Dr. Hiroyuki Yoshida Profile

Dr. Hiroyuki Yoshida

at Osaka Univ

SPIE Involvement:

Author

Publications (10)

Proceedings Article | 5 March 2021 Presentation

Field-induced reorientation of three-dimensional photonic structure based on blue phase liquid crystal for computer-generated holograms

SeongYong Cho, Hiroyuki Yoshida, Masanori Ozaki

Proceedings Volume 11707, 117070C (2021) https://doi.org/10.1117/12.2584013

KEYWORDS: Photonic crystals, Liquid crystals, Computer generated holography, Crystals, Polarization, Modulation, Holograms

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Proceedings Article | 22 August 2020 Presentation

Lattice orientation control of cholesteric blue phase and Its hologram application

Masanori Ozaki, SeongYong Cho, Hiroyuki Yoshida

Proceedings Volume 11472, 1147210 (2020) https://doi.org/10.1117/12.2570536

KEYWORDS: Holograms, Holography applications, Holographic optical elements, Optical design, Polarization, Modulation, Liquid crystals

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Proceedings Article | 14 September 2018 Paper

Three-dimensional crystal orientation of blue phase liquid crystals on surfaces

H. Yoshida, M. Takahashi, T. Ohkawa, J.-i. Fukuda, H. Kikuchi, M. Ozaki

Proceedings Volume 10735, 107350I (2018) https://doi.org/10.1117/12.2323159

KEYWORDS: Liquid crystals, Electro optics, Phase modulation, Polymers, Birefringence, Diffraction

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Proceedings Article | 15 February 2017 Paper

Active liquid-crystal deflector and lens with Fresnel structure

Giichi Shibuya, Shohei Yamano, Hiroyuki Yoshida, Masanori Ozaki

Proceedings Volume 10125, 101250V (2017) https://doi.org/10.1117/12.2261113

KEYWORDS: Electrodes, Liquid crystals, Optics manufacturing, Wavefronts, Air contamination, Image segmentation, Diffraction, Manufacturing, Cameras, Microscopes

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Proceedings Article | 2 November 2016 Presentation

Chiral beam splitters based on cholesteric blue phase liquid crystals (Conference Presentation)

Masanori Ozaki, Konkanok Anucha, Yuto Kawata, Shu Tanaka, Hiroyuki Yoshida

Proceedings Volume 9940, 99401A (2016) https://doi.org/10.1117/12.2237914

KEYWORDS: Beam splitters, Liquid crystals, Crystals, Laser crystals, Dichroic materials, Liquids, Finite-difference time-domain method, Optical components, Microwave radiation, Integrated circuits

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Proceedings Article | 19 February 2014 Paper

Miscibility and phase separation in LC semiconductor blends

Y. Shimizu, Y. Matsuda, T. Nakao, L. Sosa-Vargas, M. Takahashi, H. Yoshida, A. Fujii, M. Ozaki

Proceedings Volume 9004, 900408 (2014) https://doi.org/10.1117/12.2042321

KEYWORDS: Liquid crystals, Semiconductors, Crystals, Molecules, Binary data, Liquids, Heterojunctions, Temperature metrology, Organic photovoltaics, P-type semiconductors

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SPIE Journal Paper | 2 March 2012

Dependence of alkyl-substituent length for bulk heterojunction solar cells utilizing 1,4,8,11,15,18,22,25-octaalkylphthalocyanine

Tetsuro Hori, Yasuo Miyake, Tetsuya Masuda, Takeshi Hayashi, Kaoru Fukumura, Hiroyuki Yoshida, Akihiko Fujii, Masanori Ozaki, Yo Shimizu

JPE, Vol. 2, Issue 1, 021004, (March 2012) https://doi.org/10.1117/12.10.1117/1.JPE.2.021004

KEYWORDS: Solar cells, Heterojunctions, Photovoltaics, Thin film solar cells, External quantum efficiency, Absorbance, Crystals, Molecules, Absorption, Energy conversion efficiency

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Proceedings Article | 8 September 2011 Paper

Slope efficiency characteristics of mode-hop driven tunable single-mode cholesteric liquid crystal laser

Yo Inoue, Hiroyuki Yoshida, Kenta Inoue, Yusuke Shiozaki, Hitoshi Kubo, Akihiko Fujii, Masanori Ozaki

Proceedings Volume 8114, 811415 (2011) https://doi.org/10.1117/12.893208

KEYWORDS: Liquid crystals, Liquids, Liquid crystal lasers, Tunable lasers, Positron emission tomography, Dye lasers, Finite-difference time-domain method, Quantum efficiency, Luminescence, Neodymium

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Proceedings Article | 2 February 2011 Paper

Liquid crystalline phthalocyanines as a self-assembling organic semiconductor for solution-processing thin film devices

Y. Miyake, T. Hori, H. Yoshida, H. Monobe, A. Fujii, M. Ozaki, Y. Shimizu

Proceedings Volume 7955, 795505 (2011) https://doi.org/10.1117/12.873717

KEYWORDS: Crystals, Liquid crystals, Liquids, Molecules, Temperature metrology, Organic semiconductors, Semiconductors, External quantum efficiency, Crystallography, Molecular self-assembly

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Proceedings Article | 25 September 2007 Paper

Tunable defect modes in chiral liquid crystals based on laser-induced modulation of helix

Hiroyuki Yoshida, Chee Heng Lee, Yusuke Miura, Akihiko Fujii, Masanori Ozaki

Proceedings Volume 6640, 664008 (2007) https://doi.org/10.1117/12.733485

KEYWORDS: Polymers, Liquid crystals, Transmittance, Photonic crystals, Modulation, Ultraviolet radiation, Molecules, Confocal microscopy, Polarization, Laser crystals

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Showing 5 of 10 publications

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