Research Progress of Quantitative Determination of the Amorphous Phase in Fly Ash

N Yimiao, C Yang, Z Peixin, L Panpan, W Ling… - … Utilization of Mineral …, 2023 - kczhly.com
… based on Rietveld Whole Pattern Fitting[J]. Energy Saving of … Quantitative analysis of
crystal phases in glass ceramics by … mineral polymer using fly ash, as a byproduct of coal-fired …

[PDF][PDF] Semi-quantitative analysis study of the impact of microwave treatment on fly ash

XY Ma, YM Nie, JL Guo, Y Chen… - … Problems of Mineral …, 2023 - bibliotekanauki.pl
… The XRD-Rietveld analysis showed that the amorphous phase … the main crystalline phases
in the raw fly ash as mullite and … (LTA) from coal fly ash utilizing microwave and ultrasound …

A framework for identifying the host phases in Coal-derived fly ash

M Mohebbi, F Rajabipour, E Madadian - Fuel, 2022 - Elsevier
… oxide composition of amorphous phase were coupled with fly ash’s X… The quantitative XRD
using Rietveld refinement is the next … of fly ash to Rietveld refinement setting, the glass phase

Understanding reactive amorphous phases of fly ash through the acidolysis

G Wei, B Dong, G Fang, Y Wang - Cement and Concrete Composites, 2023 - Elsevier
… According to XRD quantitative results, the amorphous phases contents of the FA particles …
XRD-Rietveld method has often been used to quantify the crystalline and amorphous phases […

Quantitative evaluation of crystalline and amorphous phases in clay-based cordierite ceramic

Z Klika, M Valášková, L Bartoňová, P Maierová - Minerals, 2020 - mdpi.com
… are commonly found in ceramics [1,3], slags [7,8], fly ash [9,10], … quantitative determination
of amorphous and crystalline phases has been performed by the QXRD-Rietveld method

… influencing powders' flowability and favorable phases like crystalline (Mullite and quartz) and amorphous phases of plasma-sprayed fly ash coatings suitable for …

VF Bhajantri, SC Jambagi - Advanced Powder Technology, 2023 - Elsevier
Fly ash (FA) is a solid waste material produced during coal … In the current investigation
Rietveld refinement method has … for quantitative phase analysis using the Rietveld method. So, …

Complete extraction of amorphous aluminosilicate from coal fly ash by alkali leaching under atmospheric pressure

A Shoppert, D Valeev, I Loginova, L Chaikin - Metals, 2020 - mdpi.com
quantitative analysis of amorphous and crystalline phases in the CFA sample was carried
out by the method … It combines the Rietveld method and the complete removal of the glassy …

Comprehensive analysis of thermochemical phase evolution and strategic recovery of valuable elements from high-alumina coal fly ash at different thermal conditions

M Chen, Y Gong, X Zhang, X Zhao, T Chen… - Fuel, 2024 - Elsevier
… were quantitatively analyzed by the Rietveld method at coal … In this study, we employed the
Rietveld method to determine … proportions of crystalline and amorphous phases in HAHCA. …

Investigation of glassy phase silica in low calcium content fly ash by X‐ray photoelectron spectroscopy

S Singh, S Maiti - Surface and Interface Analysis, 2022 - Wiley Online Library
Quantitative analysis of Si 2p spectra of both fly ash samples shows amorphous content of
… acid dissolution, and XRD with Rietveld analysis, have been done in detail to quantify the …

Quantitative determination of quaternary solid waste-based binders and its hydrates by XRD

J Wang, L Xiang, C Ren, T Huang, Y Zhu, P Wei… - … and Building Materials, 2024 - Elsevier
… + Rietveld analysis method for the quantitative determination of the … fly ash are amorphous
phases, the need for a quantitative … pseudo-crystal structures for these amorphous phases and …