Results 141 to 150 of about 5,691 (187)

Recognition of fatigue and severe sliding wear particles using a CNN model with multi-scale feature extractor

Industrial Lubrication and Tribology, 2022
Purpose The purpose of this study is to provide a new convolutional neural network (CNN) model with multi-scale feature extractor to segment and recognize wear particles in complex ferrograph images, especially fatigue and severe sliding wear particles,
Xinliang Liu, Liang Cheng, Guoning Chen, Xiaolei Wang, Jingqiu Wang   +4 more
semanticscholar   +1 more source

Developing fatigue-resistant ferroelectrics using interlayer sliding switching

Science
Ferroelectric materials have switchable electrical polarization that is appealing for high-density nonvolatile memories. However, inevitable fatigue hinders practical applications of these materials.
Renji Bian, Ri He, Er Pan, Zefen Li, Guiming Cao, Peng Meng, Jiangang Chen, Qing Liu, Z. Zhong, Wenwu Li, Fucai Liu   +10 more
semanticscholar   +1 more source

Fatigue failure analysis of express freight sliding side covered wagon based on the rigid-flexibility model

International Journal of Structural Integrity, 2020
PurposeThe car body stiffness of express freight sliding side covered wagon decreased for the sliding and the resonance vibration based on the flexible car body has affected the dynamics performances.
Xiaoxue Liu, Yahui Zhang, S. Xie, Qiang Zhang, Hanfei Guo   +4 more
semanticscholar   +1 more source

Effective Sliding Motions of Vibration‐Induced Emission Stoppers in Mechanically Interlocked Molecules as Artificial Muscle Tougheners and In Situ Molecular Shuttling Sensors for Self‐Healable Mechano‐Fluorescent Polyurethane Organogels

Advanced Functional Materials
The highly tough, self‐healable, and adhesive polyurethane (PU) organogels with force‐regulated ratiometric emission switching behaviors are fabricated through covalently linked cellulose nanocrystals (CNCs) as multiple hydrogen‐bonded crosslinkers and N,
T. T. K. Cuc, Yu‐Chen Lai, T. M. Khang, W. Chuang, Tung‐Kung Wu, R. Rotomskis, Simona Steponkiene, Hong-Cheu Lin   +7 more
semanticscholar   +1 more source

Tailored sliding ferroelectricity for ultrahigh fatigue resistance in stacked trilayer MoS2 crystals

Science Advances
Fatigue-resistant ferroelectric materials in two-dimensional systems are crucial for next-generation electronic devices, but the relationship between stacking configurations and ferroelectric behavior remains underexplored.
Aiqing Fan, Qing Zhang, Zihao Yang, Lin Li, Menghan Li, Keyu Zhang, Junfeng Gao, Fan Wu, Menghao Wu, Dechao Geng, Wenping Hu   +10 more
semanticscholar   +1 more source

Thermal damage and fatigue estimation in heavily loaded lubricated rolling/sliding contacts with Micro-Geometry

, 2020
A previously developed model for heavily loaded Elastohydrodynamically lubricated (EHL) contacts with surface micro-geometry for the calculation of surface distress (micropitting), based on high-cycle fatigue and mild wear competition, is herewith ...
G. Morales-Espejel
semanticscholar   +1 more source

Influence of Thermal Fatigue on the Wear Behavior of Brake Discs Sliding against Organic and Semimetallic Friction Materials

Tribology Transactions, 2018
In this article, brake discs are exposed to high thermal stress, causing thermal fatigue damage. The aim of this work is to study the evolution of the wear behavior of brake disc materials, such as cast iron, chromium steel, and metal matrix composites ...
M. Djafri, M. Bouchetara, C. Busch, S. Khatir, T. Khatir, S. Weber, K. Shbaita, M. Abdel Wahab   +7 more
semanticscholar   +1 more source

Rolling bearing seizure and sliding effects on fatigue life

Proceedings of the Institution of mechanical engineers. Part J, journal of engineering tribology, 2018
The effects of kinematic sliding on rolling contact fatigue life have been discussed in many occasions, often with some disregard of the fundamental principles of tribology.
G. Morales-Espejel, A. Gabelli
semanticscholar   +1 more source

Effect of HVOF–sprayed nanostructured WC–10Co–4Cr coating on sliding wear and tensile–tensile fatigue properties of TC6 titanium alloy

International Journal of Refractory Metals and Hard Materials, 2023
Chaorun Si, Shuofan Li, Liangyu Zhao, Shilin Xu, Song Chen   +4 more
semanticscholar   +1 more source

Rolling-sliding contact fatigue failure and associated evolutions of microstructure, crystallographic orientation and residual stress of AISI 9310 gear steel

International Journal of Fatigue, 2023
Huan Yan, P. Wei, Lihong Su, Huaiju Liu, D. Wei, X. Zhang, G. Deng   +6 more
semanticscholar   +1 more source