Leveraging Dual‐Atom Catalysts for Electrocatalysis Revitalization: Exploring the Structure‐Performance Correlation

Advanced Energy Materials, Journal Year: 2024, Volume and Issue: 14(18)

Published: Feb. 27, 2024

Abstract In light of the profound shift toward renewable fuels, dual‐atom catalysts (DACs) are impressively prospected as auspicious for electrocatalysis revitalization, accomplishing environmental remediation and sustainable global energy security. Leveraging appealing attributes such inspiring synergistic effect, additional adjacent adsorption sites, ultrahigh atom utilization, DACs endowed with unprecedented stability, activity, selectivity in multifarious energy‐related applications. By virtue addressing time technological prominence to review this ground‐breaking atomic electrocatalyst, first encompasses a correlation elucidation between substrate, dual‐atoms, facile synthetic approaches intriguing modification strategies. Furthermore, state‐of‐the‐art characterization techniques specially employed spotlighted, alongside rigorously unveiling novel mechanistic insights’ milestone gained from both theoretical modeling experimental research multitudes environmentally benign electrocatalytic applications, including O 2 reduction, CO H evolution, N other fundamental reactions. As final note, presents brief conclusion highlighting current challenges outlining prospects frontier. Importantly, deciphers structure‐performance while excavating advancement DACs, thus is anticipated shed catalysis community on bolstering an intense evolution triggering sapient inspiration more robust next‐generation catalysts.

Language: Английский

---

g-C ₃ N ₄ Photocatalysts: Utilizing Electron–Hole Pairs for Boosted Redox Capability in Water Splitting

Energy Material Advances, Journal Year: 2023, Volume and Issue: 4

Published: Jan. 1, 2023

Since the first discovery of solar-driven water splitting catalyzed by TiO 2 semiconductors, extensive research works have been devoted over decades. Currently, design a photocatalyst with dual redox potential is prominent interest to fully utilize both photogenerated electrons and holes in reactions. Among all, coproduction H O from using metal-free carbon nitride (g-C 3 N 4 ) has viewed as rising star this field. However, hole-mediated oxidation reaction commonly recognized rate-determining step, which drastically leads poor overall efficiency. On top that, rapid recombination undesirable back appeared one challenging parts splitting. In review, up-to-date advances modified g-C -based photocatalysts toward efficient are summarized, mainly classified into structural defect engineering, single-atom catalysis, cocatalyst loading, heterojunction construction. This review also addresses underlying idea concept tackle aforementioned problem use emerging modification strategies, hence serving guiding for future research. Despite outstanding breakthrough thus far, critical recommendations related photocatalytic systems prospected pave way implementation practical energy production process.

Language: Английский

---

Self‐Supported Earth‐Abundant Carbon‐Based Substrates in Electrocatalysis Landscape: Unleashing the Potentials Toward Paving the Way for Water Splitting and Alcohol Oxidation

Advanced Energy Materials, Journal Year: 2023, Volume and Issue: 14(16)

Published: Dec. 31, 2023

Abstract In the vast realm of scientific inquiry, pursuit hydrogen fuel production through electrochemical water splitting offers a promising gateway to green energy generation, alleviating challenges posed by resource scarcity. However, conventional encounters hurdles like low efficiency and sluggish oxygen evolution reaction (OER), which prompt searchers seek for alternative oxidation process. Significant strides are made in electrocatalytic research employing polymeric binders, resulting commendable catalytic activity minimal electron migration resistance. Yet, pivotal breakthrough this rapidly evolving field lies innovative conception carbon‐based self‐supported electrocatalysts, heralding trajectory ahead. This review delves into essential electro‐activity parameters establish property‐activity nexus, emphasizing benefits electrodes. Noteworthy advancements demonstrated (HER), OER, overall (OWS), bifunctional HER alcohol (AOR), driven diverse range electrocatalysts. These include structure‐dependent materials such as metal oxides, hydroxides/oxyhydroxides, phosphides, sulfides, selenides, nitrides, carbides, each meticulously tailored with nuanced modifications that shape their distinctive attributes. also acknowledges its opportunities, providing guidance potential directions inspiring interdisciplinary collaboration among scientists.

