Prof. Dug Young Kim Profile

Prof. Dug Young Kim

Professor at Yonsei Univ

SPIE Involvement:

Author

Publications (66)

Proceedings Article | 3 March 2022 Poster

Poster

Calibration-free analysis of absorption changes in FD-DOS using the changes of the modulated light signalsrption changes in FD-DOS using the changes of the modulated light signals

Junwoo Kim, Seung Chul Jeon, Dug Young Kim

Proceedings Volume PC11974, PC119740F (2022) https://doi.org/10.1117/12.2608550

KEYWORDS: Calibration, Absorption, Modulation, Tissues, Tissue optics, Optical properties, Optical fibers, Near infrared spectroscopy, Light sources, Hemodynamics

Proceedings Article | 2 March 2022 Poster + Paper

Poster + Paper

Modified blaze condition of a digital micromirror device for structured illumination microscopy

Jongwu Kim, Dug Young Kim

Proceedings Volume 11967, 119670C (2022) https://doi.org/10.1117/12.2608524

KEYWORDS: Digital micromirror devices, Structured light, Objectives, Microscopy, Iris, Spatial light modulators, Diffraction, Optical filters, Modulators, Switching

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Proceedings Article | 2 March 2022 Poster

Poster

Count rate determination of digital TCSPC

Dongeun Kim, Wonsang Hwang, Sucbei Moon, Dug Young Kim

Proceedings Volume PC11967, PC119670H (2022) https://doi.org/10.1117/12.2607722

KEYWORDS: Single photon, Photons, Time resolved spectroscopy, Time metrology, Temporal resolution, Photomultipliers, Electronics, Digital photography, Digital electronics

Proceedings Article | 2 March 2022 Presentation

Presentation

Optimal conditions for the phasor plot analysis of fluorescence lifetime data

Wonsang Hwang, Dongeun Kim, Dugyoung Kim

Proceedings Volume PC11966, PC1196603 (2022) https://doi.org/10.1117/12.2608466

KEYWORDS: Luminescence, Modulation, Photons

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Proceedings Article | 5 March 2021 Presentation + Paper

Presentation + Paper

Extended depth of focus metal-induced energy transfer imaging with multiple axially shifted images

Wonsang Hwang, Dongeun Kim, Dugyoung Kim

Proceedings Volume 11658, 1165808 (2021) https://doi.org/10.1117/12.2577339

KEYWORDS: Energy transfer, Microscopy, Confocal microscopy, Signal analysis, Optical resolution, Optical microscopes, Molecular bridges, Luminescence, Image resolution

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Proceedings Article | 5 March 2021 Presentation + Paper

Presentation + Paper

Phasor approach for Fluorescence Anisotropy

Dongeun Kim, Wonsang Hwang, Dug Young Kim

Proceedings Volume 11650, 116500D (2021) https://doi.org/10.1117/12.2577925

KEYWORDS: Microscopy, Fluorescence anisotropy, Luminescence, Polarization, Fluorescence resonance energy transfer, Fluorescence lifetime imaging, Diffusion, Anisotropy, Visualization, Visual analytics

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Proceedings Article | 5 March 2021 Poster

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 | 22 February 2019 Presentation + Paper

Presentation + Paper

Analog mean-delay method: a new time-domain super-resolution technique for accurate fluorescence lifetime measurement

Dug Young Kim, Wonsang Hwang, Dong Eun Kim, Youngjae Won, Sucbei Moon, Sang Yoon Lee, Min Gu Kang, Won Sub Han

Proceedings Volume 10884, 108840D (2019) https://doi.org/10.1117/12.2510937

KEYWORDS: Luminescence, Fluorescence lifetime imaging, Analog electronics, Signal processing, Signal detection, Super resolution, Photodetectors, Convolution, Microscopy, Fluorescence resonance energy transfer

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Proceedings Article | 22 February 2019 Presentation + Paper

Presentation + Paper

Enhancement of performance in time-domain FLIM with GaAsP hybrid detectors

Dongeun Kim, Wonsang Hwang, Youngjae Won, Sucbei Moon, Sang Yoon Lee, Mingu Kang, Won Sub Han, Dug Young Kim

Proceedings Volume 10882, 108821J (2019) https://doi.org/10.1117/12.2510959

KEYWORDS: Fluorescence lifetime imaging, Sensors, Luminescence, Photodetectors, Signal detection, Monte Carlo methods, Single photon, Analog electronics, Physics, Temporal resolution

