Prof. Tsutomu Shimura Profile

Prof. Tsutomu Shimura

Professor at Univ of Tokyo

SPIE Involvement:

Conference Program Committee | Author | Editor

Publications (21)

Proceedings Article | 13 March 2024 Presentation

Shift multiplexing surface holographic data storage

Soki Hirayama, Ryushi Fujimura, Yoshito Tanaka, Tsutomu Shimura

Proceedings Volume 12909, 1290905 (2024) https://doi.org/10.1117/12.3008443

KEYWORDS: Multiplexing, Holography, Data storage, Holograms, 3D image reconstruction, Signal to noise ratio, Optical discs, Interference (communication), Diffraction limit, Diffraction

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Proceedings Article | 20 September 2023 Paper

Deep learning-based super-resolution holographic data storage

Jianying Hao, Xiao Lin, Ryushi Fujimura, Soki Hirayama, Yoshito Tanaka, Xiaodi Tan, Tsutomu Shimura

Proceedings Volume 12606, 126060X (2023) https://doi.org/10.1117/12.3008355

KEYWORDS: Education and training, Holography, Data storage, Super resolution, Neural networks, Holograms, Tunable filters, Spatial light modulators, Holographic data storage systems, Deep learning

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Proceedings Article | 14 March 2023 Presentation

Numerical investigation of the storage density in multi-valued holographic data storage systems (Conference Presentation)

Ryushi Fujimura, Tsutomu Shimura

Proceedings Volume PC12444, PC1244402 (2023) https://doi.org/10.1117/12.2655920

KEYWORDS: Holographic data storage systems, Interference (communication), Data storage, Optical storage, Optical simulations, Numerical simulations, Image quality, Holography, Holograms, Binary data

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Proceedings Article | 27 October 2021 Paper

Interaction optical torque induced by plasmon coupling

An'an Wu, Yoshito Tanaka, Tsutomu Shimura

Proceedings Volume 11926, 119260O (2021) https://doi.org/10.1117/12.2616126

KEYWORDS: Plasmons, Nanorods, Near field optics, Plasmonics, Nanoparticles, Gold, Scattering, Particles, Nanostructures, Light-matter interactions

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Proceedings Article | 5 March 2021 Presentation

Unidirectional emission control of second harmonic generation from tailored plasmonic nanostructures

Tomoya Kimura, Yoshito Tanaka, Tsutomu Shimura

Proceedings Volume 11694, 116940I (2021) https://doi.org/10.1117/12.2583785

KEYWORDS: Nanostructures, Second-harmonic generation, Plasmonics, Polarization, Harmonic generation, Metals, Control systems, Surface roughness, Plasmons, Nanolithography

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Proceedings Article | 15 June 2020 Paper

Plasmon-induced transverse optical torque on nanostructures

Ryoma Fukuhara, Yoshito Tanaka, Tsutomu Shimura

Proceedings Volume 11522, 115220S (2020) https://doi.org/10.1117/12.2573788

KEYWORDS: Geometrical optics, Nanostructures, Polarization, Particles, Plasmonics, Radio propagation, Nanoparticles, Gold, Surface plasmons, Light wave propagation

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Proceedings Article | 9 September 2019 Presentation

Lens tests in "New Face Clinic" of "Photography Journal, Asahi-Camera"

Tsutomu Shimura

Proceedings Volume 11106, 111060F (2019) https://doi.org/10.1117/12.2529165

KEYWORDS: Cameras, Photography, Modulation transfer functions, Monochromatic aberrations, Spatial frequencies, Glasses, Aspheric lenses, Coating, Manufacturing, Distortion

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Proceedings Article | 4 March 2019 Presentation

Single-shot signal detection in phase-encoded holographic data storage (Conference Presentation)

Ryushi Fujimura, Yuki Kunii, Tsutomu Shimura

Proceedings Volume 10943, 1094304 (2019) https://doi.org/10.1117/12.2515392

KEYWORDS: Data storage, Signal detection, Holography, Imaging devices, Image acquisition, Holographic data storage systems, Image storage, Linear filtering, Image filtering, Image transmission

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Proceedings Article | 24 April 2018 Paper

Graphene nanoridges as a directional plasmon launcher

Sanpon Vantasin, Yoshito Tanaka, Tsutomu Shimura

Proceedings Volume 10712, 107120W (2018) https://doi.org/10.1117/12.2317834

KEYWORDS: Graphene, Plasmons, Nanostructures, Wave propagation, Nanosensors, Semiconductors

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Proceedings Article | 26 September 2017 Presentation

