Results 71 to 80 of about 5,991 (255)

Study on the Performance of High-Speed Rail Damage of Four Different Materials

open access: yesAdvances in Materials Science and Engineering, 2018
For four types of railway rails, corresponding rolling tests have been executed by using the JD-1 wheel/rail simulation device based on the Hertz simulation method, which can ensure the reciprocal contact condition between simulation rail and wheel under
Jiajie Hu, Wen Zhong, Qiyue Liu
doaj   +1 more source

Abrasive Wear, Scuffing and Rolling Contact Fatigue of DLC-Coated 18CrNiMo7-6 Steel Lubricated by a Pure and Contaminated Gear Oil. [PDF]

open access: yesMaterials (Basel), 2021
Tuszyński W   +6 more
europepmc   +1 more source

Smart Nanotechnologies for Multimodal Neuromodulation and Brain Interfacing

open access: yesAdvanced Science, EarlyView.
Recent advances in smart nanotechnologies are expanding the toolbox for brain interfacing, from wireless neuromodulation and high‐resolution sensing to targeted delivery within the central nervous system. By combining responsive nanomaterials with bioinspired design, these platforms enable multimodal interactions with neurons and glia, while also ...
Tommaso Curiale   +6 more
wiley   +1 more source

ROLLING CONTACT FATIGUE PERFORMANCE OF SELECTIVE LASER MELTED TI-6AL-4V

open access: yesJixie qiangdu, 2019
Selective Laser Melting( SLM) can directly fabricate parts that are difficult or time-consuming for processing or even can not be processed in traditional way. And SLM is one of most promising addictive manufacturing techniques.
PENG DanHua   +5 more
doaj  

Bioinspired Cold‐Laminated Ultrathin Hydrogels as a Broadly Adaptive Platform for Physiological Monitoring

open access: yesAdvanced Science, EarlyView.
A cold‐lamination strategy is introduced to fabricate ultrathin, nanomesh‐reinforced hydrogel bioelectronics with controlled thickness, tunable mechanics, and reversible adhesion. By mechanically interlocking a TPU nanomesh within a temperature‐responsive hydrogel, the platform enables robust epidermal and implantable cardiac interfaces, supporting ...
Hui Chen   +10 more
wiley   +1 more source

Bainitic Transformation in 100Cr6 Steel for Bearing Balls: Effect on Fatigue Endurance

open access: yesMetals
A set of bearing balls, fabricated with grade 100Cr6 bearing steel, was subjected either to ordinary quenching and tempering final heat treatment (leading to a mainly tempered martensitic microstructure) or to an alternative heat treatment (leading to a ...
Paolo Matteis, Raffaella Sesana
doaj   +1 more source

Harnessing Phase Separation for the Development of High‐Performance Hydrogels

open access: yesAdvanced Science, EarlyView.
ABSTRACT Hydrogels are indispensable for the development of next‐generation bioelectronics, soft robotics, and biomedical devices, where their mechanical properties determine performance and reliability. Among strategies to enhance hydrogel mechanics, phase separation enables controlled heterogeneity resulting in gel networks that are reinforced by ...
Yue Shao   +3 more
wiley   +1 more source

Multi‐Functional Adaptive Interfaces for Next‐Generation Wearable and Implantable Bioelectronics

open access: yesAdvanced Science, EarlyView.
Adaptive Biointerfaces: A comprehensive overview of next‐generation bioelectronics is presented, highlighting mechano‐adaptive and biophysiologically adaptive interfaces that enable stable, long‐term integration with living tissues. As illustrated in the image, adaptive interface strategies, including mechano‐adaptivity (e.g., injectability, shape ...
Jinhong Park   +7 more
wiley   +1 more source

Rolling Contact Fatigue Life of Cavitation-Peened Steel Gear

open access: yesTribology Online, 2008
The purpose of this study is to investigate the effect of cavitation peening on the rolling contact fatigue life of steel gears. The steel rollers and gears cavitation-peened under different conditions were fatigue-tested using a roller testing machine ...
Masanori Seki   +3 more
doaj   +1 more source

Molecularly Bridged Heterointerface Engineering: Designing Transparent, Wear‐Resistant, Hard yet Flexible Optoelectronic Protective Film

open access: yesAdvanced Science, EarlyView.
A molecular‐bridging heterogeneous interface engineering strategy is introduced to combine a polyhedral oligomeric silsesquioxane (POSS)‐based hard coating with a colorless polyimide (CPI)‐based flexible layer. The robust heterogeneous interface endows the integrated system with the superior properties of both layers and their synergistic ...
Huiyang Lu   +5 more
wiley   +1 more source

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