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Proceedings Article | 22 February 2019 Presentation + Paper

Presentation + Paper

Phasor plot analysis using low pass filter for high-speed FLIM

Dongeun Kim, Wonsang Hwang, Youngjae Won, Sucbei Moon, Sang Yoon Lee, Mingu Kang, Won Sub Han, Dug Young Kim

Proceedings Volume 10884, 108840P (2019) https://doi.org/10.1117/12.2509325

KEYWORDS: Linear filtering, Luminescence, Fluorescence lifetime imaging, Modulation, Distortion, Deconvolution, Physics

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Proceedings Article | 25 April 2018 Paper

Paper

Reconstruction distance formula for Off-axis SIDH

Philjun Jeon, Heejung Lee, Jongwu Kim, Dugyoung Kim

Proceedings Volume 10503, 105032U (2018) https://doi.org/10.1117/12.2289927

KEYWORDS: 3D image reconstruction, Wavefronts, Holograms, Holography, Phase measurement, CCD image sensors, Charge-coupled devices, Distortion, Neodymium, Digital holography

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Proceedings Article | 23 February 2018 Paper

Paper

Enhancement of measurement speed and photon economy in multiphoton detected fluorescence lifetime imaging microscopy

Dongeun Kim, Wonsang Hwang, Youngjae Won, Sucbei Moon, Dug Young Kim

Proceedings Volume 10498, 104982G (2018) https://doi.org/10.1117/12.2290059

KEYWORDS: Fluorescence lifetime imaging, Photodetectors, Luminescence, Fluorescence spectroscopy, Microscopy, Analog electronics, Monte Carlo methods, Confocal microscopy

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Proceedings Article | 23 February 2018 Paper

Paper

A non-iterative twin image elimination method with two in-line digital holograms

Jongwu Kim, Heejung Lee, Philjun Jeon, Dug Young Kim

Proceedings Volume 10503, 105032V (2018) https://doi.org/10.1117/12.2289680

KEYWORDS: Holograms, Digital holography, Digital imaging, Holography, Reconstruction algorithms, 3D image reconstruction, Absorption, Wave propagation, Iterative methods, Computer simulations

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Proceedings Article | 20 February 2018 Paper

Paper

Fluorescence lifetime microscopy for monitoring cell adhesion using metal induced energy transfer

Wonsang Hwang, JinWon Seo, Jun ho Song, DongEun Kim, YoungJae Won, In-Hong Choi, Kyung-Hwa Yoo, Dug Young Kim

Proceedings Volume 10497, 104970E (2018) https://doi.org/10.1117/12.2289330

KEYWORDS: Luminescence, Objectives, Metals, Fluorescence lifetime imaging, Deconvolution, Microscopy, Energy transfer, Confocal microscopy, Statistical analysis, Physics

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Proceedings Article | 13 February 2018 Paper

Paper

A cost function approach for the analysis of time-resolved functional near-infrared spectroscopy (TR fNIRS) signals

Junwoo Kim, Dug Young Kim

Proceedings Volume 10493, 104930U (2018) https://doi.org/10.1117/12.2289802

KEYWORDS: Tissues, Optical properties, Error analysis, Computer simulations, Near infrared spectroscopy, Brain, Light scattering, Data modeling, Scattering

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Proceedings Article | 6 April 2017 Paper

Paper

An accurate algorithm to find the axial position of an object in lens-free inline digital holography

Hee Jung Lee, Phil Jun Jeon, Jun Woo Kim, Dug Young Kim

Proceedings Volume 10127, 101270P (2017) https://doi.org/10.1117/12.2251896

KEYWORDS: Holography, Digital holography, Holograms, Microscopy, Wave propagation, Microscopes, Particles, Spherical lenses, Tomography, Precision calibration, Light sources, Sensors, Image sensors, 3D image processing, 3D image reconstruction, Reconstruction algorithms

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Proceedings Article | 6 April 2017 Paper

Paper

Off-axis self-interference incoherent digital holographic microscopy

Philjun Jeon, Heejung Lee, Byunghwy So, Wonsang Hwang, Yoonsung Bae, Dugyoung Kim

Proceedings Volume 10127, 101270O (2017) https://doi.org/10.1117/12.2251760

KEYWORDS: Holography, Luminescence, Digital holography, Microscopy, 3D image processing, Imaging systems, Mirrors, Holograms, Stereoscopy, Coherence (optics), 3D image reconstruction, Light emitting diodes, Image filtering

