Prof. Hiroaki Minamide Profile

Prof. Hiroaki Minamide

Team Leader at RIKEN

SPIE Involvement:

Conference Program Committee | Author

Publications (23)

Proceedings Article | 1 October 2024 Presentation + Paper

Presentation + Paper

Synthesis of Bi2Se3 and its application to sensitive and fast THz detection

Chao Tang, Koichi Tamura, Aoi Hamada, Hiroyoshi Kudo, Shinnosuke Uchigasaki, Yuma Takida, Hiroaki Minamide, Hirokazu Fukidome, Tsung-Tse Lin, Akira Satou, Taiichi Otsuji

Proceedings Volume 13141, 1314107 (2024) https://doi.org/10.1117/12.3028676

KEYWORDS: Terahertz radiation, Terahertz detection, Selenium, Heterojunctions, Crystals, Picosecond phenomena, Millimeter wave sensors, Graphene, 2D materials

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Proceedings Article | 6 October 2023 Presentation

Presentation

High-brightness backward THz-wave parametric oscillator for ubiquitous applications

Hiroaki Minamide

Proceedings Volume PC12683, PC126830K (2023) https://doi.org/10.1117/12.2678514

KEYWORDS: Oscillators, Terahertz radiation, Photons, Signal processing, Quantum conversion, Manufacturing, Signal generators, Safety, Quantum security, Quantum reading

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Proceedings Article | 4 October 2023 Presentation + Paper

Presentation + Paper

Fast and sensitive THz detection by an asymmetric-dual-grating-gate epitaxial-graphene-channel FET based on plasmonic and photothermoelectric rectification effects

Koichi Tamura, Chao Tang, Daichi Ogiura, Kento Suwa, Hirokazu Fukidome, Yuma Takida, Hiroaki Minamide, Tetsuya Suemitsu, Taiichi Otsuji, Akira Satou

Proceedings Volume 12683, 126830E (2023) https://doi.org/10.1117/12.2676102

KEYWORDS: Terahertz detection, Plasmonics, Graphene, Electrons, Field effect transistors, Electrodes, Telecommunications, Temperature distribution

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Proceedings Article | 16 December 2022 Presentation + Paper

Presentation + Paper

High sensitivity terahertz parametric up-conversion detector based on KTP crystal

Changhao Hu, Yuye Wang, Kai Chen, Chao Yan, Degang Xu, Yuma Takida, Hiroaki Minamide, Jianquan Yao

Proceedings Volume 12324, 1232405 (2022) https://doi.org/10.1117/12.2641415

KEYWORDS: Terahertz radiation, Ferroelectric materials, Crystals, Signal detection, Sensors, Phase matching, Terahertz detection

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Proceedings Article | 31 May 2022 Presentation + Paper

Presentation + Paper

Injection-seeded backward terahertz-wave parametric oscillators at 0.3 and 0.5 THz bands for nondestructive imaging applications

Yuma Takida, Kouji Nawata, Takashi Notake, Hiroaki Minamide

Proceedings Volume 12134, 121340C (2022) https://doi.org/10.1117/12.2626827

KEYWORDS: Terahertz radiation, Oscillators, Nondestructive evaluation, Optical parametric oscillators, Wavelength tuning, Near infrared

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Proceedings Article | 20 August 2020 Presentation + Paper

Presentation + Paper

Leading-edge terahertz-wave parametric sources and their applications

Hiroaki Minamide, Kouji Nawata, Yuma Takida

Proceedings Volume 11499, 1149904 (2020) https://doi.org/10.1117/12.2568479

KEYWORDS: Crystals, Terahertz radiation, Nonlinear crystals, Absorption, Pulsed laser operation, Nd:YAG lasers, Laser crystals, Signal detection, Molecules

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Proceedings Article | 30 March 2020 Presentation + Paper

Presentation + Paper

Terahertz Fresnel-zone-plate film lens based on double-layer metamaterial phase shifter

Zhengli Han, Yuma Takida, Seigo Ohno, Hiroaki Minamide

Proceedings Volume 11348, 1134806 (2020) https://doi.org/10.1117/12.2555293

KEYWORDS: Terahertz radiation, Metamaterials, Phase shifts, Lens design, Polymers, Wavefronts, Transmittance, Zone plates, Polymer thin films, Double patterning technology

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Proceedings Article | 9 March 2020 Presentation

Presentation

Calculation of THz emission from phase-matched difference-frequency-generation in eight nonlinear crystals from time-domain-spectroscopy data (Conference Presentation)

Benoit Boulanger, Cyril Bernerd, Patricia Segonds, Jérôme Debray, Jean-Francois Roux, Emilie Herault, Jean-Louis Coutaz, Ichiro Shoji, Hiroaki Minamide, Hiromasa Ito, Dominique Lupinski, Kevin Zawilski, Peter Schunemann, Xinyuan Zhang, Jiyang Wang