Research of circular polarized holography with a large crossing angle under a common condition (Conference Presentation)

Yifan Hong, Jinliang Zang, Yiying Zhang, Fenglan Fan, Ying Liu, Guoguo Kang, Xiaodi Tan, Tsutomu Shimura, Kazuo Kuroda

Proceedings Volume 10384, 103840B (2017) https://doi.org/10.1117/12.2271133

KEYWORDS: Dielectric polarization, Holography, Diffraction, Dielectrics, Holograms, Paraxial approximations, Signal generators, Detection theory, Optical storage

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Proceedings Article | 2 November 2016 Presentation

Modeling of grating formation in photopolymer that does not need scheduling (Conference Presentation)

Tsutomu Shimura, Yuki Takeda, Masao Endo, Shinsuke Umegaki, Ryushi Fujimura

Proceedings Volume 9959, 99590A (2016) https://doi.org/10.1117/12.2240263

KEYWORDS: Holography, Polymers, Molecules, Multiplexing, Optical storage, Current controlled current source

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Proceedings Article | 8 September 2010 Paper

Signal-to-noise ratio calculation with statistical method in collinear holographic memory

Tsutomu Shimura, Junichiro Tottori, Ryushi Fujimura, Kazuo Kuroda

Proceedings Volume 7797, 77970I (2010) https://doi.org/10.1117/12.860487

KEYWORDS: Signal to noise ratio, Holography, Holograms, Diffraction, Spatial light modulators, Statistical methods, Monte Carlo methods, Multiplexing, Imaging systems, Stochastic processes

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Proceedings Article | 5 June 2010 Paper

Measurement of inverse Faraday effect in NiO using ultrashort laser pulses

Kazuo Kuroda, Takuya Satoh, Sung-Jin Cho, Ryugo Iida, Tsutomu Shimura

Proceedings Volume 7728, 77281Z (2010) https://doi.org/10.1117/12.854844

KEYWORDS: Laser beam diagnostics, Magnetism, Polarization, Kerr effect, Birefringence, Ultrafast phenomena, Transmittance, Absorption, Geometrical optics, Optical testing

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Proceedings Article | 20 August 2009 Paper

Micro particle sorting using non-periodic structure of optical pattern

Yuji Nishi, Yasuyuki Hayashi, Kosuke Iwai, Shoji Takeuchi, Tsutomu Shimura, Kazuo Kuroda

Proceedings Volume 7400, 74000S (2009) https://doi.org/10.1117/12.825213

KEYWORDS: Particles, Microfluidics, Optical spheres, Optical sorting, Scattering, Beam splitters, Glasses, Particle systems, Modulation, Lenses

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Proceedings Article | 7 February 2008 Paper

Adiabatic femtosecond pulse compression and control by using quadratic cascading nonlinearity

Xianglong Zeng, Satoshi Ashihara, Tsutomu Shimura, Kazuo Kuroda

Proceedings Volume 6839, 68390B (2008) https://doi.org/10.1117/12.757074

KEYWORDS: Solitons, Femtosecond phenomena, Phase shifts, Scanning probe microscopy, Nonlinear optics, Harmonic generation, Dispersion, Second-harmonic generation, Kerr effect, Lithium niobate

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Proceedings Article | 8 September 2006 Paper

Collinear technology for holographic versatile disc (HVD) system

Xiaodi Tan, Hideyoshi Horimai, Tsutomu Shimura, Shotaro Ichimura, Ryushi Fujimura, Kazuo Kuroda

Proceedings Volume 6343, 63432W (2006) https://doi.org/10.1117/12.707723

KEYWORDS: Holography, Holograms, Digital video discs, Servomechanisms, Image processing, Mirrors, Reflectivity, Objectives, 3D image reconstruction, Spatial light modulators

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Proceedings Article | 22 June 2006 Paper

Shift selectivity of the collinear holographic storage system

Tsutomu Shimura, Shotaro Ichimura, Yasushi Ashizuka, Ryushi Fujimura, Kazuo Kuroda, Xiaodi Tan, Hideyoshi Horimai

Proceedings Volume 6282, 62820S (2006) https://doi.org/10.1117/12.685218

KEYWORDS: Holography, Spatial light modulators, Data modeling, Mirrors, Detector arrays, Phase shifts, Numerical simulations, Image acquisition, Solids, Einsteinium

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Proceedings Article | 20 January 2005 Paper

Effect of dopants on the photorefractive effect in 0.91Pb(Zn1/3Nb2/3)O3-0.09PbTiO3

