Front Cover -- Additive Friction Stir Deposition -- Copyright Page -- Contents -- Preface -- Book endorsement: Additive Friction Stir Deposition -- 1 Introduction -- 1.1 Additive manufacturing for metals -- 1.2 Solid-state metal additive manufacturing -- 1.3 Additive friction stir deposition -- 1.4 Organization of this book -- References -- 2 Process fundamentals -- 2.1 Elements of friction theory -- 2.2 Fundamentals of heat and mass transfer -- 2.2.1 Heat transfer -- 2.2.2 Mass transfer -- 2.3 Basic principle of additive friction stir deposition -- 2.4 Establishment of an integrated in situ monitoring system: real-time measurement of temperature, force, torque, and mate ... -- 2.5 Temperature evolution in the deposited material and substrate -- 2.5.1 Thermal history of the deposited materials -- 2.5.2 Dependence of thermal features on the processing conditions in additive friction stir deposition -- 2.5.3 Power law relationships of peak temperature and processing parameters -- 2.5.4 Temperature evolution of the substrate -- 2.6 Force and torque evolution -- 2.6.1 Multiple phases of force and torque evolution -- 2.6.2 Dependence of steady-state force and torque on processing conditions -- 2.7 In situ visualization of material rotation and flow -- 2.7.1 Footprint and material rotation -- 2.7.2 Contact state and sticking coefficient -- 2.8 Correlation of the material flow behavior to temperature, force, and torque evolution -- 2.8.1 Influences of the contact state and material flow on heat generation -- 2.8.2 Influences of the contact state and material flow on force and torque -- 2.8.3 Factors governing the contact state and material flow behavior -- 2.9 Summary -- References -- 3 Material flow phenomena -- 3.1 Plasticity and finite deformation theory -- 3.2 Elements of fluid mechanics.