Results 21 to 30 of about 4,007,124 (352)

High-Precision 3D Printing of Microporous Cochlear Implants for Personalized Local Drug Delivery

open access: yesJournal of Functional Biomaterials, 2023
Hearing loss is a highly prevalent multifactorial disorder affecting 20% of the global population. Current treatments using the systemic administration of drugs are therapeutically ineffective due to the anatomy of the cochlea and the existing blood ...
Aikaterini Isaakidou   +3 more
doaj   +1 more source

Modeling and Prediction of Water-Jet-Guided Laser Cutting Depth for Inconel 718 Material Using Response Surface Methodology

open access: yesMicromachines, 2023
In this study, the water-jet-guided laser (WJGL) method was used to cut Inconel 718 alloy with high temperature resistance. The effect of critical parameters of the water-jet-guided laser machining method on the cutting depth was studied by a Taguchi ...
Chuang Zhao   +8 more
doaj   +1 more source

The Influence of Heat Input on the Surface Quality of Wire and Arc Additive Manufacturing

open access: yesApplied Sciences, 2021
Wire and arc additive manufacturing has unique process characteristics, which make it have great potential in many fields, but the large amount of heat input brought by this feature limits its practical application.
Jiayi Zeng, Wenzhong Nie, Xiaoxuan Li
doaj   +1 more source

Evaluation of surface quality of silicone impression materials after disinfection with ozone water: An In vitro Study

open access: yesContemporary Clinical Dentistry, 2018
Purpose: To compare and evaluate the surface quality of silicone impression materials after ozone water disinfection. Materials and Methods: A total of 60 samples were prepared on a stainless steel die (American Dental Association specification no.
K Abinaya, B Muthu Kumar, S C Ahila
doaj   +1 more source

Evaluation of Tool Path Strategy and Cooling Condition Effects on the Cutting Force and Surface Quality in Micromilling Operations

open access: yesMetals, 2017
Compared to milling on a macro scale, the micromilling process has several cumbersome points that need to be addressed. Rapid tool wear and fracture, severe burr formation, and poor surface quality are the major problems encountered in the micromilling ...
Ugur Koklu, Gültekin Basmaci
doaj   +1 more source

Atomistic Simulation Study of Nanoparticle Effect on Nano-Cutting Mechanisms of Single-Crystalline Materials

open access: yesMicromachines, 2020
Nanoparticle (NP), as a kind of hard-to-machine component in nanofabrication processes, dramatically affects the machined surface quality in nano-cutting.
Pengyue Zhao   +4 more
doaj   +1 more source

Burnishing characteristics of sliding burnishing process with active rotary tool targeting stainless steel

open access: yesJournal of Advanced Mechanical Design, Systems, and Manufacturing, 2021
This paper investigates the burnishing characteristics of a developed sliding burnishing method with active rotary tool targeting a martensitic stainless steel.
Masato OKADA   +5 more
doaj   +1 more source

Surface Water Quality Modelling

open access: yesWater, 2023
Surface water quality modelling has become an important means of better understanding aquatic and riparian ecosystem processes at all scales, from the micro-scale (e [...]
openaire   +3 more sources

A Grey Fuzzy Approach to the Selection of Cutting Process from the Aspect of Technological Parameters

open access: yesApplied Sciences, 2022
This study deals with the selection of the cutting process using the grey fuzzy relation approach. The analysis was performed using plasma arc machining, laser beam machining, and abrasive waterjet machining on three different workpiece thicknesses with ...
Dejan Lukic   +6 more
doaj   +1 more source

Characterisation of the fused silica surface quality with a β-source [PDF]

open access: yes, 2018
A method to characterise the quality of a fused silica surface using a β-source is presented. Two fused silica bars (5×10×400mm3) were fabricated for the Cherenkov detector for proton Flux Measurement installed at vacuum chamber of the Super Proton ...
Addesa, F, cavoto, G, Rossi, R
core   +1 more source

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