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Occurrence and influence of residual gas released by crush methods on pore structure in Longmaxi shale in Yangtze Plate, Southern China (2020)
Journal Article
Liang, M., Wang, Z., Zheng, G., Christopher Greenwell, H., Li, H., Zhang, L., …Zhang, K. (2020). Occurrence and influence of residual gas released by crush methods on pore structure in Longmaxi shale in Yangtze Plate, Southern China. China geology, 3(4), https://doi.org/10.31035/cg2020070

The composition of gas released under vacuum by crushing from the gas shale of Longmaxi Formation in Upper Yangtze Plate, Southern China was systematically investigated in this study. The effect of residual gas release on pore structures was checked... Read More about Occurrence and influence of residual gas released by crush methods on pore structure in Longmaxi shale in Yangtze Plate, Southern China.

Ion-specific Interactions at Calcite-Brine Interfaces: A Nano-Scale Study of the Surface Charge Development and Preferential Binding of Polar Hydrocarbons (2020)
Journal Article
Badizad, M. H., Koleini, M. M., Greenwell, C., Ayatollahi, S., Ghazanfari, M. H., & Mohammadi, M. (2020). Ion-specific Interactions at Calcite-Brine Interfaces: A Nano-Scale Study of the Surface Charge Development and Preferential Binding of Polar Hydrocarbons. Physical Chemistry Chemical Physics, 22(48), 27999-28011. https://doi.org/10.1039/d0cp04828c

This research provides an atomic-level insight into the synergic contribution of mono- and divalent ions to interfacial characteristics of calcite surface exposed to electrolyte solution containing organic compounds. The emphasis was placed on the io... Read More about Ion-specific Interactions at Calcite-Brine Interfaces: A Nano-Scale Study of the Surface Charge Development and Preferential Binding of Polar Hydrocarbons.

Thermal Evolution of Natural Layered Double Hydroxides: Insight from Quintinite, Hydrotalcite, Stichtite, and Iowaite as Reference Samples for CO3- and Cl-Members of the Hydrotalcite Supergroup (2020)
Journal Article
Zhitova, E., Greenwell, H., Krzhizhanovskaya, M., Apperley, D., Pekov, I., & Yakovenchuk, V. (2020). Thermal Evolution of Natural Layered Double Hydroxides: Insight from Quintinite, Hydrotalcite, Stichtite, and Iowaite as Reference Samples for CO3- and Cl-Members of the Hydrotalcite Supergroup. Minerals, 10(11), Article 961. https://doi.org/10.3390/min10110961

In Situ high-temperature powder X-ray diffraction experiments were undertaken for the coarse crystalline natural layered double hydroxides (LDHs) quintinite, hydrotalcite, stichtite, and iowaite in the temperature range 25–1000 °C, with thermal analy... Read More about Thermal Evolution of Natural Layered Double Hydroxides: Insight from Quintinite, Hydrotalcite, Stichtite, and Iowaite as Reference Samples for CO3- and Cl-Members of the Hydrotalcite Supergroup.

Solution-state behaviour of algal mono-uronates evaluated by pure shift and compressive sampling NMR techniques (2020)
Journal Article
Rowbotham, J. S., Aguilar, J. A., Kenwright, A. M., Greenwell, H. C., & Dyer, P. W. (2020). Solution-state behaviour of algal mono-uronates evaluated by pure shift and compressive sampling NMR techniques. Carbohydrate Research, 495, Article 108087. https://doi.org/10.1016/j.carres.2020.108087

Sodium salts of the algal uronic-acids, d-mannuronic acid (HManA) and l-guluronic acid (HGulA) have been isolated and characterised in solution by nuclear magnetic resonance (NMR) spectroscopy. A suite of recently-described NMR experiments (including... Read More about Solution-state behaviour of algal mono-uronates evaluated by pure shift and compressive sampling NMR techniques.

Adsorption of phosphate by halloysite (7Å) nanotubes (HNTs) (2020)
Journal Article
Gray-Wannell, N., Holliman, P., Greenwell, H., Delbos, E., & Hillier, S. (2020). Adsorption of phosphate by halloysite (7Å) nanotubes (HNTs). Clay Minerals, 55(2), 184-193. https://doi.org/10.1180/clm.2020.24

The adsorption and retention of phosphates in soil systems is of wide environmental importance, and understanding the surface chemistry of halloysite (a common soil clay mineral) is also of prime importance in many emerging technological applications... Read More about Adsorption of phosphate by halloysite (7Å) nanotubes (HNTs).

A Deep Look into Dynamics of Saltwater Imbibition in a Calcite Nano-Channel: Temperature Impacts Capillarity Regimes (2020)
Journal Article
Badizad, M. H., Koleini, M. M., Greenwell, H. C., Ayatollahi, S., & Ghazanfari, M. H. (2020). A Deep Look into Dynamics of Saltwater Imbibition in a Calcite Nano-Channel: Temperature Impacts Capillarity Regimes. Langmuir, 36(31), 9035-9046. https://doi.org/10.1021/acs.langmuir.0c00437

This research concerns fundamentals of spontaneous transport of saltwater (1 mol.dm-3 NaCl solution) in nano-pores of calcium carbonates. A fully atomistic model was adopted to scrutinize temperature-dependence of flow regimes during solution transpo... Read More about A Deep Look into Dynamics of Saltwater Imbibition in a Calcite Nano-Channel: Temperature Impacts Capillarity Regimes.

A New Framework to Quantifying the Wetting Behaviour of Carbonate Rock Surfaces Based on the Relationship between Zeta Potential and Contact Angle (2020)
Journal Article
Rezaei Gomari, S., Amrouche, F., Santos, R. G., Greenwell, H. C., & Cubillas, P. (2020). A New Framework to Quantifying the Wetting Behaviour of Carbonate Rock Surfaces Based on the Relationship between Zeta Potential and Contact Angle. Energies, 13(4), Article 993. https://doi.org/10.3390/en13040993

This study introduces a new framework to quantify the wettability of powdered carbonate rock from existing correlations between zeta potential and contact angle. The new framework has the potential to be faster and cheaper than conventional approache... Read More about A New Framework to Quantifying the Wetting Behaviour of Carbonate Rock Surfaces Based on the Relationship between Zeta Potential and Contact Angle.