERIALS SCIENCE2.1 Introduction to Computational Materials Science2.2 Length- and Time-Scale in Materials Modeling2.3 Current State of Computational Modeling in LAM2.4 References 3 LASER-MATERIAL INTERACTION IN LAM3.1 Conversion of Light Energy to Heat3.2 Modes of Heat Dissipation3.3 Dynamics of the Melt-Pool3.4 References 4 MICROSTRUCTURAL AND MECHANICAL ASPECTS IN LAM INTEGRATED WITH MODELING4.1 Solidification4.2 Microstructural Variation and its Prediction4.3 Effects of Laser Parameters4.4 Scanning Strategy and Texture Evolution in the Microstructure4.5 Mechanical Properties 5 RESIDUAL STRESSES AND THREE-DIMENSIONAL DEFECTS IN LAM5.1 Design of Precursors in LAM5.2 Thermal Stress Modeling5.3 Optimum Laser Parameters and Scanning Strategy Prediction by Modeling5.4 References 6 SURFACE PHYSICAL TEXTURE IN LAM6.1 Effect of Melt-Pool Dynamics on Surface Texture6.2 Surface Physical Texture Variation in LAM6.3 References

Narendra B. Dahotre is the founding leader and Associate Vice President in the Center of Agile & Adaptive Additive Manufacturing, University of North Texas, USA. He is also a Regents Professor in the Department of Material Science and Engineering at the University of North Texas, USA. His research focuses on fundamentals of laser-material interaction and its thermokinetics in laser materials processing and additive manufacturing. Mangesh V. Pantawane is Post-Doctoral Research Associate in the Center of Agile & Adaptive Additive Manufacturing, University of North Texas, USA. His research focuses on thermodynamics, kinetics, and microstructural evolution in laser metal additive manufacturing. He received his Ph.D. in materials science and engineering from the University of North Texas, USA, and MS in materials science from IISC Bangalore, India. Shashank Sharma is Research Scientist in the Center of Agile & Adaptive Additive Manufacturing, University of North Texas, USA. His research focuses on numerical simulation of transport phenomena associated with laser metal processing and additive manufacturing. He received his Ph.D. and MTech in Mechanical Engineering from the Indian Institute of Technology, Kanpur, India.

• 1 INTRODUCTION TO ADDITIVE MANUFACTURING1.1 Manufacturing Techniques1.2 What is Additive Manufacturing (AM)?1.3 Laser-based Additive Manufacturing (LAM)?1.4 Advantages of AM over Conventional Manufacturing1.5 Current Challenges Associated with AM1.6 Importance of Computational Modeling in AM1.7 References 2 COMPUTATIONAL MATERIALS SCIENCE2.1 Introduction to Computational Materials Science2.2 Length- and Time-Scale in Materials Modeling2.3 Current State of Computational Modeling in LAM2.4 References 3 LASER-MATERIAL INTERACTION IN LAM3.1 Conversion of Light Energy to Heat3.2 Modes of Heat Dissipation3.3 Dynamics of the Melt-Pool3.4 References 4 MICROSTRUCTURAL AND MECHANICAL ASPECTS IN LAM INTEGRATED WITH MODELING4.1 Solidification4.2 Microstructural Variation and its Prediction4.3 Effects of Laser Parameters4.4 Scanning Strategy and Texture Evolution in the Microstructure4.5 Mechanical Properties 5 RESIDUAL STRESSES AND THREE-DIMENSIONAL DEFECTS IN LAM5.1 Design of Precursors in LAM5.2 Thermal Stress Modeling5.3 Optimum Laser Parameters and Scanning Strategy Prediction by Modeling5.4 References 6 SURFACE PHYSICAL TEXTURE IN LAM6.1 Effect of Melt-Pool Dynamics on Surface Texture6.2 Surface Physical Texture Variation in LAM6.3 References