Mr. Takayuki Hasegawa Profile

Takayuki Hasegawa

Manager at Canon Inc

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Author

Publications (12)

SPIE Journal Paper | 1 January 2011

Photometric approach to surface reconstruction of artist paintings

Takayuki Hasegawa, Norimichi Tsumura, Toshiya Nakaguchi, Koichi Iino

JEI, Vol. 20, Issue 1, 013006, (January 2011) https://doi.org/10.1117/12.10.1117/1.3533329

KEYWORDS: Bidirectional reflectance transmission function, Light sources, Cameras, Sensors, Reflection, Specular reflections, Light sources and illumination, Photography, Optimization (mathematics), Reflectivity

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Proceedings Article | 18 March 2009 Paper

Development status of Canon's full-field EUVL tool

Takayuki Hasegawa, Shigeyuki Uzawa, Tokuyuki Honda, Yoshinari Higaki, Akira Miyake, Hideki Morishima

Proceedings Volume 7271, 72711Y (2009) https://doi.org/10.1117/12.813465

KEYWORDS: Carbon, Extreme ultraviolet, Extreme ultraviolet lithography, Mirrors, Protactinium, Nanoimprint lithography, Critical dimension metrology, Projection systems, Photomasks, Polishing

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Proceedings Article | 26 March 2008 Paper

Canon's development status of EUVL technologies

Shigeyuki Uzawa, Hiroyoshi Kubo, Yoshinori Miwa, Toshihiko Tsuji, Hideki Morishima, Kazuhiko Kajiyama, Takayuki Hasegawa

Proceedings Volume 6921, 69210N (2008) https://doi.org/10.1117/12.769894

KEYWORDS: Extreme ultraviolet, Extreme ultraviolet lithography, Carbon, Photomasks, Particles, Projection systems, Contamination, Reflectivity, Laser damage threshold, Oxidation

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Proceedings Article | 21 March 2008 Paper

EUV wavefront measurement of six-mirror optics using EWMS

K. Sugisaki, M. Okada, K. Otaki, Y. Zhu, J. Kawakami, K. Murakami, C. Ouchi, M. Hasegawa, S. Kato, T. Hasegawa, H. Yokota, T. Honda, M. Niibe

Proceedings Volume 6921, 69212U (2008) https://doi.org/10.1117/12.772624

KEYWORDS: Wavefronts, Diffusion tensor imaging, Optical testing, Extreme ultraviolet, Projection systems, Mirrors, EUV optics, Wavefront metrology, Interferometers, Optics manufacturing

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Proceedings Article | 24 March 2006 Paper

EUV wavefront metrology at EUVA

Chidane Ouchi, Seima Kato, Masanobu Hasegawa, Takayuki Hasegawa, Hideo Yokota, Katsumi Sugisaki, Masashi Okada, Katsuhiko Murakami, Jun Saito, Masahito Niibe, Mitsuo Takeda

Proceedings Volume 6152, 61522O (2006) https://doi.org/10.1117/12.656039

KEYWORDS: Wavefronts, Optical testing, Extreme ultraviolet, Diffraction, EUV optics, Projection systems, Extreme ultraviolet lithography, Diffraction gratings, CCD cameras, Mirrors

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Proceedings Article | 17 September 2005 Paper

Comparisons between EUV at-wavelength metrological methods

Katsumi Sugisaki, Masashi Okada, Yucong Zhu, Katsura Otaki, Zhiqiang Liu, Jun Kawakami, Mikihiko Ishii, Jun Saito, Katsuhiko Murakami, Masanobu Hasegawa, Chidane Ouchi, Seima Kato, Takayuki Hasegawa, Akiyoshi Suzuki, Hideo Yokota, Masahito Niibe, Mitsuo Takeda

Proceedings Volume 5921, 59210D (2005) https://doi.org/10.1117/12.616676

KEYWORDS: Wavefronts, Optical testing, Extreme ultraviolet, Metrology, Diffusion tensor imaging, Charge-coupled devices, EUV optics, Interferometers, Shearing interferometers, Diffraction

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Proceedings Article | 10 May 2005 Paper

