Results 71 to 80 of about 25,807 (250)

Customisation of PVD coatings for biomedical devices

open access: yesSurface and Coatings Technology
In recent years, physical vapor deposition (PVD) has emerged as a powerful technique for surface modification, offering a wide range of possibilities to improve the properties of medical devices. This review explores the fundamentals and versatility of PVD coatings in biomedical applications, highlighting their potential to revolutionise the field ...
Santo, Daniela   +5 more
openaire   +2 more sources

Characterization of Droplet Formation in Ultrasonic Spray Coating: Influence of Ink Formulation Using Phase Doppler Anemometry and Machine Learning

open access: yesAdvanced Materials Technologies, EarlyView.
This study explores how machine learning models, trained on small experimental datasets obtained via Phase Doppler Anemometry (PDA), can accurately predict droplet size (D32) in ultrasonic spray coating (USSC). By capturing the influence of ink complexity (solvent, polymer, nanoparticles), power, and flow rate, the model enables precise droplet control
Pieter Verding   +5 more
wiley   +1 more source

An Investigation on Surface Roughness and Tool Wear in Turning Operation of Inconel 718

open access: yesJournal of Aerospace Technology and Management, 2019
This paper investigates the influences of three different input parameters, such as feed rate, insert nose radius, and insert coating methods, in the turning operation of Inconel 718. The coating methods were selected as medium temperature chemical vapor
Selim Gürgen   +2 more
doaj   +3 more sources

Improving durability of hot forging tools by applying hybrid layers

open access: yesMetalurgija, 2015
This paper deals with problems relating to the durability of the dies used for the hot forging of spur gears. The results of industrial tests carried out on dies with a hybrid layer (a nitrided layer (PN) + physical vapor deposition (PVD) coating ...
Z. Gronostajski   +6 more
doaj  

Synthesis and characterisation of nanocrystalline ZrN PVD coatings on AISI 430 stainless steel [PDF]

open access: yes, 2019
The nanocrystalline films of zirconium nitride have been synthesized using ion-plasma vacuum-arc deposition technique in combination with high-frequency discharge (RF) on AISI 430 stainless steel at 150oC.
Baturin, A. A.   +7 more
core   +1 more source

Thermal cycling behavior of EBPVD TBC systems deposited on doped Pt-rich γ–γ′ bond coatings made by Spark Plasma Sintering (SPS) [PDF]

open access: yes, 2011
In the last decade, an increasing interest was given to Pt-rich γ–γ′ alloys and coatings as they have shown good oxidation and corrosion properties. In our previous work, Spark Plasma Sintering (SPS) has been proved to be a fast and efficient tool to ...
Boidot, Mathieu   +5 more
core   +2 more sources

Contact Fatigue Behavior of PVD‐Coated Steel [PDF]

open access: yesPlasma Processes and Polymers, 2009
AbstractIn this study, the contact fatigue behavior of a PVD TiN coating deposited onto DIN 1.2379 cold‐work tool steel is assessed by cyclic spherical indentation. Experimental characterization focuses on the evaluation of critical contact pressures, under both monotonic and cyclic loading, affiliated to the emergence of distinct damage events ...
Ramírez, Giselle   +5 more
openaire   +3 more sources

Smart Closed‐Loop Systems in Personalized Healthcare: Advances and Outlook

open access: yesAdvanced Materials Technologies, EarlyView.
A smart closed‐loop e‐textile integrates multimodal sensing, onboard processing, wireless communication, and wearable power to enable real‐time physiological/biochemical monitoring and feedback‐controlled therapy. ABSTRACT Smart textiles represent a revolutionary frontier in healthcare, seamlessly blending fabric and advanced technologies to create ...
Safoora Khosravi   +12 more
wiley   +1 more source

Effect of layer thickness on thermal properties of multilayer thin films produced by PVD [PDF]

open access: yes, 2012
Cr/CrN/CrAlN, CrN/CrAlN and Cr/CrN thin layers were deposited by PVD (Physical Vapor Deposition). The multilayers were obtained from the combined deposition of different layers Cr, CrN and CrAlN thick films on on AISI4140 steel and silicon substrates at ...
GHRIB, Taher   +4 more
core   +3 more sources

Magnetic Textiles: A Review of Materials, Fabrication, Properties, and Applications

open access: yesAdvanced Materials Technologies, EarlyView.
Magnetic textiles (M‐textiles) are emerging as a programmable materials platform that merges magnetic matter with hierarchical textile structures. This article consolidates magnetic material classes, textile architectures, and fabrication and magnetization strategies, revealing structure–property–function relationships that govern magneto‐mechanical ...
Li Ke   +3 more
wiley   +1 more source

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