Results 21 to 30 of about 366,165 (305)

Effect of Bonding Temperature on Microstructure Evolution during TLP Bonding of a Ni3Al based Superalloy IC10

open access: yesMATEC Web of Conferences, 2018
Transient liquid phase (TLP) bonding of Ni3Al-based superalloy IC10 was carried out using the interlayer based on the base metal which added B and Hf as the melting point depressant elements.
Yue Xiong   +4 more
doaj   +1 more source

Availability and price distribution of three popular brand variants

open access: yesTobacco Induced Diseases, 2018
Background Price is an important determinant of demand for tobacco products, with price increases being a highly effective tobacco control measure. This study investigates the availability and purchase prices of three brand variants within each of nine ...
Kevin Welding   +2 more
doaj   +1 more source

Oops, I Did It Again! The Humour of Incongruity, Risk-Taking and Creativity in Art Practice and Everyday Life

open access: yesSocieties
This article explores the incongruous results of creativity and risk-taking within art practice and everyday life as encountered through the photographic image. The impetus for this study was a humorous experience that took place during health and safety
Philip Welding
doaj   +1 more source

Carbon nanoparticle-entrapped macroporous Mn3O4 microsphere anodes with improved cycling stability for Li-ion batteries

open access: yesScientific Reports, 2022
Manganese oxide (Mn3O4) has garnered substantial attention as a low-cost, environment-friendly anode material. It undergoes a conversion reaction involving the formation of Li2O and metallic Mn to provide high-energy Li-ion batteries.
Takahiro Kozawa   +3 more
doaj   +1 more source

Comparison of Microstructure and Mechanical Properties of Induction and Vacuume Brazed Joint of Titanium Via Copper and Ag-Cu Eutectic Filler Metal / Mikrostruktura I Właściwości Mechaniczne Połączeń Tytanu Lutowanych Indukcyjnie I Próżniowo Z Użyciem Spoiwa Miedzianego I Eutektycznego Ag-Cu

open access: yesArchives of Metallurgy and Materials, 2015
This study presents the basic physico-chemical properties and describes the brazeability of titanium. The work contains the results of macro and microscopic metallographic examination as well as the results of strength-related tests of vacuum and ...
Różański M.   +2 more
doaj   +1 more source

Mechanical Properties, Thermal Stability and Microstructures of W-Re-ZrC Alloys Fabricated by Spark Plasma Sintering

open access: yesMetals, 2020
Tungsten materials, used as friction stir welding tools, undergo severe plastic deformation and even collapse at high operating temperatures. In order to improve the low-temperature toughness and high-temperature strength, W-10wt.%Re-0.5wt.%ZrC alloys ...
Shu Miao   +5 more
doaj   +1 more source

Flat hardness distribution in AA6061 joints by linear friction welding

open access: yesScientific Reports, 2021
It is known that one of the main concerns associated with the conventional welding of precipitation-strengthened Al alloys is the formation of softening regions, resulting in the deterioration of mechanical properties.
Jeong-Won Choi   +3 more
doaj   +1 more source

Effect of laser-welding parameters on the heat input and weld-bead profile [PDF]

open access: yes, 2005
Laser butt-welding of medium carbon steel was investigated using CW 1.5 kW CO2 laser. The effect of laser power (1.2 - 1.43 kW), welding speed (30 - 70 cm/min) and focal point position (-2.5 - 0 mm) on the heat input and the weld-bead geometry (i.e ...
A.G. Olabi   +13 more
core   +1 more source

Mathematical Model for Charpy Impact Energy of V-Notch Specimens

open access: yesAdvances in Materials Science and Engineering, 2021
Firstly, by analyzing the response of Charpy V-notch specimen impacted by pendulum, the relationship between specimen geometry, material properties, and impact energy is established and simplified, and the mathematical model for evaluating impact energy ...
Wei Wang   +4 more
doaj   +1 more source

Robotized FSW – Evolution of forces and torque with nonlinear welds [PDF]

open access: yes, 2014
The main purpose of the article is to study the evolution of the welding forces and torque with non-straight welding path. The main studies performed on forces and torque are usually done on plane straight welding path when the processing parameter are ...
ABBA, Gabriel   +6 more
core   +2 more sources

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