Zobrazeno 1 - 10
of 13 633
pro vyhledávání: '"metakaolin"'
Autor:
Essam Althaqafi, Tariq Ali, Muhammad Zeeshan Qureshi, Saiful Islam, Hawreen Ahmed, Ali Ajwad, Hamad Almujibah, Muhammad Adil Khan
Publikováno v:
Scientific Reports, Vol 14, Iss 1, Pp 1-17 (2024)
Abstract The major challenge for the construction industry is to design and produce sustainable construction materials that are efficient in their performance and can be affordable for construction projects. The objective of this study is to determin
Externí odkaz:
https://doaj.org/article/01c9edf71e854c3899c2a20199705823
Autor:
Nursiah Chairunnisa, Ninis Hadi Haryanti, Ratni Nurwidayati, Ade Yuniati Pratiwi, Yudhi Arnandha, Tetti N Manik, Suryajaya, Yoga Saputra, Nur Hazizah
Publikováno v:
AIMS Materials Science, Vol 11, Iss 4, Pp 815-832 (2024)
The aim of this study was to investigate the chemical composition and thermal properties of kaolin, the physical properties of metakaolin, and the mechanical properties of metakaolin-based geopolymers using bemban fiber. Kaolin was calcinated to beco
Externí odkaz:
https://doaj.org/article/bb493c75bf1a4f64a87d63c041be611e
Autor:
HU Chunhua, MA Teng
Publikováno v:
Taiyuan Ligong Daxue xuebao, Vol 55, Iss 5, Pp 874-880 (2024)
Purposes This work has been carried out to determine the optimal composite mix ratio of eggshell powder and metakaolin as cement replacement materials for simultaneously enhancing the compressive strength of cement mortar and the sulfate resistance o
Externí odkaz:
https://doaj.org/article/6a63790ba090478bb0a7f549b7372512
Publikováno v:
Taiyuan Ligong Daxue xuebao, Vol 55, Iss 5, Pp 881-891 (2024)
Purposes For improving the mechanical properties of GO incorporated cement paste, two types of nano-silica (crystalline and amorphous) and coal-bearing metakaolin (CMK) were used seprately to improve GO dispersion in cement paste. Methods UV-vis spec
Externí odkaz:
https://doaj.org/article/25bf36af0f0840eda503bf9e3d220925
Autor:
D. Mendoza-Cachú, J. B. Rojas-Trigos, J. Hernández-Wong, T. J. Madera-Santana, E. A. Franco-Urquiza
Publikováno v:
Physchem, Vol 4, Iss 3, Pp 197-213 (2024)
Geopolymers are cementitious materials with exceptional mechanical and physical properties, making them suitable for aerospace applications. Considering their excellent performance, the present investigation aims to develop geopolymers with designed
Externí odkaz:
https://doaj.org/article/46867ba17d6a414db65ca19390ab7ac0
Publikováno v:
Scientific Reports, Vol 14, Iss 1, Pp 1-23 (2024)
Abstract This study aims to enhance the durability, cost-effectiveness, and sustainability of recycled fine aggregate concrete (RFAC) subjected to the combined effects of wet-dry cycles and sulfate erosion. Dry–wet cycle tests were conducted in RFA
Externí odkaz:
https://doaj.org/article/176b1ac1fcc34587924aafcf1a6bf093
Publikováno v:
Scientific Reports, Vol 14, Iss 1, Pp 1-17 (2024)
Abstract These days, the construction industry is facing sustainability issues, leading to the selection of greener, low-carbon, alkali-activated materials. This study examines a low calcium alkali activated system composed of three constituents (cer
Externí odkaz:
https://doaj.org/article/a1623f29fd8841baaf2332827c7fba4c
Yes
This article aims to investigate the flowability, physical, mechanical, and durability properties of metakaolin (MK)-added colored cement mortars exposed to the effects of H2SO4 sulfuric acid (SA) and HNO3 nitric acid (NA). MK was used in 20
This article aims to investigate the flowability, physical, mechanical, and durability properties of metakaolin (MK)-added colored cement mortars exposed to the effects of H2SO4 sulfuric acid (SA) and HNO3 nitric acid (NA). MK was used in 20
Externí odkaz:
http://hdl.handle.net/10454/19950
Autor:
Arlin Bruno Tchamba, Jongie Placide Esunsen, Nguo Sylvestre Kanouo, Linda Lekuna Duna, Jérôme Dikwa, Michel Mbessa, Guy Molay Tchapga Gnamsi, Blaise Mimpouo, Charles Bwemba, George Elambo Nkeng
Publikováno v:
International Journal of Ceramic Engineering & Science, Vol 6, Iss 6, Pp n/a-n/a (2024)
Abstract The present study deals with two kaolins from Eseka and Dibamba‐Cameroon to determine their potential suitability as additive of CEM I 42.5R and to optimize the properties of cement in the sense to promote low‐carbon cement. X‐ray diff
Externí odkaz:
https://doaj.org/article/f91a830a888941219515a0ffdb6ccb9a