Proceedings Volume 11264, 1126418 (2020) https://doi.org/10.1117/12.2550505

KEYWORDS: Terahertz radiation, Nonlinear crystals, Imaging spectroscopy, Crystals, Silver, Zinc oxide, Spectroscopy, Absorption, Visible radiation, Nonlinear optics

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Proceedings Article | 5 May 2017 Paper

Paper

Frequency-domain spectroscopy using high-power tunable THz-wave sources: towards THz sensing and detector sensitivity calibration

Yuma Takida, Hiroaki Minamide

Proceedings Volume 10210, 102100W (2017) https://doi.org/10.1117/12.2264077

KEYWORDS: Absorption, Raman scattering, Lithium niobate, Terahertz radiation, Spectroscopy, Sensors, Imaging spectroscopy, Calibration, Nonlinear crystals, Sensing systems, Terahertz sources

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Proceedings Article | 13 May 2015 Paper

Paper

Nonlinear optical frequency up-conversion broadening terahertz horizons in sensitive detection

K. Nawata, S. Hayashi, H. Minamide

Proceedings Volume 9483, 94830M (2015) https://doi.org/10.1117/12.2183052

KEYWORDS: Terahertz radiation, Crystals, Nonlinear crystals, Sensors, Near infrared, Wave propagation, Avalanche photodetectors, Beam propagation method, Real time imaging, Signal detection

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Proceedings Article | 14 March 2015 Paper

Paper

Room-temperature zero-bias plasmonic THz detection by asymmetric dual-grating-gate HEMT

T. Watanabe, T. Kawasaki, A. Satou, S. Boubanga Tombet, T. Suemitsu, G. Ducournau, D. Coquillat, W. Knap, H. Minamide, H. Ito, Vyacheslav Popov, Yahya Meziani, T. Otsuji

Proceedings Volume 9362, 93620F (2015) https://doi.org/10.1117/12.2079184

KEYWORDS: Plasmons, Terahertz radiation, Plasmonics, Field effect transistors, Terahertz detection, Sensors, Phase velocity, Quantum efficiency, Antennas, Diffraction

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Proceedings Article | 1 May 2014 Paper

Paper

Sensitive terahertz-wave detector using a quasi-phase-matched LiNbO3 at room temperature

K. Nawata, T. Notake, H. Ishizuki, F. Qi, Y. Takida, S. Fan, S. Hayashi, T. Taira, H. Minamide

Proceedings Volume 9136, 913614 (2014) https://doi.org/10.1117/12.2051929

KEYWORDS: Terahertz radiation, Sensors, Crystals, Absorption, Wave propagation, Nonlinear crystals, Signal detection, Frequency conversion, Terahertz detection, Semiconductors

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Proceedings Article | 20 February 2014 Paper

Paper

Room temperature terahertz wave imaging at 60 fps by frequency up-conversion in DAST crystal

Shuzhen Fan, Feng Qi, Takashi Notake, Kouji Nawata, Takeshi Matsukawa, Yuma Takida, Hiroaki Minamide

Proceedings Volume 8964, 89640B (2014) https://doi.org/10.1117/12.2038685

KEYWORDS: Terahertz radiation, Crystals, Cameras, Video, Laser crystals, Upconversion, Staring arrays, Infrared cameras, Nonlinear crystals, Ferroelectric materials

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Proceedings Article | 9 May 2012 Paper

Paper

Ultrahigh sensitive plasmonic terahertz detectors based on an asymmetric dual-grating gate HEMT structure

Taiichi Otsuji, Stephane Boubanga-Tombet, Takayuki Watanabe, Yudai Tanimoto, Akira Satou, Tetsuya Suemitsu, Yuye Wang, Hiroaki Minamide, Hiromasa Ito, Yahya Moubarak Meziani, Dominique Coquillat, Wojciech Knap, Denis Fateev, Viacheslav Popov

Proceedings Volume 8363, 83630P (2012) https://doi.org/10.1117/12.919978

KEYWORDS: Terahertz radiation, Field effect transistors, Sensors, Plasmons, Plasmonics, Photovoltaics, Plasma, Millimeter wave sensors, Transistors, Modulation

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Proceedings Article | 26 May 2011 Paper

Paper

Sensitive water concentration mapping in thin fresh tissues using tunable THz-wave parametric oscillator

Yuye Wang, Ming Tang, Takashi Notake, Kouji Nawata, Hiromasa Ito, Hiroaki Minamide

Proceedings Volume 8023, 80230H (2011) https://doi.org/10.1117/12.887842

KEYWORDS: Tissues, Terahertz radiation, Imaging systems, Water, Transmittance, Oscillators, Absorption, Beam splitters, Imaging spectroscopy, Aspheric lenses

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Proceedings Article | 26 May 2011 Paper

Paper

Frequency-agile terahertz-wave sources and applications to sensitive diagnosis of semiconductor wafers

