Results 1 to 10 of about 1,610 (129)

Precision processing of ceramics by the raster machine [PDF]

open access: yesMATEC Web of Conferences, 2020
Ceramic materials processing techniques have been briefly presented in the article. The process of grinding, lapping as well as the stages of technical ceramics processing have been reported.
Muratov Karim   +2 more
doaj   +1 more source

Processing Method for Metallic Substrate Using the Liquid Metal Lapping-Polishing Plate

open access: yesFrontiers in Materials, 2022
Metal is the primary substrate for fabricating flexible sensors, and its surface quality has a significant effect on the performance of these sensors.
Renquan Ji   +11 more
doaj   +1 more source

Surface Morphology Evaluation and Material Removal Mechanism Analysis by Single Abrasive Scratching of RB-SiC Ceramics

open access: yesCrystals, 2022
Reaction-Bonded Silicon Carbide (RB-SiC) ceramics possessing excellent mechanical and chemical properties, whose surface integrities have an essential effect on their performance and service life, have been widely used as substrates in the core parts of ...
Zhangping You   +3 more
doaj   +1 more source

A modified ball screw lapping method and optimized lapping factors for ideal surface quality [PDF]

open access: yesMechanical Sciences, 2018
In order to meet the high precision requirement in various mechanical applications, ball screws are being lapped as a finishing process to improve the travel variation and surface quality. However, the existing manufacturing method is labor intensive.
L. Zhao, H. Feng, J. Jin
doaj   +1 more source

Using a Novel Floating Grinding Process to Improve the Surface Roughness Parameter of a Magnetic Head

open access: yesNanomaterials, 2022
This work concentrated on the improvement of the surface roughness of a magnetic head, through the use of an ultrafine nanodiamond slurry, and a novel floating grinding process, which optimize different experimental factors required for the fine grinding
Xionghua Jiang
doaj   +1 more source

Removal Mechanisms and Microstructure Characteristics of Laser Paint Stripping on Aircraft Skin Surface

open access: yesPhotonics, 2023
As a non-contact and non-destructive technology, laser cleaning provides an alternative method for the paint stripping of aircraft skins. Herein, the particular multi-layer paint on the aluminum alloy aircraft skin surface was stripped by adjusting laser
Wenqin Li   +5 more
doaj   +1 more source

Analysis of the high-efficiency and low-damage abrasive processing mechanism for SiC based on the SPH simulation of single-grain indentation and scratching

open access: yesAIP Advances, 2022
During the wafer fabrication procedure, abrasive machining occupies a large proportion in time and economic cost, mainly including grinding, lapping, and polishing.
Dong Shi   +4 more
doaj   +1 more source

Generalized lapped transform (GLT) based high-speed transmission for wireless mobile communications [PDF]

open access: yesVTC '98. 48th IEEE Vehicular Technology Conference. Pathway to Global Wireless Revolution (Cat. No.98CH36151), 2002
In this paper, we describe a generalized lapped transform (GLT) based high-speed transmission technique for wireless mobile communications over Rayleigh fading channels. In this technique, the high-rate data bits are serial-to-parallel converted into low-rate data streams which are then modulated by the GLT based signature sequences.
Chan, SC, Ng, TS, Nallanathan, A
openaire   +2 more sources

An Innovative System for Picking Mango Fruit [PDF]

open access: yesJournal of Soil Sciences and Agricultural Engineering, 2017
A mango picking machine was manufactured from selected light materials to be capable to reach to the high position of mango fruits. The innovated design was depended on confirming the right cutting of the stem position to decrease latex bleeding ...
T. Mohamed
doaj   +1 more source

Effect of lapping pressure on surface quality of polycrystalline diamond

open access: yesJin'gangshi yu moliao moju gongcheng
ObjectivesPolycrystalline diamond (PCD), as a superhard material with high hardness, high wear resistance, and good impact toughness, has a wide range of applications in fields such as cutting tools for superhard materials.
Guodong SUN   +4 more
doaj   +3 more sources

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