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Proceedings Article | 22 February 2017 Paper

Paper

The effect of bit number and sampling rate of a digitizer on least-square multi exponential decay analysis in fluorescence lifetime imaging

Won Sang Hwang, Dong Eun Kim, Jun Woo Kim, Youn Young Ji, Byung Hwy So, Dug Young Kim

Proceedings Volume 10076, 100761H (2017) https://doi.org/10.1117/12.2250730

KEYWORDS: Fluorescence lifetime imaging, Luminescence, Analog electronics, Deconvolution, Microscopy, Time correlated photon counting, Single photon, Numerical simulations, Sensors, Temporal resolution, Monte Carlo methods, Computer simulations, Fourier transforms, Quantization, Data processing, Physics

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Proceedings Article | 17 February 2017 Paper

Paper

Accurate time-domain angular jitter measurements for a high-speed polygon scanner

Youn Young Ji, Byung Hwy So, Won Sang Hwang, Don Geun Kim, Jun Woo Kim, Dug Young Kim

Proceedings Volume 10070, 1007010 (2017) https://doi.org/10.1117/12.2253398

KEYWORDS: Mirrors, Polygon scanners, Confocal microscopy, Laser scanners, Microscopy, Scanners, Laser systems engineering, Calibration, Precision measurement, Measurement devices, Photomultipliers, Sensors, Computer programming, Filtering (signal processing)

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Proceedings Article | 13 March 2015 Paper

Paper

Optical unwrapping by triple illumination interferometer

Behnam Tayebi, Mohammad Reza Jafarfard, Farnaz Sharif, Young Sik Song, Dug Young Kim

Proceedings Volume 9369, 93690W (2015) https://doi.org/10.1117/12.2079536

KEYWORDS: Interferometers, Phase interferometry, Cameras, Phase shift keying, Spatial frequencies, Phase imaging, Physics, Singular optics, Refractive index, Real time imaging

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Proceedings Article | 10 March 2015 Paper

Paper

Reduction of phase volume error in off-axis quantitative phase microscopy using optimum phase-shift

Mohammad Reza Jafarfard, Behnam Tayebi, Razie Jalali Nasab, Dug Young Kim

Proceedings Volume 9386, 93860P (2015) https://doi.org/10.1117/12.2078681

KEYWORDS: Bandpass filters, Phase measurement, Refractive index, Spatial frequencies, Fourier transforms, Microscopy, Charge-coupled devices, Error analysis, Linear filtering, Liquids

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Proceedings Article | 2 March 2015 Paper

Paper

Cholesterol efflux monitoring in macrophage form cells by using fluorescence lifetime imaging

Young Sik Song, Sang Hak Lee, Byoung Hee Park, Soo Hyeok Kim, Won Sang Hwang, Dug Young Kim

Proceedings Volume 9328, 932808 (2015) https://doi.org/10.1117/12.2078996

KEYWORDS: Luminescence, Fluorescence lifetime imaging, Foam, Molecules, Laser sources, Arteries, Photons, Imaging systems, Spectroscopy, Heart

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Proceedings Article | 11 November 2014 Paper

Paper

Dispersion measurement of optical fiber using dual wavelength diffraction phase microscope

Mohammad Reza Jafarfard, Behnam Tayebi, Razie Jalai Nasab, Dug Young Kim

Proceedings Volume 9271, 927119 (2014) https://doi.org/10.1117/12.2074436

KEYWORDS: Microscopes, Diffraction, Optical fibers, Diffraction gratings, Optical testing, Refractive index, Solids, Spatial filters, Physics, Microscopy

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Proceedings Article | 11 November 2014 Paper

Paper

Effect of the angle accuracy in reduced-phase dual-illumination interferometer

Behnam Tayebi, Mohammad Reza Jafarfard, Farnaz Sharif, Dug Young Kim

Proceedings Volume 9271, 92711V (2014) https://doi.org/10.1117/12.2074457

KEYWORDS: Interferometers, Phase shift keying, Phase imaging, Charge-coupled devices, Spatial frequencies, Fourier transforms, Speckle, Physics, Reconstruction algorithms, 3D image reconstruction

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Proceedings Article | 18 August 2014 Paper

Paper

Dual-wavelength diffraction phase microscopy for real-time dispersion measurement

Mohammad Reza Jafarfard, Behnam Tayebi, Dug Young Kim

Proceedings Volume 9203, 92030T (2014) https://doi.org/10.1117/12.2061225

KEYWORDS: Diffraction, Microscopy, Diffraction gratings, Microscopes, Spatial filters, Optical filters, Interferometers, Image sensors, Signal processing, Physics

