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Hallie L. Collopy

NASA Marshall Space Flight Center

Huntsville

AL

  • NASA Marshall Space Flight Center

SCHOLARLY PAPERS

2

DOWNLOADS

266

TOTAL CITATIONS

0

Scholarly Papers (2)

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1.

Surface Enhancement Post Processing and Characterization of Laser Powder Bed Fusion Grx-810 Alloy

Number of pages: 37 Posted: 27 Aug 2024
Jason Sheth, Hallie L. Collopy, Paul Gradl, Zach Taylor, Colton Katsarelis and Timothy M. Smith
NASA Marshall Space Flight Center, NASA Marshall Space Flight Center, NASA Marshall Space Flight Center, NASA Marshall Space Flight Center, NASA Marshall Space Flight Center and NASA Glenn Research Center
Downloads 198 (384,172)

Abstract:

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Additive Manufacturing, Surface Texture, Oxide Dispersion Strengthened, Chemical Polishing, Electropolishing, Surface Enhancement Post Processing

2.

Yield Surface Characterization of GRX-810: Linking Texture,  Microstructure, and Anisotropic Behavior

Number of pages: 30 Posted: 04 Dec 2025
Mehrdad Pourjam, Gabriel Demeneghi, Hallie L. Collopy, Paul Gradl, Timothy M. Smith and Kavan Hazeli
University of Arizona, NASA Marshall Space Flight Center, NASA Marshall Space Flight Center, NASA Marshall Space Flight Center, NASA Glenn Research Center and University of Arizona
Downloads 68 (899,324)

Abstract:

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GRX-810, Multi-Principal Element Alloy, Multiaxial loading, Yield surface, anisotropy