Active iron phases regulate the abiotic transformation of organic carbon during redox fluctuation cycles of paddy soil
Iron (Fe) phases are tightly linked to the preservation rather than the loss of organic carbon
(OC) in soil; however, during redox fluctuations, OC may be lost due to Fe phase-mediated …
(OC) in soil; however, during redox fluctuations, OC may be lost due to Fe phase-mediated …
Enhanced aging of polystyrene microplastics in sediments under alternating anoxic-oxic conditions
S Chen, Y Yang, X Jing, L Zhang, J Chen, C Rensing… - Water Research, 2021 - Elsevier
Aging of microplastics (MPs)(ie, degradation and weathering) is ubiquitous in the
environment. The MP aging process is thought to be limited to light and static areas, while …
environment. The MP aging process is thought to be limited to light and static areas, while …
Mutual interactions between reduced Fe-bearing clay minerals and humic acids under dark, oxygenated conditions: hydroxyl radical generation and humic acid …
Hydroxyl radicals (· OH) exert a strong impact on the carbon cycle due to their nonselective
and highly oxidizing nature. Reduced iron-containing clay minerals (RIC) are one of the …
and highly oxidizing nature. Reduced iron-containing clay minerals (RIC) are one of the …
Mechanistic insight into humic acid-enhanced hydroxyl radical production from Fe (II)-bearing clay mineral oxygenation
Hydroxyl radical (• OH) production by electron transfer from Fe (II)-bearing clay minerals to
oxygen has been increasingly reported. However, the influence of ubiquitous coexisting …
oxygen has been increasingly reported. However, the influence of ubiquitous coexisting …
Natural sediments activating peroxydisulfate for in situ degradation of antibiotics under anoxic conditions: The critical role of surface-adsorbed and structural Fe (II)
W Liao, W Peng, P Liao, Y Xiao, W Xie, A Qian… - Chemical Engineering …, 2023 - Elsevier
Peroxydisulfate (PDS) is widely used in groundwater remediation systems. Previous studies
investigated its activation by natural sediments under oxic conditions. However, the role of …
investigated its activation by natural sediments under oxic conditions. However, the role of …
Promotion of humic acid transformation by abiotic and biotic Fe redox cycling in nontronite
The redox activity of Fe-bearing minerals is coupled with the transformation of organic matter
(OM) in redox dynamic environments, but the underlying mechanism remains unclear. In this …
(OM) in redox dynamic environments, but the underlying mechanism remains unclear. In this …
Contaminant degradation by• OH during sediment oxygenation: dependence on Fe (II) species
W Xie, S Yuan, M Tong, S Ma, W Liao… - Environmental …, 2020 - ACS Publications
It has been documented that contaminants could be degraded by hydroxyl radicals (• OH)
produced upon oxygenation of Fe (II)-bearing sediments. However, the dependence of …
produced upon oxygenation of Fe (II)-bearing sediments. However, the dependence of …
Active iron species driven hydroxyl radicals formation in oxygenation of different paddy soils: Implications to polycyclic aromatic hydrocarbons degradation
N Chen, D Huang, G Liu, L Chu, G Fang, C Zhu… - Water Research, 2021 - Elsevier
The frequently occurring redox fluctuations in paddy soil are critical to the cycling of redox-
sensitive elements (eg, iron (Fe) and carbon) due to the driving of microbial processes …
sensitive elements (eg, iron (Fe) and carbon) due to the driving of microbial processes …
Mechanisms of electron transfer from structrual Fe (II) in reduced nontronite to oxygen for production of hydroxyl radicals
Production of hydroxyl radicals (radical dot OH) has been recently revealed upon
oxygenation of sediments in redox-dynamic subsurface environments. In particular, Fe (II) …
oxygenation of sediments in redox-dynamic subsurface environments. In particular, Fe (II) …
Self-endowed magnetic photocatalysts derived from iron-rich sludge and its recycling in photocatalytic process for tetracycline degradation
X Liu, H Wang, C Wang, L Zhao, H Pan, Y Liu… - Bioresource …, 2024 - Elsevier
The disposal of iron-rich sludge by landfill or incineration poses environmental risks and
wastes resources. The utilization of iron-rich sludge for magnetic material preparation offers …
wastes resources. The utilization of iron-rich sludge for magnetic material preparation offers …