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Proceedings Article | 18 August 2014 Paper

Paper

Transparent stepped phase measurement using two illuminating beams

Behnam Tayebi, Farnaz Sharif, Mohammad Reza Jafar Fard‎, Dug Young Kim

Proceedings Volume 9203, 920306 (2014) https://doi.org/10.1117/12.2061619

KEYWORDS: Phase measurement, Phase imaging, Refractive index, Microscopes, Speckle, Charge-coupled devices, Phase shift keying, Spatial frequencies, Laser sources, Light sources

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Proceedings Article | 4 March 2014 Paper

Paper

Fluorescence lifetime imaging of lipids during 3T3-L1 cell differentiation

Young Sik Song, Young Jae Won, Sang-Hak Lee, Dug Young Kim

Proceedings Volume 8947, 89471W (2014) https://doi.org/10.1117/12.2036160

KEYWORDS: Luminescence, Stem cells, Fluorescence lifetime imaging, Plasma, Clocks, Proteins, Microscopes, Optical filters, Mirrors, Analog electronics

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Proceedings Article | 9 February 2012 Paper

Paper

Phase-sensitive optical coherence reflectometer using a supercontinuum source

Hoseong Song, Seung Bum Cho, Dong Uk Kim, Sungho Jeong, Dug Young Kim

Proceedings Volume 8227, 82271E (2012) https://doi.org/10.1117/12.907626

KEYWORDS: Supercontinuum sources, Mirrors, Optical character recognition, Reflectometry, Imaging systems, Phase measurement, Coherence (optics), Fiber lasers, Objectives, Ferroelectric materials

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Proceedings Article | 3 February 2012 Paper

Paper

A custom-built two-photon microscope based on a mode-locked Yb3+ doped fiber laser

Dong Uk Kim, Hoseong Song, Woosub Song, Hyuk-Sang Kwon, Dug Yong Kim

Proceedings Volume 8227, 82271F (2012) https://doi.org/10.1117/12.907648

KEYWORDS: Fiber lasers, Mode locking, Microscopes, Imaging systems, Laser development, Tissues, 3D image processing, Objectives, Luminescence, Mirrors

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SPIE Journal Paper | 1 July 2011 Open Access

Open Access

Detrended fluctuation analysis of membrane flickering in discocyte and spherocyte red blood cells using quantitative phase microscopy

Seungrag Lee, Ji Yong Lee, Chang-Soo Park, Dug Young Kim

JBO, Vol. 16, Issue 07, 076009, (July 2011) https://doi.org/10.1117/12.10.1117/1.3601460

KEYWORDS: Fractal analysis, Microscopy, Blood, Biological research, Motion analysis, Statistical analysis, Acquisition tracking and pointing, Imaging systems, Shape analysis, Spherical lenses

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SPIE Journal Paper | 1 March 2011 Open Access

Open Access

Dynamic analysis of pathogen-infected host cells using quantitative phase microscopy

Seungrag Lee, Ji Yong Lee, Chang-Soo Park, Young Ran Kim, Joon Haeng Rhee, Dug Young Kim

JBO, Vol. 16, Issue 03, 036004, (March 2011) https://doi.org/10.1117/12.10.1117/1.3548882

KEYWORDS: Microscopy, Pathogens, Biological research, Charge-coupled devices, Microelectromechanical systems, Plasma, Quantitative analysis, Cell death, Statistical analysis, Error analysis

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Proceedings Article | 11 February 2011 Paper

Paper

High speed fluorescence lifetime measurement by dual channel waveform measurement

Youngjae Won, Dug Kim

Proceedings Volume 7902, 79021W (2011) https://doi.org/10.1117/12.874336

KEYWORDS: Luminescence, Data acquisition, Fluorescence lifetime imaging, Picosecond phenomena, Laser sources, Electronic components, Confocal microscopy, Electronics, Molecules, Tellurium

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Proceedings Article | 11 February 2011 Paper

Paper

The study of the correlation properties on RBC flickering using double-path interferometric quantitative phase microscopy

Seungrag Lee, Ji Yong Lee, Chang-Soo Park, Dug Young Kim

Proceedings Volume 7902, 79021U (2011) https://doi.org/10.1117/12.874100

KEYWORDS: Microscopy, Charge-coupled devices, Fractal analysis, Blood, Interferometry, Phase interferometry, Refractive index, Interferometers, Phase imaging, Time metrology

