Themed collection Renewables showcase

Retrofitting alternative fuels, clinker replacement, and carbon removal technologies to cement facilities can enable net-zero emissions while minimizing cost increases in the near-term.

We developed a Technology Roadmap for emissions intensive and trade exposed (EITE) sectors to help policymakers and firms formulate a climate change mitigation strategy employing innovative technologies for large industrial emitters.

Systematic insights into the recent attainments, limitations, and future directions of hydrogen production, storage, delivery, and usage are provided, aiming at offering critical guidance for the future establishment of a hydrogen society.

This review provides a comprehensive overview of recent efforts and understanding in methane conversion to valuable products, including oxygenates and hydrocarbons, by taking advantage of electrocatalysis and photocatalysis.

A quantitative review of 89 hydrogen production cost forecasts, providing future prospects and multifaceted analyses.

Sorbent-assisted AWH and moisture-enabled energy generation are reviewed in parallel to reveal the correlation between these two technologies.

Renewable hybrid hydrogen energy systems provide clean, sustainable energy sources that can be used for a wide range of applications, ranging from energy provision at remote locations to exporting energy on a large scale.

Hydrogen is a highly versatile energy vector whose oxidation releases ‘green energy’. Its large scale production however has associated emissions.

The development of sustainable energy technologies has received considerable attention to meet increasing global energy demands and to realise organisational goals (e.g., United Nations, the Paris Agreement) of carbon neutrality.

Production quantity ratio of petroleum derived chemical products. This also presents the concept of replacing all petroleum-based chemical products with natural biomass-based chemical products.

The chemical industry plays a pivotal role in modern society, providing essential products like plastics, consumer products, pharmaceuticals, speciality and agricultural chemicals.

Compressed CO₂ energy storage (CCES) is a promising energy storage option with benefits like easy liquefaction, high density, and environmental compatibility.

Hydrogen fuel offers promising decarbonization solutions for hard-to-abate transport sectors. In this review, we investigate the research trends and evolution in hydrogen-fuelled internal combustion engines (ICEs) over the last decade.

In this review, we present a comprehensive strategies for overcoming hurdles to store hydrogen and natural gas in the clathrate hydrate media under a static system.

This review highlights the progress and challenges in the mechanical, thermal and chemical recycling and recovery of end-of-life WTBs, which are mainly composed of fiber-reinforced polymer composites.

This review details the potential of BDFMs as promising carriers for enzymes for the design of sustainable and robust biocatalysts with improved activity, stability, and reusability.

This review overviews recent advances of the utilization of lignin-based/-derived macromolecules as key components of electrochemical energy storage devices. An outlook on future directions in this rapidly developing field is also envisioned.

A systems optimization framework and life cycle assessment to evaluate economic and environmental implications of green hydrogen produced offshore predicts a delivered cost of $2.50–$7.00 per kg H₂ and life cycle GHG emissions below the 4 kg CO₂e per kg H₂ benchmark.

The careful selection of solvents is pivotal in determining whether the process involving CO₂ is reversible or irreversible.

Cement production requires location-specific net-zero strategies as the costs of suggested strategies depend on transport of feedstocks or captured CO₂. In this article we find least-cost strategies using mixed integer linear programming.

We propose an innovative approach to address the pressing need for efficient and transparent evaluation techniques to assess extraction processes’ sustainability.

Integrated experimental campaigns provide detailed insight into the production of sustainable aviation fuel from woody biomass via catalytic fast pyrolysis and hydrotreating.

LiFePO₄ recycling: The reaction mechanism involved in reductive ball-milling of a straightforward and acid-free mechanochemical recycling approach is elucidated.

Aluminum, a safe and energy-dense circular fuel, can be cost-competitive with ammonia and cheaper than liquefied hydrogen.

Understanding the material challenge of electrifying passenger vehicles is key to delivering the greenhouse gas emissions reduction that is targeted by transportation sector policies.

The world-longest SLGHP (4149 m long) and the world's first SLGHP output vapor-driven power generator are developed for the exploitation of geothermal energy.

This work shows that Li₂MnO₃ acts as an oxygen donor during glucose pyrolysis and gasification processes, enhancing H₂ production. Moreover, a CO oxidation-capture process occurs during gasification, improving the H₂/CO_x ratio below 550 °C.

The grand transition towards green pathways for chemical production, alongside ambitious climate policies, could achieve 90% reduction in climate change impacts by 2050, while fossil routes offer a reduction of 10% in the best case.

The production cost of green methanol from renewable electricity-based hydrogen and atmospheric carbon dioxide could reach market prices by 2040, making it a potential solution for defossilisation of the global chemical industry and marine transport.

Grid emission factors from official sources vary. Nine relevant aspects were identified and their influence quantified. The recommended set of aspects best represents emissions from grid electricity consumption.

The development of a novel sustainable supply chain screening method via performance distribution prediction for olefins.

We quantified the life-cycle environmental impacts of H₂ production at the regional and global levels for the first time.

The integration of non-thermal plasma with a nanoclustered Ir catalyst achieves an 87% liquid oil yield from pyrolysis oil, showcasing the transformative impact of plasma-catalysis synergies in activating methane and cleaving long-chain oil molecules.

Geographic variation of PtL jet fuel production cost from standalone hybrid solar PV-wind plants is estimated for Europe through 2050.

Unveiling the potential of blue hydrogen: empowering global research networks for a sustainable energy evolution.

Green H₂ production reduces emissions by 80–95% compared to grey H₂ thus meeting the REDII directive. However, blue and turquoise H₂ fall short of meeting this criterion without CO₂ sequestration.

Fe–N–C catalyst production outperforms Pt/C from an enviro-economic viewpoint, but further Fe–N–C activity development is required before deployment in PEMFCs.

Algal biofuel production via a green bio-electro-Fenton process is a promising alternative to meet global energy demand.

Limonene from citrus peel waste is applied as a renewable expander molecule for the synthesis of large-mesopore templated silica. Comparative life cycle assessment with the conventional expander TMB demonstrates the lower environmental impact.

Green solvent processing of all the functional layers in efficient solar cells.

Green methanol and green ammonia produced by renewable electricity and electricity-based hydrogen become the backbone for a defossilised global chemical industry.

This work examines the feasibility of a greenfield mixed plastics waste gasification facility with process modeling, TEA, and LCA.

Offshore green-hydrogen production: breakthrough in the bottleneck of offshore wind development.

This work demonstrates the feasibility of aliphatic dicarbamate PCMs as inexpensive, stable and sustainable materials for the storage of renewable energy in the “Thermal Battery”.

The impact of plasma processing technology as an electric conversion of fuels in the oil and gas industry is demonstrated with significant GHG emission reduction while producing fuels of high quality.

We quantify the absolute environmental sustainability of DME-fuelled heavy-duty (HD) trucks, and compare it against the current diesel counterpart, finding that renewable DME can promote an absolute environmentally sustainable HD truck sector.

NiS₂/CdS photocatalyst produced from deep eutectic solvothermal technique is efficient for visible-light-driven dehydrogenation of 5-hydroxymethylfurfural into H₂ and 2,5-diformylfuran at rates of up to 519.64 and 476.60 μmol g⁻¹ h⁻¹, respectively.

Pumped thermal energy storage is the solution for storing volatile electricity from renewables. This study investigates the direct convection of electricity into heating, cooling and high-temperature thermal energy for future use in a power cycle.

Double synergetic functions of cathode materials and biomass waste towards recycling valuable metals and microthermal catalytic production of H₂.