Results 111 to 120 of about 9,664,256 (306)

The wear behaviour of ion implanted biomaterials [PDF]

open access: yes, 2003
The tribological performance of biomaterials used for artificial joints is of much importance, and require low coefficients of friction, resistance to wear and the ability to withstand many millions of cycles under a multitude of loading regimes ...
Boampong, Derrick Kwadwo
core  

Designing Polymer Nanocomposites for X‐Ray Shielding: Mechanisms, Architectures, and Scalable Processing

open access: yesAdvanced Engineering Materials, EarlyView.
This review highlights advances in lightweight, lead‐free polymer nanocomposites for diagnostic X‐ray shielding. By linking filler chemistry, dispersion, architecture, and photon interaction mechanisms, it establishes structure–performance relationships guiding material design.
Aklilu G. Messele   +2 more
wiley   +1 more source

The tribological and wear properties of carbon-graphite composites

open access: yes, 1994
A range of carbon-graphites with differing properties has been evaluated for wear resistance. These include carbons with a high degree of graphitic order (natural and synthetic graphite), those with little or no such order (pitch bonded cokes, glassy ...
J H Morris, Morris, Justin Howard
core  

Mechanisms of Wear, Considerations About Restorative Materials

open access: yes, 2021
Wear is a complex and multifactorial phenomenon result of different pathodynamic mechanisms in oral cavity. This phenomenon not only takes place on natural tooth hard tissue structures, but also on restorative materials.Severe cases of wear are followed ...
Masoumi, Lida
core  

Tool wear monitoring and hole surface quality during CFRP drilling [PDF]

open access: yes, 2014
The present investigation focuses on the evaluation of tool wear and surface integrity in the context of CFRP cutting. Series of drilling experiments were performed on CFRP plates using cemented carbide solid drills with the aim to investigate ...
RAMIREZ, Christophe   +3 more
core   +1 more source

Influence of Geometric Design on Mechanical Performance of Auxetic Metastructure

open access: yesAdvanced Engineering Materials, EarlyView.
Strategic geometric reinforcement transforms auxetic performance. This study evaluates 3D‐printed arrowhead metastructures, revealing that a modified design with local ring reinforcement suppresses premature failure to achieve superior energy absorption and structural efficiency.
Muhammad Gulzari   +3 more
wiley   +1 more source

Influence of Si Content and Milling Duration on the Microstructure and Mechanical–Tribological Properties of AlCoCrFeNiSi High‐Entropy Alloys

open access: yesAdvanced Engineering Materials, EarlyView.
Si‐doped AlCoCrFeNi high‐entropy alloys are synthesized by mechanical alloying to reveal the effect of Si content and milling time on phase evolution, microstructural refinement, and tribological behavior. A transition from FCC to BCC structure, significant grain refinement, and enhanced hardness and wear resistance are achieved, with the 4 at% Si ...
Mustafa Okumuş   +2 more
wiley   +1 more source

Study of wear mechanisms of cemented carbide tools during machining of single-phase niobium

open access: yes, 2020
In particle accelerator facilities, single-phase niobium is used in superconducting accelerator components. Machining induced surface quality of such components is strongly connected to the functionality of accelerators.
Olsson, Mike,   +8 more
core   +1 more source

Comparative analyses on tool wear in helical milling of Ti-6Al-4V using diamond-coated tool and TiAlN-coated tool

open access: yesJournal of Advanced Mechanical Design, Systems, and Manufacturing, 2014
This paper aims to establish the wear mechanisms of tungsten carbide (WC) tools coated with TiAlN and coated with diamond respectively when helical milling Ti-6Al-4V.
Xuda Qin   +6 more
doaj   +1 more source

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