Results 31 to 40 of about 8,844 (225)

On the strength and fracture toughness of an additive manufactured CrCoNi medium-entropy alloy [PDF]

open access: yes, 2023
An additively manufactured (nominally equiatomic) CrCoNi alloy was processed by laser powder bed fusion (LPBF). At ambient temperatures (298 K), this medium-entropy alloy displayed a yield strength, σy of ∼691 ± 9 MPa, and an ultimate tensile strength ...
Cook, David H   +9 more
core   +1 more source

A new family of non-local priors for chain event graph model selection [PDF]

open access: yes, 2015
Chain Event Graphs (CEGs) are a rich and provenly useful class of graphical models. The class contains discrete Bayesian Networks as a special case and is able to depict directly the asymmetric context-specific statements in the model.
Collazo, Rodrigo A., Smith, J. Q.
core   +1 more source

The effects of energy density and heat treatment on the microstructure and mechanical properties of laser additive manufactured Haynes 282 [PDF]

open access: yes, 2021
The nickel-based superalloy Haynes 282 is a promising candidate material among the existing batch of aerospace alloys for manufacture via laser powder bed fusion (LPBF).
Armstrong   +27 more
core   +1 more source

Revealing the Hierarchical Microstructure of Innovative Additively Manufactured Metal Parts with Conventional Light Microscopy [PDF]

open access: yes, 2021
Additively manufactured parts are characterized by a peculiar microstructure, originated by the distinctive layer-by-layer process. In case of additive technology based on the localized melting of a metallic feedstock, as laser-based powder bed fusion ...
Tonelli L.
core   +1 more source

Information-rich surface metrology [PDF]

open access: yes, 2018
Information-rich metrology refers to the incorporation of any type of available information in the data acquisition and processing pipeline of a measurement process, in order to improve the efficiency and quality of the measurement.
Allwood   +37 more
core   +2 more sources

A new Miconia (Melastomatacaeae) from Bolivia, with remarks on angular-branched species in the Andes [PDF]

open access: yes, 2003
A new species of Melastomataceae frorm Bolivia is described, illustrated and placed in a phenetic context within Miconia, a genus of 1000 species and about 2000 published names.
Beck, Stephan G., Renner, Susanne S.
core   +1 more source

Laser powder bed fusion of Ti-6Al-2Sn-4Zr-6Mo alloy and properties prediction using deep learning approaches [PDF]

open access: yes, 2021
Ti-6Al-2Sn-4Zr-6Mo is one of the most important titanium alloys characterised by its high strength, fatigue, and toughness properties, making it a popular material for aerospace and biomedical applications.
Attallah, M.   +11 more
core   +3 more sources

A Description Logic Based Ontology for Knowledge Representation in Process Planning for Laser Powder Bed Fusion

open access: yesApplied Sciences, 2022
Laser powder bed fusion (LPBF) provides a rapid and cost-effective solution for fabricating metallic parts with near full density and high precision, strength, and stiffness directly from metallic powders. In LPBF, process variables are widely recognised
Zuyu Li   +3 more
doaj   +1 more source

An analytical method for predicting residual stress distribution in selective laser melted/sintered alloys [PDF]

open access: yes, 2018
Residual stresses that build up during selective laser melting or sintering (SLM/SLS) process can influence the dimensional accuracy, mechanical properties and in-service performance of SLM/SLS parts.
Boruah, Dibakor   +2 more
core   +2 more sources

A techno-economic approach for decision-making in metal additive manufacturing: metal extrusion versus single and multiple laser powder bed fusion [PDF]

open access: yes, 2023
This work presents a decision-making methodology that allows the merging of quantitative and qualitative decision variables for selecting the optimal metal Additive Manufacturing (AM) technology.
Colosimo B. M.   +3 more
core   +1 more source

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