Zobrazeno 1 - 10
of 21
pro vyhledávání: '"Wonsik Shin"'
Publikováno v:
Journal of Materials Research and Technology, Vol 15, Iss , Pp 6813-6827 (2021)
This study aims to evaluate the influence of crack repair using epoxy sealing on the tensile response of ultra-high-performance fiber-reinforced concrete (UHPFRC) under corrosive environments. Three different crack widths, i.e., 0.1, 0.3, and 0.5 mm,
Externí odkaz:
https://doaj.org/article/949105da5c24457b8fc9b7a4e237a4e6
Publikováno v:
Journal of Materials Research and Technology, Vol 13, Iss , Pp 1934-1945 (2021)
This study aims to develop a robust strain-hardening ultra-rapid-hardening mortar (URHM) with high-volume cementitious materials and polyethylene (PE) fibers. To achieve this, the combined effect of cement kiln dust (CKD) and silica fume (SF) on the
Externí odkaz:
https://doaj.org/article/df579370e5834719b9f4c42921bd1748
Autor:
Heejung Kim, Yong-Ha Park, Jae E. Yang, Hyuck-Soo Kim, Sung-Chul Kim, Eun-Ji Oh, Jinah Moon, Wonsil Cho, Wonsik Shin, Chaerim Yu
Publikováno v:
Toxics, Vol 10, Iss 3, p 117 (2022)
The discovery of biomarkers for assessing soil health requires the exploration of organisms that can explain the core functions of soil and identification of species with major roles in these functions. However, identifying specific keystone markers
Externí odkaz:
https://doaj.org/article/dddaa20c41c142a2b3a9192e3776a8c8
Publikováno v:
Applied Sciences, Vol 11, Iss 5, p 2394 (2021)
This study investigated the influence of ordinary Portland cement (OPC) and reactive and non-reactive mineral additives on the characteristic microstructure and mechanical performance of ultra-high-performance, strain-hardening cementitious composite
Externí odkaz:
https://doaj.org/article/77433b383d3d48229e72d181b2a6a96b
Publikováno v:
Materials, Vol 13, Iss 8, p 1828 (2020)
This study aims to examine the mechanical, shrinkage and chemical properties of photocatalytic cementitious materials containing synthetic fibers and a shrinkage-reducing admixture (SRA). Two types of titanium dioxide (TiO2) powders and white Portlan
Externí odkaz:
https://doaj.org/article/0a18556a82594bd4bee986317a5daa1c
Publikováno v:
Biotechnology and Bioprocess Engineering. 27:451-460
Publikováno v:
Journal of Materials Research and Technology, Vol 15, Iss, Pp 6813-6827 (2021)
This study aims to evaluate the influence of crack repair using epoxy sealing on the tensile response of ultra-high-performance fiber-reinforced concrete (UHPFRC) under corrosive environments. Three different crack widths, i.e., 0.1, 0.3, and 0.5 mm,
Publikováno v:
Journal of Materials Research and Technology, Vol 13, Iss, Pp 1934-1945 (2021)
This study aims to develop a robust strain-hardening ultra-rapid-hardening mortar (URHM) with high-volume cementitious materials and polyethylene (PE) fibers. To achieve this, the combined effect of cement kiln dust (CKD) and silica fume (SF) on the
Publikováno v:
Archives of Civil and Mechanical Engineering. 21
In this study, the dynamic, compressive, and flexural behaviors of ultra-rapid-hardening mortar (URHM) containing 2% polyethylene fiber are investigated. The results confirm the robust strain-hardening behavior of URHM at an early age of 4 h. Its ten
Publikováno v:
Archives of Civil and Mechanical Engineering. 20
The effects of carbon fiber and its surface treatment through chemical solutions on the mechanical properties and electromagnetic (EM) shielding of ultra-high-performance fiber-reinforced concrete (UHPFRC) were analyzed. Three types of carbon fibers