Results 1 to 10 of about 205,278 (164)

A high-resolution and large field-of-view scanner for in-line characterization of powder bed defects during additive manufacturing

open access: yesMaterials & Design, 2019
Powder bed defects are irregularities in the powder layer, which alter the energy input during the powder bed fusion process. As a result, they are directly responsible for the formation of flaws in the consolidated material, which cause quality and ...
Le Tan Phuc, Matteo Seita
doaj   +3 more sources

Al-Cu-Mg Alloy Powder Reinforced with Graphene Nanoplatelets: Morphology, Flowability and Discrete Element Simulation

open access: yesJournal of Manufacturing and Materials Processing, 2022
Research in metal matrix composites (MMCs) indicates that superior mechanical properties may be achieved by embedding reinforcement materials. However, the development of new composite powder for additive manufacturing requires an in-depth understanding ...
Mulla Ahmet Pekok   +5 more
doaj   +1 more source

Understanding the Multidimensional Effects of Polymorphism, Particle Size and Processing for D-Mannitol Powders

open access: yesPharmaceutics, 2022
The relevance of the polymorphic form, particle size, and processing of mannitol for the mechanical properties of solid oral dosage forms was examined. Thus, particle and powder properties of spray granulated β D-mannitol, β D-mannitol, and δ D-mannitol ...
Lena Mareczek   +3 more
doaj   +1 more source

Dimensionless Number Group Analysis of Surface-Treated Powders

open access: yesPowders, 2023
Modeling powder properties remains a complex and difficult area of study because particulate materials can behave differently under variable conditions based on their bulk and surface-level properties.
Bellamarie Ludwig
doaj   +1 more source

Characterization, preparation, and reuse of metallic powders for laser powder bed fusion: a review

open access: yesInternational Journal of Extreme Manufacturing, 2023
Laser powder bed fusion (L-PBF) has attracted significant attention in both the industry and academic fields since its inception, providing unprecedented advantages to fabricate complex-shaped metallic components.
Xiaoyu Sun   +6 more
doaj   +1 more source

Exploration of the Effects of Metallic Powder Handling and Storage Conditions on Flowability and Moisture Content for Additive Manufacturing Applications

open access: yesMetals, 2022
Metal powder-based additive manufacturing (AM) relies on consistently successful processing of feedstock powder, necessitating through-process predictability in powder properties and behavior.
Jack Grubbs   +2 more
doaj   +1 more source

A comprehensive characterization of virgin and recycled 316L powders during laser powder bed fusion

open access: yesJournal of Materials Research and Technology, 2022
The primary constraints hindering the widespread adoption of laser powder bed fusion (LPBF) are expensive raw materials, internal defects, difficulty in controlling the quality and stability, and lack of consistency in the powder feedstock.
Chao Lu   +9 more
doaj   +1 more source

Phase prediction of Ni-base superalloys via high-throughput experiments and machine learning

open access: yesMaterials Research Letters, 2021
Predicting the phase precipitation of multicomponent alloys, especially the Ni-base superalloys, is a difficult task. In this work, we introduced a dependable and efficient way to establish the relationship between composition and detrimental phases in ...
Zijun Qin   +15 more
doaj   +1 more source

INCREASING THE CALCIUM SILICATE HYDRATE AMOUNT IN REACTIVE POWDER CONCRETE USING MARBLE POWDER

open access: yesSpektra: Jurnal Fisika dan Aplikasinya, 2021
This research aims to make ultra high strength Reactive Powder Concrete (RPC) with marble powder as one of the components. The use of marble powder can increase Calcium Silicate Hydrate (CSH) and the strength of RPC.
Widodo Kushartomo   +2 more
doaj   +1 more source

Microstructural Characterization of Al/CNTs Nanocomposites after Cold Rolling

open access: yesNanomaterials, 2023
The deformation behaviour of aluminium reinforced by carbon nanotubes (Al/CNTs) nanocomposites during cold rolling was investigated in this work. Deformation processes after production by conventional powder metallurgy routes may be an efficient approach
Íris Carneiro   +2 more
doaj   +1 more source

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