YASUI Laboratory - Terahertz Instrumentation and Biomedical Optics -

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News&topics

Sep. 26, 2023	【Press release】Successful optical biosensing using dual optical combs: High sensitivity and rapid detection of biomolecules with promising prospects 【Tokushima University】
Sep. 26, 2023
May 25, 2023	【Press release】Successful terahertz wireless communication using a micro-resonator soliton comb: Expectations for next-generation mobile communications based on photonic technology 【Tokushima University】
May 25, 2023
Jan. 1, 2021	【Press release】Fluorescence Dual-comb Microscopy publised in Science Advances 【Manga of principle】【Tokushima University】【News】【Blogs】【Twitter】
Jan. 1, 2021
Nov. 1, 2020	Positions of postdoctroral researchers are available (Deadline: Jan. 8, 2021). JREC-IN is here.
May 27, 2020	【Press release】Adaptive sampling dual-THz-comb spectrsocopy in single-cavity dual-comb fiber laser published in Advanced Photonics 【Tokushima University 】【SPIE NEWS】【AP Publication Highlights】【Cover image】
May 19, 2018	【Press release】Dual-comb Microscopy publised in Optica
Sep. 20, 2017	【Press release】Dual-comb spectroscopic ellipsometry publised in Nature Communications

Recent Publication

	Yu Tokizane, Mathias Hedegaard Kristensen, Seigo, Jérôme Degert, Eric Freysz, Etienne Brasselet, Takeshi Yasui, and Emmanuel Abraham, "Frequency-multiplexed terahertz multiple vortex beam generation," Appl. Phys. Lett., Vol. 126, Issue 19, art. 191106 (2025).
	Eiji Hase, Naoya Okubo, Yuki Ogura, Takeo Minamikawa, Takeshi Yasui, "Multimodal Second‐Harmonic‐Generation, Two‐Photon Excitation Fluorescence, and Brillouin Microscopy for Visualising Dermal Mechanical Properties in Ex Vivo Human Skin," Experimental Dermatology, Vol. 34, Issue 3, e70081 (2025).
	Shimpei Kajiwara, Tomoya Okabe, So Bekku, Shota Nakano, Keishiro Ootani, Eiji Hase, Ryo Mitsumoto, Kazumichi Yoshii, Takeshi Yasui, and Takeo Minamikawa, "Scanning dual-comb spectroscopic microscopy for multidimensional optical information acquisition," Opt. Express, Vol. 33, Issue 1, 921-932 (2025).
	Book Takeshi Yasui, Eiji Hase, Katsuhiko Mizuno, Takeo Minamikawa and Hirotsugu Yamamoto, "Chapter 12: Dual-comb microscopy," in Optical Frequency Combs ~Trends in Sources and Applications~ (Edited by Auro Michele Perego and Andrew Ellis, CRC Press, 2024).

Recent Presentation Movie

Conference on Lasers and Electro-Optics (CLEO) Europe 2025 (June 23-27, 2025/Munich, Germany).

【CC-4.5】Y. Matsumura et al., "On-Off-Keying Data Transmission Achieved with Terahertz-to-Optical Carrier Conversion Using Optical Comb and Electro-Optic Polymer Modulator," in

The 13th Asia-Pacific Laser Symposium (APLS 2025) (May 13-17, 2025/Jeju Island, South Korea)

T. Yasui, "Scan-Less Fluorescence Lifetime Dual-Comb Microscopy"

Conference on Lasers and Electro-Optics (CLEO) 2025 (May 4-9, 2025/Long Beach, USA)

【SS119.@】Y. Kodama et al.,"Dual-Comb Spectroscopy of Angular-Interrogation Surface Plasmon Resonance"

Upcoming Presentation

	50th International Conference on Infrared, Millimeter and Terahertz Waves (IRMMW-THz2025) K. Yamaguch et al., “Hollow spiral phase plate and test sample for terahertz vortex interferometry”
	URSI Asia-Pacific Radio Science Conference 2025 (AP-RASC2025) (Aug. 17-22, 2025/Sydney, Australia). 【D03-01】T. Kikuhara et al., "560GHz-Band Terahertz Wireless Communication Using Microcomb-driven Terahertz Wave and Heterodyne Detection" 【D03-02】Y. Matsumura et al., "Photonic Detection of On-Off-Keying Terahertz Wave Based on Terahertz-to-Optical Carrier Conversion," in URSI Asia-Pacific Radio Science Conference 2025 (AP-RASC2025), D03-02, Aug. 19, 2025 (Aug. 17-22, 2025/Sydney, Australia).
	EOS Annual Meeting 2025 (Aug. 24-28, 2025/Delft, Netherland). 【@@@】M. Higaki et al., "High-Sensitivity and High-Precision RI Sensing Using THz-Comb-Based Frequency Multiplication and Dual-Comb Active-Dummy Temperature Compensation" 【@@@】 S. Tanimura et al., "Single-pixel birefringence imaging based on dual-comb spectroscopic polarimetry"
	9th Academic Conference on Natural Science for Young Scientists, Master and PhD Students from ASEAN countries (CASEAN - 9) (Sep. 28-Oct. 1, 2025/Khanh Hoa Province, Vietnamn). 【Tutorial】T. Yasui, "What is Terahertz? A Gentle Introduction to Its Big Potential"

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