All Outputs (13)

Controlling ZIF-67 film properties in water-based cathodic electrochemical deposition (2024)
Journal Article
Elsayed, E., Brevis, I., Pandiyan, S., Wildman, R., van der Zee, K. G., & Tokay, B. (2024). Controlling ZIF-67 film properties in water-based cathodic electrochemical deposition. Journal of Solid State Chemistry, 338, Article 124820. https://doi.org/10.1016/j.jssc.2024.124820

One of the main approaches to increase the surface area of a substrate is through depositing a film of a porous materials such as Zeolite imidazole framework (ZIF). ZIF films have shown surpassing capabilities because of their zeolite-like features,... Read More about Controlling ZIF-67 film properties in water-based cathodic electrochemical deposition.

A lithium-air battery and gas handling system demonstrator (2023)
Journal Article
Jordan, J. W., Vailaya, G., Holc, C., Jenkins, M., McNulty, R. C., Puscalau, C., …Johnson, L. R. (2024). A lithium-air battery and gas handling system demonstrator. Faraday Discussions, 248, 381-391. https://doi.org/10.1039/d3fd00137g

The lithium-air (Li-air) battery offers one of the highest practical specific energy densities of any battery system at >400 W h kgsystem−1. The practical cell is expected to operate in air, which is flowed into the positive porous electrode where it... Read More about A lithium-air battery and gas handling system demonstrator.

Stability of layer-by-layer nanofiltration membranes in highly saline streams (2023)
Journal Article
Chen, J., Xu, S., Tang, C. Y., Hu, B., Tokay, B., & He, T. (2023). Stability of layer-by-layer nanofiltration membranes in highly saline streams. Desalination, 555, Article 116520. https://doi.org/10.1016/j.desal.2023.116520

Layer-by-layer (LBL) assembly is an essential method for the preparation of nanofiltration (NF) membranes, offering tunable charge and pore size, high water permeability, and good anti-fouling properties, making them highly suitable for resource reco... Read More about Stability of layer-by-layer nanofiltration membranes in highly saline streams.

Raising the Research Octane Number using an optimized Simulated Moving Bed technology towards greater sustainability and economic return (2022)
Journal Article
Muhammed, T., Tokay, B., & Conradie, A. (2023). Raising the Research Octane Number using an optimized Simulated Moving Bed technology towards greater sustainability and economic return. Fuel, Article 126864. https://doi.org/10.1016/j.fuel.2022.126864

The scale of CO2 emissions from light-duty vehicle (LDV) fleets worldwide has led governments to mandate substantive improvements in vehicle fuel economy, thereby mitigating climate change. Raising the Research Octane Number (RON) of fuel through iso... Read More about Raising the Research Octane Number using an optimized Simulated Moving Bed technology towards greater sustainability and economic return.

Regenerability of fly-ash derived zeolite NaP1: Evaluation via copper recovery (2022)
Journal Article
Ankrah, A. F., Tokay, B., & Snape, C. E. (2023). Regenerability of fly-ash derived zeolite NaP1: Evaluation via copper recovery. Engineering Reports, 5(4), Article e12591. https://doi.org/10.1002/eng2.12591

Effective regeneration of adsorbents is considered as one of the essential qualities for commercial use. However, most of the studies have only reported the adsorption properties and overlooked the reuse of adsorbents. In this study, we determined th... Read More about Regenerability of fly-ash derived zeolite NaP1: Evaluation via copper recovery.

Heavy Metal Removal from Aqueous Solutions Using Fly-Ash Derived Zeolite NaP1 (2022)
Journal Article
Ankrah, A. F., Tokay, B., & Snape, C. E. (2022). Heavy Metal Removal from Aqueous Solutions Using Fly-Ash Derived Zeolite NaP1. International Journal of Environmental Research, 16(2), Article 17. https://doi.org/10.1007/s41742-022-00395-9

Fly-ash derived zeolites have recently -received great attention as cheaper adsorbents to remove heavy metals from water since they can be synthesized from a waste product. In this study, we evaluated the single- and multi-cation adsorption efficienc... Read More about Heavy Metal Removal from Aqueous Solutions Using Fly-Ash Derived Zeolite NaP1.

Enhancement of photoconversion efficiency and light harvesting ability of TiO2 nanotube-arrays with Cu2ZnSnS4 (2021)
Journal Article
Al-Shihabi Al-Ani, A., Tokay, B., Zhu, W., & Chen, G. Z. (2022). Enhancement of photoconversion efficiency and light harvesting ability of TiO2 nanotube-arrays with Cu2ZnSnS4. International Journal of Hydrogen Energy, 47(72), 31003-31013. https://doi.org/10.1016/j.ijhydene.2021.10.110

We report an underpotential deposition (UPD) route of Cu2ZnSnS4/TiO2 nanotube arrays (TiO2-NTAs) in which the Kesterite (Cu2ZnSnS4) was employed as a sensitizer to enhance the photoconversion efficiency of the TiO2-NTAs. Cu2ZnSnS4 was simultaneously... Read More about Enhancement of photoconversion efficiency and light harvesting ability of TiO2 nanotube-arrays with Cu2ZnSnS4.

