Zobrazeno 1 - 10
of 19
pro vyhledávání: '"Gyuyong Kim"'
Autor:
Hamin Eu, Gyuyong Kim, Minjae Son, Sasui Sasui, Yaechan Lee, Hyeonggil Choi, Sukpyo Kang, Jeongsoo Nam
Publikováno v:
International Journal of Concrete Structures and Materials, Vol 18, Iss 1, Pp 1-20 (2024)
Abstract This paper presents the influence of supplementary cementitious materials (SCMs), such as fly ash (FA), silica fume (SF), ground granulated blast furnace slag (GGBS), and waste glass fine aggregate (GA), on the alkali-silica reaction (ASR) i
Externí odkaz:
https://doaj.org/article/4a48df61b44d478e93c02ecc71aa7185
Autor:
Minjae Son, Gyuyong Kim, Sangkyu Lee, Hongseop Kim, Hamin Eu, Yaechan Lee, Sasui Sasui, Jeongsoo Nam
Publikováno v:
International Journal of Concrete Structures and Materials, Vol 18, Iss 1, Pp 1-21 (2024)
Abstract To address the environmental issues arising from the growing scarcity of natural fine aggregates (NFA) and landfilling of waste glass, research is being conducted globally to utilize waste glass as a sustainable fine aggregate. However, cont
Externí odkaz:
https://doaj.org/article/bfa0666cbe4549b2b2f801d1f1e677f9
Autor:
Sujeong Pyeon, Gyuyong Kim, Byungcheol Choi, Moonkyu Kim, Ryoma Kitagaki, Heesup Choi, Jihoon Kim, Jeongsoo Nam
Publikováno v:
Case Studies in Construction Materials, Vol 19, Iss , Pp e02673- (2023)
This study investigated the potential of waste glass beads (WGB), a recycled porous lightweight material derived from waste glass, to enhance long-term curing of moisture-saturated cementitious construction materials. The macroscopic properties and m
Externí odkaz:
https://doaj.org/article/35fe10b1a333418fa573bd5a483e17b1
Autor:
Seunghyeon Han, Gyuyong Kim, Jaehyun Lee, Yaechan Lee, Hamin Eu, Junyoung Park, Younsung Choi, Jeongsoo Nam, Hyojin Kim, Minkyung Kim
Publikováno v:
Case Studies in Construction Materials, Vol 19, Iss , Pp e02606- (2023)
This study explored the possibility of recycling aluminum waste scrap, an industrial byproduct resulting from the increasing production of capacitors, a vital component in the modern electronics industry, as a reinforcement material for buildings wit
Externí odkaz:
https://doaj.org/article/e09c8297cee347b39751672facd40973
Publikováno v:
Applied Sciences, Vol 13, Iss 15, p 8639 (2023)
Fiber-reinforced cementitious composites (FRCC) have emerged as a promising alternative to traditional cementitious materials due to their enhanced mechanical properties and durability [...]
Externí odkaz:
https://doaj.org/article/5978320e046e4a68a1ee73e494bc026b
Publikováno v:
IEEE Access, Vol 8, Pp 145586-145592 (2020)
In this work, a 2-by-2 array of a low-profile EBG ground plane is used as a means of sustaining the radiation performance of a 900-MHz LoRa antenna that could be installed at various construction sites. The proposed semi-circles added mushroom (SAM)
Externí odkaz:
https://doaj.org/article/76377dfd72104be4a4627385b59c7670
Publikováno v:
Applied Sciences, Vol 12, Iss 16, p 8385 (2022)
High-strength concrete (HSC) uses binders and microfillers with ultrafine particles, such as silica fume. The resulting dense internal hydration structure rapidly decreases HSC humidity, causing shrinkage cracks and affecting internal hydration. Here
Externí odkaz:
https://doaj.org/article/8454b00ceae1448fb8a0c8a0517ff528
Autor:
Sujeong Pyeon, Gyuyong Kim, Gyeongcheol Choe, Namgyu Park, Donggeun Jeong, Byungcheol Choi, Moonkyu Kim, Jeongsoo Nam
Publikováno v:
Applied Sciences, Vol 12, Iss 15, p 7667 (2022)
We estimate the mechanical properties of pigment-containing ultra-high-strength cement composites (UHSCCs) and the pigment-induced changes in their physical properties via thermal and X-ray diffraction analyses. Hydrates in samples are analyzed using
Externí odkaz:
https://doaj.org/article/ec8c1cbf538649378e1e3596f0c8e672
Autor:
Sangkyu Lee, Sangyun Lee, Gyuyong Kim, Minjae Son, Gyeongcheol Choe, Jaehyun Lee, Jeongsoo Nam
Publikováno v:
Applied Sciences, Vol 10, Iss 23, p 8527 (2020)
Large porcelain tiles have attracted increased demand owing to their cost-effectiveness and superior esthetics. Here, an epoxy resin adhesive was injected into cement mortar, which was then applied to tiles. The adhesion performance of the tiles was
Externí odkaz:
https://doaj.org/article/89cc7ee1e6774921b55ca33f1fdb2a45
Publikováno v:
Applied Sciences, Vol 10, Iss 5, p 1794 (2020)
This study performed accelerated corrosion tests on reinforced concrete (RC) specimens reinforced with transverse steel bars to evaluate the concrete cracking and rebar strain behaviors caused by rebar corrosion. Seven RC specimens were created with
Externí odkaz:
https://doaj.org/article/7b90d8e4b3da4db08e01890e57d22471