Results 101 to 110 of about 7,881,982 (352)

Topology and Material Optimization in Ultra‐Soft Magneto‐Active Structures: Making Advantage of Residual Anisotropies

open access: yesAdvanced Materials, EarlyView.
Residual magnetization induces pronounced mechanical anisotropy in ultra‐soft magnetorheological elastomers, shaping deformation and actuation even without external magnetic fields. This study introduces a computational‐experimental framework integrating magneto‐mechanical coupling into topology optimization for designing soft magnetic actuators with ...
Carlos Perez‐Garcia   +3 more
wiley   +1 more source

Influence of Non-Parallelism on the Micro-Interface Lubrication Mechanism of Water-Lubricated Bearings

open access: yesLubricants
Water-lubricated bearings can effectively solve the pollution problem caused by lubricant leakage and are used in offshore engineering equipment for this reason.
Lin Sun   +5 more
doaj   +1 more source

Elastic deformation during dynamic force measurements in viscous fluids

open access: yes, 2017
Understanding and harnessing the coupling between lubrication pressure and elasticity provides materials design strategies for applications such as adhesives, coatings, microsensors, and biomaterials.
Dhong, Charles   +3 more
core   +1 more source

Breaking the 2‐nm Barrier in Hard Disk Drives Using Monolayer Amorphous Carbon Overcoats

open access: yesAdvanced Materials, EarlyView.
The rapid growth of AI has increased demand for large‐scale data storage, making HDDs indispensable in data centers. Increasing areal storage density is crucial, but limited by the traditional carbon overcoats (COC). Monolayer amorphous carbon (MAC) offers a superior alternative.
Hongji Zhang   +15 more
wiley   +1 more source

Aqueous medium improved tribological properties of 1,2,3-TrI [Cis-9-hexadecenoyl] for titanium alloy: Insights in virtue of molecular simulations

open access: yesFriction
1,2,3-TrI [Cis-9-Hexadecenoyl](GTM) is a common oiliness additive. In this paper, the anti-wear property of GTM was found poor when it was directly used as lubricating oil for titanium alloy. However, when it was added to water and made into oil-in-water
Yanan Meng   +3 more
doaj   +1 more source

Effect of Lubrication on Friction and Wear Properties of PEEK with Steel Counterparts

open access: yesTribology Online, 2019
Poly-Ether-Ether-Ketone (PEEK) has been widely used for tribological applications with steel counterparts because of its superior mechanical and self-lubricating properties.
Go Tatsumi   +4 more
doaj   +1 more source

Mechanism of Drag Reduction in Floating Plate of Paddy Field Based on CFD

open access: yesComplexity, 2020
In order to study drag reduction mechanism in mud parts’ operation of surface machine tools for paddy field, this paper takes floating plate, the main working part of laminating mechanism, as the research object and systematically analyzes the mechanism ...
Xiaoze Yu, Baofeng Zhang, Jiahan You
doaj   +1 more source

Porous Bi2S3 Bulk With Excellent Thermoelectric Performance by Solid States Replacement and Low Melting‐Point Metal Volatilization

open access: yesAdvanced Materials, EarlyView.
By introducing FeCoNi medium‐entropy alloy, the bismuth sulfide (Bi2S3) material achieves a record‐high ZT of 1.1 at 773 K, owing to the solid‐states replacement reaction and the volatilization of low melting‐point metal. This strategy is also applicable to other sulfur‐based thermoelectric materials.
Zi‐Yuan Wang   +9 more
wiley   +1 more source

Gallium-based liquid metal as a special lubricant: A review

open access: yesFriction
Gallium-based liquid metal (GLM) is an amorphous metal that remains liquid at room temperature. It has important characteristics, such as high temperature resistance, high thermal conductivity, good electrical conductivity, favorable radiation resistance,
Songjie Dai   +6 more
doaj   +1 more source

Direct Ink Writing 3D Printing of Recyclable and Thermally Stable Vitrimers

open access: yesAdvanced Materials Technologies, EarlyView.
Vitrimers hold great promise in additive manufacturing as defect‐insensitive, repairable, and recyclable feedstocks. A thin‐film additively manufactured process is developed for a high‐performance vitrimer that is difficult to process traditionally.
Louis O. Vaught   +2 more
wiley   +1 more source

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