Results 31 to 40 of about 4,343,816 (242)

A Stochastic Analysis of Plastic Area on Rough Surface Contact in Relation with Transition from Mild to Severe Wear

open access: yesTribology Online, 2013
Burwell and Strang supposed that the transition from mild to severe wear mode would occur when the total area of plastic regions on a soft surface contacting with a hard surface reached to the apparent contact area. This paper describes a modification of
Tsunamitsu Nakahara, Tomohisa Tanaka
doaj   +1 more source

Unsupervised Machine Learning Identifies Shared Biomechanical and Clinical Variation in Individuals with Knee Osteoarthritis and High BMI: A Secondary Analysis of the IDEA Trial

open access: yesArthritis Care &Research, Accepted Article.
Objective High body mass index (BMI≥27 kg/m2) and aberrant gait biomechanics are primary risk factors for knee osteoarthritis (KOA), yet the specific loading patterns linked to clinical disease features remain unclear. Unsupervised machine learning (ML) was used to identify vertical ground reaction force (vGRF) waveform modes of variation and ...
Ashley N. Buck   +10 more
wiley   +1 more source

Tribological and vibrational characteristics of AISI 316L tested at elevated temperature and 600 Torr vacuum

open access: yesDefence Technology, 2019
Friction and wear studies enable the investigation of material interaction between two sliding surfaces in contact. In the present investigation, the coefficient of friction and the wear resistance of AISI 316 L parts were studied under self-mating, dry ...
K. Arul Raj   +3 more
doaj   +1 more source

Fe nano-particle coatings for high temperature wear resistance

open access: yes, 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   +12 more
core   +1 more source

Self‐Sintering Ionogel Binder for Flexible, Recyclable, and Healable Printed Giant Magnetoresistive Sensors

open access: yesAdvanced Functional Materials, EarlyView.
ABSTRACT Electronic waste has emerged as a major environmental challenge, driven by the massive consumption and a limited lifetime of modern electronic devices, stimulating the development of sustainable electronics. Here, an all‐biomaterial gelatin‐choline‐citric acid ([Ch][CA]) ionogel is developed as an active binder to realize self‐sintered ...
Lin Guo   +10 more
wiley   +1 more source

Research on Tool Wear and Surface Integrity of CFRPs with Mild Milling Parameters

open access: yesCoatings, 2023
Carbon fiber-reinforced polymer composites are widely used in aviation and aerospace applications due to their excellent mechanical properties. Numerous studies have focused on tool wear at extreme machining parameters (f ≥ 540 mm/min) to accelerate tool
Jun Qiu   +4 more
semanticscholar   +1 more source

Fully Additive Vertical Organic Electrochemical Transistors on Renewable and Compostable Substrates Enable Ultrasensitive Bioelectronics

open access: yesAdvanced Functional Materials, EarlyView.
Fully additive vertical organic electrochemical transistors (vOECTs) with channel‐length of 226 nm on a 50 µm compostable substrate achieve >106 current modulation and ∼36 mS transconductance. Ion‐selective integration enables 1.1 mA dec−1 sensitivity and 36 µm detection limit, highlighting a scalable platform for sustainable electronics and ...
Giulia Frusconi   +3 more
wiley   +1 more source

Effect of heat treatment on the mechanical and tribological properties of AA8090/6% SiCp composite

open access: yesScience and Engineering of Composite Materials, 2017
AA8090, a certain type of Al-Li alloy, has been widely used in the aerospace industry because of its low density and high strength after heat treatment.
Kebriyaei Amir   +2 more
doaj   +1 more source

Effect of particle hardness on mild–severe wear transition of hard second phase materials

open access: yes, 2014
This study analyzes the effect of particle hardness on the transition from mild to severe abrasive wear. White cast iron with 1.9 wt% Cr with austenitic and martensitic matrices, white cast iron with 13.8 wt% Cr and 24.4 wt% Cr and mottled cast iron, and
Coronado, J J   +2 more
core   +1 more source

Advances in Sustainable and Wearable Textile Based Soft Robotics

open access: yesAdvanced Functional Materials, EarlyView.
This Review examines advances in wearable textile‐based soft robotics, focusing on sustainable materials, integrated sensing, and scalable actuation. It discusses manufacturing and system integration across healthcare, assistive robotics, prosthetics, and human–machine interfaces, and highlights key challenges in circular design, including life‐cycle ...
Zahir Abbas   +6 more
wiley   +1 more source

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