Investigating Line-Edge Roughness in Calixarene Fine Patterns Using Fourier Analysis
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概要
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The line-edge roughness (LER) of patterns of negative-tone electron-beam resists, methyl-acetoxy calix[n]arene (n = 6-8), was investigated using Fourier analysis. LER measurements were carried out by determining the intensity peaks of the pattern edges in scanning electron micrographs. The Fourier analysis showed that the roughness of the resist materials produced large peaks in the 10 to 100 nm wavelength range. The total intensity of LER spectra clearly depended on the electron dose and the "n" number of the calixarene resists. The smallest LER was observed in the calix[7]arene films. In contrast, the calix[6]arene films had a relatively large intensity in their Fourier spectra. X-ray diffraction measurements (XRD) revealed crystallizafion in the calix[6]arene films and an amorphous phase in the calix[7]arene and calix[8]arene films.
- 社団法人応用物理学会の論文
- 2002-06-30
著者
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ISHIDA Masahiko
NEC Fundamental and Environmental Research Laboratories
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OCHIAI Yukinori
NEC Fundamental and Environmental Research Laboratories
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Fujita J
Crest-jst
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Fujita Jun-ichi
Nec Fundamental Research Laboratories
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Ishida M
Sii Nanotechnology Inc.
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Ichikawa Masakazu
Joint Research Center For Atom Technology
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Ichikawa Masakazu
Joint Research Center For Atom Technology Angstrom Technology Partnership
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Ichikawa Masakazu
Joint Research Center For Atom Technology Angstrom Technology Partnership (jrcat-atp) C
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Ichikawa Mitsuru
Department Of Electrical And Electronic Engineering Tokyo Institute Of Technology
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IWASA Masayuki
SII Nanotechnology Inc.
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KOBAYASHI Kenji
NEC Fundamental Research Laboratories
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YAMAMOTO Hiromasa
Tsukuba Research Laboratories
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TONO Seiji
Tsukuba Research Laboratories
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Yamamoto H
Tsukuba Research Laboratories
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Iwasa Masayuki
Sii Nanotechnology Inc. Tokyo Jpn
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