Dry etching of single-point cutting tool made of nanopolycrystalline diamond using oxygen plasma (Translated) (Shapeable cutting-edge radius)

Dry etching with oxygen plasma was performed on a single-point cutting tool composed of nano-polycrystalline diamond to elucidate the shapeable cutting-edge radius (CER). The tool's CER was measured using an atomic force microscope employing a cantilever made of single-crystal silicon with...

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Main Authors: Takuya SEMBA, Yoshifumi AMAMOTO, Hitoshi SUMIYA
Format: Article
Language:English
Published: The Japan Society of Mechanical Engineers 2024-02-01
Series:Mechanical Engineering Journal
Subjects:
Online Access:https://www.jstage.jst.go.jp/article/mej/11/1/11_23-00427/_pdf/-char/en
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author Takuya SEMBA
Yoshifumi AMAMOTO
Hitoshi SUMIYA
author_facet Takuya SEMBA
Yoshifumi AMAMOTO
Hitoshi SUMIYA
author_sort Takuya SEMBA
collection DOAJ
description Dry etching with oxygen plasma was performed on a single-point cutting tool composed of nano-polycrystalline diamond to elucidate the shapeable cutting-edge radius (CER). The tool's CER was measured using an atomic force microscope employing a cantilever made of single-crystal silicon with a tetrahedral shape and a probe tip radius ranging from 4 to 10 nm. The determination of the actual CER involved subtracting the fixed probe tip radius from the measured CER. The dry-etching test results demonstrated a continuous decrease in the measured CER, ultimately converging to a constant value equivalent to the probe tip radius as etching time increased. This phenomenon was utilized to fabricate a standard tool suitable for calibrating the probe tip radius, ensuring a CER and its variation within 0.1 nm. Calibration using the standard tool enabled the identification of the actual CER from the measured values. Notably, the actual CER converged to less than 0.1 nm, with the variation in the converged CER remaining under 0.5 nm. Thus, the shaped actual CER achievable through dry etching with oxygen plasma was less than 0.5 nm.
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spelling doaj.art-55518fff699b43ae9fa9797d7cd2f6a52024-02-20T05:27:51ZengThe Japan Society of Mechanical EngineersMechanical Engineering Journal2187-97452024-02-0111123-0042723-0042710.1299/mej.23-00427mejDry etching of single-point cutting tool made of nanopolycrystalline diamond using oxygen plasma (Translated) (Shapeable cutting-edge radius)Takuya SEMBA0Yoshifumi AMAMOTO1Hitoshi SUMIYA2Department of Intelligent and Mechanical Engineering, Fukuoka Institute of TechnologyDepartment of Intelligent and Mechanical Engineering, Fukuoka Institute of TechnologyAdvanced Materials R&D Laboratories, Sumitomo Electric Industries, Ltd.Dry etching with oxygen plasma was performed on a single-point cutting tool composed of nano-polycrystalline diamond to elucidate the shapeable cutting-edge radius (CER). The tool's CER was measured using an atomic force microscope employing a cantilever made of single-crystal silicon with a tetrahedral shape and a probe tip radius ranging from 4 to 10 nm. The determination of the actual CER involved subtracting the fixed probe tip radius from the measured CER. The dry-etching test results demonstrated a continuous decrease in the measured CER, ultimately converging to a constant value equivalent to the probe tip radius as etching time increased. This phenomenon was utilized to fabricate a standard tool suitable for calibrating the probe tip radius, ensuring a CER and its variation within 0.1 nm. Calibration using the standard tool enabled the identification of the actual CER from the measured values. Notably, the actual CER converged to less than 0.1 nm, with the variation in the converged CER remaining under 0.5 nm. Thus, the shaped actual CER achievable through dry etching with oxygen plasma was less than 0.5 nm.https://www.jstage.jst.go.jp/article/mej/11/1/11_23-00427/_pdf/-char/endry etchingoxygen plasmasingle-point cutting toolnano-polycrystalline diamondcutting-edge radius
spellingShingle Takuya SEMBA
Yoshifumi AMAMOTO
Hitoshi SUMIYA
Dry etching of single-point cutting tool made of nanopolycrystalline diamond using oxygen plasma (Translated) (Shapeable cutting-edge radius)
Mechanical Engineering Journal
dry etching
oxygen plasma
single-point cutting tool
nano-polycrystalline diamond
cutting-edge radius
title Dry etching of single-point cutting tool made of nanopolycrystalline diamond using oxygen plasma (Translated) (Shapeable cutting-edge radius)
title_full Dry etching of single-point cutting tool made of nanopolycrystalline diamond using oxygen plasma (Translated) (Shapeable cutting-edge radius)
title_fullStr Dry etching of single-point cutting tool made of nanopolycrystalline diamond using oxygen plasma (Translated) (Shapeable cutting-edge radius)
title_full_unstemmed Dry etching of single-point cutting tool made of nanopolycrystalline diamond using oxygen plasma (Translated) (Shapeable cutting-edge radius)
title_short Dry etching of single-point cutting tool made of nanopolycrystalline diamond using oxygen plasma (Translated) (Shapeable cutting-edge radius)
title_sort dry etching of single point cutting tool made of nanopolycrystalline diamond using oxygen plasma translated shapeable cutting edge radius
topic dry etching
oxygen plasma
single-point cutting tool
nano-polycrystalline diamond
cutting-edge radius
url https://www.jstage.jst.go.jp/article/mej/11/1/11_23-00427/_pdf/-char/en
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AT yoshifumiamamoto dryetchingofsinglepointcuttingtoolmadeofnanopolycrystallinediamondusingoxygenplasmatranslatedshapeablecuttingedgeradius
AT hitoshisumiya dryetchingofsinglepointcuttingtoolmadeofnanopolycrystallinediamondusingoxygenplasmatranslatedshapeablecuttingedgeradius