Results 41 to 50 of about 18,424 (327)

Evolution of the Heterogeneous Microstructure of a 12Cr1MoV Welded Joint after Post-Weld Heat Treatment and Its Effect on Mechanical Properties

Metals, 2023
The non-uniformity of microstructures and mechanical properties across a whole welded joint is a crucial factor leading to its weakening performance and premature failure.
Bin Yang, Guanghua Sun, Xiaodong Hu, Zichen Liu, Xuefang Xie, Wei Peng, Xiaoming Shao   +6 more
doaj   +1 more source

A Comparative Investigation of Duplex and Super Duplex Stainless Steels Processed through Laser Powder Bed Fusion

Metals, 2023
The aim of this paper was to compare duplex (DSS) and super duplex stainless steel processed by laser powder bed fusion (LPBF) based on the process parameters and microstructure–nanomechanical property relationships.
Leonidas Gargalis, Leonidas Karavias, Joachim S. Graff, Spyros Diplas, Elias P. Koumoulos, Evangelia K. Karaxi   +5 more
doaj   +1 more source

Residual stress relaxation and microstructure in ZnO thin films [PDF]

, 2006
Stability under normal environmental conditions over a long period of time is crucial for sustainable thin-film device performance. Pure ZnO films with thicknesses in the 140 - 450 nm range were deposited on amorphous glass microscope slides and (100 ...
Gulgun, Mehmet Ali, Gülgün, Mehmet Ali, Ozen, Istem, Özen, İstem   +3 more
core   +1 more source

Co-rich cobalt platinum nanowire arrays: effects of annealing [PDF]

, 2005
The effects of annealing on the crystal structure and magnetic properties of Co-rich cobalt platinum nanowire arrays embedded in anodic aluminium oxide membranes have been investigated. For this purpose, a rapid thermal annealing to temperatures of 300 &#
Hill, G, Jones, GA, Li, W, Peng, Y, Shen, T   +4 more
core   +1 more source

A detailed analysis on the microstructure and compressive properties of selective laser melted Ti6Al4V lattice structures

Materials & Design, 2021
In this paper, Ti6Al4V octahedron lattice structures with top cap and bottom base were fabricated through selective laser melting (SLM). The structural integrity, microstructural evolution, compressive properties and failure mechanism of as-fabricated ...
Jinguo Ge, Xingchen Yan, Yongping Lei, Mansur Ahmed, Peter O'Reilly, Chao Zhang, Rocco Lupoi, Shuo Yin   +7 more
doaj   +1 more source

Effect of stress relaxation on the evolution of residual stress during heat treatment of Ti-6Al-4V [PDF]

MATEC Web of Conferences, 2020
Titanium alloys, such as Ti-6Al-4V, are extensively used in critical aerospace applications. Heat treatments are often conducted during forging processes to produce final microstructures which exhibit advantageous mechanical properties.
Rae W., Rahimi S.
doaj   +1 more source

CAUSES OF STRESS-RELIEF CRACKS IN FORGED DIFFERENTIAL GEAR [PDF]

Scientific Journal of Silesian University of Technology. Series Transport
The article investigates the formation of stress-relief cracking and lamellar cracking in steel forgings used for differential gears for transport components.
Marek GREGA, Janette BREZINOVÁ
doaj   +1 more source

Direct Metal Laser Sintering of Ti6Al4V for Biomedical Applications: Microstructure, Corrosion Properties, and Mechanical Treatment of Implants

Metals, 2016
Ti6Al4V samples have been prepared by Direct Metal Laser Sintering (DMLS) with varied laser power. Some of the samples were stress-relief annealed. The microstructure of materials was investigated using a light microscopy.
Janette Brezinová, Radovan Hudák, Anna Guzanová, Dagmar Draganovská, Gabriela Ižaríková, Juraj Koncz   +5 more
doaj   +1 more source

Evolution in Surface Morphology of Epitaxial Graphene Layers on SiC Induced by Controlled Structural Strain

, 2008
The evolution in the surface morphology of epitaxial graphene films and 6H-SiC(0001) substrates is studied by electron channeling contrast imaging. Whereas film thickness is determined by growth temperature only, increasing growth times at constant ...
Carlo Carraro, Jain S. C., Jason Kawasaki, Nicola Ferralis, Roya Maboudian   +4 more
core   +1 more source

Comprehensive and Comparative Heat Treatment of Additively Manufactured Inconel 625 Alloy and Corresponding Microstructures and Mechanical Properties

Journal of Manufacturing and Materials Processing, 2022
This study examines and compares the microstructures, Vickers microindentation hardness, and mechanical properties for additively manufactured (AM) samples built by a variety of AM processes: wire arc AM (WAAM), electron beam powder bed fusion (EB-PBF ...
Victoria Luna, Leslie Trujillo, Ariel Gamon, Edel Arrieta, Lawrence E. Murr, Ryan B. Wicker, Colton Katsarelis, Paul R. Gradl, Francisco Medina   +8 more
doaj   +1 more source