Dr. Satoru Egawa Profile

Dr. Satoru Egawa

Assistant Professor at Research Ctr for Advanced Science and Technology

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Author

Publications (10)

Proceedings Article | 8 October 2024 Presentation + Paper

Development of figure correction system for Wolter mirror for x-ray telescopes

Shutaro Mohri, Shunsuke Ito, Satoru Egawa, Hiroto Motoyama, Jianli Guo, Gota Yamaguchi, Takehiro Kume, Yusuke Matsuzawa, Hidekazu Takano, Yoshiki Kohmura, Hidekazu Mimura

Proceedings Volume 13150, 1315004 (2024) https://doi.org/10.1117/12.3028463

KEYWORDS: Mirrors, Silicon, Nozzles, Mirror surfaces, Film thickness, Surface roughness, X-rays, Parabolic mirrors, X-ray telescopes, Particles

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Proceedings Article | 4 October 2024 Presentation + Paper

Application of steeply-curved free-form x-ray mirror fabrication process to a high-precision plane surface

T. Kume, Y. Matsuzawa, Y. Imamura, K. Hiraguri, H. Motoyama, S. Egawa, H. Mimura, H. Hashizume

Proceedings Volume 13150, 1315002 (2024) https://doi.org/10.1117/12.3028501

KEYWORDS: Mirrors, Fabrication, Mirror surfaces, X-rays, Profilometers, Surface finishing

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Proceedings Article | 4 October 2024 Presentation

Development of a combined soft x-ray and visible light microscope for observation of biological cells

Satoru Egawa, Kai Sakurai, Yoko Takeo, Kyota Yoshinaga, Shigeki Owada, Gota Yamaguchi, Shunya Yokomae, Hidekazu Mimura, Yutaka Yamagata, Makina Yabashi, Takashi Kimura, Mari Shimura

Proceedings Volume PC13150, PC1315001 (2024) https://doi.org/10.1117/12.3028505

KEYWORDS: X-rays, Microscopes, Visible radiation, X-ray imaging, X-ray microscopy, Color imaging, Windows, Visualization, Objectives, Mirrors

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Proceedings Article | 6 October 2023 Presentation

Combining wave-optical and ray-tracing calculations in x-ray reflective optical systems

Hidekazu Mimura, Yoko Takeo, Hiroto Motoyama, Satoru Egawa, Takashi Kimura, Yasunori Senba, Takashi Tanaka, Haruhiko Ohashi

Proceedings Volume PC12697, PC1269702 (2023) https://doi.org/10.1117/12.2678528

KEYWORDS: X-rays, X-ray optics, X-ray lasers, Synchrotron radiation, Phase distribution, Partial coherence, Mirrors, Free electron lasers

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Proceedings Article | 4 October 2023 Presentation

Two-stage soft x-ray focusing system developed at BL1 of SACLA

Hiroto Motoyama, Satoru Egawa, Gota Yamaguchi, Shigeki Owada, Takashi Kimura, Makina Yabashi, Hidekazu Mimura

Proceedings Volume PC12694, PC1269408 (2023) https://doi.org/10.1117/12.2682630

KEYWORDS: X-rays, Mirrors, Signal detection, Optical properties, Signal intensity, Nonlinear optics, X-ray lasers, Signal generators, Free electron lasers

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Proceedings Article | 9 September 2019 Paper

An optical design of twin Wolter mirrors for focusing and imaging experiments with soft X-ray free electron lasers

S. Egawa, G. Yamaguchi, H. Motoyama, S. Owada, Y. Kubota, K. Tono, H. Ohashi, M. Yabashi, H. Mimura

Proceedings Volume 11108, 1110804 (2019) https://doi.org/10.1117/12.2529039

KEYWORDS: Mirrors, Objectives, X-rays, Optical design, Free electron lasers, X-ray imaging, Imaging systems, X-ray lasers, Optical simulations, Spatial resolution

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Proceedings Article | 7 September 2017 Paper

Three-dimensional shape measurement for x-ray ellipsoidal mirror

T. Kume, Y. Takei, S. Egawa, G. Yamaguchi, H. Motoyama, H. Mimura

Proceedings Volume 10385, 103850O (2017) https://doi.org/10.1117/12.2273666

KEYWORDS: Mirrors, X-rays, Data analysis, Metrology

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Proceedings Article | 25 October 2016 Paper

Evaluation of figure accuracy of Wolter mirror fabricated by electroforming

Satoru Egawa, Takehiro Kume, Yoko Takeo, Yoshinori Takei, Hiroto Motoyama, Hidekazu Mimura

Proceedings Volume 9687, 968705 (2016) https://doi.org/10.1117/12.2243422

KEYWORDS: Mirrors, X-ray microscopy, Magnetorheological finishing, Phase retrieval, Wavefronts, Microscopes, Nickel, Spatial frequencies, X-rays, Objectives

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Proceedings Article | 26 August 2015 Paper

Development of ellipsoidal focusing mirror for soft x-ray and extreme ultraviolet light

Hidekazu Mimura, Yoshinori Takei, Takahiro Saito, Takehiro Kume, Hiroto Motoyama, Satoru Egawa, Yoko Takeo, Takahiro Higashi

Proceedings Volume 9588, 95880L (2015) https://doi.org/10.1117/12.2187455

KEYWORDS: Mirrors, X-rays, Extreme ultraviolet, Geometrical optics, Wavefronts, X-ray optics, Chromatic aberrations, Spatial resolution, High harmonic generation, Free electron lasers

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Proceedings Article | 5 September 2014 Paper

Toward achromatic soft x-ray imaging system with sub-10-nm spatial resolution

Satoru Egawa, Hidekazu Mimura

Proceedings Volume 9207, 92070R (2014) https://doi.org/10.1117/12.2062702

KEYWORDS: Mirrors, Spatial resolution, Point spread functions, X-ray imaging, X-rays, Imaging systems, X-ray microscopy, Reflection, Optical alignment, Error analysis

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Showing 5 of 10 publications

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