Zobrazeno 1 - 10
of 3 466
pro vyhledávání: '"Alkaline solution"'
Publikováno v:
Discover Civil Engineering, Vol 1, Iss 1, Pp 1-13 (2024)
Abstract The heating of limestone and other materials to high temperatures to produce Ordinary Portland cement (OPC), a key component in concrete releases of carbon dioxide CO2 which makes the construction industry a notable contributor to greenhouse
Externí odkaz:
https://doaj.org/article/91a65e6204684ff58080a4485efc2306
Publikováno v:
Case Studies in Construction Materials, Vol 21, Iss , Pp e03898- (2024)
This study examines the physical, mechanical, and durability characteristics of geopolymer concrete (GPC) when blended with sodium silicate waste (SSW). SSW was added in varying amounts from 0 % to 50 %. The concrete was exposed to sulfuric acid and
Externí odkaz:
https://doaj.org/article/df9038e776c14eb79dd2ccb185f20bab
Publikováno v:
Frontiers in Built Environment, Vol 10 (2024)
This study examined the use of geopolymer aggregate (GPA), produced from slag and an alkaline solution, as a substitute for coarse aggregate in conventional concrete. The research aimed to evaluate how different proportions of GPA (25%, 50%, 75%, and
Externí odkaz:
https://doaj.org/article/ecbb384fa90447219b980614c79f2ab2
Publikováno v:
Scientific Reports, Vol 14, Iss 1, Pp 1-9 (2024)
Abstract Non-precious electrocatalysts as the alternative to Pt have become a hot research area in the last decade due to the suitable catalytic activity in Oxygen reduction reaction (ORR) in electrochemical systems. In this work, the density functio
Externí odkaz:
https://doaj.org/article/431b0005e29a4401899ff81b763ac26d
Autor:
Hamed Rahimpour, Alireza Babaeian Amini, Fatemeh Sharifi, Ahmad Fahmi, Sahar Zinatloo-Ajabshir
Publikováno v:
Scientific Reports, Vol 14, Iss 1, Pp 1-13 (2024)
Abstract Waste from construction and demolition (also known as CDW) is one of the most harmful environmental issues. This study's primary goal is to produce new mortar and brick materials from recycled concrete powder (RCP) and recycled brick powder
Externí odkaz:
https://doaj.org/article/380f1c9ebcc14db88f9af9ca64859d29
Autor:
Jordan Valdès Sontia Metekong, Cyriaque Rodrigue Kaze, Elie Kamseu, Florence Uphie Chinje, Thomas Tamo Tatietse
Publikováno v:
International Journal of Ceramic Engineering & Science, Vol 6, Iss 4, Pp n/a-n/a (2024)
Abstract The present project deals with the production of lateritic soil based bricks under different curing temperatures (28°C–150°C). A fraction of 10–30 wt% amount alkaline solution was added to improve the reactive phase content. The raw ma
Externí odkaz:
https://doaj.org/article/c1e328c9b2c34567a720adca6fe53917
Autor:
Juan Guo, Weifeng Liu, Jianbo Guo, Hongfa Yu, Haiyan Ma, Jun Yan, Qinghua Tao, Weiquan Gao, Meng Zhang, Fang Wang
Publikováno v:
Frontiers in Materials, Vol 11 (2024)
The harsh geological conditions in the northwest region of China, characterized by widespread saline-alkali soil rich in alkali ions, pose a high risk of Alkali-Silica reaction (ASR) in concrete, particularly due to the presence of ASR-active natural
Externí odkaz:
https://doaj.org/article/71561389ea9d48d7bbba99c17faab396
Publikováno v:
Journal of Engineering, Design and Technology, 2021, Vol. 22, Issue 1, pp. 42-59.
Externí odkaz:
http://www.emeraldinsight.com/doi/10.1108/JEDT-09-2021-0477
Publikováno v:
Open Engineering, Vol 14, Iss 1, Pp 67-84 (2024)
The synthesis of ambient-cured sustainable geopolymer mortars (GMs) was studied throughout this work. To reduce carbon dioxide emissions, new materials must be used in the production of sustainable concrete and mortars. Many types of binders are used
Externí odkaz:
https://doaj.org/article/94e7db0939bb42f0ba91e838be6b8319