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SPIE Journal Paper | 1 July 2010 Open Access

Open Access

Silver nanoparticle-induced degranulation observed with quantitative phase microscopy

Wenzhong Yang, Seungrag Lee, Jiyong Lee, Yoon Sung Bae, Dug-Young Kim

JBO, Vol. 15, Issue 04, 045005, (July 2010) https://doi.org/10.1117/12.10.1117/1.3470104

KEYWORDS: Calcium, Microscopy, Luminescence, Silver, Charge-coupled devices, Imaging systems, Live cell imaging, Microscopes, Image resolution, Optical microscopes

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Proceedings Article | 26 February 2010 Paper

Paper

Site specific multi-point fluorescence measurement system for fluorescence correlation spectroscopy

Woosub Song, Sucbei Moon, Byoung-Cheol Lee, Haedeun Kim, Chul-Seung Park, Dug Young Kim

Proceedings Volume 7571, 757117 (2010) https://doi.org/10.1117/12.841468

KEYWORDS: Fluorescence correlation spectroscopy, Luminescence, Electron multiplying charge coupled devices, Charge-coupled devices, Diffusion, Molecules, Imaging systems, Confocal microscopy, Microscopes, Multimode fibers

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Proceedings Article | 25 February 2010 Paper

Paper

High-speed confocal fluorescence lifetime imaging microscopy by analog mean-delay method

Youngjae Won, Donguk Kim, Wenzhong Yang, Dug Kim

Proceedings Volume 7568, 756816 (2010) https://doi.org/10.1117/12.840387

KEYWORDS: Luminescence, Confocal microscopy, Photodetectors, Fluorescence lifetime imaging, Signal detection, Analog electronics, Microscopy, Calcium, Signal processing, Fluorescence spectroscopy

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Proceedings Article | 25 February 2010 Paper

Paper

Dynamic phase imaging of host cells attacked by vibrio vulnificus using quantitative phase microscopy

Seungrag Lee, Wenzhong Yang, Ji Yong Lee, Mi Hye Cha, Young Ran Kim, Dug Young Kim

Proceedings Volume 7568, 756808 (2010) https://doi.org/10.1117/12.843057

KEYWORDS: Microscopy, Pathogens, Charge-coupled devices, Digital holography, Edge detection, Biological research, Phase imaging, Plasma, Microelectromechanical systems, Holography

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Proceedings Article | 25 February 2010 Paper

Paper

Photobleaching property of confocal laser scanning microscopy with masked illumination

DongUk Kim, Sucbei Moon, Hoseong Song, Wenzhong Yang, Dug Y. Kim

Proceedings Volume 7570, 757017 (2010) https://doi.org/10.1117/12.841965

KEYWORDS: Scanners, Signal detection, Image acquisition, Video, Objectives, 3D scanning, Distortion, Mirrors, Imaging systems, 3D image processing

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Proceedings Article | 18 February 2010 Paper

Paper

Silver nanoparticle-induced degranulation observed with quantitative phase microscopy

Wenzhong Yang, Seungrag Lee, Jiyong Lee, Yoonsung Bae, Dugyoung Kim

Proceedings Volume 7575, 757515 (2010) https://doi.org/10.1117/12.842925

KEYWORDS: Microscopy, Calcium, Silver, Luminescence, Biomedical optics, Charge-coupled devices, Electron microscopy, Phase contrast, Digital image correlation, Visualization

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Proceedings Article | 17 February 2010 Paper

Paper

Self-starting passive mode-locked ytterbium fiber laser with variable pulse width

Seung Bum Cho, Hoseong Song, Sangyoun Gee, Dug Young Kim

Proceedings Volume 7580, 75802C (2010) https://doi.org/10.1117/12.841629

KEYWORDS: Mode locking, Pulsed laser operation, Fiber lasers, Picosecond phenomena, Absorption, Modulation, Ytterbium, Reflectivity, Dispersion, Mirrors

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Proceedings Article | 13 February 2010 Paper

Paper

Three-dimensional single particle tracking using off-axis digital holographic microscopy

Yoonsung Bae, Seungrag Lee, Wenzhong Yang, Dug Kim

Proceedings Volume 7574, 757408 (2010) https://doi.org/10.1117/12.842882

KEYWORDS: 3D image reconstruction, Particles, Digital holography, Microscopy, Holography, Holograms, Image sensors, Microscopes, Digital imaging, Reconstruction algorithms

