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Woo-Hyuk Lee, Seong-Soo Han and Sung-Min Kim
Internet of things (IoT)-based wireless communication technology has been applied for efficient work and safety in mines. However, underground mines are surrounded by walls and have numerous curves, which reduce communication stability. For smooth commun...
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Hoe-Kun Kim, Sung-Min Kim and Sang-Yul Lee
The CrZrN/CrZrSiN multilayer coatings at a bilayer period range decreasing from 1.35 µm to 0.45 µm were synthesized on a Si (100) wafer and WC-6 wt.% Co substrate using a closed-field unbalanced magnetron sputter, and the thickness effects on the mechani...
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Hye Kyeong Lee, Sung Min Kim and Hong Seok Lim
Loss of lumbar lordosis in flatback patients leads to changes in the walking mechanism like knee flexion. Such variations in flatback patients are predicted to alter the characteristics of total knee replacement (TKR) contact, so their TKR will show diff...
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Sangin Nam, Sung-Min Lee, Jin Kim, In-Hyeok Oh and Suk-Tai Chang
In this study, adhesion improved silver nanowires (AgNWs) conducting film was produced via the meniscus dragging deposition method. In order to improve adhesion of AgNWs films, the AgNWs were surface-modified with (3-aminopropyl)triethoxysilane (APTES) a...
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Sung Min Hong, Kyoung Nam Ha and Joon-Young Kim
This paper describes a study on the dynamic modeling and the motion simulation of an unmanned ocean platform to overcome the limitations of existing unmanned ocean platforms for ocean exploration. The proposed unmanned ocean vehicle combines an unmanned ...
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Sung-Min Kwon, Young Kyung Kim and Tae-Yub Kwon
The purpose of this in vitro study was to evaluate the influence of mechanical load cycling (MLC), which simulated mastication, alone or combined with thermal cycling (TC), on the resin shear bond strength (SBS) to zirconia. Two resin cements (Panavia F2...
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Sung-Min Kim, Yosoon Choi and Jangwon Suh
In this study, applications of the Arduino platform in the mining industry were reviewed. Arduino, a representative and popular open-source hardware, can acquire information from various sensors, transmit data using communication technology, and control ...
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Yosoon Choi, Jangwon Suh and Sung-Min Kim
In this study, geographic information system (GIS)-based methods and their applications in solar power system planning and design were reviewed. Three types of GIS-based studies, including those on solar radiation mapping, site evaluation, and potential ...
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Sung-Min Kim and Yosoon Choi
It is necessary to investigate the contamination of beach sands to ensure water safety, as they may contain potentially toxic trace elements. Tourists, oil spills, or replenishing sands can cause beach sand contamination. In this study, heavy metal conta...
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Sung Min Cho, Sunghyun Jin and HeeSeok Kim
Unified point addition for computing elliptic curve point addition and doubling is considered to be resistant to simple power analysis. Recently, new side-channel attacks, such as recovery of secret exponent by triangular trace analysis and horizontal co...
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