Tsutomu Shimura, Toshiyuki Fujisawa, Yasuhiro Satoh, Ryushi Fujimura, Katsuro Oda, Kazuo Kuroda

Proceedings Volume 5633, (2005) https://doi.org/10.1117/12.576477

KEYWORDS: Iron, Crystals, Rhodium, Photorefraction, Absorption, Manganese, Doping, Piezoelectric effects, Electro optics, Scattering

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Proceedings Article | 20 September 2002 Paper

Semiconductor multiple quantum well photorefractive devices for vibration measurement

Tsutomu Shimura, Satoshi Iwamoto, Sayoko Taketomi, Yasuhiko Arakawa, Kazuo Kuroda

Proceedings Volume 4919, (2002) https://doi.org/10.1117/12.465749

KEYWORDS: Vibrometry, Modulation, Two wave mixing, Semiconductors, Indium, Diffraction, Quantum wells, Absorption, Gallium arsenide, Gallium

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Proceedings Article | 17 August 1998 Paper

Improvement of the oscillation mode of the broad-area diode lasers by injection locking with photorefractive mutually pumped phase conjugators

Tsutomu Shimura, Hisaki Horiuchi, Ken-ichi Iida, Osamu Matoba, Takashige Omatsu, Kazuo Kuroda

Proceedings Volume 3554, (1998) https://doi.org/10.1117/12.318137

KEYWORDS: Semiconductor lasers, Near field, Phase conjugation, Fabry–Perot interferometers, Mirrors, Numerical modeling, Diodes, Optical isolators, Spatial filters, High power diode lasers

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Proceedings Article | 30 September 1996 Paper

Reflectivity and transmission in mutually pumped phase conjugator as a function of input beam power ratio

Xiaodi Tan, Jun Bian, Ken-ichi Iida, Tsutomu Shimura, Kazuo Kuroda

Proceedings Volume 2896, (1996) https://doi.org/10.1117/12.253212

KEYWORDS: Reflectivity, Bridges, Phase conjugation, Crystals, Laser crystals, Beam splitters, Ferroelectric materials, Reflection, Mirrors, Lenses

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Showing 5 of 21 publications

Proceedings Volume Editor (14)

SPIE Conference Volume | 6 December 2023

Optoelectronic Imaging and Multimedia Technology X

SPIE Conference Volume | 5 January 2023

Optoelectronic Imaging and Multimedia Technology IX

SPIE Conference Volume | 27 October 2021

Optoelectronic Imaging and Multimedia Technology VIII

SPIE Conference Volume | 3 November 2020

Optoelectronic Imaging and Multimedia Technology VII

SPIE Conference Volume | 26 December 2019

Optoelectronic Imaging and Multimedia Technology VI

Showing 5 of 14 publications

Conference Committee Involvement (19)

Optoelectronic Imaging and Multimedia Technology XI

12 October 2024 | Nantong, Jiangsu, China

Optoelectronic Imaging and Multimedia Technology X

15 October 2023 | Beijing, China

Optoelectronic Imaging and Multimedia Technology IX

5 December 2022 | Online Only, China

Optoelectronic Imaging and Multimedia Technology VIII

10 October 2021 | Nantong, JS, China

Optoelectronic Imaging and Multimedia Technology VII

12 October 2020 | Online Only, China

Optoelectronic Imaging and Multimedia Technology VI

21 October 2019 | Hangzhou, China

Optoelectronic Imaging and Multimedia Technology V

11 October 2018 | Beijing, China

Optical Storage and Display Technology

4 June 2017 | Beijing, China

Optical Spectroscopy and Imaging

4 June 2017 | Beijing, China

Optoelectronic Imaging and Multimedia Technology IV

12 October 2016 | Beijing, China

Optoelectronic Imaging and Multimedia Technology III

9 October 2014 | Beijing, China

International Conference on Optical Particle Characterization (OPC 2014)

10 March 2014 | Tokyo, Japan

Optoelectronic Imaging and Multimedia Technology II

5 November 2012 | Beijing, China

Optoelectronic Imaging and Multimedia Technology

18 October 2010 | Beijing, China

Optoelectronic Imaging and Process Technology

19 October 2009 | Shanghai, China

Advanced Materials and Devices for Sensing and Imaging III

12 November 2007 | Beijing, China

Advanced Materials and Devices for Sensing and Imaging II

8 November 2004 | Beijing, China

Photorefractive Materials: Phenomena and Related Applications II

16 September 1998 | Beijing, China

Photorefractive Materials

4 November 1996 | Beijing, China

Showing 5 of 19 Conference Committees

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