Zobrazeno 1 - 10
of 3 447
pro vyhledávání: '"activated slag"'
Autor:
Rosnita Mohamed, Rafiza Abd Razak, Mohd Mustafa Al Bakri Abdullah, Shayfull Zamree Abd Rahim, Nurul Aida Mohd Mortar, Liyana Jamaludin, Marcin Nabialek
Publikováno v:
Archives of Civil Engineering, Vol vol. 70, Iss No 3, Pp 473-485 (2024)
Alkali-activated slag has been noted as one of potential alternatives to the ordinary Portland cement due to its properties including high early strength performance and capability of ambient curing. However, there is still limited studies available
Externí odkaz:
https://doaj.org/article/f5690555d7c14f75b4736c29b0b7a2a1
Publikováno v:
Kuangchan zonghe liyong, Vol 45, Iss 4, Pp 182-189 (2024)
This is an article in the field of ceramics and composites. Alkali-activated Slag-fly Ash-based Geopolymer (ASFG) has excellent properties such as high early strength, acid and alkali resistance, but its large brittleness and poor toughness affect it
Externí odkaz:
https://doaj.org/article/1b5d3a7e322641a6b1592ef285930baa
Publikováno v:
Journal of CO2 Utilization, Vol 90, Iss , Pp 102996- (2024)
The water resistance of building gypsum products was poor, which led to certain limitations in their application. In this paper, calcium oxide and slag were added to building gypsum to study the effect of calcium oxide alkali activation of slag on th
Externí odkaz:
https://doaj.org/article/a9816213f206458fb15ef4b4732041b6
Autor:
Weijie You, Guangjia Wang, Bo Liu, Yue Huang, Xiaoyang Liu, Chongmin Song, Dongming Wang, Chenggong Wang, Weikang Gong, Ding Zhou, Guotao Yang
Publikováno v:
Case Studies in Construction Materials, Vol 21, Iss , Pp e04071- (2024)
Alkali activated slag ultra-high performance concrete (AAS-UHPC) is a promising low-carbon cementitious material that can effectively utilize industrial solid waste and reduce pollutant emissions during the production of cementitious materials compar
Externí odkaz:
https://doaj.org/article/cbf6462fe4c14bcba610d57bb463659c
Autor:
Jie Hou, Xiuzhi Zhang, Chong Zhang, Jing Wang, Peiqi Zheng, Jingli Huang, Shuxia Feng, Jinbang Wang, Guangbin Duan
Publikováno v:
Case Studies in Construction Materials, Vol 21, Iss , Pp e03995- (2024)
The early microstructural evolution process of alkali-activated materials (AAMs) paste plays a crucial role in determining its workability and mechanical properties, which are reflected in the paste’s rheological behavior. However, the rapid develo
Externí odkaz:
https://doaj.org/article/8208d7650c584b9183db60db211a3356
Publikováno v:
Case Studies in Construction Materials, Vol 21, Iss , Pp e03583- (2024)
With the increasing emphasis on low-carbon environmental protection, alkali activated cementitious materials are gradually being used as a substitute for cement in vertical cutoff walls for polluted sites. The composition of barrier materials signifi
Externí odkaz:
https://doaj.org/article/fb3ef38b6b314c68955784bbdbbbedd3
Publikováno v:
Case Studies in Construction Materials, Vol 21, Iss , Pp e03493- (2024)
Slag is a highly active waste product that can be added to alkali-activated cement to improve their mechanical properties, but also creates significant shrinkage, which limits its usefulness. This study examines the reasons behind the shrinkage of al
Externí odkaz:
https://doaj.org/article/7e5447dc0250428eac96d4d4769157c6
Publikováno v:
Case Studies in Construction Materials, Vol 21, Iss , Pp e03434- (2024)
This study proposes using KH-550 as a multifunctional admixture for improving the performance of alkali-activated slag (AAS). The hydrolysis products of KH-550 were characterized, and the influence of KH-550 on the fresh properties, hydration kinetic
Externí odkaz:
https://doaj.org/article/fa6e28e037d945179649303f7e31c8a0
Publikováno v:
Materiales de Construccion, Vol 74, Iss 355 (2024)
Waste waterglass foundry sand (WwFS) is a solid waste generated by the foundry industries that is commonly discarded in landfills and has urgent needs for disposal and recycling. Accordingly, this study suggests using WwFS as aggregates source for th
Externí odkaz:
https://doaj.org/article/4361ad79153842d79033b2e31a19129d
Publikováno v:
Journal of CO2 Utilization, Vol 89, Iss , Pp 102967- (2024)
Normally, carbonation can cause the decalcification of C-(A)-S-H gel of alkali-activated cement and the degradation of mechanical properties. While, we propose another possibility to form CaCO3-based binder by carbonating the alkali-activated slag ce
Externí odkaz:
https://doaj.org/article/32b7827aa2c848d1a017b456a129f1a5