Results 91 to 100 of about 30,398 (306)

Analysis of selective vaporization behavior in laser melting of magnesium alloy by plume deposition [PDF]

open access: yes, 2013
Laser surface melting is one of the most important processes in laser material processing. Selective vaporization of alloying elements in laser melting offers fundamental understanding of laser processing on metallic alloys.
Li, Zhongli   +5 more
core   +1 more source

Fatigue crack growth in additive manufactured products

open access: yesFracture and Structural Integrity, 2015
Additive Manufacturing (AM) is a new innovative technique that allows the direct fabrication of complex, individual, delicate and high-strength products, based on their 3D data.
A. Riemer   +3 more
doaj  

Selective Laser Melting: A Novel Method for Surface Roughness Analysis

open access: yesStrojniški vestnik - Journal of Mechanical Engineering
The present study introduces a novel approach to analyse the surface roughness of metal parts made by 3D selective laser melting (SLM). This technology, known for its ability to efficiently produce functional prototypes and limited-run series, is particularly effective when surface conditions directly meet usage requir ements.
Babič, Matej   +3 more
openaire   +2 more sources

Thermomechanical Fatigue and Creep–Fatigue Interaction of Inconel 718 Additively Manufactured by Laser Beam Powder Bed Fusion

open access: yesAdvanced Engineering Materials, EarlyView.
Thermomechanical fatigue tests of laser beam powder bed fusion (PBF‐LB) Inconel 718 show that the additively manufactured material reaches almost the lifetimes of conventionally‐rolled material under no‐dwell conditions. Introducing dwell times at the maximum temperature markedly reduces the lifetimes due to pronounced grain boundary sliding associated
Stefan Guth   +6 more
wiley   +1 more source

Spattering effects during selective laser melting [PDF]

open access: yes, 2020
Additive manufacturing using preplaced powder became a widely used processing method during the last few years to build complex and precise structures. The laser beam is often used as a heat source to selectively melt the powder and create the structure ...
Volpp, Joerg,, Joerg Volpp
core   +1 more source

Low‐Angle Grain Boundaries and Re‐Segregation in Single‐Crystalline Ni‐Base Superalloys

open access: yesAdvanced Engineering Materials, EarlyView.
This work demonstrates that Re‐segregation at low‐angle grain boundaries (LAGBs) in Ni‐base superalloys is influenced by misorientation angle. Advanced microscopy and atom probe tomography reveal that higher misorientation angles increases Re‐segregation.
Alireza B. Parsa   +9 more
wiley   +1 more source

Selective Laser Sintering of a Stainless Steel Powder [PDF]

open access: yes, 2003
The research presented in this thesis was part of a larger collaborated project (LastForm Programme) to research engineering solutions for the rapid manufacture of large scale (0.5m – 5.0m in length) low, medium and high temperature tooling (from room ...
Hauser, Carl
core  

Fabrication of Fe-Cr-Al oxide dispersion strengthened PM2000 alloy using selective laser melting [PDF]

open access: yes, 2009
This paper was the first to show that melt-sensitive oxide dispersion strengthened powder metallurgy alloys such as Fe-Cr-Al PM2000 alloy could be successfully processed into solid components using Selective Laser Melting (SLM).
Sutcliffe, C.hris J.   +3 more
core   +1 more source

Powder Bed Fusion via Machine Learning-Enabled Approaches

open access: yesComplexity, 2023
Powder bed fusion (PBF) applies to various metallic materials used in the metal printing process of building a wide range of complex parts compared to other AM technologies.
Utkarsh Chadha   +14 more
doaj   +1 more source

Capabilities and Performances of the Selective Laser Melting Process [PDF]

open access: yes, 2010
The current market is in a phase of accelerated process of change, that leads companies to innovate in new techniques or technologies to respond as quickly as possible to the everchanging aspects of the global environment. The economy of a country is heavily dependent on new and innovative products with very short development time. Companies, currently,
Sabina L. Campanelli   +3 more
openaire   +2 more sources

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