Results 71 to 80 of about 108,855 (378)

Layer Formation Studies in Selective Laser Melting of Steel Powders [PDF]

open access: yes, 2006
This paper advances the findings of the selective laser melting (SLM) of tool steel and stainless steel powders. The distinguishing feature is the melting of single layers in deep powder beds by a continuous CO2 laser.
Badrossamay, M., Childs, T. H. C.
core   +1 more source

Optimal design of three-dimensional non-uniform nylon lattice structures for selective laser sintering manufacturing

open access: yesAdvances in Mechanical Engineering, 2018
As a kind of novel multifunctional structure with three-dimensional pores characterized by low relative density, lattice structures can attain a lightweight design while maintaining high specific mechanical properties in three-dimensional solid ...
Xin Jin, Guo Xi Li, Meng Zhang
doaj   +1 more source

Selective Laser Sintering of Binary Metallic Powder [PDF]

open access: yes, 1990
A selective laser sintering technique has been used to process metal powders and powder blends. Precursor powders include copper, tin, a 70Pb-30Sn solder and their blends.
Bourell, D.L., Manriquez-Frayre, J.A.
core   +1 more source

An Examination of Aerosol Jet‐Printed Surface Roughness and its Impact on the Performance of High‐Frequency Electronics

open access: yesAdvanced Engineering Materials, EarlyView.
This study explores aerosol jet‐printed (AJP) surface roughness, its effects on the performance of microwave electronics, and its process contributors. First, an electromagnetic model is vetted for AJP's unique roughness signature. Simulations are built which show process‐induced roughness is as significant as conductor resistivity in driving microwave
Christopher Areias, Alkim Akyurtlu
wiley   +1 more source

Selective Laser Sintering Process Management Using a Relational Database [PDF]

open access: yes, 1999
With more and more materials used in the Selective Laser Sintering (SLS) process, it is becoming necessary to use a database to manage the process efficiently. In this paper, a relational database for the SLS process is described. The database includes
Gibson, Ian, Shi, Dongping
core   +1 more source

Development of Aluminum Scandium Alloys for Hydrogen Storage Valves

open access: yesAdvanced Engineering Materials, EarlyView.
Different aluminum alloy series and various aluminum‐scandium alloys with differing Sc and Zr levels are evaluated for use in hydrogen storage valve production. The alloys undergo hardness testing, optical microscopy, and tensile strength analysis, with hardening behavior studied under varying conditions.
Francisco García‐Moreno   +4 more
wiley   +1 more source

A review of additive manufacturing of ceramics by powder bed selective laser processing (sintering / melting): Calcium phosphate, silicon carbide, zirconia, alumina, and their composites

open access: yesOpen Ceramics, 2021
This review offers an overview on the latest advances in the powder bed selective laser processing, known as selective laser sintering/melting, of calcium phosphate, silicon carbide, zirconia, alumina, and some of their composites.
David Grossin   +10 more
doaj  

Additive Manufactured Nanocomposites for Bone Tissue Engineering Applications: an Overview [PDF]

open access: yesMaterials Research, 2020
Tissue Engineering aims to repair, regenerate or restore damaged tissues. Structures known as scaffolds can be manufactured in different ways and with various materials such as synthetic and natural polymers as well as inorganic materials.
Lya Piaia   +2 more
doaj   +1 more source

Improvement on Selective Laser Sintering and Post-Processing of Polystyrene [PDF]

open access: yesPolymers, 2019
Amorphous polymers are heavily utilized materials in selective laser sintering (SLS) due to their good dimensional accuracy. However, sintered parts of amorphous polymers cannot be used as functional parts owing to their poor forming performance, including their low relative densities and tensile strength.
Zhi Zeng   +5 more
openaire   +2 more sources

From Powders to Dense Metal Parts: Characterization of a Commercial AlSiMg Alloy Processed through Direct Metal Laser Sintering [PDF]

open access: yes, 2013
In this paper, a characterization of an AlSiMg alloy processed by direct metal laser sintering (DMLS) is presented, from the analysis of the starting powders, in terms of size, morphology and chemical composition, through to the evaluation of mechanical ...
Diego Manfredi   +11 more
core   +3 more sources

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