Results 111 to 120 of about 346,026 (340)

Adjustable Plasmonic Core–Shell Nanoparticles for Personalized Color Vision Correction

open access: yesAdvanced Engineering Materials, EarlyView.
This study introduces a personalized solution for correcting color vision deficiency (CVD) by embedding tunable core‐shell metal nanoparticles—a common nanotechnology—into contact lenses. By customizing the nanoparticles’ optical properties to filter specific wavelengths, these lenses address individual visual impairments, enhancing color ...
Hyeonah Lee   +4 more
wiley   +1 more source

Reliability Simulative Trial of Kinematic Accuracy and Life Evaluation for Planar Mechanism with Multi-factor Coupling

open access: yesJixie chuandong, 2017
Aiming at the factors that affect kinematic accuracy of planer mechanism is more and cannot be ignored,the influence factors of the reliability in kinematic accuracy of planar mechanism are classified as non-cumulative factors and cumulative factors. The
Liu Baixi   +3 more
doaj  

Direct Consolidation of Copper–Graphene Composite by Rotary Swaging

open access: yesAdvanced Engineering Materials, EarlyView.
The applicability of the rotary swaging method for preparation of electroconductive copper–graphene composite by direct consolidation of powders is proven. The consolidated material features advantageous microstructure featuring fine grains and twins, with homogeneous distribution of graphene, primarily along the twin boundaries, which contribute to ...
Radim Kocich   +2 more
wiley   +1 more source

Fabrication of Compositionally Graded NiTi Shape Memory Alloy Laminated Composites Through Hot Roll Bonding and its Characterization

open access: yesAdvanced Engineering Materials, EarlyView.
A novel technique for fabricating monolithic functionally graded NiTi shape memory alloy (SMA) laminated hybrid composite has been developed. An excellent metallurgical bonding can be established between two compositionally different NiTi SMAs through spark plasma sintering joining/diffusion bonding followed by hot roll bonding.
Soumya Sinha   +2 more
wiley   +1 more source

Wear-out Failure Analysis of the Stainless Steel Hinge Joint in the Chain of Bucket Coal Elevator

open access: yesJixie chuandong, 2016
According to the observation and analysis of the hinge joint( friction pair) among pin,sleeve and roller in the chain of bucket coal elevator by means of scanning electron microscope,it shows that the wear mechanism of pin and sleeve is mainly abrasive ...
Zhu Guoren   +3 more
doaj  

Sliding wear: role of plasticity [PDF]

open access: yesarXiv
We present experimental wear data for polymethyl methacrylate (PMMA) sliding on tile, sandpaper, and polished steel surfaces, as well as for silica glass and quartz sliding on sandpaper. The experimental results are compared with a recently developed theory of sliding wear\cite{ToBe}.
arxiv  

Microstructure, Mechanical Properties, and Antibacterial Performance of Novel Fe‐Mn‐Zn Nanocrystalline Alloys Produced by Mechanical Alloying

open access: yesAdvanced Engineering Materials, EarlyView.
This article presents the development of Fe‐Mn‐Zn nanocrystalline alloys (0–9 wt% Zn) by mechanical alloying and subsequently hot pressing. Their microstructure, density, hardness, wear resistance, corrosion behavior, and antibacterial properties are systematically examined.
Ilker Emin Dag   +3 more
wiley   +1 more source

RELIABILITY ANALYSIS OF MECHANISM OVER-CENTER LOCKING CONSIDERING WEAR AND CLEARANCE

open access: yesJixie qiangdu, 2015
Depending on the form of mechanism,the hinge wear and rod end bearing wear are considered respectively,and the self-lubricating rod end bearing wear model are established.Then the over-center locking reliability analysis model of four bar linkage ...
QIN Qiang   +3 more
doaj  

氮硅涂层陶瓷刀具切削铸铁磨损机理研究

open access: yesJixie qiangdu, 2021
In order to study the cutting performance and wear mechanism of nitrogen-silicon coated ceramic tools,TiAlN and CrAlN coatings were deposited on the surface of silicon nitride tool by physical vapor deposition( PVD).The tool life and wear mechanism were ...
阮铭业, 张建, 彭晓君, 朱先勇
doaj  

Recent Progress on 2D‐Material‐Based Smart Textiles: Materials, Methods, and Multifunctionality

open access: yesAdvanced Engineering Materials, EarlyView.
Advancements in 2D‐material‐integrated smart textiles are reviewed, with a focus on materials, fabrication methods, and multifunctional applications, including energy harvesting, monitoring, EMI shielding, energy storage, and thermal management. The discussion addresses key challenges and provides insights into the future development of next‐generation
Yong Choi   +5 more
wiley   +1 more source

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