Spent zinc-carbon battery derived magnetically retrievable Fenton-like catalyst for water treatment-A circular economical approach

D Joshy, CP Jijil, YA Ismail, P Periyat - Journal of Water Process …, 2024 - Elsevier
Discarded zinc‑carbon batteries were effectively recycled into magnetically retrievable
nanostructures which can perform dual roles as adsorbent and Fenton-like catalysts. The …

Hyperbranched-Polyethylenimine-Functionalized Coal Fly Ash as an Adsorbent for the Removal of Hexavalent Chromium and Reuse as a Dye Photocatalyst

MO Sebabi, N Mabuba, K Pillay, SP Malinga - ACS omega, 2024 - ACS Publications
Coal fly ash (CFA) has been extensively researched as an adsorbent for heavy metals, but
its application is limited by its low adsorption capacity. The modification of CFA with …

Pure α-MnO2 and Ag decorated α-MnO2 nanorods for photocatalytic activity

G Magesh, AP Arun, RV Poonguzhali, ER Kumar… - Journal of Molecular …, 2025 - Elsevier
This paper details the production and analysis of α-MnO2 and Ag-decorated α-MnO2
nanorods by a hydrothermal technique. The main objective is to investigate their improved …

Preparation of heterogeneous Fenton catalyst with residual carbon separated from coal gasification slag as carrier

F Luo, C Wei - Energy Sources, Part A: Recovery, Utilization, and …, 2023 - Taylor & Francis
This study prepares a magnetite (Fe3O4)-based Fenton-like catalyst based on the residual
carbon separated from coal gasification slag as a support by the chemical precipitation …