Dr. Changhun Lee Profile

Dr. Changhun Lee

at Yonsei Univ

SPIE Involvement:

Author

Publications (13)

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 | 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

Near-field scanning measurement of opto-thermal response of a single nanostructure

Seongmin Im, Hongke Lee, Changhun Lee, Hyunwoong Lee, Ho-Pui Ho, Donghyun Kim

Proceedings Volume 12396, 1239605 (2023) https://doi.org/10.1117/12.2649464

KEYWORDS: Near field scanning optical microscopy, Gold, Light absorption, Nanostructures, Plasmonics

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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 | 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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Proceedings Article | 5 March 2021 Presentation + Paper

Machine learning improves the way to design meta-plasmonic biosensors

Gwiyeong Moon, Jong-ryul Choi, Changhun Lee, Youngjin Oh, Kyung Hwan Kim, Donghyun Kim

Proceedings Volume 11661, 116610P (2021) https://doi.org/10.1117/12.2579137

KEYWORDS: Machine learning, Biosensors, Plasmonics, Metamaterials, Structural design, Molecules, Artificial neural networks

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Proceedings Article | 5 March 2021 Poster + Paper

Tip-based measurement of the spectral and angular response of plasmonic thin films

Hongki Lee, Seongmin Im, Changhun Lee, Donghyun Kim

Proceedings Volume 11658, 116580N (2021) https://doi.org/10.1117/12.2579013

KEYWORDS: Thin films, Gold, Plasmonics, Near field optics, Near field, Absorption, Optical properties, Thermal effects, Reflection, Polarization

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Proceedings Article | 5 March 2021 Poster

Fluorescence lifetime analysis and measurement in sub-100 nm gold nanoapertures

Changhun Lee, Wonsang Hwang, Dugyoung Kim, Donghyun Kim

Proceedings Volume 11658, 116580M (2021) https://doi.org/10.1117/12.2579181

KEYWORDS: Luminescence, Gold, Metals, Energy transfer, Nanolithography, MATLAB, Ion beams, Electron beam lithography, Diffraction, Custom fabrication

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Proceedings Article | 8 November 2020 Presentation + Paper

Characterization of surface plasmon resonance detection based on the colocalization effect inside metallic nanogap

Changhun Lee, Eunji Sim, Donghyun Kim

Proceedings Volume 11525, 115250J (2020) https://doi.org/10.1117/12.2586178

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Proceedings Article | 23 February 2018 Paper

Quantitative image analysis of angle scanning label-free surface plasmon resonance microscopy

Taehwang Son, Changhun Lee, Donghyun Kim

Proceedings Volume 10509, 1050906 (2018) https://doi.org/10.1117/12.2289316

KEYWORDS: Surface plasmons, Microscopy, Image filtering, Scattering, Image analysis, Image resolution, Polymers, Gold, Photoresist materials, Reflectivity

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Proceedings Article | 23 February 2018 Paper

Numerical analysis of blazed wire-grid polarizer for plasmonic enhancement

Changhun Lee, Eunji Sim, Donghyun Kim

Proceedings Volume 10526, 105262H (2018) https://doi.org/10.1117/12.2291123

KEYWORDS: Polarimetry, Numerical analysis, Surface plasmons, Transmittance, Diffraction gratings

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Proceedings Article | 12 July 2017 Paper

Theoretical analysis of optical conveyor belt with plasmonic nanodisk array

Changhun Lee, Donghyun Kim

Proceedings Volume 10324, 1032407 (2017) https://doi.org/10.1117/12.2268520

KEYWORDS: Optical tweezers, Plasmonics, Particles, Nanostructures, Polarization, Surface plasmons, Resonance enhancement, Plasmons, Optical resonators, Nanoparticles, Dielectric polarization, Near field optics, Near field, Imaging spectroscopy

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Showing 5 of 13 publications

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