Bioleaching of rare earth elements from ores and waste materials: Current status, economic viability and future prospects

Z Chen, Z Han, B Gao, H Zhao, G Qiu, L Shen - Journal of Environmental …, 2024 - Elsevier
Rare earth elements (REEs) are critical components of numerous products widely used in
many areas, and the demand for REEs is increasing dramatically in recent years. Physical …

A comprehensive review of recent advances in the applications and biosynthesis of oxalic acid from bio-derived substrates

AN Amenaghawon, JE Ayere, UO Amune… - Environmental …, 2024 - Elsevier
Organic acids are important compounds with numerous applications in different industries.
This work presents a comprehensive review of the biological synthesis of oxalic acid, an …

Soil acidification controls invasive plant species in the restoration of degraded Cerrado grasslands

D Lira‐Martins, RO Xavier, GG Mazzochini… - Restoration …, 2024 - Wiley Online Library
The Cerrado, South America's largest savanna, has acidic, nutrient‐poor soils and its native
plants thrive under these conditions. However, abandoned pastures historically undergo …

Insights into the usage of biobased organic acids for treating municipal solid waste incineration bottom ash towards metal removal and material recycling

C Cao, Z Yuan, H Liu, X Fei, J Esteban… - Separation and Purification …, 2025 - Elsevier
The recycling of incineration bottom ash (IBA) is crucial for sustainable municipal solid waste
(MSW) management and alleviating landfill burdens. However, limited environmentally …

Oxalic acid-mediated oxidative depolymerization of kraft lignin for vanillin and vanillic acid production

S Sutradhar, K Kang, P Fatehi - Biomass Conversion and Biorefinery, 2024 - Springer
In this work, kraft lignin (KL) was depolymerized in an oxalic acid-mediated aqueous
solution to vanillin and vanillic acid. The phenolic compounds were assessed by high …

From açaí (Euterpe oleracea Mart.) waste to mannose and mannanoligosaccharides: a one-step process for recalcitrant mannan depolymerization using dilute oxalic …

FTA Jorge, IS Miguez, GV Brigagão, ASA da Silva - Green Chemistry, 2024 - pubs.rsc.org
Açaí seeds are an abundant agroindustrial residue from the Brazilian Amazon region and
comprise a rich source of linear mannan polysaccharide, which offers high potential for …

Descaling of Evaporator Tubes in Sugarcane Factories Using Molasses as a Green and Effective Technology

S El‑Nahas, M Khodari, AA Hamam, AN Gad El Rab… - Sugar Tech, 2024 - Springer
Deposition inside sugarcane factory evaporators (SFE) significantly lowers the heat
transmission and can cause corrosion. This consequently reduces their efficiency, which is …

Catalytic Transformation of Biomass-Derived Hemicellulose Sugars by the One-Pot Method into Carboxylic Acids Using Heterogeneous Catalysts

N Sobuś, M Piotrowski, I Czekaj - Catalysts, 2024 - search.proquest.com
This article presents the conditions for the transformation of pulp containing mixtures that
occur in the hemicellulose fraction derived from lignocellulosic biomass. Selected materials …