Hiroaki Minamide, Hiromasa Ito

Proceedings Volume 8023, 80230I (2011) https://doi.org/10.1117/12.887941

KEYWORDS: Terahertz radiation, Reflectivity, Semiconductors, Nonlinear crystals, Crystals, Nondestructive evaluation, Semiconducting wafers, Gallium nitride, Mirrors, Phonons

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Proceedings Article | 24 February 2009 Paper

Paper

Coherent terahertz-wave generation and detection over a wide frequency range using DAST crystals

Hiroaki Minamide, Hiromasa Ito

Proceedings Volume 7197, 71970C (2009) https://doi.org/10.1117/12.808618

KEYWORDS: Crystals, Terahertz radiation, Nonlinear crystals, Signal detection, Bolometers, Sensors, Mirrors, Laser crystals, Photodetectors, Ferroelectric materials

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Proceedings Article | 13 February 2008 Paper

Paper

Coherent tunable monochromatic Terahertz-wave generation using N-Benzyl-2-methyl-4-nitroaniline (BNA) crystal

Katsuhiko Miyamoto, Hiroaki Minamide, Masazumi Fujiwara, Hideki Hashimoto, Hiromasa Ito

Proceedings Volume 6875, 68750C (2008) https://doi.org/10.1117/12.762620

KEYWORDS: Crystals, Terahertz radiation, Nonlinear crystals, Nonlinear optics, Optical parametric oscillators, Ferroelectric materials, Refractive index, Scanners, Nd:YAG lasers, Phase matching

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Proceedings Article | 8 May 2007 Paper

Paper

Narrowing of oscillation linewidth in a quasi-monolithic THz-wave parametric oscillator

Hiroaki Minamide, Ruixiang Guo, Tomofumi Ikari, Hiromasa Ito

Proceedings Volume 6582, 65820Y (2007) https://doi.org/10.1117/12.722976

KEYWORDS: Crystals, Mirrors, Nonlinear crystals, Fabry–Perot interferometers, Terahertz radiation, Oscillators, Laser crystals, Bolometers, Transmittance, Crystallography

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Proceedings Article | 8 May 2007 Paper

Paper

Detection of coherent tunable THz-wave using of stimulated polariton scattering in MgO:LiNbO₃

Ruixiang Guo, Tomofumi Ikari, Hiroaki Minamide, Hiromasa Ito

Proceedings Volume 6582, 65820Z (2007) https://doi.org/10.1117/12.722990

KEYWORDS: Terahertz radiation, Crystals, Nonlinear crystals, Bolometers, Polaritons, Silicon, Scattering, Sensors, Optical amplifiers, Laser crystals

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Proceedings Article | 8 May 2007 Paper

Paper

Real-time gas density measurement using a ring cavity terahertz parametric oscillator

S. Ohno, R. Guo, H. Minamide, H. Ito

Proceedings Volume 6582, 65821G (2007) https://doi.org/10.1117/12.722706

KEYWORDS: Terahertz radiation, Absorption, Mirrors, Oscillators, Nonlinear crystals, Gases, Crystals, Silicon, Time metrology, Protactinium

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SPIE Journal Paper | 1 November 2006

Terahertz-wave spectrometer based on a coherent terahertz-wave parametric generator

Ruixiang Guo, Hiroaki Minamide, Tomofumi Ikari, Youichi Ishikawa, Hiromasa Ito

OE, Vol. 45, Issue 11, 113603, (November 2006) https://doi.org/10.1117/12.10.1117/1.2390702

KEYWORDS: Spectroscopy, Terahertz radiation, Crystals, Absorption, Nonlinear crystals, Laser crystals, Mirrors, Glucose, Q switched lasers, Optical engineering

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Proceedings Article | 3 September 2003 Paper

Paper

Ferroelectric PVDF cladding terahertz waveguide

Takehiko Hidaka, Hiroaki Minamide, Hiromasa Ito, Shin-Ichi Maeta, Takeshi Akiyama

Proceedings Volume 5135, (2003) https://doi.org/10.1117/12.518073

KEYWORDS: Waveguides, Ferroelectric polymers, Terahertz radiation, Metals, Reflection, Polarization, Dielectrics, Cladding, Mirrors, Hollow waveguides

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Showing 5 of 23 publications

Conference Committee Involvement (12)

Infrared, Millimeter-Wave, and Terahertz Technologies XII

11 October 2025 | Beijing, China

Terahertz Emitters, Receivers, and Applications XVI

3 August 2025 | San Diego, California, United States

Infrared, Millimeter-Wave, and Terahertz Technologies XI

13 October 2024 | Nantong, Jiangsu, China

Terahertz Emitters, Receivers, and Applications XV

18 August 2024 | San Diego, California, United States

Terahertz Photonics III

7 April 2024 | Strasbourg, France

Showing 5 of 12 Conference Committees

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