Dr. Won Seok Chang Profile

Dr. Won Seok Chang

at Yonsei University College of Medicine

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Author

Publications (4)

Proceedings Article | 4 October 2024 Poster + Paper

Surface plasmon localization-based Raman spectroscopy on nanohole arrays with particle manipulation

Kwanhwi Ko, Hajun Yoo, Hyunwoong Lee, Young Hee Seo, Sangheon Han, Won Seok Chang, Donghyun Kim

Proceedings Volume 13117, 1311717 (2024) https://doi.org/10.1117/12.3028712

KEYWORDS: Raman spectroscopy, Dielectrophoresis, Particles, Electrodes, Surface enhanced Raman spectroscopy, Gold, Electrical properties, Surface plasmons, Electric fields, Polystyrene

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Proceedings Article | 13 March 2024 Poster

Focused ultrasound as a novel noninvasive method for the delivery of gold nanoparticles to retinal ganglion cells

Younghoon Park, Jaewoo Shin, Junwon Park, Jeongju Moon, Won Seok Chang, Kyungsik Eom

Proceedings Volume PC12821, PC128210G (2024) https://doi.org/10.1117/12.3022577

KEYWORDS: Ultrasonography, Gold nanoparticles, Transmission electron microscopy, Signal intensity, Retina, Tissues, Therapeutic agents, Modulation, Microscopes, Luminescence

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Proceedings Article | 13 March 2024 Presentation + Paper

Surface-enhanced Raman spectroscopic system combined with dielectrophoresis using nanostructured microfluidic chip

Kwanhwi Ko, Hajun Yoo, Hyunwoong Lee, Young Hee Seo, Sangheon Han, Won Seok Chang, Donghyun Kim

Proceedings Volume 12837, 1283705 (2024) https://doi.org/10.1117/12.3002620

KEYWORDS: Dielectrophoresis, Raman spectroscopy, Microfluidics, Surface enhanced Raman spectroscopy, Electrical properties, Electric fields, Nanostructuring, Nanostructures

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Proceedings Article | 1 October 2019 Paper

The study of focused ultrasound effect to increase the penetration of light for photodynamic therapy of deeper tissue

Seung Hee Han, Won Seok Chang, Jae Hyuk Kim

Proceedings Volume 11079, 110791X (2019) https://doi.org/10.1117/12.2534937

KEYWORDS: Ultrasonography, Tissue optics, Light sources, Tissues, Photodynamic therapy, Transmittance, Phototherapy, Monte Carlo methods, Laser tissue interaction, Light

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