Dr. Terumasa Ito Profile

Dr. Terumasa Ito

at Tokyo Univ of Agriculture and Technology

SPIE Involvement:

Author

Publications (17)

Proceedings Article | 13 March 2024 Presentation

Pulse shaping with dispersion engineered optical filters for single-pass narrowband second harmonic generation

Terumasa Ito, Kanako Tajima, Katsuya Iwata, Masaharu Kameda, Kazuhiko Misawa

Proceedings Volume PC12875, PC1287509 (2024) https://doi.org/10.1117/12.3003104

KEYWORDS: Second harmonic generation, Pulse shaping, Optical filters, Optical engineering, Femtosecond pulse shaping, Raman spectroscopy, Tunable filters, Spectroscopy, Spectroscopes, Pulse signals

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Proceedings Article | 13 March 2024 Presentation

Identification of earliest point for detection of plant virus infection through Raman spectroscopy and principal component analysis

Kaustav Das, Fawzia Novianti, Ken Komatsu, Terumasa Ito, Kazuhiko Misawa

Proceedings Volume PC12879, PC1287904 (2024) https://doi.org/10.1117/12.3002321

KEYWORDS: Principal component analysis, Raman spectroscopy, Diseases and disorders, Viruses, Nondestructive evaluation, Climate change, Agriculture

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Proceedings Article | 13 March 2024 Presentation

Phase locking of temporally filtered SRS signals for label-free small-molecule detection at sub-millimolar concentrations

Terumasa Ito, Fumiaki Matsuoka, Kazuhiko Misawa

Proceedings Volume PC12855, PC1285509 (2024) https://doi.org/10.1117/12.3002835

KEYWORDS: Tunable filters, Electronic filtering, Signal detection, Mode locking, Raman spectroscopy, Microscopy, Tissues, Heterodyning, Frequency modulation, Vibration

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Proceedings Article | 12 March 2024 Presentation

Non-thermal protein structural change by THz pulsed light irradiation

Hironori Ito, Kyosuke Makino, Kazuhiko Misawa, Terumasa Ito

Proceedings Volume PC12885, PC128850S (2024) https://doi.org/10.1117/12.3007091

KEYWORDS: Terahertz radiation, Proteins, Electric fields, Vibration, Molecules, Laser irradiation, Fluorescence intensity, Femtosecond pulse shaping, Thermal effects, Picosecond phenomena

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Proceedings Article | 9 August 2023 Paper

Steroid penetration through different tissue barriers visualized by phase-modulated stimulated Raman scattering microscopy

Miyako Iritani, Terumasa Ito, Kazuhiko Misawa

Proceedings Volume 12630, 1263006 (2023) https://doi.org/10.1117/12.2670638

KEYWORDS: Tissues, Microscopy, Visualization, Raman scattering, Skin, Signal detection, Raman spectroscopy, Molecules, Microscopes, Diffusion

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Proceedings Article | 17 March 2023 Presentation

Temporal optical filtering: finding a needle in the Raman haystack

Terumasa Ito, Fumiaki Matsuoka, Kazuhiko Misawa

Proceedings Volume 12357, 123570E (2023) https://doi.org/10.1117/12.2651050

KEYWORDS: Raman spectroscopy, Optical filters, Tissues, Ultrafast imaging, Real time imaging, Raman scattering, Molecules, Microscopy, Linear filtering, Imaging spectroscopy

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Proceedings Article | 17 March 2023 Presentation

Investigation on baseline fitting for Raman spectroscopy of living cells and its impact on principal component analysis

Kaustav Das, Terumasa Ito, Kazuhiko Misawa

Proceedings Volume PC12363, PC1236307 (2023) https://doi.org/10.1117/12.2649537

KEYWORDS: Principal component analysis, Raman spectroscopy, Error analysis, Diagnostics, Biological research

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Proceedings Article | 7 March 2022 Poster + Presentation

Discrimination of mastitis history in dairy cows by Raman spectroscopy of milk components

Miyako Iritani, Terumasa Ito, Kentaro Nagaoka, Kazuhiko Misawa

Proceedings Volume PC11957, PC1195712 (2022) https://doi.org/10.1117/12.2609415

KEYWORDS: Raman spectroscopy, Principal component analysis, Statistical analysis

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Proceedings Article | 7 March 2022 Poster

Low-concentration measurement of pharmaceutical analytes using droplet evaporation Raman spectroscopy for therapeutic drug monitoring

Sora Tomita, Terumasa Ito, Kazuyuki Iwaikawa, Gen Hayase, Daisuke Yoshino, Kazuhiko Misawa

