All Outputs (53)

GC-MS analysis of alkylpyrazines in the pyrolysis oils of silica-polyethylenimine CO2 sorbents (2023)
Journal Article

Solid sorbents based on silica and polyethyleneimine (PEI) are intensively investigated in the field of carbon capture and storage (CCS). Pyrolysis was proposed as a thermal process to recover the pure silica from exhausted sorbents and convert PEI i... Read More about GC-MS analysis of alkylpyrazines in the pyrolysis oils of silica-polyethylenimine CO2 sorbents.

Valorization Strategies in CO2 Capture: A New Life for Exhausted Silica-Polyethylenimine (2023)
Journal Article

The search for alternative ways to give a second life to materials paved the way for detailed investigation into three silica-polyethylenimine (Si-PEI) materials for the purpose of CO2 adsorption in carbon capture and storage. A solvent extraction pr... Read More about Valorization Strategies in CO2 Capture: A New Life for Exhausted Silica-Polyethylenimine.

Low-temperature chemical looping oxidation of hydrogen for space heating (2023)
Journal Article

Chemical looping combustion (CLC) is an advanced combustion process in which the combustion reaction splits into two parts; in the first reaction metal oxides are used as oxygen suppliers for fuel combustion and then in the second reaction, reduced m... Read More about Low-temperature chemical looping oxidation of hydrogen for space heating.

Biochar application to temperate grasslands: challenges and opportunities for delivering multiple ecosystem services (2023)
Journal Article

Grasslands (natural, semi-natural and improved) occupy approximately one-third of the terrestrial biosphere and are key for global ecosystem service provision, storing up to 30% of soil organic carbon (SOC). To date, most research on soil carbon (C)... Read More about Biochar application to temperate grasslands: challenges and opportunities for delivering multiple ecosystem services.

Geochemical assessment and hydrocarbon potential of Oligocene–Pliocene source rocks from northeast onshore Nile Delta, Egypt (2023)
Journal Article

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.

CO2 capture from fluid catalytic crackers via chemical looping combustion: Regeneration of coked catalysts with oxygen carriers (2023)
Journal Article

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.

Analytical pyrolysis of polyethyleneimines (2022)
Journal Article

Poly(ethylene imine) is a family of polymers with a high content of amine groups employed in various applications and widely investigated as CO2 adsorbents in carbon capture and sequestration. In this study, five branched polyethylenimines (PEIs) of... Read More about Analytical pyrolysis of polyethyleneimines.

Regenerability of fly-ash derived zeolite NaP1: Evaluation via copper recovery (2022)
Journal Article

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.

Combining molecular simulation and experiment to understand the effect of moisture on methane adsorption in kerogens (2022)
Journal Article

There is a limited understanding of the critical impact moisture has on shale gas resource estimation by affecting gas adsorption and pore structure. Laboratory experiments on dry and 95% relative humidity (R.H.) isolated kerogens are combined with G... Read More about Combining molecular simulation and experiment to understand the effect of moisture on methane adsorption in kerogens.

Synergistic effect in co-processing a residue from a transesterification process with vacuum gas oil in fluid catalytic cracking (2022)
Journal Article

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.

Should IQOS Emissions Be Considered as Smoke and Harmful to Health? A Review of the Chemical Evidence (2022)
Journal Article

The chemical evidence that IQOS emissions fit the definition of both an aerosol and smoke, and that IQOS and potentially other heated tobacco products (HTPs) pose some harmful health threats from the range of compounds released even at somewhat lower... Read More about Should IQOS Emissions Be Considered as Smoke and Harmful to Health? A Review of the Chemical Evidence.

Effect of process variables on producing biocoals by hydrothermal carbonisation of pine Kraft lignin at low temperatures (2022)
Journal Article

Lignin from pulping is recovered in a wet form, making it ideal for hydrothermal carbonisation (HTC). This study investigates the effects of temperature (200–280 °C), residence time (1–6 h), and water to biomass mass ratio (2:1–6:1) on the compositio... Read More about Effect of process variables on producing biocoals by hydrothermal carbonisation of pine Kraft lignin at low temperatures.

Renewable binders from waste biomass for road construction: A review on thermochemical conversion technologies and current developments (2022)
Journal Article

Biobinders (binders manufactured from biomass) are becoming popular in asphalt engineering due to growing environmental concerns of greenhouse gas emissions from the use of fossil fuels and depleting petroleum bitumen reserves. Waste biomass products... Read More about Renewable binders from waste biomass for road construction: A review on thermochemical conversion technologies and current developments.

Molecular Formula Prediction for Chemical Filtering of 3D OrbiSIMS Datasets (2022)
Journal Article

Modern mass spectrometry techniques produce a wealth of spectral data, and although this is an advantage in terms of the richness of the information available, the volume and complexity of data can prevent a thorough interpretation to reach useful co... Read More about Molecular Formula Prediction for Chemical Filtering of 3D OrbiSIMS Datasets.

Heavy Metal Removal from Aqueous Solutions Using Fly-Ash Derived Zeolite NaP1 (2022)
Journal Article

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.

The effect of oil extraction on porosity and methane adsorption for dry and moisture-equilibrated shales (2022)
Journal Article

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.

Comparison of the impact of moisture on methane adsorption and nanoporosity for over mature shales and their kerogens (2021)
Journal Article

© 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

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.

Low dimensional nanostructures of fast ion conducting lithium nitride (2020)
Journal Article

As the only stable binary compound formed between an alkali metal and nitrogen, lithium nitride is a material with remarkable properties and a model material for energy applications involving the transport of lithium ions. Following a materials desig... Read More about Low dimensional nanostructures of fast ion conducting lithium nitride.

Low dimensional nanostructures of fast ion conducting lithium nitride (2020)
Journal Article

© 2020, The Author(s). As the only stable binary compound formed between an alkali metal and nitrogen, lithium nitride possesses remarkable properties and is a model material for energy applications involving the transport of lithium ions. Following... Read More about Low dimensional nanostructures of fast ion conducting lithium nitride.