A comparative study of heavy metals removal using agricultural waste biosorbents (2021)
Journal Article
Tokay, B., & Akpinar, I. (2021). A comparative study of heavy metals removal using agricultural waste biosorbents. Bioresource Technology Reports, 15, 1-9. https://doi.org/10.1016/j.biteb.2021.100719

The adsorption capabilities of rice husk, coconut coir and moringa seeds were evaluated for the first time under the same experimental conditions for the removal of copper (Cu), nickel (Ni) and zinc (Zn from underground water. The effects of adsorben... Read More about A comparative study of heavy metals removal using agricultural waste biosorbents.

Mg-MOF-74/Polyvinyl acetate (PVAc) mixed matrix membranes for CO2 separation (2019)
Journal Article
Majumdar, S., Tokay, B., Martin-Gil, V., Campbell, J., Castro-Muñoz, R., Ahmad, M. Z., & Fila, V. (2020). Mg-MOF-74/Polyvinyl acetate (PVAc) mixed matrix membranes for CO2 separation. Separation and Purification Technology, 238, Article 116411. https://doi.org/10.1016/j.seppur.2019.116411

In this study, Mg-MOF-74 crystals were synthesised in order to prepare polymer/Mg-MOF-74 mixed matrix membranes (MMMs) for CO2/CH4 separation. Activation temperature and time of the Mg-MOF-74 crystals were determined in order to enhance the performan... Read More about Mg-MOF-74/Polyvinyl acetate (PVAc) mixed matrix membranes for CO2 separation.

Synthesis of MIL-53 thin films by vapour-assisted conversion (2019)
Journal Article
Warfsmann, J., Tokay, B., & Champness, N. R. (2020). Synthesis of MIL-53 thin films by vapour-assisted conversion. CrystEngComm, 22(6), 1009-1017. https://doi.org/10.1039/c9ce01644a

A simple method for the preparation of MIL-53 thin films is reported. By employing a vapour-assisted conversion (VAC) approach we were able to prepare homogeneous MIL-53 films on a variety of glass, silicon or alumina substrates. Our strategy uses a... Read More about Synthesis of MIL-53 thin films by vapour-assisted conversion.

Synthesis of hydrophobic MIL-53(Al) nanoparticles in low molecular weight alcohols: systematic investigation of solvent effects (2018)
Journal Article
Warfsman, J., Tokay, B., & Champness, N. (2018). Synthesis of hydrophobic MIL-53(Al) nanoparticles in low molecular weight alcohols: systematic investigation of solvent effects. CrystEngComm, 20(32), 4666-4675. https://doi.org/10.1039/C8CE00913A

The effects of using low-weight alcohols, methanol and ethanol, for the synthesis of MIL-53(Al) are investigated and the results directly compared with analogous synthesis in water and N,N-dimethylformamide (DMF). When methanol is employed in the syn... Read More about Synthesis of hydrophobic MIL-53(Al) nanoparticles in low molecular weight alcohols: systematic investigation of solvent effects.

Controlling the size and shape of Mg-MOF-74 crystals to optimise film synthesis on alumina substrates (2017)
Journal Article
Campbell, J., & Tokay, B. (2017). Controlling the size and shape of Mg-MOF-74 crystals to optimise film synthesis on alumina substrates. Microporous and Mesoporous Materials, 251, https://doi.org/10.1016/j.micromeso.2017.05.058

Mg-MOF-74 is a metal organic framework with the highest CO2 adsorption capacity of any porous material. Therefore, it has been suggested for CO2 separations as both an adsorbent and incorporated into membranes. Design of the Mg-MOF-74 crystal morphol... Read More about Controlling the size and shape of Mg-MOF-74 crystals to optimise film synthesis on alumina substrates.

Study of gas-liquid mixing in stirred vessel using electrical resistance tomography (2016)
Journal Article
Sher, F., Sajid, Z., Tokay, B., Martin, K., & Sadiqd, H. (in press). Study of gas-liquid mixing in stirred vessel using electrical resistance tomography. Asia-Pacific Journal of Chemical Engineering, https://doi.org/10.1002/apj.2019

This study presents a full operation and optimisation of a mixing unit; an innovative approach is developed to address the behaviour of gas-liquid mixing by using Electrical Resistance Tomography (ERT). The validity of the method is investigated by d... Read More about Study of gas-liquid mixing in stirred vessel using electrical resistance tomography.