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Your search keyword '"Sangyoon Han"' showing total 3 results
Start Over Author "Sangyoon Han" Journal 14th pacific rim conference on lasers and electro-optics (cleo pr 2020)
3 results on '"Sangyoon Han"'

1. Two-Point Resonator-Waveguide Coupling Method for Independent Coupling Optimization at Distinct Wavelengths

Author

Kiyoung Ko, Do-Hyeong Kim, Duk-Yong Choi, Sangyoon Han, Hansuek Lee, Dae-Gon Kim, Joonhyuk Hwang, and Yong-Hee Lee

Subjects
Coupling, Physics, 02 engineering and technology, Type (model theory), 021001 nanoscience & nanotechnology, 01 natural sciences, Computational physics, 010309 optics, Resonator, Wavelength, Waveguide coupling, 0103 physical sciences, Light beam, Point (geometry), 0210 nano-technology
Abstract

We show a two-point resonator-waveguide coupling method which allows optimizing coupling independently at distinct wavelengths. An intuitive equation is provided to predict the coupling behavior of the method and the equation is verified by experiments. [10-point type, centred]

Published
2020
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2. Octave-Spanning Supercontinuum Generation in Thermally Deposited As2S3 Waveguide on Wet-etched SiO2 Structure

Author

Sangyoon Han, Dae-Gon Kim, Yong-Hee Lee, Joonhyuk Hwang, Dongin Jeong, Duk-Yong Choi, and Hansuek Lee

Subjects
Materials science, business.industry, 02 engineering and technology, Fresnel equations, 021001 nanoscience & nanotechnology, Octave (electronics), 01 natural sciences, Waveguide (optics), Supercontinuum, 010309 optics, Wavelength, Electric field, 0103 physical sciences, Optoelectronics, 0210 nano-technology, Pulse energy, business, Self-phase modulation
Abstract

We report octave-spanning supercontinuum generation in etch-less As2S3 film waveguide platform. The spectrum is extended from 1.05 to 2.71 μm pumped by 45 pJ pulse energy at 1.56 μm telecommunication wavelength. © 2020 The Author(s)

Published
2020
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3. A Universal Reconfigurable Waveguide Coupler for Optical Microcavities

Author

Sangyoon Han, Hansuek Lee, Dae-Gon Kim, and Duk-Yong Choi

Subjects
Physics, Waveguide (electromagnetism), business.industry, Physics::Optics, 02 engineering and technology, 021001 nanoscience & nanotechnology, 01 natural sciences, 010309 optics, 0103 physical sciences, Physics::Accelerator Physics, Optoelectronics, 0210 nano-technology, business, Nonlinear Sciences::Pattern Formation and Solitons, Refractive index, Computer Science::Databases
Abstract

We propose a universal, reconfigurable waveguide coupler designed to access optical microcavities easily. As the coupler can consist of any material, it can cover a wide range of refractive indices for phase-matching. © 2020 The Author(s)

Published
2020
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