Results 61 to 70 of about 73,500 (284)

Optical Detection of Cellular Signals at Material Interfaces

Advanced Healthcare Materials, EarlyView.
Emerging functional materials are transforming optical detection of cellular signals. This review highlights optical techniques that exploit the unique optical properties of diverse materials to detect and quantify cellular electrical, chemical, and mechanical signals, and discusses key opportunities and challenges.
Xuchen Ren, Jitong Ren, Zixin Zhang, Koney Eungkon Kim, Francis L. Hong, Yuecheng Peter Zhou   +5 more
wiley   +1 more source

The effects of stored energy on wear resistance of friction stir processed pure Ti

Results in Physics, 2019
The friction stir processed pure Ti was annealed at 550 °C with various annealing times. Dry sliding wear tests on friction stir processed and as-annealed pure Ti were performed at room temperature.
Luyao Jiang, Weijiu Huang, Chenglong Liu, Yongyi Guo, Chenhui Chen, Junjun Wang, Weijie Yu   +6 more
doaj   +1 more source

Effects of Synovial Fluid Constituents on Friction between UHMWPE and CoCrMo

Tribology Online, 2020
In this study, the reciprocating pin-on-plate sliding test was conducted between ultra-high molecular weight polyethylene (UHMWPE) and CoCrMo alloy with test lubricants containing representative synovial fluid constituents, such as proteins, hyaluronic ...
Hironori Shinmori, Mayo Kubota, Takehiro Morita, Tetsuo Yamaguchi, Yoshinori Sawae   +4 more
doaj   +1 more source

Fe nano-particle coatings for high temperature wear resistance

, 2011
Oxidational wear continues to present an economic challenge for the replacement of components subject to high temperature fretting and sliding contacts in applications such as gas turbine engines.
S.R. Saranu, A.H. Kean, Wood, R.J.K., Robert Wood, Walker, J.C., John Christopher Walker, A. H. Kean, Saranu, S.R., J.C. Walker, S. R. Saranu, R. J. K. Wood, Kean, A.H., R.J.K. Wood   +12 more
core   +1 more source

Bioinspired Adaptive Sensors: A Review on Current Developments in Theory and Application

Advanced Materials, EarlyView.
This review comprehensively summarizes the recent progress in the design and fabrication of sensory‐adaptation‐inspired devices and highlights their valuable applications in electronic skin, wearable electronics, and machine vision. The existing challenges and future directions are addressed in aspects such as device performance optimization ...
Guodong Gong, You Zhou, Qingxiu Li, Wenyu Zhao, Sunyingyue Geng, Hangfei Li, Yan‐Bing Leng, Shirui Zhu, Guanglong Ding, Yongbiao Zhai, Ziyu Lv, Ye Zhou, Su‐Ting Han   +12 more
wiley   +1 more source

Investigation into the Synergistic Effects of Sediment Concentration and Particle Size on the Friction and Wear Properties of Nitrile Butadiene Rubber

Journal of Marine Science and Engineering
Nitrile Butadiene Rubber (NBR) is commonly used in ships’ water-lubricated tail bearings. However, sediment in the water significantly affects these bearings’ friction and wear performance.
Lun Wang, Xincong Zhou, Qipeng Huang, Xueshen Liu, Zhenjiang Zhou, Shaopeng Xing   +5 more
doaj   +1 more source

EFFECT OF MAGNETIC FIELD ON FRICTION AND WEAR OF BRASS [PDF]

Journal of the Egyptian Society of Tribology, 2011
The present work discusses the effect of the magnetic field on the friction and wear of brass sheets scratched by a steel insert at dry and lubricated by vegetable oils and dispersed by polymeric particles such as polyethylene (PE), polyamide (PA6) and ...
A. E. Abeer, H. M. Abu Elainin, M. I. Khashaba, W. Y. Ali   +3 more
doaj   +1 more source

Azobenzene's Cross‐Scale Optics and Photonics: Molecular Photoswitching, Mesoscopic Material Motions, and Adaptive Devices

Advanced Materials, EarlyView.
Azobenzene photoswitches translate molecular‐scale E/Z photoisomerization into macroscopic material responses and device‐level photonic functions. This Review highlights how azobenzene research has evolved from molecular photochemistry to photoalignment, mass migration, photomechanics, and heat release, ultimately enabling holography, reconfigurable ...
Heeju Son, Soyul Kwak, Heerin Noh, Minsang Kim, Doyeon Noh, Subhayan Chakraborty, Jaewon Lee, YongDeok Cho, Kyeongsoo Kim, Taewoong Eom, Moonyoung Kim, Jangwon Kim, Hoyoung Lee, Soyoung Lee, Jaehun Kim, Grace G. D. Han, Shin‐Tson Wu, Stefano Oscurato, Arri Priimagi, Marina Saphiannikova, Seungwoo Lee   +20 more
wiley   +1 more source

Analysis of Slope Braking Adaptability of Copper-Based Powder Metallurgy Brake Pads for High-Speed Trains Based on Full-Scale Bench Tests

Lubricants
With the opening of complex service routes, the importance of the service performance of brake pads under long slope braking conditions is increasing. It is necessary to analyze the slope braking adaptability of current brake pad products.
Xueqian Geng
doaj   +1 more source

Rational Tuning of Hygroscopic Oscillation of Stacked Nanoflake Assemblies for Continuous Ambient Energy Harvesting

Advanced Materials, EarlyView.
Stacked nanoflake assembly (SNA) membranes can oscillate autonomously, offering opportunities for soft actuation and energy harvesting. This work uncovers the physical mechanism behind the sustained oscillation of SNA membranes in gradient humidity and identifies three governing dimensionless parameters, enabling rational design for optimizing SNA ...
Zijing Zhang, Jimin Fu, Gesa Zhang, Zhihua Liang, Boxun Zhang, Haimin Yao   +5 more
wiley   +1 more source