article · ChemistryOpen

Effective Removal of Fe and Ca From Coal Fly Ash for High‐Purity and High‐Surface‐Area Zeolite X Synthesis: A Comparative Study of Acid Refluxing and Acid Roasting Methods

Emmanuel Monkgomotsi Victor Gaolefufa
Thapelo Manyepedza
Bakang Modukanele
Isaac N. Beas
Thapelo Manyapedza
Moses T. Kabomo
Moses T. Kabomo

2026Open accessUniversity of Botswana

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Abstract

), compared with mesoporous, low-surface-area materials obtained via acid roasting. These results demonstrate the importance of pre-treatment in controlling zeolite properties derived from CFA.

Research topics

Zeolite Catalysis and Synthesis
Coal and Its By-products
Clay minerals and soil interactions

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DOI: 10.1002/open.202500467

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