Results 11 to 20 of about 4,025,166 (302)

A Systematic Study of the Factors Affecting the Surface Quality of Chemically Vapor-Deposited Diamond during Chemical and Mechanical Polishing [PDF]

open access: yesMicromachines
Diamond surfaces must be of high quality for potential use in semiconductors, optical windows, and heat conductivity applications. However, due to the material’s exceptional hardness and chemical stability, it can be difficult to obtain a smooth surface ...
Zewei Yuan, Zhihui Cheng, Yusen Feng
doaj   +2 more sources

The Prediction and Evaluation of Surface Quality during the Milling of Blade-Root Grooves Based on a Long Short-Term Memory Network and Signal Fusion [PDF]

open access: yesSensors
The surface quality of milled blade-root grooves in industrial turbine blades significantly influences their mechanical properties. The surface texture reveals the interaction between the tool and the workpiece during the machining process, which plays a
Jing Ni   +5 more
doaj   +2 more sources

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

Spring and surface water quality of the Cyprus ophiolites [PDF]

open access: yes, 2002
A survey of surface, spring and borehole waters associated with the ophiolite rocks of Cyprus shows five broad water types (1) Mg-HCO3, (2) Na-SO4-Cl-HCO3, (3) Na-Ca-Cl-SO4-OH-CO3, (4) Na-Cl-SO4 and (5) Ca-SO4.
Neal, C., Shand, P.
core   +2 more sources

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

Analytical modeling of surface roughness in precision grinding of particle reinforced metal matrix composites considering nanomechanical response of material [PDF]

open access: yes, 2019
Grinding is usually applied for particle reinforced metal matrix composites (PRMMCs) to achieve high ground surface quality. However, the surface quality especially surface roughness is difficult to predict theoretically due to different mechanical ...
Cai, Rui   +5 more
core   +1 more source

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