Results 71 to 80 of about 8,844 (225)

CORROSION EVALUATION OF LPBF-MANUFACTURED DUPLEX STAINLESS STEEL

open access: yesActa Metallurgica Slovaca
In this study, the effect of as built and heat-treated additively manufactured 2507 super duplex stainless steel (SDSS) on electrochemical corrosion performance was examined. The corrosion was studied by Tafel polarization and electrochemical impedance spectroscopy (EIS) methods in a 3.5% NaCl solution.
Zbigniew Brytan   +3 more
openaire   +1 more source

Electromagnetic shielding properties of LPBF produced Fe2.9wt.%Si alloy

open access: yesJournal of Physics: Energy, 2023
Abstract Ferromagnetic materials are used in various applications such as rotating electrical machines, wind turbines, electromagnetic shielding, transformers, and electromagnets. Compared to hard magnetic materials, their hysteresis cycles are featured by low values of coercive magnetic field and high permeability.
Michele Quercio   +5 more
openaire   +4 more sources

Feature-based characterisation of laser powder bed fusion surfaces [PDF]

open access: yes, 2017
A novel algorithmic pipeline for the automated identification and dimensional/geometric characterisation of topographic formations of interest (surface features) is proposed, specifically aimed at the investigation of signature features left by laser ...
Leach, Richard K.   +2 more
core  

Structure and Mechanical Properties of Laser Powder Bed-Fused and Wrought PH13-8Mo-Type Precipitation Hardening Stainless Steels: Comparative Study

open access: yesJournal of Manufacturing and Materials Processing, 2021
This work focuses on the structure and properties of a laser powder bed-fused (LPBF) precipitation hardening stainless steel and its chemically analogous wrought counterpart, both subjected to an identical combination of solution and aging treatments ...
William Turnier Trottier   +2 more
doaj   +1 more source

Entropy‐Guided Convolutional Neural Network Classification of Sensor Signals for Real‐Time Surface Quality Monitoring in Direct Laser Interference Patterning

open access: yesAdvanced Intelligent Systems, EarlyView.
Neural‐network pipeline for real‐time DLIP surface‐quality monitoring: spectral entropy of WLI topographies is used to generate interpretable K‐means labels, which are transferred to time‐resolved photodiode traces. A compact dual‐input 1D‐CNN (signal + laser parameters) learns discriminative spatiotemporal features and predicts “OK/NOK” surface ...
Marcelo Daniel Sallese   +4 more
wiley   +1 more source

Defect evolution in laser powder bed fusion additive manufactured components during thermo-mechanical testing [PDF]

open access: yes, 2017
The mechanical performance of additively manufactured (AM) components remains an issue, limiting the implementation of AM technologies. In this work, a new method is presented, to examine the evolution of defects in an Inconel 718 two-bar test specimen ...
Clare, Adam T.   +6 more
core  

Tailoring Laser Powder Bed Fusion and Post‐Processing Parameters for JIS SKD61 Tool Steels: Surface Roughness, Microstructure, and Mechanical Properties

open access: yessteel research international, EarlyView.
Laser powder bed fusion of JIS SKD61 tool steel is systematically optimized using a Taguchi design and ANOVA. Hatch spacing and layer thickness are identified as dominant parameters controlling surface roughness and tensile strength. Subsequent tempering at 600°C improves microstructural stability and mechanical performance, enabling high‐density SKD61
Masrurotin Masrurotin   +4 more
wiley   +1 more source

LPBF- Microstructures of Steel and Nickel Base Alloys

open access: yes, 2020
Material Science and Engineering Congress, MSE 2020, online, 22 Sep 2020 - 25 Sep ...
Raffeis, Iris   +4 more
openaire   +2 more sources

Two-Step Laser Post-Processing for the Surface Functionalization of Additively Manufactured Ti-6Al-4V Parts [PDF]

open access: yes, 2020
Laser powder bed fusion (LPBF) is one of the additive manufacturing methods used to build metallic parts. To achieve the design requirements, the LPBF process chain can become long and complex.
Pfleging, Wilhelm   +6 more
core   +2 more sources

Experimental Investigations on the Energy Absorption of Aluminum TPMS Structures Under Dynamic Loading

open access: yesProceedings in Applied Mathematics and Mechanics, Volume 26, Issue 2, June 2026.
ABSTRACT Triply periodic minimal surfaces (TPMS) constitute a prominent class of cellular structures and have gained considerable attention in current research. These structures are genus‐infinite surfaces with zero mean curvature, which prevents self‐intersection. They also exhibit periodicity in all three spatial directions and exhibit enhanced multi‐
Sören Bieler   +3 more
wiley   +1 more source

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