Results 191 to 200 of about 5,300 (307)

Dispersion Strengthened Copper Elaborated by Friction Stir Processing

open access: yes, 2014
The current study deals with the elaboration of copper based materials reinforced in surface by particles of second phases through friction stir processing (FSP). Its aim is twofold.
de Meester de Betzenbroeck, Bruno   +5 more
core  

Synergistic Microstructure and Dielectric Engineering of Recyclable Single‐Electrode Triboelectric Nanogenerators for Sustainable Smart Homes

open access: yesENERGY &ENVIRONMENTAL MATERIALS, EarlyView.
A recyclable triboelectric nanogenerator integrating a pseudo‐honeycomb microstructure with liquid metal doping achieves 120% higher output (122 mW m−2) and >90% retention over seven cycles, enabling self‐powered smart home functions. The performance of single‐electrode triboelectric nanogenerators (SE‐TENGs) is governed by the effective contact area ...
Chencheng Hu   +10 more
wiley   +1 more source

Stretch Formability of an AZ61 Alloy Plate Prepared by Multi-Pass Friction Stir Processing. [PDF]

open access: yesMaterials (Basel), 2021
Luo X   +7 more
europepmc   +1 more source

Healable Al alloys production by Friction Stir Processing

open access: yes, 2019
Aluminium alloys are commonly used in studies related to Friction Stir Welding (FSW) and Processing (FSP), due to their wide variety of applications. FSP provides grain size reduction; intermetallic rounding, size reduction and redistribution; and an ...
Arseenko, Mariia   +7 more
core  

Synergistic Design of Composite Ionogels With Enhanced Thermoelectric Properties, Mechanical Stretchability, and Sustainable Recyclability

open access: yesENERGY &ENVIRONMENTAL MATERIALS, EarlyView.
While flexible TE devices hold promise for converting low‐grade waste heat (e.g., from human skin or electronics) into usable electricity, existing materials suffer from three major limitations: 1) poor mechanical stretchability (failing to match human skin's elongation, ~20–30%), limiting wearability; 2) tradeoffs between thermoelectric efficiency (e ...
Mingqi Liu   +5 more
wiley   +1 more source

High‐Performance Wearable Triboelectric Nanogenerators Based on Polyethyleneimine‐Doped Cellulose Acetate for Self‐Powered Dynamic Signature Sensing and Verification

open access: yesENERGY &ENVIRONMENTAL MATERIALS, EarlyView.
A high‐performance wearable triboelectric nanogenerator (TENG) based on polyethyleneimine ‐doped cellulose acetate is demonstrated for dynamic signature authentication. The developed TENG with enhanced interfacial polarization and increased surface charge density exhibits excellent mechanical durability, environmental stability, and long‐term ...
Yoon‐Seo Choi   +3 more
wiley   +1 more source

Mg/ZrO2 Metal Matrix Nanocomposites Fabricated by Friction Stir Processing: Microstructure, Mechanical Properties, and Corrosion Behavior. [PDF]

open access: yesFront Bioeng Biotechnol, 2021
Qiao K   +10 more
europepmc   +1 more source

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