Results 101 to 110 of about 35,767 (354)

Investigation of Oxygen‐Free Wetting Behavior of Aluminum on Copper via Molecular Dynamics Simulations and Experiments

open access: yesAdvanced Engineering Materials, EarlyView.
The wettability of aluminum droplets (Al) on different copper substrates (Cu), where liquid Al spreads on solid Cu surfaces to form a liquid–solid interface, is studied numerically and experimentally. The experimental and numerical results show good agreement in the fast‐spreading regime.
Shan Lyu   +8 more
wiley   +1 more source

Grain refinement and mechanical properties of Fe-30Mn-0.11C steel

open access: yesResults in Physics, 2019
In this work, fully recrystallized ultrafine-grained (UFG) Fe-30Mn-0.11C steel with mean grain size of 1 μm was successfully produced by using traditional cold rolling and annealing process.
J.M. Kang   +5 more
doaj   +1 more source

Grain refinement and nucleation processes in Aluminium alloys through liquid shearing

open access: yes, 2009
This thesis was submitted for the degree of Doctor of Philosophy and awarded by Brunel University.The industrial practice of grain refinement of aluminium alloys involves the addition of inoculant particles to initiate alpha-aluminium grains at small ...
Haghayeghi, Reza
core  

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

Novel electromagnetic oscillation method for uniform grain refinement and mechanical properties enhancement of flat-shaped aerospace components

open access: yesMaterials & Design
Uniform fine grain structure is essential for enhancing the mechanical properties of flat-shaped aerospace components at the typical working temperature of 870 °C.
Zong-sheng Xie   +6 more
doaj   +1 more source

Development of new additive for grain refinement of austenitic stainless steel [PDF]

open access: yes, 2008
The synthetic vanadinites (Pb(x)Ca(10-x))(VO4)6F2delta, 1 < x < 9, adopt a P6(3)/m apatite structure with 9.7590 (1) < or = a < or = 10.1179 (1) A and 7.0434 (3) < or = c < or = 7.4021 (1) A.
Kagawa, Akio   +7 more
core   +1 more source

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

Controlled preparation of a novel GNP@MgO particles and its refinement mechanism in Mg-9Al alloy

open access: yesJournal of Magnesium and Alloys
The addition of effective nucleating particles in the melt to achieve grain refinement has become the most widely used method for the casting industries.
Shuaihu Wei   +5 more
doaj   +1 more source

Resistance Rapid Heating of Aluminum Coatings in an Extreme High Vacuum–Adequate Atmosphere for Hot Stamping

open access: yesAdvanced Engineering Materials, EarlyView.
The subject of this work is the development of a corrosion‐protective coating on steel sheets for form hardening. Rapid heating in an extreme high vacuum (XHV)‐adequate atmosphere is a useful method to prevent oxidation during alloying of 22MnB5 and aluminum to obtain a metallurgical bonding.
Lorenz Albracht   +5 more
wiley   +1 more source

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