Prof. Hirohiko Niioka Profile

Prof. Hirohiko Niioka

at Kyushu Univ

SPIE Involvement:

Author

Publications (10)

Proceedings Article | 13 March 2024 Poster + Paper

Deep UV-excited fluorescence microscopy with CycleGAN-assisted image translation for intraoperative detection of lymph node metastasis

Ryuta Nakao, Junya Sato, Ippei Takada, Hirohiko Niioka, Tetsuro Takamatsu

Proceedings Volume 12831, 128310J (2024) https://doi.org/10.1117/12.3002339

KEYWORDS: Deep convolutional neural networks, Cancer detection, Tissues, Cancer, Terbium, Lymph nodes, Image classification, Diagnostics, Deep ultraviolet, Fluorescence microscopy

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Proceedings Article | 2 March 2022 Presentation + Paper

Near real-time nerve visualization using coherent Raman scattering rigid endoscope and deep learning-based image processing for nerve-sparing surgery

Naoki Yamato, Hirohiko Niioka, Jun Miyake, Mamoru Hashimoto

Proceedings Volume 11957, 119570B (2022) https://doi.org/10.1117/12.2609483

KEYWORDS: Image segmentation, Nerve, Denoising, Raman scattering, Image processing, Coherence imaging, Image quality, Endoscopy, Tissues, Endoscopes

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SPIE Journal Paper | 12 July 2019 Open Access

Excitation of erbium-doped nanoparticles in 1550-nm wavelength region for deep tissue imaging with reduced degradation of spatial resolution

Masahito Yamanaka, Hirohiko Niioka, Taichi Furukawa, Norihiko Nishizawa

JBO, Vol. 24, Issue 07, 070501, (July 2019) https://doi.org/10.1117/12.10.1117/1.JBO.24.7.070501

KEYWORDS: Nanoparticles, Luminescence, Erbium, Deep tissue imaging, Spatial resolution, Near infrared, Upconversion, Ytterbium, Tissue optics, Absorption

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SPIE Journal Paper | 22 May 2015 Open Access

Rare-earth-doped nanophosphors for multicolor cathodoluminescence nanobioimaging using scanning transmission electron microscopy

Taichi Furukawa, Shoichiro Fukushima, Hirohiko Niioka, Naoki Yamamoto, Jun Miyake, Tsutomu Araki, Mamoru Hashimoto

JBO, Vol. 20, Issue 05, 056007, (May 2015) https://doi.org/10.1117/12.10.1117/1.JBO.20.5.056007

KEYWORDS: Scanning transmission electron microscopy, Europium, Terbium, Luminescence, Spatial resolution, Imaging systems, Electron beams, Microscopy, Ultraviolet radiation, Copper

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Proceedings Article | 28 February 2014 Paper

Fourth-order coherent Raman microspectroscopy for detection of material symmetry

Mamoru Hashimoto, Hiroto Kanoh, Hirohiko Niioka, Tsutomu Araki

Proceedings Volume 8948, 894817 (2014) https://doi.org/10.1117/12.2040848

KEYWORDS: Raman spectroscopy, Crystals, Raman scattering, Nonlinear crystals, Photonic crystals, Microscopy, Imaging spectroscopy, Microscopes, Nonlinear optics, Femtosecond phenomena

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SPIE Journal Paper | 6 September 2013 Open Access

Fast spectral coherent anti-Stokes Raman scattering microscopy with high-speed tunable picosecond laser

Harsono Cahyadi, Junichi Iwatsuka, Takeo Minamikawa, Hirohiko Niioka, Tsutomu Araki, Mamoru Hashimoto

JBO, Vol. 18, Issue 09, 096009, (September 2013) https://doi.org/10.1117/12.10.1117/1.JBO.18.9.096009

KEYWORDS: Microscopy, Raman spectroscopy, CARS tomography, Picosecond phenomena, Tunable lasers, Imaging systems, Signal detection, Image processing, Digital signal processing, Laser resonators

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Proceedings Article | 9 February 2012 Paper

High-speed spectral tuning CARS microscopy using AOTF laser

Mamoru Hashimoto, Junichi Iwatsuka, Hirohiko Niioka, Tsutomu Araki

Proceedings Volume 8226, 82261N (2012) https://doi.org/10.1117/12.909507

KEYWORDS: Microscopy, Tunable lasers, Picosecond phenomena, Sapphire lasers, Mode locking, Hyperspectral imaging, Microlens array, Acousto-optics, Laser development, Imaging systems

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Proceedings Article | 23 February 2011 Paper

Development of polarization-mode controllable CARS microscope

Mamoru Hashimoto, Tatsuro Takagi, Takeo Minamikawa, Hirohiko Niioka, Tsutomu Araki

Proceedings Volume 7903, 79031E (2011) https://doi.org/10.1117/12.874734

KEYWORDS: Polarization, Liquid crystals, Microscopes, Raman spectroscopy, Microscopy, CARS tomography, Molecules, Wave plates, Electrodes, Molecular beams

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Proceedings Article | 11 February 2011 Paper

Photo-induced cell damage analysis for multi-focus CARS microscopy

Takeo Minamikawa, Yoshinori Murakami, Naokazu Matsumura, Hirohiko Niioka, Shuichiro Fukushima, Tsutomu Araki, Mamoru Hashimoto

Proceedings Volume 7903, 79032H (2011) https://doi.org/10.1117/12.874677

KEYWORDS: Microscopy, Mirrors, CARS tomography, Biomedical optics, Current controlled current source, Objectives, Switching, Microlens array, Optical filters, Multiphoton microscopy

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SPIE Journal Paper | 1 February 2011 Open Access

Real-time imaging of laser-induced membrane disruption of a living cell observed with multifocus coherent anti-Stokes Raman scattering microscopy

Takeo Minamikawa, Tsutomu Araki, Mamoru Hashimoto, Hirohiko Niioka

JBO, Vol. 16, Issue 02, 021111, (February 2011) https://doi.org/10.1117/12.10.1117/1.3533314

KEYWORDS: Laser ablation, Microscopy, CARS tomography, Calcium, Real time imaging, Signal detection, Video, Laser scattering, Imaging systems, Microscopes

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Showing 5 of 10 publications

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