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Youngchul Kwon
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Publications (2)
Proceedings Article | 1 August 2021 Presentation + Paper
Through-focus spot shaping with asymmetric pupil optimization for laser stealth dicing
Proceedings Volume 11818, 118180F (2021) https://doi.org/10.1117/12.2593641
KEYWORDS: Wavefront aberrations, Wafer dicing, Laser beam propagation, Optical filters, Semiconducting wafers, Silicon, Spatial light modulators, Beam shaping, Laser processing, Pulsed laser operation, Semiconductor lasers, Monochromatic aberrations, Modulation
SPIE Journal Paper | 22 October 2018 Open Access
Spatiotemporal laser speckle flowmetry based on elastic-walled U-shaped tubing apparatus: optical method for urinary flow measurement
Seungsoo Hong, Hyuntai Kim, Kyoungyoon Park, Youngchul Kwon, Hanbyul Chang, Songzhe Piao, Young Ju Lee, Seung-June Oh, Yoonchan Jeong
OE, Vol. 57, Issue 10, 104110, (October 2018) https://doi.org/10.1117/12.10.1117/1.OE.57.10.104110
KEYWORDS: Laser speckle contrast imaging, Speckle, CCD cameras, Optical engineering, Calibration, Computer aided design, Bladder, 3D printing, Water, Electronics
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