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SPIE Journal Paper | 1 January 2010 Open Access

Open Access

New, simple theory-based, accurate polarization microscope for birefringence imaging of biological cells

In Hee Shin, Sang-Mo Shin, Dug-Young Kim

JBO, Vol. 15, Issue 01, 016028, (January 2010) https://doi.org/10.1117/12.10.1117/1.3327280

KEYWORDS: Microscopes, Polarization, Polarizers, Birefringence, Wave plates, Breast cancer, Liquid crystals, Modulation, Imaging systems, CCD cameras

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Proceedings Article | 26 November 2009 Paper

Paper

Analog mean delay method (AMD) for real-time fluorescence lifetime microscopy (FLIM)

Sucbei Moon, Youngjae Won, Dug Young Kim

Proceedings Volume 7506, 750605 (2009) https://doi.org/10.1117/12.848242

KEYWORDS: Luminescence, Analog electronics, Fluorescence lifetime imaging, Photodetectors, Signal detection, Microscopy, Convolution, Photon counting, Confocal microscopy, Near field scanning optical microscopy

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Proceedings Article | 13 February 2009 Paper

Paper

Polarization microscope by single polarization modulation method: novel instrument for visualizing cytoskeleton

In Hee Shin, Sang-Mo Shin, Namhui Ahn, Dug Young Kim

Proceedings Volume 7182, 71821Y (2009) https://doi.org/10.1117/12.808930

KEYWORDS: Polarization, Microscopes, Modulation, Birefringence, Phase shift keying, Polarizers, Visualization, Breast cancer, Wave plates, Glasses

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Proceedings Article | 13 February 2009 Paper

Paper

Optical property of red blood cell with a phase microscopy interferometer

Ji Yong Lee, Seungrag Lee, Wenzhong Yang, Dug Young Kim

Proceedings Volume 7182, 71821X (2009) https://doi.org/10.1117/12.809772

KEYWORDS: Blood, Microscopy, Interferometers, Oscillators, Temporal coherence, Optical spheres, Motion models, Optical properties, Phase interferometry, Proteins

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Proceedings Article | 12 February 2009 Paper

Paper

High-speed fluorescence lifetime measurement for investigation of dynamic phenomena

Youngjae Won, Sucbei Moon, Dongsoo Lee, Dug Kim

Proceedings Volume 7182, 718219 (2009) https://doi.org/10.1117/12.808890

KEYWORDS: Luminescence, Photons, Analog electronics, Signal detection, Fluorescence lifetime imaging, Signal processing, Picosecond phenomena, Photodetectors, Data acquisition, Interference (communication)

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Proceedings Article | 12 February 2009 Paper

Paper

The measurement of red blood cell volume induced by Ca2+ based on full field quantitative phase microscopy

Seungrag Lee, Ji Yong Lee, Wenzhong Yang, Dug Young Kim

Proceedings Volume 7182, 71821P (2009) https://doi.org/10.1117/12.809157

KEYWORDS: Microscopy, Blood, Charge-coupled devices, Edge detection, Phase measurement, Binary data, Digital holography, Refractive index, Optical testing, Luminescence

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SPIE Journal Paper | 1 August 2008

All-in-one multifunctional optical microscope with a single holographic measurement

Cheng Liu, Yoon Sung Bae, Wenzhong Yang, Dug Young Kim

OE, Vol. 47, Issue 08, 087001, (August 2008) https://doi.org/10.1117/12.10.1117/1.2968708

KEYWORDS: Microscopes, Holograms, Digital holography, Digital image correlation, Holography, Optical microscopes, Image processing, 3D image reconstruction, Microscopy, Optical engineering

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Proceedings Article | 12 February 2008 Paper

Paper

High-speed image acquisition synchronized with the motion of galvanometer scanner for confocal microscopy

Yoon Sung Bae, Sucbei Moon, Dug Young Kim

Proceedings Volume 6861, 686116 (2008) https://doi.org/10.1117/12.763641

KEYWORDS: Mirrors, Clocks, Image acquisition, Scanners, Image processing, Confocal microscopy, Signal generators, Laser scanners, Microscopes, Frame grabbers

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Proceedings Article | 23 February 2007 Paper

Paper

Coherence measurements of supercontinuum source based on a fiber laser and highly nonlinear dispersion shifted fiber

