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Dong-Heon Kim, Jong-Geum Lee, Jin-Hong Kwon, Sang-Woo Kim and Hang-Bae Jun
In this study, we aimed to develop a novel method to quantify residual colorants in the water supply using a spectrocolorimeter. Cross-tests of color and turbidity showed that standard color solutions of 1?50 color units had a turbidity of ?0.094 nephelo...
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Hoi Jin Kim, Jae-Woo Choi, Tae-Han Kim, Jong-Sup Park and Byungryul An
The water quality of a waterbody influenced by stormwater runoff was tested in a lab-scale setting by filtration. The filtration bed was packed with two or three types of media, sand, bottom ash (BA), and woodchips (WC), and tested with three hydraulic c...
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Jae-Hyeon Park, Sung-Woo Park, Jong-Pil Kim and Hyun-Ung Oh
A novel passive vibration-damping device is proposed and investigated for a large deployable solar array. One strategy for achieving high damping in a solar panel is using a yoke structure comprising a hyperelastic shape memory alloy and multiple viscous...
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Min-Sick Park, Jong-kyu Lee and Byeong-Woo Kim
The state of health (SOH) of a lithium-ion battery (LIB) should be accurately estimated to ensure its safe operation under various driving conditions for electric vehicles. To estimate the SOH of LIBs, it is necessary to develop a technique that can prop...
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Jong Woo Kim, Marc Messerschmidt and William S. Graves
We present a supervised deep neural network model for phase retrieval of coherent X-ray imaging and evaluate the performance. A supervised deep-learning-based approach requires a large amount of pre-training datasets. In most proposed models, the various...
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Jong Woo Kim, Marc Messerschmidt and William S. Graves
We present a deep learning-based generative model for the enhancement of partially coherent diffractive images. In lensless coherent diffractive imaging, a highly coherent X-ray illumination is required to image an object at high resolution. Non-ideal ex...
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Jong-Ho Han and Hyun-Woo Kim
This paper proposes a lane detection algorithm using a laser range finder (LRF) for the autonomous navigation of a mobile robot. There are many technologies for ensuring the safety of vehicles, such as airbags, ABS, and EPS. Further, lane detection is a ...
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Jong Hyuk Park, Hyun-Woo Kim and Young-Sik Jeong
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Jun-Sik Yoon, Jong-Min Kim, Han-Jae Chung, You-Jin Jeong, Gwang-Woo Jeong, Ilwoo Park, Gwang-Won Kim and Chang-Hyun Oh
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Soo-Jin Kang, Sung-Woo Park, Hye-Yoon Choi, Gu-Hyun Ryu, Jong-Pil Kim, Sung-Hoon Jung, Se-Young Kim, Hyon-Ik Lee and Hyun-Ung Oh
This paper presents the effectiveness of the thermo-mechanical design of a high-speed digital receiver unit (HSDRU) developed for spaceborne synthetic aperture radar applications. The main features of HSDRU?s thermo-mechanical design include the thermal ...
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Ji Hoon Seo, Ji Soo Kim, Jinho Yang, Hyunjun Yun, Minwoo Roh, Jung Woon Kim, Songhun Yu, Na Na Jeong, Hyun Woo Jeon, Joung Sook Choi and Jong Ryeul Sohn
The COVID-19 pandemic was caused by a highly contagious coronavirus that has triggered worldwide control actions such as social distancing and lockdowns. COVID-19 control actions have resulted in improved air quality locally and around the world in the s...
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Alfrendo Satyanaga, Gerarldo Davin Aventian, Yerkezhan Makenova, Aigerim Zhakiyeva, Zhuldyz Kamaliyeva, Sung-Woo Moon and Jong Kim
BIM (Building Information Modelling) is used to create and manage data during design, construction, and operation. It helps to effectively manage resources and optimize processes in the construction industry. Geotechnical engineering is one of the comple...
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Jeonghoon Han, Jong Guk Kim, O-Nam Kwon, Jordan Jun Chul Park, Kyun-Woo Lee and Young-Ung Choi
The geoduck clam is a high-value species in South Korea. However, the molecular and morphological characteristics of geoduck clams from the southern coast of South Korea remain unexamined. The accurate identification of native geoduck clams is crucial fo...
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Bu-Geun Paik, So-Won Jeong, Young-Ha Park, Jong-Woo Ahn, Ilryong Park and Jein Kim
One of the important things in a ship?s rudder design is the incidence angle of the rudder inflow to improve rudder cavitation performance. In the present study, the rudder inflow is measured by a 3-D LDV (laser Doppler velocimetry) system in a large cav...
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Jae-Soon Jeong, Seung-Buhm Woo, Han Soo Lee, Bon-Ho Gu, Jong Wook Kim and Jin Il Song
This study investigated the flow patterns and affecting factors in the North Port of Incheon, South Korea, to understand the inner-port circulation characteristics by applying an unstructured grid finite volume community ocean model (FVCOM) together with...
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Seung-Woo Jo, Jeong-Mi Do, Nam Seon Kang, Jong Myong Park, Jae Hak Lee, Han Soon Kim, Ji Won Hong and Ho-Sung Yoon
A cold-tolerant unicellular green alga was isolated from a meltwater stream on King George Island, Antarctica. Morphological, molecular, and biochemical analyses revealed that the isolate belonged to the species Chlorella vulgaris. We tentatively named t...
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Ye-Chan Lee, Chunui Lee, June-Sung Shim, Ji-Man Park, Yooseok Shin, Jong-Eun Kim and Keun-Woo Lee
Recently, digital technology has been used in dentistry to enhance accuracy and to reduce operative time. Due to advances in digital technology, the integration of individual mandibular motion into the mapping of the occlusal surface is being attempted. ...
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Yehree Kim, Jeon Min Kang, Ho-Young Song, Woo Seok Kang, Jung-Hoon Park and Jong Woo Chung
This study was conducted to investigate the efficacy of a self-expandable retainer (SER) for endoscopic visualization of the external auditory canal (EAC). Tympanomeatal flap (TMF) elevation was performed in six cadaveric heads. Two different types of SE...
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Kyung-Hwan Kwak, Sung Ho Woo, Kyung Hwan Kim, Seung-Bok Lee, Gwi-Nam Bae, Young-Il Ma, Young Sunwoo and Jong-Jin Baik
Mobile monitoring and computational fluid dynamics (CFD) modeling are complementary methods to examine spatio-temporal variations of air pollutant concentrations at high resolutions in urban areas. We measured nitrogen oxides (NOx), black carbon (BC), pa...
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Jin-Woo Han, Han Choi, Yo-Han Jeon, Chong-Hyeon Yoon, Jong-Min Woo and Won Kim
This study aimed to investigate the effects of a two-day forest therapy program on individuals with chronic widespread pain. Sixty one employees of a public organization providing building and facilities management services within the Seoul Metropolitan ...
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