Ms. Soyeon Ahn Profile

Soyeon Ahn

at Chungnam National Univ

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Publications (6)

Proceedings Article | 13 March 2024 Presentation

VOC gas sensor based on an optical fiber ferrule coated with a porous cholesteric liquid crystal film

Min Yong Jeon, Na Hyeon Hwang, Soyeon Ahn, Byeong Kwon Choi, Ji Su Kim, Sung Yoon Cho

Proceedings Volume PC12835, PC128350Q (2024) https://doi.org/10.1117/12.3011681

KEYWORDS: Gas sensors, Porosity, Optical fibers, Liquid crystals, Reflection, Acetone, Vacuum chambers, Ultraviolet radiation, Temperature metrology, Pollution

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Proceedings Article | 13 March 2024 Presentation

Ultra-wideband wavelength-swept laser beyond 430 nm using a single polygonal mirror scanning wavelength filter for fiber optic sensors

Min Yong Jeon, Min Su Kim, Soyeon Ahn, Ji Su Kim, Byeong Kwon Choi, Sung Yoon Cho

Proceedings Volume PC12835, PC128350O (2024) https://doi.org/10.1117/12.3011192

KEYWORDS: Tunable filters, Fiber optics sensors, Fiber lasers, Optical filters, Mirrors, Electric fields, Tunable lasers, Liquid crystals, Light sources, Laser frequency

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Proceedings Article | 12 March 2024 Presentation

THz properties of the glass materials and nematic liquid crystals

Han-Cheol Ryu, Min Yong Jeon, Yong Soon Kwon, Young Min Moon, Ji Su Kim, Soyeon Ahn, Byeong Kwon Choi, Sung Yoon Cho

Proceedings Volume PC12885, PC128850J (2024) https://doi.org/10.1117/12.3003783

KEYWORDS: Terahertz radiation, Liquid crystals, Glasses, Materials properties, Refractive index, Birefringence, Absorption, Quartz, Polarizers, Phase shifting

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Proceedings Article | 7 March 2022 Poster

Simultaneous measurement of strain and temperature using fiber Bragg grating with machine learning approach

Min Yong Jeon, Byeong Kwon Choi, Ji Su Kim, Soyeon Ahn

Proceedings Volume PC11953, PC119530S (2022) https://doi.org/10.1117/12.2613338

KEYWORDS: Fiber Bragg gratings, Machine learning, Temperature metrology, Light sources, Temperature sensors

Proceedings Article | 7 March 2022 Poster

Fiber optic temperature sensor using a fiber ferrule-based cholesteric liquid crystal cell

Min Yong Jeon, Soyeon Ahn, Gi Hyen Lee, Young Seo Kim, Srinivas Pagidi, Ji Yeon Yang, Byeong Kwon Choi, Jong-Hyun Kim, Moon-Deock Kim, Na-Hyun Bak

Proceedings Volume PC12023, PC120230F (2022) https://doi.org/10.1117/12.2612562

KEYWORDS: Fiber optics sensors, Temperature sensors, Liquid crystals, Temperature metrology, Optical fibers, Fiber optics, Fabry–Perot interferometers, Magnetism, Chemical fiber sensors

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Proceedings Article | 4 March 2022 Poster + Presentation

Wide-bandwidth unidirectional ring cavity wavelength-swept laser with polygonal scanning wavelength filter

Min Yong Jeon, Gi Hyen Lee, Soyeon Ahn, Byeong Kwon Choi, Ji Su Kim

Proceedings Volume PC11981, PC119810T (2022) https://doi.org/10.1117/12.2612543

KEYWORDS: Optical filters, Electronic filtering, Telescopes, Semiconductor optical amplifiers, Optical fibers, Optical coherence tomography, Light sources, Laser sources, Fiber optics sensors, Diffraction gratings

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Showing 5 of 6 publications

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