Enhancing shear strength and handleability of dewatered clay-rich coal tailings for dry-stacking

A Doi, TAH Nguyen, NN Nguyen, CV Nguyen… - Journal of …, 2023 - Elsevier
Mineral tailings dams pose high pollution risks to the environment and catastrophic failures.
Dry stacking has been identified as a promising alternative to mitigate these risks and offers …

Advanced solid-liquid separation for dewatering fine coal tailings by combining chemical reagents and solid bowl centrifugation

CV Nguyen, AV Nguyen, A Doi, E Dinh… - Separation and …, 2021 - Elsevier
Solid-liquid separation to dewater mine tailings is critical to transforming tailings dams that
are hazardous to the environment and surrounding communities into safer and sustainable …

Investigation on the effect of metal cation radius on montmorillonite hydration: Combining experiments with molecular dynamics simulation

M Liu, H Guo, J Luo, X Gui, Y **ng, Y Cao - Separation and Purification …, 2025 - Elsevier
Colloidal suspension stability is vitally important in industries, including wastewater
treatment and mineral purification, and is greatly affected by electrostatic interaction and …

Synthesis of superacid sulfated TiO2 prepared by sol-gel method and its use as a titania precursor in obtaining a kaolinite/TiO2 nano-hybrid composite

CRS de Oliveira, MA Batistella, AAU de Souza… - Powder Technology, 2021 - Elsevier
Superacid sulfated TiO 2 was prepared by the sol-gel method and tested as a titania
precursor to obtaining a kaolinite/TiO 2 nano-hybrid composite. Raman, FTIR, Zeta Potential …

Effect of pore–fluid chemistry on the undrained shear strength of xanthan gum biopolymer-treated clays

I Chang, YM Kwon, GC Cho - Journal of Geotechnical and …, 2021 - ascelibrary.org
Xanthan gum (XG) biopolymer-based soil treatment is an effective soil improvement method.
In this study, we explored the effect of XG on the undrained shear strength of clays (kaolinite …

Specificity and affinity of multivalent ions adsorption to kaolinite surface

A Doi, M Khosravi, M Ejtemaei, TAH Nguyen… - Applied Clay …, 2020 - Elsevier
Understanding the specific adsorption mechanism (s) of multivalent ions onto clay mineral
surfaces in a high salinity environment is theoretically and practically important in many …

New slow-release urea fertilizer fortified with zinc for improving zinc availability and nitrogen use efficiency in maize

A Mirbolook, MR Sadaghiani, P Keshavarz… - ACS …, 2023 - ACS Publications
Improving nitrogen (N) use efficiency (NUE) is necessary to reduce the entry of excess N into
the environment and to retain N in the soil. Few studies have been done on dual-purpose …

The activation mechanism of Fe (II) ion-modified cassiterite surface to promote salicylhydroxamic acid adsorption

Y Cao, X **e, X Tong, D Feng, J Lv, Y Chen… - Minerals Engineering, 2021 - Elsevier
This paper systematically analyzed the effects of Fe (II) ions on the cassiterite surface to
promote the adsorption of salicylhydroxamic acid (SHA). The interaction behavior and …

Tunable dewatering behavior of montmorillonite suspension by adjusting solution pH and electrolyte concentration

Y Dong, H Li, Y Fan, X Ma, D Sun, Y Wang, Z Gao… - Minerals, 2020 - mdpi.com
Montmorillonite is always a troublemaker for the dewatering in coal processing since its
existence can decrease the rates of sedimentation and filtration of coal slurry. To eliminate …

[HTML][HTML] Local probing of the nanoscale hydration landscape of kaolinite basal facets in the presence of ions

C Cafolla, T Bui, TTB Le, A Zen, WJ Tay, A Striolo… - Materials Today …, 2024 - Elsevier
The interface between aqueous solutions and the facets of kaolinite plays an important role
in a wide range of technological applications including tribology, paper production, oil …