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All Outputs (18)

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.

Gas Transport Properties of the Metal-Organic Framework (MOF)-Assisted Polymer of Intrinsic Microporosity (PIM-1) Thin-Film Composite Membranes (2020)
Journal Article
Aliyev, E., Warfsmann, J., Tokay, B., Shishatskiy, S., Lee, Y., Lillepaerg, J., …Filiz, V. (2021). Gas Transport Properties of the Metal-Organic Framework (MOF)-Assisted Polymer of Intrinsic Microporosity (PIM-1) Thin-Film Composite Membranes. ACS Sustainable Chemistry and Engineering, 9(2), 684-694. https://doi.org/10.1021/acssuschemeng.0c06297

The current study summarizes the findings of single-gas transport performances of mixed matrix thin-film composite membranes consisting of metal-organic frameworks (MOFs) incorporated into a polymer of intrinsic microporosity (PIM-1). Mg-MOF-74, MIL-... Read More about Gas Transport Properties of the Metal-Organic Framework (MOF)-Assisted Polymer of Intrinsic Microporosity (PIM-1) Thin-Film Composite Membranes.

Thin film synthesis of hybrid ultramicroporous materials (HUMs)- a comparative approach (2020)
Journal Article
Warfsmann, J., Tokay, B., & Champness, N. R. (2021). Thin film synthesis of hybrid ultramicroporous materials (HUMs)- a comparative approach. Microporous and Mesoporous Materials, 311, Article 110686. https://doi.org/10.1016/j.micromeso.2020.110686

© 2020 The thin-film synthesis of the hybrid ultramicroporous material (HUM) TIFSIX-3-Ni on glass substrates are reported for the first time. Several methods of film formation are employed including dip-coating, seeding and secondary growth, vapour-a... Read More about Thin film synthesis of hybrid ultramicroporous materials (HUMs)- a comparative approach.

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.

Water desalination using a temperature gradient (2019)
Journal Article
Robinson, J., Meehan, J., Taqi, A., Binner, E., & Tokay, B. (2019). Water desalination using a temperature gradient. Desalination, 464, 1-7. https://doi.org/10.1016/j.desal.2019.04.013

A new concept for reverse osmosis is identified based on the use of a temperature gradient instead of pressure. When the temperature of the permeate-side of the membrane is higher than the feed-side then a significant driving force exists for water t... Read More about Water desalination using a temperature gradient.

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.

Highly sensitive volatile organic compounds vapour measurements using a long period grating optical fibre sensor coated with metal organic framework ZIF-8 (2018)
Journal Article
Hromadka, J., Tokay, B., Correia, R., Morgan, S. P., & Korposh, S. (2018). Highly sensitive volatile organic compounds vapour measurements using a long period grating optical fibre sensor coated with metal organic framework ZIF-8. Sensors and Actuators B: Chemical, 260, https://doi.org/10.1016/j.snb.2018.01.015

An optical fibre long period grating (LPG) based volatile organic compound (VOC) sensor coated with ZIF-8, a material from the zeolite imidazolate framework (ZIF) family, functional coating is presented. ZIF-8 film was deposited onto the surface of t... Read More about Highly sensitive volatile organic compounds vapour measurements using a long period grating optical fibre sensor coated with metal organic framework ZIF-8.

Carbon dioxide measurements using long period grating optical fibre sensor coated with metal organic framework HKUST-1 (2017)
Journal Article
Hromadka, J., Tokay, B., Correia, R., Morgan, S. P., & Korposh, S. (2018). Carbon dioxide measurements using long period grating optical fibre sensor coated with metal organic framework HKUST-1. Sensors and Actuators B: Chemical, 255(3), https://doi.org/10.1016/j.snb.2017.09.041

An optical fibre long period grating (LPG) based carbon dioxide (CO2) sensor coated with HKUST-1, a material from the metal organic framework family, functional coating is presented. In-situ crystallization and layer by layer (LbL) techniques of HKUS... Read More about Carbon dioxide measurements using long period grating optical fibre sensor coated with metal organic framework HKUST-1.

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.

Optical fibre long period grating gas sensor modified with metal organic framework thin films (2015)
Journal Article
Hromadka, J., Tokay, B., Korposh, S., & James, S. (2015). Optical fibre long period grating gas sensor modified with metal organic framework thin films. Sensors and Actuators B: Chemical, 221, https://doi.org/10.1016/j.snb.2015.07.027

An optical fibre long period grating (LPG) modified with a thin film of ZIF-8, zeolitic immidazol framework material, a subgroup of metal organic framework (MOF) family, was employed for the detection of organic vapours. ZIF-8 film was deposited onto... Read More about Optical fibre long period grating gas sensor modified with metal organic framework thin films.