Results 101 to 110 of about 34,463 (271)

Explosive cladding and post-weld heat treatment of mild steel and titanium

open access: yesMaterials & Design, 2016
Abstract Explosive clads of mild steel (MS) and Ti Grade 2 have been fabricated using different explosive load ratios (R) of 1.07, 2.01 and 3. Interface microstructure, microhardness variation and bond strength of the MS/Ti clad joints were studied as a function of R.
T.N. Prasanthi   +2 more
openaire   +1 more source

Multi‐Dimensional Conductive Nanocomposites for Flexible Electronics

open access: yesENERGY &ENVIRONMENTAL MATERIALS, EarlyView.
Multi‐dimensional conductive nanocomposites integrate 0D, 1D, and 2D nanomaterials through spatial structure regulation and interface engineering, achieving “1 + 1 > 2” synergistic effects. By leveraging 0D filling to reduce contact resistance, 1D bridging to construct continuous conductive paths, and 2D supporting to enhance mechanical stability ...
Tianyu Wang   +12 more
wiley   +1 more source

Diffusion Bonding and Post-Weld Heat Treatment of Extruded AZ91 Magnesium Alloys

open access: yesMaterials Science, 2015
The grain size of as-extruded AZ91 magnesium alloys was refined to 12.31 μm from 21.41 μm by recrystallization annealing. The vacuum diffusion welding of as-annealed AZ91 magnesium alloys was researched. The results showed that the maximum shear strength of joints reached 64.70 MPa in the situation of 10 MPa bonding pressure, 18 Pa vacuum degree, 470 ...
Fei LIN   +4 more
openaire   +3 more sources

Entropy‐Driven Innovations: Entropy Stabilized Oxides for High‐Performance Next‐Generation Lithium–Sulfur Batteries

open access: yesENERGY &ENVIRONMENTAL MATERIALS, EarlyView.
This article explores high‐entropy‐stabilized oxides (HEOs) as novel functional materials for addressing critical issues in lithium–sulfur (Li–S) batteries, including lithium polysulfide (LPS) shuttling, inadequate conductivity, and slow redox kinetics.
Hassan Raza   +10 more
wiley   +1 more source

Low cost, SPF aluminum cryogenic tank structure for ALS [PDF]

open access: yes
Past production work has shown that cryogenic tank structure for the Shuttle Booster Rockets and the Titan system have very high life cycle costs for the fuel tank structure.
Anton, Claire E.   +7 more
core   +1 more source

Photoreversible Polyurea Actuators With Spatiotemporal Control and Adaptive Mechanics

open access: yesENERGY &ENVIRONMENTAL MATERIALS, EarlyView.
A light–thermal responsive polyurea network incorporating reversibly dimerizable anthracene units enables spatiotemporal modulation of cross‐linking density and nearly 400‐fold stiffness tuning. Integrating programmable anisotropy, photopatterning, self‐healing, and photowelding within a single framework, this bioinspired “one network–multifunction ...
Zhiwen Song   +7 more
wiley   +1 more source

Investigations on mechanical behavior of AA2014-T6 weldments developed using CMT welding: As-weld and post weld heat treatment conditions

open access: yesJournal of Materials Research and Technology
This research work aims to investigate the tensile properties, micro-hardness and microstructural changes of AA2014-T6 cold metal transfer (CMT) weldments in as-weld and post-weld heat treatment (PWHT) conditions.
Balram Yelamasetti   +8 more
doaj   +1 more source

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