Results 71 to 80 of about 97,388 (192)

Properties of geopolymer binders prepared from milled pond ash

Materiales de Construccion, 2017
Alkali-activated materials were prepared from pond ash from the Darkhan city (Mongolia) thermal power station. This ash contains about 60 wt % X-ray amorphous material in addition to quartz, mullite, hematite and magnesioferrite, and presents significant
J. Temuujin, A. Minjigmaa, U. Bayarzul, D. S. Kim, S-Ho Lee, H. J. Lee, C. H. Ruescher, K. J.D. MacKenzie   +7 more
doaj   +1 more source

The Effect of Heat Treatment on Alkali Activated Materials

Medžiagotyra, 2017
The primary object of the present research was to investigate the porous low calcium alkali activated material (AAM). Traditionally Na+ ions for alkali activation solution ensure highly alkaline media which enhances the dissolution of amorphous phase in ...
Girts BUMANIS, Laura VITOLA, Ana FERNANDEZ-JIMENEZ, Angel PALOMO, Diana BAJARE   +4 more
doaj   +1 more source

Utilization of ZeoliticWaste in Alkali-Activated Biomass Bottom Ash Blends

Molecules, 2020
This study aims to investigate the effects of ammonium-bearing zeolitic waste (FCC) on alkali-activated biomass bottom ash (BBA). FCC was obtained from the oil-cracking process in petroleum plants.
Danutė Vaičiukynienė, Dalia Nizevičienė, Agnė Mikelionienė, Algirdas Radzevičius   +3 more
doaj   +1 more source

Sustainable inorganic Binders and Their Applications in Building Engineering: A Green Alternative to Ordinary Portland Cement [PDF]

, 2012
In the last decades, the building materials and construction industry has been contributing to a great extent to generate a high impact on our environment.
Natali Murri, Annalisa <1982>
core   +1 more source

Impact of metakaolin to partially replace granulated blast furnace slag on the performance of alkali-activated slag grouting materials and evaluation of grouting effectiveness

Materials Research Express
In recent years, alkali-activated slag materials have garnered widespread attention in the construction field due to their environmental friendliness and excellent mechanical strength.
Bo Han, Lingjian Cai, Fengxia Chi, Wei Zhan   +3 more
doaj   +1 more source

Revealing the Enhancement Mechanism of Alkali-Activated Rice Husk Ash on High Mud Content CSG Materials from the Fractal Perspective

Fractal and Fractional
To address the detrimental effects of high mud content on cemented sand and gravel (CSG) materials, this study focuses on CSG materials with different contents of alkali-activated rice husk ash (RHA).
Hu Huang, Ruihang Li, Xiancai Zhang, Kelei Cao, Lixia Guo, Qingming Qiu, Changbo Song   +6 more
doaj   +1 more source

Handbook of alkali-activated cements, mortars and concretes / [PDF]

This book provides an updated state-of-the-art review on new developments in alkali-activation. The main binder of concrete, Portland cement, represents almost 80% of the total CO2 emissions of concrete which are about 6 to 7% of the Planet's total CO2 ...
Pacheco-Torgal, F.,editor.
core  

Investigation on alkali activated materials: Materials to structures [PDF]

, 2021
The material and structural characteristics of alkali activated materials were investigated. A mix design framework was proposed to consider the reactive composition of raw materials, with the mixes obtained optimised by the statistical method and curing
Lau, Chee Keong
core  

Re-examining the suitability of high magnesium nickel slag as precursors for alkali-activated materials [PDF]

, 2019
High-magnesium nickel slag (HMNS) has shown the potential as precursor in the production of alkali-activated materials (AAMs). This study re-examines the suitability of HMNS by comparatively investigating the reactivity of four different sourced HMNSs ...
Zhang, Zuhua, Zhu, Huajun, Gao, Xuan, Wu, Qisheng, Yang, Tao, Dai, Chengdong   +5 more
core   +1 more source

Performance of alkali-activated slag concrete [PDF]

, 2002
The environmental concerns related to the production of cement in terms of the energy consumption and the emission of CO2 lead to the search for more environmentally viable alternatives to cement.
Al-Otaibi, Saud
core