Hoseong Song, Young Jae Kim, Dong Uk Kim, Woosub Song, Dug Young Kim

Proceedings Volume 6453, 645329 (2007) https://doi.org/10.1117/12.700084

KEYWORDS: Fiber lasers, Polarization, Optical coherence tomography, Pulsed laser operation, Dispersion, Interferometers, Supercontinuum sources, Picosecond phenomena, Spectral coherence, Mode locking

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Proceedings Article | 21 February 2007 Paper

Paper

Confocal fluorescence lifetime imaging microscopy based on a real-time sampling method

Yoon Sung Bae, Dongsoo Lee, Sucbei Moon, Young Jae Won, Dug Young Kim

Proceedings Volume 6443, 64430W (2007) https://doi.org/10.1117/12.700249

KEYWORDS: Luminescence, Fluorescence lifetime imaging, Confocal microscopy, Signal detection, Microscopy, Data acquisition, Calibration, Sensors, Microscopes, Fluorescence spectroscopy

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Proceedings Article | 20 February 2007 Paper

Paper

Simple chromatic dispersion measurement method using a spectral interferometer

J. Y. Lee, I. H. Shin, S. R. Lee, Tau. Wei, D. Y. Kim

Proceedings Volume 6469, 646911 (2007) https://doi.org/10.1117/12.699955

KEYWORDS: Dispersion, Optical fibers, Interferometers, Light sources, Optical components, Interferometry, Polarization, Colorimetry, Phase shifts, Optical testing

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Proceedings Article | 20 February 2007 Paper

Paper

Stable system technique for measuring the refractive index profile of an optical fiber by modified fiber-type confocal microscope method

Seung Bum Cho, Youngchun Youk, Dug Young Kim

Proceedings Volume 6469, 646914 (2007) https://doi.org/10.1117/12.700136

KEYWORDS: Refractive index, Confocal microscopy, Sensors, Optical fibers, Fiber optics, Optical scanning systems, Single mode fibers, Optical microscopes, Microscopes, Fiber optics tests

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Proceedings Article | 14 February 2007 Paper

Paper

Measurement of relative phase distribution of onion epidermal cells by using the polarization microscope

In Hee Shin, Ji Yong Lee, Seungrag Lee, Dong Ju Lee, Dug Young Kim

Proceedings Volume 6443, 644317 (2007) https://doi.org/10.1117/12.699785

KEYWORDS: Phase measurement, Polarization, Microscopes, Birefringence, Tissues, Polarizers, 3D image processing, CCD cameras, 3D metrology, Biological research

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Proceedings Article | 7 February 2007 Paper

Paper

High-speed Fourier-domain optical coherence tomography using a chirped supercontinuum pulse source

Sucbei Moon, Dongsoo Lee, Dug Kim

Proceedings Volume 6429, 64291E (2007) https://doi.org/10.1117/12.703132

KEYWORDS: Optical coherence tomography, Dispersion, Reflection, Supercontinuum sources, Point spread functions, Imaging systems, Oscilloscopes, Light sources, Photodetectors, Optical filters

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Proceedings Article | 3 October 2006 Paper

Paper

Optical frequency domain measurement techniques for multimode optical fibers

D. Kim, T.-J. Ahn, J. Lee

Proceedings Volume 6351, 63510Q (2006) https://doi.org/10.1117/12.694667

KEYWORDS: Digital micromirror devices, Single mode fibers, Multimode fibers, Optical fibers, Interferometers, Mach-Zehnder interferometers, Optical testing, Dispersion, Reflectometry, Tunable lasers

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Proceedings Article | 28 February 2006 Paper

Paper

Nonlinear frequency chirp measurement of frequency sweeping lasers for FD-OCT applications

Tae-Jung Ahn, Dug Young Kim

Proceedings Volume 6108, 61081A (2006) https://doi.org/10.1117/12.645796

KEYWORDS: Interferometers, Tunable lasers, Light sources, Phase measurement, Data acquisition, Optical testing, Signal processing, Calibration, Nonlinear optics, Laser applications

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Proceedings Article | 28 February 2006 Paper

Paper

Gradient of the residual stress distribution in the mechanical defect on the optical fiber surface

In Hee Shin, Tae-Jung Ahn, Dug Young Kim

Proceedings Volume 6116, 61160V (2006) https://doi.org/10.1117/12.645990

KEYWORDS: Optical fibers, Polymers, Coating, Polymer optical fibers, Cladding, Optical components, Single mode fibers, Polarizers, Phase shifts, Polymeric sensors

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Proceedings Article | 28 February 2006 Paper