Experimental comparison of absolute PDI and lateral shearing interferometer

Yucong Zhu, Katsumi Sugisaki, Masashi Okada, Katsura Otaki, Zhiqian Liu, Mikihiko Ishii, Jun Kawakami, Jun Saito, Katsuhiko Murakami, Chidane Ouchi, Masanobu Hasegawa, Seima Kato, Takayuki Hasegawa, Akiyoshi Suzuki, Masahito Niibe

Proceedings Volume 5752, (2005) https://doi.org/10.1117/12.600274

KEYWORDS: Wavefronts, Shearing interferometers, Diffraction gratings, Extreme ultraviolet lithography, Extreme ultraviolet, Charge-coupled devices, Diffraction, Interferometers, Photomasks, Monochromatic aberrations

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Proceedings Article | 6 May 2005 Paper

Comparison of EUV interferometry methods in EUVA project

Seima Kato, Chidane Ouchi, Masanobu Hasegawa, Akiyoshi Suzuki, Takayuki Hasegawa, Katsumi Sugisaki, Masashi Okada, Yucong Zhu, Katsuhiko Murakami, Jun Saito, Masahito Niibe, Mitsuo Takeda

Proceedings Volume 5751, (2005) https://doi.org/10.1117/12.600468

KEYWORDS: Wavefronts, Optical testing, Diffraction, Charge-coupled devices, Extreme ultraviolet, Monochromatic aberrations, Interferometers, Phase shifts, Calibration, Diffraction gratings

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Proceedings Article | 18 October 2004 Paper

Recent progress of EUV wavefront metrology in EUVA

Masanobu Hasegawa, Chidane Ouchi, Takayuki Hasegawa, Seima Kato, Akinori Ohkubo, Akiyoshi Suzuki, Katsumi Sugisaki, Masashi Okada, Katsura Otaki, Katsuhiko Murakami, Jun Saito, Masahito Niibe, Mitsuo Takeda

Proceedings Volume 5533, (2004) https://doi.org/10.1117/12.562431

KEYWORDS: Wavefronts, Extreme ultraviolet, Optical testing, Diffraction, Wavefront metrology, Interferometers, Shearing interferometers, Diffusion tensor imaging, Spherical lenses, Diffraction gratings

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Proceedings Article | 20 May 2004 Paper

EUV wavefront metrology system in EUVA

Takayuki Hasegawa, Chidane Ouchi, Masanobu Hasegawa, Seima Kato, Akiyoshi Suzuki, Katsumi Sugisaki, Katsuhiko Murakami, Jun Saito, Masahito Niibe

Proceedings Volume 5374, (2004) https://doi.org/10.1117/12.536327

KEYWORDS: Extreme ultraviolet, Wavefronts, Monochromatic aberrations, Wavefront metrology, Photomasks, Metrology, Nickel, Synchrotron technology, Interferometers, Spherical lenses

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Proceedings Article | 16 June 2003 Paper

Development of an experimental EUV interferometer for benchmarking several EUV wavefront metrology schemes

Katsuhiko Murakami, Jun Saito, Kazuya Ota, Hiroyuki Kondo, Mikihiko Ishii, Jun Kawakami, Tetsuya Oshino, Katsumi Sugisaki, Yucong Zhu, Masanobu Hasegawa, Yoshiyuki Sekine, Seiji Takeuchi, Chidane Ouchi, Osamu Kakuchi, Yutaka Watanabe, Takayuki Hasegawa, Shinichi Hara, Akiyoshi Suzuki

Proceedings Volume 5037, (2003) https://doi.org/10.1117/12.484935

KEYWORDS: Extreme ultraviolet, Wavefront metrology, Wavefronts, Optical testing, Interferometers, Shearing interferometers, Diffraction, Mirrors, Extreme ultraviolet lithography, Diffraction gratings

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Proceedings Article | 16 June 2003 Paper

LPP-based reflectometer for characterization of EUV lithography systems

Akira Miyake, Takeshi Miyachi, Mitsuaki Amemiya, Takayuki Hasegawa, Nobuaki Ogushi, Takeshi Yamamoto, Fumitaro Masaki, Yutaka Watanabe

Proceedings Volume 5037, (2003) https://doi.org/10.1117/12.484969

KEYWORDS: Mirrors, Reflectivity, Light sources, Reflectometry, Monochromators, Extreme ultraviolet, Polarizers, Charge-coupled devices, Beam splitters, Extreme ultraviolet lithography

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Showing 5 of 12 publications

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