Results 81 to 90 of about 79,370 (265)

Beta Forging of a Ti6Al4V Component for Aeronautic Applications: Microstructure Evolution

open access: yes, 2014
Ti–6Al–4V is an alloy increasingly used for structural applications in aeronautics due to its characteristics of high mechanical properties, lightness, and corrosion resistance.
SQUILLACE, ANTONINO   +4 more
core   +1 more source

3D SIMULATION STUDY OF INHOMOGENEOUS MICROSTRUCTURE AND ITS EVOLUTION (advantages of visual simulation technique in stereological analysis)

open access: yesImage Analysis and Stereology, 2011
A 3D Monte Carlo technique has been used to simulate a complex process of recrystallization in a material containing precipitates after graded deformation.
Xiaoyan Song   +2 more
doaj   +1 more source

Combined Process‐ and Phase‐Field‐Simulation to Predict the Microstructure of Single‐Crystal Ni‐Based Superalloys

open access: yesAdvanced Engineering Materials, EarlyView.
A combined finite element and phase‐field approach predicts the evolution of microstructure during the directional solidification of Ni‐based superalloys. The model reveals how withdrawal rate, temperature gradient, and wall thickness control the dendrite spacing, highlighting the strong effect of surface regions in thin sections where dendrite growth ...
Sean Böhm   +3 more
wiley   +1 more source

Powder Optimization Strategies for Binder Jetting Printing of BaTiO3 and Ba0,6Sr0,4TiO3 Ceramics

open access: yesAdvanced Engineering Materials, EarlyView.
Powder optimization is investigated to enable binder jetting of BaTiO3 and Ba0.6Sr0.4TiO3 ferroelectric ceramics. The antagonistic relationship between flowability and binder compatibility is addressed through binder impregnation of granulated powders and fumed silica addition to fine powders.
Fanny Pruvost   +4 more
wiley   +1 more source

Microstructure evolution of stainless steel during laser metal deposition shaping

open access: yes, 2009
Laser Metal Deposition Shaping (LMDS) is a process that fuses gas delivered metal powders within a focal zone of a laser beam to produce fully dense, 3-dimensional metal components.
Zhang K(张凯), Liu WJ(刘伟军)
core  

Experimental and numerical study of the evolution of stored and dissipated energies in a medium carbon steel under cyclic loading [PDF]

open access: yes, 2013
Lien vers la version éditeur: http://www.sciencedirect.com/science/article/pii/S0167663613000288To obtain robust estimations of the fatigue limit from energy-based fatigue criteria, constitutive laws must include a correct description of the energy ...
MOREL, Franck   +2 more
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

CROSS SCALE ANALYSIS FOR THE EFFECT OF PROCESS PARAMETERS ON THE GRAIN SIZE OF COLD ROLLING SPLINE

open access: yesJixie qiangdu, 2021
Multi field and cross scale analysis is helpful to improve the forming quality and analyze the evolution law of microstructure in the process of spline forming, which has a very important guiding significance for process optimization, quality prediction ...
WANG Yong   +5 more
doaj  

Productivity‐Driven Optimization of Laser Powder Bed Fusion Parameters for IN718 Superalloy: Process Control, Microstructure, and Mechanical Properties

open access: yesAdvanced Engineering Materials, EarlyView.
This study demonstrates how optimizing laser power, scanning speed, and hatching distance in laser powder bed fusion can boost the productivity of Inconel 718 manufacturing by up to 29% while maintaining mechanical integrity. The work delivers a validated process window and cost–time analysis, offering industry‐ready guidelines for efficient additive ...
Amir Behjat   +7 more
wiley   +1 more source

Additive manufacturing of magnesium and its alloys: process-formability-microstructure-performance relationship and underlying mechanism

open access: yes, 2023
Highlights The process-formability-microstructure-performance relationship in additively manufactured Mg and its alloys was reviewed.
X Wu (660808)   +10 more
core  

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