Paper

Measurements of non-elastic frozen-in residual stress near the cleaved end of an optical fiber by the inverse linear polarizing method

In Hee Shin, Bok-Hyeon Kim, Won-Teak Han, Dug Young Kim

Proceedings Volume 6116, 61160U (2006) https://doi.org/10.1117/12.645677

KEYWORDS: Optical fibers, Refractive index, Polarizers, Phase shifts, Photoelasticity, Polarization, CCD cameras, Statistical analysis, Light, Birefringence

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Proceedings Article | 23 February 2006 Paper

Paper

Wavelength switching in an actively mode-locked FPLD coupled with a high dispersive external cavity

Youngjae Kim, Dug Young Kim

Proceedings Volume 6102, 610220 (2006) https://doi.org/10.1117/12.645730

KEYWORDS: Modulation, Mode locking, Switching, Single mode fibers, Dispersion, Optical amplifiers, Spectrum analysis, Picosecond phenomena, Semiconductor lasers, Optical filters

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Proceedings Article | 23 February 2006 Paper

Paper

All-fiber supercontinuum generation based on a low noise femtosecond fiber laser and highly nonlinear dispersion shifted fiber

Hoseong Song, Young Jae Kim, Dug Young Kim

Proceedings Volume 6102, 610221 (2006) https://doi.org/10.1117/12.645865

KEYWORDS: Pulsed laser operation, Fiber lasers, Picosecond phenomena, Optical coherence tomography, Single mode fibers, Femtosecond fiber lasers, Polarization, Supercontinuum generation, Dispersion, Laser optics

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Proceedings Article | 23 February 2006 Paper

Paper

Noise characteristics of an FM mode-locked erbium fiber ring laser stabilized with a semiconductor optical amplifier in anomalous dispersion or normal dispersion region

Youngjae Kim, Dug Young Kim

Proceedings Volume 6102, 61021Z (2006) https://doi.org/10.1117/12.645722

KEYWORDS: Mode locking, Fiber lasers, Fermium, Frequency modulation, Erbium, Erbium lasers, Pulsed laser operation, Semiconductor lasers, Laser stabilization, Semiconductor optical amplifiers

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Proceedings Article | 10 February 2006 Paper

Paper

Wide-band supercontinuum generation for sub-micron-resolution OCT by using a laser-diode-seeded amplified pulse source

Sucbei Moon, Dug Young Kim

Proceedings Volume 6103, 61030Y (2006) https://doi.org/10.1117/12.645904

KEYWORDS: Optical amplifiers, Optical coherence tomography, Supercontinuum generation, Pulsed laser operation, Semiconductor lasers, Optical filters, Supercontinuum sources, Mode locking, Terahertz radiation, Fiber amplifiers

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Proceedings Article | 25 April 2002 Paper

Paper

Optical properties measurement of several photonic crystal fibers

Joo Eom, Kun Park, Youngjoo Chung, Won-Taek Han, Un-Chul Paek, Dug Kim, Byeong Ha Lee

Proceedings Volume 4655, (2002) https://doi.org/10.1117/12.463867

KEYWORDS: Photonic crystal fibers, Optical fibers, Silica, Optical testing, Optical properties, Capillaries, Cladding, Light sources, Objectives, Cameras

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Proceedings Article | 19 October 2001 Paper

Paper

Measurement of refractive index change due to CO2 laser irradiation using an LPG pair in optical fibers

Bokhyeon Kim, Tae-Jung Ahn, Y. Park, D.Y. Kim, Byeong Ha Lee, Youngjoo Chung, Un-Chul Paek, Won-Taek Han

Proceedings Volume 4579, (2001) https://doi.org/10.1117/12.444907

KEYWORDS: Gas lasers, Carbon monoxide, Laser irradiation, Refractive index, Optical fibers, Cladding, Fiber lasers, Carbon dioxide lasers, Ultraviolet radiation, Glasses

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Proceedings Article | 22 April 1993 Paper

Paper

Rotational state-selective photofragmentation of ND3 at 193.3 nm

Delroy Baugh, Victoria Cho, Jason Petteway, Timothy Garner, Dukyoung Kim

Proceedings Volume 1858, (1993) https://doi.org/10.1117/12.143109

KEYWORDS: Photolysis, Neodymium, Molecules, Laser beam diagnostics, Optical simulations, Doppler effect, Spectroscopy, Molecular beams, Ions, Molecular spectroscopy

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Showing 5 of 66 publications

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