Size effects on microstructure and mechanical properties of additively manufactured copper–chromium–niobium alloy

G Demeneghi, B Barnes, P Gradl, JR Mayeur… - Materials Science and …, 2021 - Elsevier
This study quantifies size effects on microstructure and mechanical properties of Laser
Powder Bed Fusion (L-PBF) Copper–Chromium–Niobium Alloys, specifically GRCop-42 …

Quasi-static and dynamic behavior of additively manufactured lattice structures with hybrid topologies

B Barnes, BB Babamiri, G Demeneghi… - Additive …, 2021 - Elsevier
When different unit cell topologies with distinct mechanical behavior (eg bending vs
stretching dominated) are incorporated into a single hybrid lattice structure (LS), questions …

[HTML][HTML] Directed energy deposition GRCop-42 copper alloy: Characterization and size effects

G Demeneghi, B Barnes, P Gradl, D Ellis, JR Mayeur… - Materials & Design, 2022 - Elsevier
Abstract Laser Powder Direct Energy Deposition (LP-DED) allows for manufacturing of large
components while still maintaining internal thin walls for heat exchanger applications. The …

[HTML][HTML] On the Mechanical Behavior of LP-DED C103 Thin-Wall Structures

B Colón, M Pourjam, G Demeneghi, K Hazeli… - Metals, 2024 - mdpi.com
Laser Powder Directed Energy Deposition (LP-DED) can produce thin-wall features on the
order of 1 mm. These features are essential for large structures operating in extreme …

Characterization of size effects in additively manufactured GRCop-42 and their influence on mechanical response

G Demeneghi - 2024 - louis.uah.edu
This study investigates size effects on microstructure, mechanical behavior, and fatigue
performance of additively manufactured GRCop-42. Systematic analyses, encompassing …