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Hanmin Park, Hyeongseok Kang, Bohyun Hwang, Seonggun Joe and Byungkyu Kim
This study introduces a fruit harvesting mechanism powered by a single motor, designed for integration with unmanned aerial vehicles (UAVs). The mechanism performs reciprocating motion by converting linear motion into rotational motion. Consequently, the...
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In-Seong Hwang, Chul-Woo Park, Hye-In Kang, Sung-yoon Joe, Na-Young Pak and Dae-won Chung
We here report a synthetic route to introduce alky chains into poly (3,4-ethylenedioxythiophene):poly (4-styrenesulfonate) (PEDOT:PSS) by the reaction with epoxyalkanes. The reaction was analyzed by FT-IR, TGA, and XPS studies, and the conductivities of ...
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Jaejun Kim, Joe M. Kang, Changhyup Park, Yongjun Park, Jihye Park and Seojin Lim
This paper presents a fast, reliable multi-objective history-matching method based on proxy modeling to forecast the production performances of shale gas reservoirs for which all available post-hydraulic-fracturing production data, i.e., the daily gas ra...
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Jinho Choi, Eduardo Pereyra, Cem Sarica, Changhyup Park and Joe M. Kang
The reliable predictions of liquid holdup and pressure drop are essential for pipeline design in oil and gas industry. In this study, the drift-flux approach is utilized to calculate liquid holdups. This approach has been widely used in formulation of th...
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