Mechanics of Additive & Advanced Manufacturing, Inverse Methods and Machine Learning, Vol. 5

Front Cover	1
Conference Proceedings of the Society for Experimental Mechanics Series	2
Mechanics of Additive & Advanced Manufacturing, Inverse Methods and Machine Learning, Vol. 5	4
Preface	6
Contents	8
Chapter 1 Effect of Coatings and Additives on the Water Absorption and Mechanical Characteristics of Additive Manufactured Nylon Polymers	10
Introduction	10
Materials	11
Water Absorption and Mechanical Characterization	11
Results	11
Chapter 2 Electrically Aligned Epoxy-Based Nanocomposites: Processing and Characterization	14
Introduction	14
Materials	15
Nanocomposite Fabrication with Electric Field Alignment	15
Experimental Procedure	15
Results and Discussion	16
Analysis for Alignment time	17
Multi-response optimization	18
Effect of Process Parameters on Alignment Time	20
Conclusions	20
Chapter 3 Interfacial Characterization of Metal Wire Inlays for 3D Printed FDM Parts	22
Introduction	22
Specimen Fabrication and Testing	23
Experimental Results	25
Adhesion Characterization of Polymer-metal Interface	26
Single fiber pullout experiments	26
Thermal characterization of FDM material during processing	27
Mechanical characterization of metal wire/polymer support matrix interface for different processing conditions	28
Conclusions	29
Chapter 4 Accelerated Mechanical Behavior Characterization of Structural Materials	32
Introduction	32
Background	33
Plasticity model and Finite Element Analysis approach	33
Materials used and experimental setup	34
Analysis	36
Complex specimen design	36
Validation	40
Discussion	41
Concluding Remarks	41
Chapter 5 Visco-plastic and Damage Characterization of Sheet Metals for Railway Crash Applications	44
Introduction	44
Methodology	45
Results	47
Conclusion	49
Chapter 6 Design and Optimization of Shock Absorbers Made of Grade Density Foams	52
Introduction	52
Material and Experimental Tests	53
Costitutive Material Modelling	53
Hyper-elasticity	53
Effect of density	54
Viscoelasticity and relaxation	55
Model validation	56
Puncture Test	57
Conclusions	58
Chapter 7 Design, Fabrication and Characterization of Layered Jamming Bistable Composite Structures for Assistive Robotics	60
Introduction	60
Experimental Method	61
Layered jamming structure with bistable composites.	61
Three-point bend mechanical testing	62
Modeling Mechanical Behavior in Three-point Bending	62
Experimental Results	63
Three-point bending of layered jamming bistable composites	63
Morphing behavior of layered jamming bistable laminated composites	65
Conclusions	66
Chapter 8 Assessing the Effects of Strain Rate, Print Orientation and Post Print Annealing in FDM PLA Specimens in an Undergraduate Materials Science Course	68
Introduction	68
Background	69
Analysis	70
Materials & Methods	70
Method 1 & 3 – Print Orientation & Annealing Response	71
Method 2 – Strain Rate	72
Results	72
Experiment 1 – Print Orientation	72
Experiment 2 – Strain Rate	73
Experiment 3 – Annealing of FDM Samples, post-printing	73
Conclusions	74
Back Cover	76

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