Proceedings Volume PC11957, PC1195713 (2022) https://doi.org/10.1117/12.2609490

KEYWORDS: Raman spectroscopy, Time division multiplexing, Blood, Surface enhanced Raman spectroscopy, Pollution control, Mass spectrometry, Liquids, Coating, Chromatography

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Proceedings Article | 7 December 2021 Paper

Quantitative measurement of low-concentration analytes using Raman spectroscopy during droplet evaporation for therapeutic drug monitoring

Terumasa Ito, Gen Hayase, Daisuke Yoshino, Sora Tomita, Kazuyuki Iwaikawa, Kazuhiko Misawa

Proceedings Volume 11919, 119191Q (2021) https://doi.org/10.1117/12.2614937

KEYWORDS: Raman spectroscopy, Blood, Surface enhanced Raman spectroscopy, Spectroscopy, Molecules, Time division multiplexing, Solids, Molecular spectroscopy, Microscopes, Confocal microscopy

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Proceedings Article | 5 March 2021 Presentation

Time-resolved stimulated Raman scattering microscopy for robust quantitative chemical measurements in tissue

Terumasa Ito, Fumiaki Matsuoka, Kazuhiko Misawa, Miyako Iritani

Proceedings Volume 11656, 116560G (2021) https://doi.org/10.1117/12.2582564

KEYWORDS: Tissues, Microscopy, Raman scattering, Signal processing, Biomedical optics, Signal detection, Polarization, Phase modulation, Amplitude modulation, Target detection

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Proceedings Article | 4 March 2019 Presentation

Pump-probe stimulated Raman scattering microscopy for monitoring the transport of gaseous molecules (Conference Presentation)

Masahiko Kawagishi, Yuki Obara, Sumio Terada, Kazuhiko Misawa, Terumasa Ito

Proceedings Volume 10890, 108900S (2019) https://doi.org/10.1117/12.2508347

KEYWORDS: Molecules, Raman scattering, Microscopy, Signal detection, Biological research, Optical microscopy, Mode conditioning cables, Organisms, Raman spectroscopy, Nonlinear optics

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Proceedings Article | 11 July 2007 Paper

High-speed holographic read-only memory replication systems with two-wave and four-wave photorefractive amplifier

Takayuki Sano, Terumasa Ito, Atsushi Okamoto, Nobuhiro Takahashi

Proceedings Volume 6620, 66201B (2007) https://doi.org/10.1117/12.738945

KEYWORDS: Holography, Holograms, Multiplexing, Diffraction, Optical amplifiers, Energy efficiency, Signal processing, Two wave mixing, Phase conjugation, Four wave mixing

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Proceedings Article | 25 April 2006 Paper

Optical intersatellite data transmission with phase conjugate mirror for formation flying

Tatsuya Shiratori, Yoshihisa Takayama, Atsushi Okamoto, Terumasa Ito

Proceedings Volume 6187, 618715 (2006) https://doi.org/10.1117/12.662570

KEYWORDS: Signal to noise ratio, Satellites, Phase conjugation, Transmitters, Beam controllers, Receivers, Diffusers, Data transmission, Mirrors, Beam propagation method

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Proceedings Article | 6 December 2005 Paper

Shift selectivity of spatial spread-spectrum holographic recording system

Atsushi Okamoto, Terumasa Ito, Masatoshi Bunsen

Proceedings Volume 6050, 605009 (2005) https://doi.org/10.1117/12.641589

KEYWORDS: Diffusers, Holograms, Holography, Multiplexing, Spatial filters, Phase conjugation, Interference (communication), Diffusion, 3D image reconstruction, Modulation

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Proceedings Article | 11 January 2005 Paper

Photorefractive bidirectional connection module with mutual-pumped phase conjugate mirror

Kazumasa Kori, Masatoshi Bunsen, Yoshihisa Takayama, Terumasa Ito, Atsushi Okamoto, Hisatoshi Funakoshi

Proceedings Volume 5642, (2005) https://doi.org/10.1117/12.576080

KEYWORDS: Crystals, Laser crystals, Mirrors, Diffraction, Free space optics, Vertical cavity surface emitting lasers, Phase conjugation, Optical interconnects, Integrated optics, Computing systems

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Proceedings Article | 17 June 2004 Paper

Experiment on two-dimensional data restoring in fault-tolerant holographic memory

Terumasa Ito, Hisatoshi Funakoshi, Atsushi Okamoto

Proceedings Volume 5362, (2004) https://doi.org/10.1117/12.528748

KEYWORDS: Crystals, Holograms, Laser crystals, Holography, Beam splitters, Diffraction, Multiplexing, Nondestructive evaluation, Optical simulations, Image processing

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Showing 5 of 17 publications

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