Prof. Yeonsang Park Profile

Prof. Yeonsang Park

Professor

SPIE Involvement:

Author

Area of Expertise:

nanophotonics , optoelectronics , metamaterials , metasurfaces , plasmonics

Publications (15)

Proceedings Article | 13 March 2024 Presentation

Metasurface-integrated topological photonic crystal bulk cavity for circularly polarized light and beam shaping

Changwon Lee, Minsu Park, Seungmin Chae, Yeonsang Park

Proceedings Volume PC12896, PC128960S (2024) https://doi.org/10.1117/12.3004033

KEYWORDS: Polarized light, Photonic crystals, Beam shaping, LIDAR, Finite-difference time-domain method, Reflection, Photonic devices, Optical simulations, Optical communications, Interfaces

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Proceedings Article | 13 March 2024 Presentation

Design of metasurface-integrated photonic bandedge lasers for the generation of circularly polarized emission

Jaehee Jeong, Jaewon Jang, Minsu Park, Yeonsang Park

Proceedings Volume PC12896, PC128960T (2024) https://doi.org/10.1117/12.3004028

KEYWORDS: Polarized light, Photonic crystals, Polarization, Electron beam lithography, Design and modelling, Wave plates, Spiral phase plates, Silica, Polarization control, Plasma etching

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Proceedings Article | 24 March 2023 Presentation

Two-dimensional photonic crystal phosphor with TiO2 backbone for efficient and polarization-insensitive absorption of excitation photons

Hansol Lee, Tae-Yun Lee, Yeonsang Park, Kyung-Sang Cho, Young-Geun Roh, Hyuck Choo, Heonsu Jeon

Proceedings Volume PC12431, PC124310B (2023) https://doi.org/10.1117/12.2649597

KEYWORDS: Photons, Absorption, Titanium dioxide, Photonic crystals, Structural engineering, Resonance enhancement, Waveguides, Thin films, Quantum dots, Polarization

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Proceedings Article | 3 October 2022 Presentation

Smartphone-based spectral barcode and its application

Un Jeong Kim, Suyeon Lee, Hyochul Kim, Young-Geun Roh, Hojung Kim, Hyuck Choo, Yeonsang Park

Proceedings Volume PC12197, PC121971E (2022) https://doi.org/10.1117/12.2632900

KEYWORDS: Spectrometers, Sensing systems, Visible radiation, Raman spectroscopy, Near infrared, Medicine, Luminescence, Image sensors, Food inspection, Bandpass filters

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Proceedings Article | 1 April 2022 Poster + Presentation

Mode locked Yb-doped fiber laser with metasurface saturable absorber

Min Yong Jeon, Ji Su Kim, Minsu Park, Byeong Kwon Choi, Jaewon Jang, Jae Hyun Yoo, Yeonsang Park

Proceedings Volume PC11987, PC119870U (2022) https://doi.org/10.1117/12.2612746

KEYWORDS: Mode locking, Fiber lasers, Semiconductors, Semiconductor materials, Polarization, Optical lithography, Nanostructures, Nanophotonics, Nanolithography, Mirrors

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Proceedings Article | 23 February 2017 Presentation + Paper

Optical slot antenna and its application

Yeonsang Park, Jineun Kim, Young-Geun Roh, Q-Han Park

Proceedings Volume 10102, 1010203 (2017) https://doi.org/10.1117/12.2250466

KEYWORDS: Nanorods, Antennas, Plasmonics, Reflectors, Metals, Plasmonic waveguides, Finite-difference time-domain method, Electromagnetic radiation, Polarization, Waveguides, Magnetism, Optical antennas, Integrated optics, Light scattering

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Proceedings Article | 19 September 2016 Paper

Detection-gap-independent optical sensor design using divergence-beam-controlled slit lasers for wearable devices

Young Zoon Yoon, Hyochul Kim, Yeonsang Park, Jineun Kim, Min Kyung Lee, Un Jeong Kim, Young-Geun Roh, Sung Woo Hwang

Proceedings Volume 9974, 997411 (2016) https://doi.org/10.1117/12.2236432

KEYWORDS: Sensors, Optical sensors, Vertical cavity surface emitting lasers, Optical design, Skin, Light emitting diodes, Sensors, Vertical cavity surface emitting lasers, Optical design, Skin, Signal to noise ratio, Arteries, Semiconductor lasers, Signal detection

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Proceedings Article | 18 April 2016 Paper

Radiation direction control by optical slot antenna integrated with plasmonic waveguide

