Results 21 to 30 of about 352,841 (329)

Float-polishing process and analysis of float-polished quartz [PDF]

open access: yes, 1994
A fluid-mechanical model is developed for the float-polishing process. In this model laminar flow between the sample and the lap results in pressure gradients at the grooves that support the sample on a fluid layer. The laminar fluid motion also produces
Baselt, D. R.   +4 more
core   +1 more source

Advantages of Electrochemical Polishing of Metals and Alloys in Ionic Liquids

open access: yesMetals, 2021
Electropolishing of metal surfaces is a benign alternative to mechanical treatment. Ionic liquids are considered as green electrolytes for the electropolishing of metals.
Olga Lebedeva   +3 more
doaj   +1 more source

Effect of biofilm removal from the occlusal tooth surfaces on fluorescence measurements. A clinical study [PDF]

open access: yes, 2018
Aim: Early diagnosis and monitoring of caries lesions are the most important issues of primary and secondary prevention policies.The intraoral VistaCamiX(DurrDental, Bietigheim‐Bissingen,Germany) uses the fluorescence phenomenon for a non‐invasive ...
Corridore, Denise   +8 more
core   +2 more sources

Influence of Defects in Surface Layer of Al2O3/TiC and SiAlON Ceramics on Physical and Mechanical Characteristics

open access: yesCeramics, 2023
The paper studies the influence of diamond grinding, lapping, and polishing on the surface layer and defectiveness of the Al2O3/TiC and SiAlON ceramic samples.
Sergey N. Grigoriev   +3 more
doaj   +1 more source

A model-based residual approach for human-robot collaboration during manual polishing operations [PDF]

open access: yes, 2018
A fully robotized polishing of metallic surfaces may be insufficient in case of parts with complex geometric shapes, where a manual intervention is still preferable.
De Luca, Alessandro   +2 more
core   +1 more source

The systematic design and prototype verification of cam-linkage polishing devices with double-circle polishing traces

open access: yesAdvances in Mechanical Engineering, 2018
The optimum polishing traces are the double-circle polishing traces with zero-velocity deviation percentage ( V dp  = 0%). In 1997, Buzzetti used the relatively high-cost programmable logic controller to control the polishing device having double-circle ...
Tzu-Hsia Chen
doaj   +1 more source

Effect of Nozzle Geometry on Erosion Characteristics in Abrasive Water Jet: Experimental and Numerical Analysis

open access: yesLubricants
In the field of abrasive-water-jet polishing technology, the influence of nozzle geometry on nozzle wear and internal-structure erosion in abrasive-water-jet polishing technology is studied, and the nozzle design is optimized through experiments and a ...
Xuhong Chen, Haihong Pan, Lin Chen
doaj   +1 more source

Fabrication and evaluation of a CMOS-based energy harvesting chip integrating photovoltaic and thermoelectric energy harvesters

open access: yesEnergy Conversion and Management: X
This study explores the development of an energy harvesting chip (EHC) using a complementary metal oxide semiconductor (CMOS) process, addressing the need for efficient micro-scale energy harvesters in modern electronics.
Zhi-Xuan Dai, Chun-Yu Chen
doaj   +1 more source

Development of epoxy resin polishing pads with the addition of polymer particles

open access: yesNihon Kikai Gakkai ronbunshu, 2018
Polishing processes are critical to high material removal rate and excellent surface roughness. To realize the highly-efficient polishing of glassware, which are used as materials for flat-panel displays, glass lens, substrates of magnetic disks, a new ...
Yu ZHANG, Yasuhiro TANI, Nobuyuki NOMURA
doaj   +1 more source

The polishing process of advanced ceramic balls using a novel eccentric lapping machine [PDF]

open access: yes, 2005
The finishing process of advanced ceramic balls can be divided into two steps. The first step is lapping in which most of the stock from the ball is removed at a higher material removal rate.
Hadfield, M, Kang, J
core   +1 more source

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