A critical review on the multiple roles of manganese in stabilizing and destabilizing soil organic matter

H Li, F Santos, K Butler, E Herndon - Environmental science & …, 2021 - ACS Publications
Manganese (Mn) is a biologically important and redox-active metal that may exert a poorly
recognized control on carbon (C) cycling in terrestrial ecosystems. Manganese influences …

Coupled redox cycling of Fe and Mn in the environment: The complex interplay of solution species with Fe-and Mn-(oxyhydr) oxide crystallization and transformation

J Liu, Q Chen, Y Yang, H Wei, M Laipan, R Zhu… - Earth-Science …, 2022 - Elsevier
The chemistry of Fe and Mn in natural geochemical systems are closely coupled, as Fe and
Mn always co-exist in various forms (eg, hydrated ions, soluble complexes, and particles) in …

Different pathways for Cr (III) oxidation: implications for Cr (VI) reoccurrence in reduced chromite ore processing residue

W Liu, J Li, J Zheng, Y Song, Z Shi, Z Lin… - … Science & Technology, 2020 - ACS Publications
Hexavalent chromium contamination is a global environmental issue and usually reoccurs in
alkaline reduced chromite ore processing residues (rCOPR). The oxidation of Cr (III) solids …

Effects of MnO2 of different structures on activation of peroxymonosulfate for bisphenol A degradation under acidic conditions

J Huang, Y Dai, K Singewald, CC Liu, S Saxena… - Chemical Engineering …, 2019 - Elsevier
MnO 2 with various structures, including three tunnel structures (α-, β-, γ-MnO 2) and a
layered structure (δ-MnO 2), were synthesized and investigated for peroxymonosulfate …

Effect of MnO2 Phase Structure on the Oxidative Reactivity toward Bisphenol A Degradation

J Huang, S Zhong, Y Dai, CC Liu… - Environmental Science & …, 2018 - ACS Publications
Manganese dioxides (MnO2) are among important environmental oxidants in contaminant
removal; however, most existing work has only focused on naturally abundant MnO2. We …

Influence of mining activities on groundwater hydrochemistry and heavy metal migration using a self-organizing map (SOM)

G Zhu, X Wu, J Ge, F Liu, W Zhao, C Wu - Journal of Cleaner Production, 2020 - Elsevier
Tongling is a typical metal ore concentration area in the Yangtze Metallogenic Region.
Years of mining activities have resulted in serious regional groundwater problems …

Photoelectric conversion on Earth's surface via widespread Fe-and Mn-mineral coatings

A Lu, Y Li, H Ding, X Xu, Y Li, G Ren… - Proceedings of the …, 2019 - National Acad Sciences
Sunlight drives photosynthesis and associated biological processes, and also influences
inorganic processes that shape Earth's climate and geochemistry. Bacterial solar-to …

[HTML][HTML] Geo-accumulation index of manganese in soils due to flooding in Boac and Mogpog Rivers, Marinduque, Philippines with mining disaster exposure

CEF Monjardin, DB Senoro, JJM Magbanlac… - Applied Sciences, 2022 - mdpi.com
This paper presents the effects of flooding on the accumulation of manganese (Mn) in soils
within proximity of the Boac and Mogpog rivers in Marinduque of The Philippines …

Mn-incorporated ferrihydrite for Cr (VI) immobilization: Adsorption behavior and the fate of Cr (VI) during aging

C Liang, F Fu, B Tang - Journal of Hazardous Materials, 2021 - Elsevier
Abstract Chromium (VI)(Cr (VI)) is an environmental priority pollutant, and its mobility in
natural environment is strongly controlled by ferrihydrite. Ferrihydrite always contains …

Ferrous Iron Oxidation under Varying pO2 Levels: The Effect of Fe(III)/Al(III) Oxide Minerals and Organic Matter

C Chen, A Thompson - Environmental Science & Technology, 2018 - ACS Publications
Abiotic Fe (II) oxidation by O2 commonly occurs in the presence of mineral sorbents and
organic matter (OM) in soils and sediments; however, this tertiary system has rarely been …