Yeonsang Park, Jineun Kim, Young-Geun Roh, Chang-Won Lee

Proceedings Volume 9884, 988410 (2016) https://doi.org/10.1117/12.2227348

KEYWORDS: Integrated optics, Plasmonic waveguides, Plasmonics, Antennas, Control systems, Electromagnetic radiation, Free space optics, Free space, Finite-difference time-domain method, Integrated optics, Antennas, Plasmonic waveguides, Plasmons, Waveguides, Metals, Silver, Magnetism

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SPIE Journal Paper | 25 September 2013

Patterning of colloidal quantum dots for the generation of surface plasmon

Yeonsang Park, Young-Geun Roh, Un Jeong Kim, Dae-Young Chung, Hwansoo Suh, Jineun Kim, Sangmo Cheon, Jaesoong Lee, Tae-Ho Kim, Kyung-Sang Cho, Chang-Won Lee

JM3, Vol. 12, Issue 04, 041202, (September 2013) https://doi.org/10.1117/12.10.1117/1.JMM.12.4.041202

KEYWORDS: Electron beam lithography, Surface plasmons, Quantum dots, Luminescence, Plasmonics, Optical lithography, Printing, Molecules, Scanning electron microscopy, Atomic force microscopy

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Proceedings Article | 5 March 2013 Paper

Nanoscale patterning of colloidal quantum dots for surface plasmon generation

Yeonsang Park, Young-Geun Roh, Un Jeong Kim, Jineun Kim, Sangmo Cheon, Hwansoo Suh, Jaesoong Lee, Dae-Young Chung, Tae-Ho Kim, Kyung-Sang Cho, Chang-Won Lee

Proceedings Volume 8613, 861305 (2013) https://doi.org/10.1117/12.2003055

KEYWORDS: Quantum dots, Surface plasmons, Optical lithography, Electron beam lithography, Printing, Photonics, Plasmonics, Scanning electron microscopy, Nanocrystals, Molecules

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Proceedings Article | 30 November 2009 Paper

Photonic crystal silicon based structures for thin film solar cell

X. Letartre, O. El Daif, M. Lemiti, Y. Park, A. Fave, E. Drouard, A. Kaminski, C. Seassal, P. Viktorovitch

Proceedings Volume 7635, 76350G (2009) https://doi.org/10.1117/12.851866

KEYWORDS: Absorption, Amorphous silicon, Photonic crystals, Solar cells, Polarization, Optical lithography, Silicon, Photovoltaics, Silicon films, Reflectors

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Proceedings Article | 20 August 2009 Paper

Photonic band-engineering absorption enhancement of amorphous silicon for solar cells

Christian Seassal, Pierre Viktorovitch, Mustapha Lemiti, Xavier Letartre, Yeonsang Park, Heonsu Jeon, Ounsi El Daif, Alain Fave, Sungmo Ahn, Emmanuel Drouard, Guillaume Gomard, Anne Kaminski

Proceedings Volume 7411, 74110O (2009) https://doi.org/10.1117/12.825654

KEYWORDS: Absorption, Photonic crystals, Solar cells, Amorphous silicon, Reflectivity, Polarization, Transparent conductors, Optical lithography, Photovoltaics, Glasses

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Proceedings Article | 5 May 2008 Paper

Photonic crystal assisted ultra-thin silicon photovoltaic solar cell

Mustapha Lemiti, Yeonsang Park, Erwann Fourmond, Alain Fave, Pierre Viktorovitch, Christian Seassal, Anne Kaminski, Emmanuel Drouard, Xavier Letartre

Proceedings Volume 7002, 700207 (2008) https://doi.org/10.1117/12.781284

KEYWORDS: Absorption, Solar cells, Photonic crystals, Silicon, Photons, Slow light, Amorphous silicon, Reflectivity, Silicon solar cells, Optical lithography

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Proceedings Article | 9 July 2003 Paper

GaAs/AIAs-oxide omnidirectional reflector

Young-Geun Roh, Heonsu Jeon, Yeonsang Park

Proceedings Volume 5000, (2003) https://doi.org/10.1117/12.479485

KEYWORDS: Reflectors, Reflectivity, Gallium arsenide, Photonic crystals, Compound semiconductors, Polarization, Reflection, Near infrared, Dielectrics, Oxidation

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Proceedings Article | 9 July 2003 Paper

Design optimization of a one-dimensional photonic crystal waveguide

Heonsu Jeon, Jae-Soong I, Yeonsang Park

Proceedings Volume 5000, (2003) https://doi.org/10.1117/12.479486

KEYWORDS: Waveguides, Photonic crystals, Reflectors, Planar waveguides, Light wave propagation, Gallium arsenide, Polarization, Logic, Optical fibers, Semiconductors

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Showing 5 of 15 publications

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