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Fast pyrolysis of agricultural residues: Reaction mechanisms and effects of feedstock properties and microwave operating conditions on the yield and product composition (2023)
Journal Article
Silos-Llamas, A. K., Sudibyo, H., Hernández-Montoya, V., Meredith, W., & Durán-Jiménez, G. (2023). Fast pyrolysis of agricultural residues: Reaction mechanisms and effects of feedstock properties and microwave operating conditions on the yield and product composition. Journal of Analytical and Applied Pyrolysis, 175, Article 106217. https://doi.org/10.1016/j.jaap.2023.106217

Fundamental understanding of the pyrolysis process plays an indispensable role in valorization of wastes and the development of novel sustainable technologies. This study introduces a novel approach by investigating the reaction mechanisms involve in... Read More about Fast pyrolysis of agricultural residues: Reaction mechanisms and effects of feedstock properties and microwave operating conditions on the yield and product composition.

A comprehensive analysis on the synthesis of value-added chemicals via slow pyrolysis: Valorisation of rapeseed residue, whitewood, and seaweed (Laminaria digitata) (2023)
Journal Article
Güleç, F., Sudibyo, H., Kostas, E. T., Williams, O., Samson, A., Meredith, W., & Lester, E. (2023). A comprehensive analysis on the synthesis of value-added chemicals via slow pyrolysis: Valorisation of rapeseed residue, whitewood, and seaweed (Laminaria digitata). Journal of Analytical and Applied Pyrolysis, 173, Article 106093. https://doi.org/10.1016/j.jaap.2023.106093

Pyrolysis has emerged as a crucial thermochemical conversion technology in the field of biomass processing. Maximising the valorisation of biomass is an essential area of investigation, as it plays a pivotal role in understanding the economic viabili... Read More about A comprehensive analysis on the synthesis of value-added chemicals via slow pyrolysis: Valorisation of rapeseed residue, whitewood, and seaweed (Laminaria digitata).

Geochemical evaluation and hydrocarbon generation potential of the Upper Cretaceous–Pliocene succession, offshore Nile Delta, Egypt (2023)
Journal Article
Farouk, S., Khairy, A., Shehata, A. M., Uguna, C. N., El Sheennawy, T., Salama, A., …Meredith, W. (2023). Geochemical evaluation and hydrocarbon generation potential of the Upper Cretaceous–Pliocene succession, offshore Nile Delta, Egypt. Journal of African Earth Sciences, 205, Article 105004. https://doi.org/10.1016/j.jafrearsci.2023.105004

The offshore Nile Delta is a prominent petroleum province; nevertheless, previous research focused mainly on evaluation of Miocene–Pliocene possible source rocks because of lack of data. The current study is the first to evaluate organic geochemical... Read More about Geochemical evaluation and hydrocarbon generation potential of the Upper Cretaceous–Pliocene succession, offshore Nile Delta, Egypt.

Geochemical assessment and hydrocarbon potential of Oligocene–Pliocene source rocks from northeast onshore Nile Delta, Egypt (2023)
Journal Article
Khairy, A., El Diasty, W. S., Uguna, C. N., Peters, K. E., Vane, C. H., Snape, C. E., & Meredith, W. (2023). Geochemical assessment and hydrocarbon potential of Oligocene–Pliocene source rocks from northeast onshore Nile Delta, Egypt. International Journal of Coal Geology, 274, Article 104283. https://doi.org/10.1016/j.coal.2023.104283

Recent exploration in the Nile Delta Basin has led to major oil and gas discoveries; however, source–reservoir relationships in the onshore part of the basin are still ambiguous. This work involves a comprehensive geochemical assessment of possible O... Read More about Geochemical assessment and hydrocarbon potential of Oligocene–Pliocene source rocks from northeast onshore Nile Delta, Egypt.

