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Topology Optimization of an Additively Manufactured Beam
(University of Texas at Austin, 2017)
This study investigates the application of topological optimization in conjunction with additive
manufacturing (AM) process simulation for fabricating parts that meet strict quality and
performance requirements while ...
Design and Process Considerations for Effective Additive Manufacturing of Heat Exchangers
(University of Texas at Austin, 2017)
This paper provides some insights into using powder bed fusion (PBF) techniques for
additively manufacturing heat transfer equipment (HTE), such as heat pipes and heat sinks.
Background information is provided on the ...
Effects of Scanning Strategy on Residual Stress Formation in Additively Manufactured Ti-6Al-4V Parts
(University of Texas at Austin, 2017)
Parts fabricated via directed energy additive manufacturing (AM) can experience very high, localized
temperature gradients during manufacture. These temperature gradients are conducive to the formation
of a complex ...
Mechanical Behavior of Additively Manufactured 17-4 PH Stainless Steel Schoen Gyroid Lattice Structure
(University of Texas at Austin, 2018)
In this study, the mechanical properties of additively manufactured 17-4 PH stainless steel
Schoen Gyroid lattice structures were investigated under monotonic tensile loading. Based on the
results obtained from the ...
Fatigue Life Prediction of Additively Manufactured Metallic Materials Using a Fracture Mechanics Approach
(University of Texas at Austin, 2018)
The present study aims to model the fatigue strength of additively manufactured metallic
materials employing a fracture mechanics approach. Specimens with different build orientations
were subjected to strain controlled ...
Effects of Layer Orientation on the Multiaxial Fatigue Behavior of Additively Manufactured Ti-6Al-4V
(University of Texas at Austin, 2018)
Additive manufacturing (AM) allows for fabrication of components with complex
geometries that cannot be fabricated using conventional manufacturing techniques. These
components are often subjected to multiaxial stress ...
Volume Effects on the Fatigue Behavior of Additively Manufactured Ti-6Al-4V Parts
(University of Texas at Austin, 2018)
Recent interest to implement additive manufactured parts into structural applications has created
a critical need to better understand the fatigue behavior of these parts. Alloys such as Ti-6Al-4V
are popular in the ...
A Comparison of Stress Corrosion Cracking Susceptibility in Additively-Manufactured and Wrought Materials for Aerospace and Biomedical Applications
(University of Texas at Austin, 2018)
Additive manufacturing (AM) is becoming an increasingly popular method in both
aerospace and biomedical industries. Titanium alloys are increasingly common in additive
manufactured applications due to their excellent ...
Establishing Property-Performance Relationships through Efficient Thermal Simulation of the Laser-Powder Bed Fusion Process
(University of Texas at Austin, 2018)
In order to learn how to modify additive manufacturing designs and processes to ensure lab-scale
specimens and final components have similar properties, it is important that process-property
relationships be established ...
Effect of Powder Degradation on the Fatigue Behavior of Additively Manufactured As-Built Ti-6Al-4V
(University of Texas at Austin, 2018)
Additive manufacturing (AM) technology has enabled many industries to generate functional parts
with an increased level of complexity via a layer-by-layer melting. In laser-powder bed fusion (L-PBF), the most commonly ...