Zobrazeno 1 - 10
of 172
pro vyhledávání: '"NamHun Kim"'
Autor:
Hayeol Kim, Junyoung Seo, Adrian Matias Chung Baek, Woo Yeong Shin, Hongryung Jeon, Seung Ki Moon, Hyungmo Kim, Namhun Kim, Im Doo Jung
Publikováno v:
Virtual and Physical Prototyping, Vol 19, Iss 1 (2024)
Nuclear microreactors (MRs) have attracted significant attention for their versatility in installation locations, especially with the growing demand for sustainable green energy in large data processing facilities. However, ensuring their safe operat
Externí odkaz:
https://doaj.org/article/dec0fdcbc31a40d28825ebe9e3fc93d8
Publikováno v:
Nuclear Engineering and Technology, Vol 55, Iss 6, Pp 2246-2255 (2023)
Evacuation time estimation (ETE) is crucial for the effective implementation of resident protection measures as well as planning, owing to its applicability to nuclear emergencies. However, as confirmed in the Fukushima case, the ETE performed by nuc
Externí odkaz:
https://doaj.org/article/0a8396cc87a142d4ae53b073cdf022c4
Autor:
Eunhyeok Seo, Hyokyung Sung, Hongryoung Jeon, Hayeol Kim, Taekyeong Kim, Sangeun Park, Min Sik Lee, Seung Ki Moon, Jung Gi Kim, Hayoung Chung, Seong-Kyum Choi, Ji-Hun Yu, Kyung Tae Kim, Seong Jin Park, Namhun Kim, Im Doo Jung
Publikováno v:
Virtual and Physical Prototyping, Vol 17, Iss 4, Pp 806-820 (2022)
This paper proposes a novel method to impart intelligence to metal parts using additive manufacturing. A sensor-embedded metal bracket is prototyped via a metal powder bed fusion process to recognise partial screw loosening or total screw missing or
Externí odkaz:
https://doaj.org/article/2c3cfe3449374b00ae9bf52cccc7b305
Autor:
Ahmed H. Okilly, Seungdeog Choi, Sangshin Kwak, Namhun Kim, Jonghyuk Lee, Hyoungjun Moon, Jeihoon Baek
Publikováno v:
Machines, Vol 11, Iss 11, p 990 (2023)
During the last few decades, insulated-gate bipolar transistor (IGBT) power modules have evolved as reliable and useful electronic parts due to the increasing relevance of power inverters in power infrastructure, reliability enhancement, and long-lif
Externí odkaz:
https://doaj.org/article/dea99467cea74b6f957b505eb0ac2c36
Autor:
Taekyeong Kim, Jung Gi Kim, Sangeun Park, Hyoung Seop Kim, Namhun Kim, Hyunjong Ha, Seung-Kyum Choi, Conrad Tucker, Hyokyung Sung, Im Doo Jung
Publikováno v:
Virtual and Physical Prototyping, Vol 18, Iss 1 (2023)
The core challenge in directed energy deposition is to obtain high surface quality through process optimisation, which directly affects the mechanical properties of fabricated parts. However, for expensive materials like Ti-6Al-4V, the cost and time
Externí odkaz:
https://doaj.org/article/98ca64e468094a84970b184377d4cd95
Autor:
Je Hyeong Kim, Seobin Park, Jinhyuck Ahn, Jaeyeon Pyo, Hayeol Kim, Namhun Kim, Im Doo Jung, Seung Kwon Seol
Publikováno v:
Advanced Science, Vol 10, Iss 3, Pp n/a-n/a (2023)
Abstract Using energy‐saving electrochromic (EC) displays in smart devices for augmented reality makes cost‐effective, easily producible, and efficiently operable devices for specific applications possible. Prussian blue (PB) is a metal‐organic
Externí odkaz:
https://doaj.org/article/e21d0a731d75498098c4e201a6a8c177
Publikováno v:
한국해양공학회지, Vol 35, Iss 6, Pp 426-433 (2021)
In this study, three types of synthetic fiber materials were evaluated, namely, DM20, SK78, and T147, to replace steel chains in shipbuilding and offshore fields with fiber chains as there is increasing demand for chains with lighter weights and impr
Externí odkaz:
https://doaj.org/article/fd3528139a7a41d181a3f57c5538eb02
Autor:
JuYoun Kwon, Namhun Kim
Publikováno v:
Fashion and Textiles, Vol 8, Iss 1, Pp 1-38 (2021)
Abstract Additive manufacturing (AM) which can be a suitable technology to personalize wearables is ideal for adjusting the range of part performance such as mechanical properties if high performance is not required. However, the AM process parameter
Externí odkaz:
https://doaj.org/article/2d5ad928d71b4729a91e5f2ef2cb2a7a
Publikováno v:
Nuclear Engineering and Technology, Vol 53, Iss 3, Pp 825-832 (2021)
A simulation-based approach is proposed to study the protective actions taken by residents during nuclear emergencies using cognitive findings. Human perception-based behaviors are not heavily incorporated in the evacuation study for nuclear emergenc
Externí odkaz:
https://doaj.org/article/aeb1a24b1fbe4e2abc5995642a5dced0
Publikováno v:
IEEE Access, Vol 9, Pp 83786-83796 (2021)
Approaches for predicting financial markets, including conventional statistical methods and recent deep learning methods, have been investigated in many studies. However, financial time series data (e.g., daily stock market index) contain noises that
Externí odkaz:
https://doaj.org/article/f31e10a6c6494a98a4540c25b8c17bde