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Dawoon Choi
PhD Candidate at Seoul National Univ
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Publications (4)
Proceedings Article | 11 November 2014 Paper
Holographic generation of non-diffractive beams
Proceedings Volume 9271, 92710J (2014) https://doi.org/10.1117/12.2072182
KEYWORDS: Holography, Spatial light modulators, Multiplexing, Holograms, Mirrors, Beam splitters, Fourier transforms, Modulation, Wave propagation, Laser beam diagnostics
Proceedings Article | 26 November 2012 Paper
Enhanced subwavelength light spot of vertically tapered metallic aperture based on plasmonics
Jun-Bum Park, KyuHo Kim, Il-Min Lee, Dawoon Choi, Byoungho Lee
Proceedings Volume 8556, 85560E (2012) https://doi.org/10.1117/12.999895
KEYWORDS: Metals, Near field scanning optical microscopy, Fabrication, Image processing, Plasmonics, Finite-difference time-domain method, Glasses, Near field, Gold, Astatine
Proceedings Article | 8 September 2011 Paper
Airy beam manipulation based on the metallic slit array
Dawoon Choi, Yongjun Lim, Il-Min Lee, Jun-Bum Park, Byoungho Lee
Proceedings Volume 8120, 812015 (2011) https://doi.org/10.1117/12.893009
KEYWORDS: Spiral phase plates, Wave propagation, Metals, Waveguides, Spatial light modulators, Free space, Dielectrics, Surface plasmon polaritons, Interfaces, Beam propagation method
Proceedings Article | 5 November 2010 Paper
Beam shaping by the use of plasmonics
Byoungho Lee, Seyoon Kim, Dawoon Choi
Proceedings Volume 7848, 784805 (2010) https://doi.org/10.1117/12.869095
KEYWORDS: Spiral phase plates, Metals, Plasmonics, Diffraction, Waveguides, Gold, Diffraction gratings, Surface plasmon polaritons, Beam shaping, Optical storage
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