Correction to: Comparison of bio-oils derived from crop digestate treated through conventional and microwave pyrolysis as an alternative route for further waste valorization (2023)
Journal Article
Perez, N. D., Lindfors, C., van den Broek, L. A., van der Putten, J., Meredith, W., & Robinson, J. (2023). Correction to: Comparison of bio-oils derived from crop digestate treated through conventional and microwave pyrolysis as an alternative route for further waste valorization. Biomass Conversion and Biorefinery, https://doi.org/10.1007/s13399-023-03868-9

In this article the Table 3 with SD± was not properly adjusted. The original article has been corrected.

CO2 capture from fluid catalytic crackers via chemical looping combustion: Regeneration of coked catalysts with oxygen carriers (2023)
Journal Article
Güleç, F., Meredith, W., & Snape, C. E. (2023). CO2 capture from fluid catalytic crackers via chemical looping combustion: Regeneration of coked catalysts with oxygen carriers. Journal of the Energy Institute, 107, Article 101187. https://doi.org/10.1016/j.joei.2023.101187

Oil refineries are responsible for ∼5% of total global CO2 emissions and approximately 25–35% of these emissions are released from a single unit called Fluid Catalytic Cracking (FCC). Chemical Looping Combustion (CLC) has been recently proposed as a... Read More about CO2 capture from fluid catalytic crackers via chemical looping combustion: Regeneration of coked catalysts with oxygen carriers.

Comparison of bio-oils derived from crop digestate treated through conventional and microwave pyrolysis as an alternative route for further waste valorization (2023)
Journal Article
Diaz Perez, N., Lindfors, C., van den Broek, L. A., van der Putten, J., Meredith, W., & Robinson, J. (2023). Comparison of bio-oils derived from crop digestate treated through conventional and microwave pyrolysis as an alternative route for further waste valorization. Biomass Conversion and Biorefinery, https://doi.org/10.1007/s13399-022-03712-6

A total of 120,000 tonnes per year of crop waste from contaminated land has been used as a feedstock for anaerobic digestion (AD). This produces only around 20% of biogas from the total crop and results in a large amount of digestate with heavy metal... Read More about Comparison of bio-oils derived from crop digestate treated through conventional and microwave pyrolysis as an alternative route for further waste valorization.

The productivity effects of macroalgal biochar from Ulva (Linnaeus) bloom species on Arabidopsis thaliana (Linnaeus) seedlings (2022)
Journal Article
Kenneth, F., Joniver, C. F., Meredith, W., & Adams, J. M. (2023). The productivity effects of macroalgal biochar from Ulva (Linnaeus) bloom species on Arabidopsis thaliana (Linnaeus) seedlings. European Journal of Phycology, 58(3), 284-299. https://doi.org/10.1080/09670262.2022.2103739

Intensive agricultural practices and poor management of organic waste have adverse effects on aquatic ecosystems, where excessive macroalgal proliferation can occur to form ‘green tides’, with negative environmental, ecological and socioeconomic impa... Read More about The productivity effects of macroalgal biochar from Ulva (Linnaeus) bloom species on Arabidopsis thaliana (Linnaeus) seedlings.

Synergistic effect in co-processing a residue from a transesterification process with vacuum gas oil in fluid catalytic cracking (2022)
Journal Article
Haruna, A. M., Meredith, W., & Snape, C. E. (2022). Synergistic effect in co-processing a residue from a transesterification process with vacuum gas oil in fluid catalytic cracking. Fuel, 327, Article 124973. https://doi.org/10.1016/j.fuel.2022.124973

The catalytic co-processing of bottom fuel oil (BFO) with refinery vacuum gas oil (VGO) using a commercial fluid catalytic cracking (FCC) zeolite equilibrium catalyst was carried out to ascertain its potential as a source for biofuels. The BFO used w... Read More about Synergistic effect in co-processing a residue from a transesterification process with vacuum gas oil in fluid catalytic cracking.

Molecular and isotopic evidence for the origin of light oils and associated gases in the onshore northeast Nile Delta (2022)
Journal Article
Khairy, A., El Diasty, W. S., Peters, K. E., & Meredith, W. (2022). Molecular and isotopic evidence for the origin of light oils and associated gases in the onshore northeast Nile Delta. Marine and Petroleum Geology, 140, Article 105658. https://doi.org/10.1016/j.marpetgeo.2022.105658

The Nile Delta is a prolific hydrocarbon province in Egypt and the eastern Mediterranean region, particularly for gas resources. However, the origin of discovered hydrocarbons from the onshore Nile Delta has not been comprehensively studied. Fourteen... Read More about Molecular and isotopic evidence for the origin of light oils and associated gases in the onshore northeast Nile Delta.

