Security screening system based on terahertz-wave spectroscopic gas detection

Y Takida, K Nawata, H Minamide - Optics Express, 2021 - opg.optica.org
Tunable terahertz (THz)-wave absorption spectroscopy is a promising technique to detect
trace gases suspended in ambient air owing to their strong absorption fingerprints in the THz …

Real-time wide dynamic range spectrometer using a rapidly wavelength-switchable terahertz parametric source

S Mine, K Kawase, K Murate - Optics letters, 2021 - opg.optica.org
In this study, we demonstrate real-time terahertz (THz) spectroscopy using a rapidly
wavelength-switchable injection-seeded THz parametric generator. We developed a …

Terahertz parametric generators and detectors for nondestructive testing through high-attenuation packaging materials

K Murate, S Mine, K Kawase - IEEE Journal of Selected Topics …, 2023 - ieeexplore.ieee.org
Here, we introduce an injection-seeded terahertz (THz)-wave parametric generator (is-TPG)
spectroscopic system and its application to nondestructive inspection through a packaging …

[PDF][PDF] 光学太赫兹辐射源及其在脑创伤检测中的应用

徐德刚, 王与烨, 胡常灏, 闫超, 陈锴… - Chinese Journal of …, 2021 - researching.cn
摘要太赫兹波因其具有独特的优势, 在生物医学检测, 安全检查, 通信和雷达等多种领域具有重要
的应用前景, 而太赫兹辐射源是太赫兹技术的应用基础, 近年来得到了快速发展 …

[HTML][HTML] Wide dynamic range and real-time reagent identification and imaging using multi-wavelength terahertz parametric generation and machine learning

K Murate, S Mine, Y Torii, H Inoue, K Kawase - Scientific Reports, 2023 - nature.com
In this study, we propose a technique for identifying and imaging reagents through shielding
over a wide dynamic range using a real-time terahertz (THz) spectroscopy system with multi …

Pulse Burst Multiwavelength Terahertz-Wave Spectroscopic Measurement Using Parametric Wavelength Conversion

K Murate, R Kawaguchi, S Hayashi… - IEEE Transactions on …, 2023 - ieeexplore.ieee.org
In this study, we developed a multiwavelength spectroscopic measurement system using a
pulse burst-pumped injection-seeded terahertz (THz)-wave parametric generator (is-TPG) …

Non-collinear phase-matching method for stimulated polariton scattering based on cross-pumping

R Zhang, B Wang, L Geng, Y Zhai… - … Information and Optical …, 2024 - spiedigitallibrary.org
The method for achieving non-collinear phase matching in stimulated polariton scattering
(SPS) using cross-pumping is proposed. Under sub-nanosecond pulse laser pumping …

Erratum: Frequency-agile injection-seeded terahertz-wave parametric generation (Optics Letters (2020) 45 (77

Y Moriguchi, Y Tokizane, Y Takida, K Nawata… - Optics …, 2020 - tohoku.elsevierpure.com
Erratum: Frequency-agile injection-seeded terahertz-wave parametric generation (Optics
Letters (2020) 45 (77) DOI: 10.1364/OL.45.000077) — Tohoku University Skip to main …

Leading-edge terahertz-wave parametric sources and their applications

H Minamide, K Nawata… - … Emitters, Receivers, and …, 2020 - spiedigitallibrary.org
We have developed injection-seeded terahertz (THz)-wave parametric generators (is-TPGs),
which have potential properties to THz applications because of high output, widely tunability …