All Outputs (26)

Zero-valent iron (ZVI) facilitated in-situ selenium (Se) immobilization and its recovery by magnetic separation: Mechanisms and implications for microbial ecology (2024)
Journal Article

Selenium (Se(VI)) is environmentally toxic. One of the most popular reducing agents for Se(VI) remediation is zero-valent iron (ZVI). However, most ZVI studies were carried out in water matrices, and the recovery of reduced Se has not been investigat... Read More about Zero-valent iron (ZVI) facilitated in-situ selenium (Se) immobilization and its recovery by magnetic separation: Mechanisms and implications for microbial ecology.

A sustainable bioprocess to produce bacterial cellulose (BC) using waste streams from wine distilleries and the biodiesel industry: evaluation of BC for adsorption of phenolic compounds, dyes and metals (2024)
Journal Article

Background The main challenge for large-scale production of bacterial cellulose (BC) includes high production costs interlinked with raw materials, and low production rates. The valorization of renewable nutrient sources could improve the economic e... Read More about A sustainable bioprocess to produce bacterial cellulose (BC) using waste streams from wine distilleries and the biodiesel industry: evaluation of BC for adsorption of phenolic compounds, dyes and metals.

Urban mining of municipal solid waste incineration (MSWI) residues with emphasis on bioleaching technologies: a critical review (2023)
Journal Article

Metals are essential in our daily lives and have a finite supply, being simultaneously contaminants of concern. The current carbon emissions and environmental impact of mining are untenable. We need to reclaim metals sustainably from secondary resour... Read More about Urban mining of municipal solid waste incineration (MSWI) residues with emphasis on bioleaching technologies: a critical review.

Methanogenesis from Mineral Carbonates, a Potential Indicator for Life on Mars (2022)
Journal Article

Priorities for the exploration of Mars involve the identification and observation of biosignatures that indicate the existence of life on the planet. The atmosphere and composition of the sediments on Mars suggest suitability for anaerobic chemolitho... Read More about Methanogenesis from Mineral Carbonates, a Potential Indicator for Life on Mars.

Selenium (Se) recovery for technological applications from environmental matrices based on biotic and abiotic mechanisms (2021)
Journal Article

Selenium (Se) is an essential element with application in manufacturing from food to medical industries. Water contamination by Se is of concern due to anthropogenic activities. Recently, Se remediation has received increasing attention. Hence, diffe... Read More about Selenium (Se) recovery for technological applications from environmental matrices based on biotic and abiotic mechanisms.

Evaluation of photoanode materials used in biophotovoltaic systems for renewable energy generation (2021)
Journal Article

Biological photovoltaic (BPV) cells are living solar panels capable of producing clean energy by extracting electrons from sunlight (in daytime) and stored carbon in microbial cells (during the night or on cloudy days), irrespective of the organic su... Read More about Evaluation of photoanode materials used in biophotovoltaic systems for renewable energy generation.

Research trends and future perspectives in marine biomimicking robotics (2021)
Journal Article

Mechatronic and soft robotics are taking inspiration from the animal kingdom to create new high-performance robots. Here, we focused on marine biomimetic research and used innovative bibliographic statistics tools, to highlight established and emergi... Read More about Research trends and future perspectives in marine biomimicking robotics.

Opportunities and threats of selenium supply from unconventional and low-grade ores: A critical review (2021)
Journal Article

Research on selenium has increased in recent years due to its extensive use in electronic applications, solar cells, glass industry, photocopying, cosmetic industry, and as a dietary supplement. New data and discoveries on the importance of this meta... Read More about Opportunities and threats of selenium supply from unconventional and low-grade ores: A critical review.

Combined Use of Remediation Technologies with Electrokinetics (2021)
Book Chapter

Soil contamination is a global challenge linked to both water and food security. In most cases of contaminated soil, there is not just one contaminant, but a mixture of inorganic and organic pollutants, which hinders the efficacy of remediation techn... Read More about Combined Use of Remediation Technologies with Electrokinetics.

Doce River Large-Scale Environmental Catastrophe: Decision and Policy-Making Outcomes (2021)
Book Chapter

A tailings dam failed on 5 November 2015, flooding the Doce River, Brazil, with 34 Mm3 of tailings and killing 19 people, together with massive riverine life annihilation, water-use impairments, and fisheries interruption. A total of 663.2 km of rive... Read More about Doce River Large-Scale Environmental Catastrophe: Decision and Policy-Making Outcomes.

