Results 31 to 40 of about 4,037,251 (243)

The Contribution of Electrochemistry for a Better Understanding of the Degradation by Tribocorrosion of Metallic Implant Materials [PDF]

open access: yesArchives of Metallurgy and Materials, 2022
In this paper there are presented some results obtained by open circuit potential and electrochemical impedance spectroscopy measurements from studies performed on the behavior of tribocorrosion on metallic implant biomaterials as: 304L stainless steel ...
L. Benea
doaj   +1 more source

A Comparative Analysis of ANN and taguchi for Enhancing Predictive modelling and optimisation for Al-Base Metal Matrix Composites reinforced with nanoparticles of SiC [PDF]

open access: yesE3S Web of Conferences
In this work, a detailed research of wear resistance and frictional behavior improvement in the metal matrix composite of aluminum-based Metal Matrix Composite was performed. Experimentally, Al 7072 alloy composites reinforced with SiC were taken for the
Malladi Avinash   +5 more
doaj   +1 more source

Effect of Grain Size on the Friction-Induced Martensitic Transformation and Tribological Properties of 304 Austenite Stainless Steel

open access: yesMetals, 2020
Friction and wear performance of austenite stainless steels have been extensively studied and show a close relationship with the friction-induced martensitic transformation.
Bo Mao, Shuangjie Chu, Shuyang Wang
doaj   +1 more source

Multiphysics models for friction stir welding simulation [PDF]

open access: yes, 2013
Purpose: The Friction Stir Welding (FSW) process comprises of several highly coupled (and non-linear) physical phenomena: large plastic deformation, material flow transportation, mechanical stirring of the tool, tool-workpiece surface interaction ...
Li, Hongjun   +2 more
core   +3 more sources

Relationship between the real contact behavior and tribological characteristics of cotton fabric

open access: yesFriction, 2020
The tribological characteristics of cotton fibers play an important role in engineering and materials science, and real contact behavior is a significant aspect in the friction behavior of cotton fibers. In this study, the tribological characteristics of
Rongxin Chen   +5 more
doaj   +1 more source

Running-in of a Double Network Gel for Low Friction in Water

open access: yesTribology Online, 2021
This study aims to clarify the potential of double network (DN) gel to realize low friction coefficient under water lubrication environment. Friction tests were carried out by using DN gel film and silicon carbide (SiC) disk in water.
Koki Kanda, Koshi Adachi
doaj   +1 more source

Simulation of hard projectile impact on friction stir welded plate [PDF]

open access: yes, 2011
A numerical simulation is conducted using LS-DYNA to simulate hard projectile impact on a friction stir welded (FSW) plate. As the hard projectile has a wide range of velocity, mass and shape, when referring to AMC 25.963(e) of CS-25, ―Fuel Tank Access ...
Wang, Wei
core   +6 more sources

Motion stabilization in the presence of friction and backlash: a hybrid system approach [PDF]

open access: yes, 2008
In this paper a hybrid system approach is considered to deal with backlash and friction induced nonlinearities in mechanical control systems. To describe the low velocity frictional behaviour a linearized friction model is proposed. The novelty of this
Lantos, Béla, Márton, Lőrinc
core   +1 more source

Analysis of Wear Behavior Between Tire Rubber and Silicone Rubber

open access: yesApplied Sciences
Vulcanized NR-SBR is widely used in vehicle components; however, its irreversible crosslinking limits recyclability and contributes to the large number of tires discarded annually worldwide, and in this context, this work presents an experimental ...
Juana Abenojar   +2 more
doaj   +1 more source

Structures of mycobacterial 3‐methylcrotonyl‐CoA carboxylase reveal carrier‐domain translocation between catalytic sites

open access: yesFEBS Letters, EarlyView.
Mycobacterial 3‐methylcrotonyl‐CoA carboxylase uses a mobile biotin‐carrying domain to shuttle a carboxyl group between two catalytic sites, enabling carboxylation of 3‐methylcrotonyl‐CoA during leucine breakdown. Cryo‐electron microscopy captures the carrier at both sites and reveals an inward loop movement that may prevent futile rebinding to the ...
Ajit Yadav   +2 more
wiley   +1 more source

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