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Browsing by Author "Shao, Shuai"
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Development of atomistic and concurrent atomistic-continuum frameworks to model shock wave propagation and phonon transmission
Davis, Alexander (2023-04-17)
In the first part of this dissertation, we develop a long-time moving window framework using Molecular Dynamics (MD) to model shock wave propagation through a one-dimensional monatomic chain. The moving window formulation ...
Machine learning-based additive manufacturing process optimization and quality prediction with photomicrography and tomography
Ye, Jiafeng (2023-08-03) ETD File Embargoed
Process optimization and quality prediction are essential for promoting manufacturing quality and improving product reliability in Additive manufacturing (AM). However, the complex multi-physics processes of AM, involving ...
A Multiscale Investigation of the Fatigue Behavior of Additively Manufactured Nickel Superalloys
Soleimani Dodaran, Mohammad (2021-11-15)
Fatigue as the most frequent mode of failure among mechanical systems has been the focus of a large part of the research community. Modern manufacturing technologies are developed to address the need for complex geometries ...
Understanding and Modeling the Effects of Surface Texture on Fatigue Behavior of Additively Manufactured Parts
Lee, Seungjong (2024-04-29) ETD File Embargoed
Additive manufacturing, considered as a future manufacturing technique, provides an unique advantage of fabricating near-net-shape parts without any additional processes. While there are extensive efforts to improve ...
Understanding Powder Feedstock-Part Performance Relationships in Additive Manufacturing
Soltani Tehrani, Arash (2022-08-01)
In this dissertation, the relationships between the powder feedstock and the mechanical performance of additively manufactured (AM) parts were investigated. In this regard, different aspects of powder feedstock were ...