The effect of oil extraction on porosity and methane adsorption for dry and moisture-equilibrated shales (2022)
Journal Article
Li, W., Stevens, L. A., Meredith, W., Uguna, C. N., Vane, C. H., Zhang, B., …Snape, C. E. (2022). The effect of oil extraction on porosity and methane adsorption for dry and moisture-equilibrated shales. Fuel, 316, Article 123304. https://doi.org/10.1016/j.fuel.2022.123304

The porosity and methane adsorption capacity of shale used to estimate gas in place (GIP) are affected both by moisture and oil residing in the pore structure, as well as oil naturally present from maturation, which can include contaminant drilling m... Read More about The effect of oil extraction on porosity and methane adsorption for dry and moisture-equilibrated shales.

Opening the black box: Soil microcosm experiments reveal soot black carbon short-term oxidation and influence on soil organic carbon mineralisation (2021)
Journal Article
Crispo, M., Cameron, D. D., Meredith, W., Eveleigh, A., Ladommatos, N., Mašek, O., & Edmondson, J. L. (2021). Opening the black box: Soil microcosm experiments reveal soot black carbon short-term oxidation and influence on soil organic carbon mineralisation. Science of the Total Environment, 801, Article 149659. https://doi.org/10.1016/j.scitotenv.2021.149659

Soils hold three quarters of the total organic carbon (OC) stock in terrestrial ecosystems and yet we fundamentally lack detailed mechanistic understanding of the turnover of major soil OC pools. Black carbon (BC), the product of the incomplete combu... Read More about Opening the black box: Soil microcosm experiments reveal soot black carbon short-term oxidation and influence on soil organic carbon mineralisation.

Heavy metals and metalloids concentrations across UK urban horticultural soils and the factors influencing their bioavailability to food crops (2021)
Journal Article
Crispo, M., Dobson, M. C., Blevins, R. S., Meredith, W., Lake, J. A., & Edmondson, J. L. (2021). Heavy metals and metalloids concentrations across UK urban horticultural soils and the factors influencing their bioavailability to food crops. Environmental Pollution, 288, Article 117960. https://doi.org/10.1016/j.envpol.2021.117960

Urban horticulture (UH) has been proposed as a solution to increase urban sustainability, but the potential risks to human health due to potentially elevated soil heavy metals and metalloids (HM) concentrations represent a major constraint for UH exp... Read More about Heavy metals and metalloids concentrations across UK urban horticultural soils and the factors influencing their bioavailability to food crops.

Green and simple approach for low-cost bioproducts preparation and CO2 capture (2021)
Journal Article
Durán-Jiménez, G., Kostas, E. T., Stevens, L. A., Meredith, W., Erans, M., Hernández-Montoya, V., …Binner, E. (2021). Green and simple approach for low-cost bioproducts preparation and CO2 capture. Chemosphere, 279, Article 130512. https://doi.org/10.1016/j.chemosphere.2021.130512

This study has demonstrated, for the first time, a simple, fast and flexible microwave processing method for the simultaneous preparation of bio-products (bio-oil, bio-gas and biochar) using a methodology that avoids any form of catalyst or chemical... Read More about Green and simple approach for low-cost bioproducts preparation and CO2 capture.

Comparison of the impact of moisture on methane adsorption and nanoporosity for over mature shales and their kerogens (2021)
Journal Article
Li, W., Stevens, L. A., Uguna, C. N., Vane, C. H., Meredith, W., Tang, L., …Snape, C. E. (2021). Comparison of the impact of moisture on methane adsorption and nanoporosity for over mature shales and their kerogens. International Journal of Coal Geology, 237, Article 103705. https://doi.org/10.1016/j.coal.2021.103705

© 2021 Elsevier B.V. Moisture in shales under reservoir conditions adversely affects gas adsorption and nanoporosity and is also likely to impact on the contribution that kerogen makes to the methane adsorption capacity. To investigate these phenomen... Read More about Comparison of the impact of moisture on methane adsorption and nanoporosity for over mature shales and their kerogens.

