Mr. Hajun Yoo Profile

Hajun Yoo

at Yonsei Univ

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Author

Publications (8)

Proceedings Article | 13 March 2024 Presentation + Paper

Super-resolution surface imaging of live cells with sub-diffraction-limited plasmonic nanospeckle

Hajun Yoo, Hongki Lee, Woo Joong Rhee, Gwiyeong Moon, Changhun Lee, Jeon-Soo Shin, Donghyun Kim

Proceedings Volume 12860, 1286007 (2024) https://doi.org/10.1117/12.3000596

KEYWORDS: Plasmonics, Biological imaging, Super resolution, Light sources and illumination, Live cell imaging, Microscopy, Fluorescence, Fabrication

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Proceedings Article | 13 March 2024 Poster + Paper

Nanoscale fluctuation-enhanced axial localization microscopy integrated with metallic structure-assisted fluidic chips

Hajun Yoo, Kwanhwi Ko, Sukhyeon Ka, Hyunwoong Lee, Seongmin Im, Donghyun Kim

Proceedings Volume 12858, 1285807 (2024) https://doi.org/10.1117/12.2690079

KEYWORDS: Light sources and illumination, Speckle, Microscopy, Reflection, 3D image processing, Super resolution, Biological imaging, 3D image reconstruction

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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 | 17 March 2023 Presentation + Paper

Distortion imaging and correction of emitter distortion near plasmonic nanostructure

Gwiyeong Moon, Taehwang Son, Hajun Yoo, Changhun Lee, Hyunwoong Lee, Seongmin Im, Donghyun Kim

Proceedings Volume 12396, 1239603 (2023) https://doi.org/10.1117/12.2649462

KEYWORDS: Nanostructures, Quantum dots, Quantum emitters, Distortion, Molecules, Biological imaging, Molecular interactions, Quantum plasmonics, Point spread functions, Gold

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Proceedings Article | 17 March 2023 Presentation + Paper

Wide-field nanoscale imaging via near-field speckle illumination by nanoisland substrates

Hajun Yoo, Hongki Lee, Woo Joong Rhee, Gwiyeong Moon, Changhun Lee, Jeon-Soo Shin, Donghyun Kim

Proceedings Volume 12394, 1239403 (2023) https://doi.org/10.1117/12.2649493

KEYWORDS: Surface plasmons, Localized surface plasmon resonances, Speckle, Near field, Biological imaging, Microscopy, Fluorescence, Reconstruction algorithms, Super resolution, Plasmonics

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Proceedings Article | 4 October 2022 Presentation

Extreme light localization for super-resolved imaging intracellular dynamics and Raman microscopy (Conference Presentation)

Donghyun Kim, Hongki Lee, Hajun Yoo, Gwiyeong Moon

Proceedings Volume PC12203, PC122030I (2022) https://doi.org/10.1117/12.2632604

KEYWORDS: Microscopy, Raman spectroscopy, Plasmonics, Diffraction, Structured light, Signal to noise ratio, Resolution enhancement technologies, Proteins, Particles, Molecular imaging

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Proceedings Article | 3 March 2022 Presentation + Paper

Disordered plasmonic substrate-based wide-field super-resolution imaging

Hongki Lee, Hajun Yoo, Woo Joong Rhee, Gwiyeong Moon, Changhun Lee, Jeon-Soo Shin, Donghyun Kim

Proceedings Volume 11978, 119780A (2022) https://doi.org/10.1117/12.2609401

KEYWORDS: Luminescence, Super resolution, Near field, Nanocomposites, Plasmonics, Image resolution, Gold, Nanostructures, Microscopy, Switching

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Proceedings Article | 3 March 2022 Presentation + Paper

Nanospeckle illumination microscopy via randomly localized near-field speckle by nanocomposite islands

Hajun Yoo, Hongki Lee, Woo Joong Rhee, Gwiyeong Moon, Changhun Lee, Jeon-Soo Shin, Donghyun Kim

Proceedings Volume 11976, 1197603 (2022) https://doi.org/10.1117/12.2607865

KEYWORDS: Near field, Microscopy, Speckle, Super resolution, Reconstruction algorithms, Nanocomposites

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Showing 5 of 8 publications

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