Hydrogenotrophic Methanogenesis Under Alkaline Conditions (2020)
Journal Article

© Copyright © 2020 Wormald, Rout, Mayes, Gomes and Humphreys. A cement-based geological disposal facility (GDF) is one potential option for the disposal of intermediate level radioactive wastes. The presence of both organic and metallic materials wit... Read More about Hydrogenotrophic Methanogenesis Under Alkaline Conditions.

Electro-oxidation of amoxicillin using titanium electrodes electrophoretically coated by iridium or ruthenium with tantalum oxides (2020)
Journal Article

© 2020 Society of Chemical Industry (SCI) BACKGROUND: Amoxicillin (AMX) is one of the pharmaceutical compounds in waters being targeted in wastewater decontamination studies, and some of the technological alternatives to degrade it involve using modi... Read More about Electro-oxidation of amoxicillin using titanium electrodes electrophoretically coated by iridium or ruthenium with tantalum oxides.

Enhanced electrodialytic bioleaching of fly ashes of municipal solid waste incineration for metal recovery (2020)
Journal Article

© 2020 Elsevier Ltd Metal recovery from wastes is essential for a circular economy and minimising present-day society environmental footprint. In this study, we combined electrodialysis with bioleaching of fly ashes for enhanced metal recovery from m... Read More about Enhanced electrodialytic bioleaching of fly ashes of municipal solid waste incineration for metal recovery.

Bioleaching for resource recovery from low-grade wastes like fly and bottom ashes from municipal incinerators: A SWOT analysis (2020)
Journal Article

Bioleaching (or microbial leaching) is a biohydrometallurgical technology that can be applied for metal recovery from anthropogenic waste streams. In particular, fly ashes and bottom ashes of municipal solid waste incineration (MSWI) can be used as a... Read More about Bioleaching for resource recovery from low-grade wastes like fly and bottom ashes from municipal incinerators: A SWOT analysis.

Chapter 7: Integrating Remediation and Resource Recovery of Industrial Alkaline Wastes: Case Studies of Steel and Alumina Industry Residues (2019)
Book Chapter

© The Royal Society of Chemistry 2020. With an estimated annual production of two billion tonnes globally, alkaline industrial wastes can be considered both major global waste streams, and materials that offer significant options for potential resour... Read More about Chapter 7: Integrating Remediation and Resource Recovery of Industrial Alkaline Wastes: Case Studies of Steel and Alumina Industry Residues.

Circular economy and the matter of integrated resources (2019)
Journal Article

A circular economy offers solutions for global sustainability challenges through the transition from the linear take-make-use-dispose economy to a better organisation of resources. However, realising a circular economy has ran into various biophysica... Read More about Circular economy and the matter of integrated resources.

Optimization Routes for the Bioleaching of MSWI Fly and Bottom Ashes Using Microorganisms Collected from a Natural System (2019)
Journal Article

This paper presents a route for the treatment of MSWI fly (FA) and bottom ashes (BA) using microorganisms to critically assess whether bioleaching is within reach of effective industrial application. The leaching of metals from BA and FA was invest... Read More about Optimization Routes for the Bioleaching of MSWI Fly and Bottom Ashes Using Microorganisms Collected from a Natural System.

Constructed wetlands for steel slag leachate management: Partitioning of arsenic, chromium, and vanadium in waters, sediments, and plants (2019)
Journal Article

Constructed wetlands can treat highly alkaline leachate resulting from the weathering of steel slag before reuse (e.g. as aggregate) or during disposal in repositories and legacy sites. This study aimed to assess how metal(loid)s soluble at high pH,... Read More about Constructed wetlands for steel slag leachate management: Partitioning of arsenic, chromium, and vanadium in waters, sediments, and plants.

Options for managing alkaline steel slag leachate: A life cycle assessment (2018)
Journal Article

© 2018 The Authors Management of steel slag (a major by-product of the steel industry) includes the treatment of highly alkaline leachate (pH > 11.5) from rainwater infiltration of slag deposits to prevent adverse impact upon surface or ground waters... Read More about Options for managing alkaline steel slag leachate: A life cycle assessment.

Atmospheric CO2 sequestration in iron and steel slag: Consett, County Durham, UK (2018)
Journal Article

Carbonate formation in waste from the steel industry could constitute a non-trivial proportion of global requirements to remove carbon dioxide from the atmosphere at potentially low cost. To constrain this potential, we examined atmospheric carbon di... Read More about Atmospheric CO2 sequestration in iron and steel slag: Consett, County Durham, UK.