It's the product not the polymer: Rethinking plastic pollution (2020)
Journal Article
Stanton, T., Kay, P., Johnson, M., Chan, F. K. S., Gomes, R. L., Hughes, J., …Xu, Y. (2021). It's the product not the polymer: Rethinking plastic pollution. Wiley Interdisciplinary Reviews: Water, 8(1), Article e1490. https://doi.org/10.1002/wat2.1490

Mismanaged plastic waste poses a complex threat to the environments that it contaminates, generating considerable concern from academia, industry, politicians, and the general public. This concern has driven global action that presents a unique oppor... Read More about It's the product not the polymer: Rethinking plastic pollution.

Progress in the CO2 Capture Technologies for Fluid Catalytic Cracking (FCC) Units—A Review (2020)
Journal Article
Güleç, F., Meredith, W., & Snape, C. E. (2020). Progress in the CO2 Capture Technologies for Fluid Catalytic Cracking (FCC) Units—A Review. Frontiers in Energy Research, 8, https://doi.org/10.3389/fenrg.2020.00062

© Copyright © 2020 Güleç, Meredith and Snape. Heavy industries including cement, iron and steel, oil refining, and petrochemicals are collectively responsible for about 22% of global CO2 emissions. Among these industries, oil refineries account for 4... Read More about Progress in the CO2 Capture Technologies for Fluid Catalytic Cracking (FCC) Units—A Review.

Demonstrating the applicability of chemical looping combustion for the regeneration of fluid catalytic cracking catalysts (2020)
Journal Article
Güleç, F., Meredith, W., Sun, C. G., & Snape, C. E. (2020). Demonstrating the applicability of chemical looping combustion for the regeneration of fluid catalytic cracking catalysts. Chemical Engineering Journal, 389, Article 124492. https://doi.org/10.1016/j.cej.2020.124492

© 2020 Elsevier B.V. Fluid Catalytic Cracking (FCC) units are responsible for roughly 25% of CO2 emissions from oil refineries, which themselves account for 4–6% of total global CO2 emissions. Although post- and oxy-combustion technologies have been... Read More about Demonstrating the applicability of chemical looping combustion for the regeneration of fluid catalytic cracking catalysts.

Microwave pyrolysis of olive pomace for bio-oil and bio-char production (2019)
Journal Article
Williams, O. S., Kostas, E. T., Durán-Jiménez, G., Shepherd, B. J., Meredith, W., Stevens, L. A., …Lye, G. J. (2020). Microwave pyrolysis of olive pomace for bio-oil and bio-char production. Chemical Engineering Journal, 387, Article 123404. https://doi.org/10.1016/j.cej.2019.123404

Olive pomace is a widely available agro-industrial waste residue in Europe that has the potential to contribute towards a circular, low carbon bio-economy. This study demonstrated, for the first time, the ability to successfully pyrolyse olive pomace... Read More about Microwave pyrolysis of olive pomace for bio-oil and bio-char production.

Shale gas reserve evaluation by laboratory pyrolysis and gas holding capacity consistent with field data (2019)
Journal Article
Whitelaw, P., Uguna, C. N., Stevens, L. A., Meredith, W., Snape, C. E., Vane, C. H., …Carr, A. D. (2019). Shale gas reserve evaluation by laboratory pyrolysis and gas holding capacity consistent with field data. Nature Communications, 10(1), Article 3659. https://doi.org/10.1038/s41467-019-11653-4

Exploration for shale gas occurs in onshore basins, with two approaches used to predict the maximum gas in place (GIP) in the absence of production data. The first estimates adsorbed plus free gas held within pore space, and the second measures gas y... Read More about Shale gas reserve evaluation by laboratory pyrolysis and gas holding capacity consistent with field data.