Language: Английский

---

Shining Light on Carbon Aerogel Photocatalysts: Unlocking the Potentials in the Quest for Revolutionizing Solar‐to‐Chemical Conversion and Environmental Remediation

Advanced Functional Materials, Journal Year: 2023, Volume and Issue: 33(50)

Published: Aug. 7, 2023

Abstract The past few years have witnessed a surge of interest in the development carbon aerogel‐based photocatalysts, stemming from their fascinating characteristics that encompass inherent properties 2D carbon‐based nanomaterials and unique 3D structural features. Benefitting auspicious physicochemical characteristics, including low density, abundant active sites, remarkable electrical conductivity, aerogels emerged as promising candidates for photocatalysis energy environmental applications. Thus, this review presents panorama state‐of‐the‐art advancements underlying synthesis modifications nanocomposites enhanced performance photocatalytic synthetic strategies followed by roles aerogel are highlighted to decipher bolstering activity. Additionally, fundamental mechanism behind photocatalysts well thoroughly discussed. Thereafter, works on applications solar‐driven hydrogen evolution, CO 2 reduction, pollutant decontamination, bacteria inactivation, 5 summarized with insights into charge dynamics being unveiled. Lastly, will prospect ongoing challenges future outlook heterostructures photocatalysis, aiming facilitate at forefront research.

Language: Английский

---

Allying interfacial engineering of 2D carbon nanosheet‐, graphene‐, and graphdiyne‐based heterostructured electrocatalysts toward hydrogen evolution and overall water splitting

Electron, Journal Year: 2024, Volume and Issue: 2(1)

Published: Feb. 1, 2024

Abstract Electrochemical hydrogen evolution reaction (HER) and overall water splitting (OWS) for renewable energy generation have recently become a highly promising sustainable strategy to tackle crisis global warming arising from our overreliance on fossil fuels. Previously, tremendous research breakthroughs been made in 2D carbon‐based heterostructured electrocatalysts this field. Such heterostructures are distinguished by their remarkable electrical conductivity, exposed active sites, mechanical stability. Herein, with fundamental mechanisms of electrocatalytic OWS summarized, review critically emphasized state‐of‐the‐art carbon nanosheet‐, graphene‐, graphdiyne‐based HER since 2018. Particularly, the three emerging carbonaceous substrates tend be incorporated metal carbides, phosphides, dichalcogenides, nitrides, oxides, nanoparticles, single atom catalysts, or layered double hydroxides. Meanwhile, fascinating structural engineering facile synthesis strategies were also unraveled establish structure–activity relationship, which will enlighten future electrocatalyst developments toward ameliorated activities. Additionally, computational results density functional theory simulations highlighted as well better comprehend synergistic effects within heterostructures. Finally, current stages recommendations brand‐new type concluded discussed advanced catalyst designs practical applications.

Language: Английский

---

Electrochemical recycling of polymeric materials

Chemical Science, Journal Year: 2024, Volume and Issue: 15(23), P. 8606 - 8624

Published: Jan. 1, 2024

Electrochemistry shows promising new avenues in the recycling of polymeric materials. This work reviews electrochemical depolymerization, post-polymerization functionalization, and paired catalysis, highlighting future challenges opportunities.

Language: Английский

---

Unveiling environmental impacts of methanol production via electrocatalysis against conventional and thermochemical routes by life cycle assessment

Sustainable materials and technologies, Journal Year: 2023, Volume and Issue: 37, P. e00663 - e00663

Published: June 30, 2023

Language: Английский

---

Synthesis and characterization of high-flux ZIF-90/poly-dimethyldiethoxysilane (PDMDES) mixed matrix membrane for enhanced pervaporation recovery of alcohols

Separation and Purification Technology, Journal Year: 2024, Volume and Issue: 336, P. 126233 - 126233

Published: Jan. 4, 2024

Language: Английский

---

Environmental Impact Prediction of a New Tire Vulcanization Activator

ACS Sustainable Chemistry & Engineering, Journal Year: 2024, Volume and Issue: 12(16), P. 6102 - 6110

Published: April 10, 2024

Zinc oxide (ZnO) is the most common curing activator used to manufacture tires. To minimize environmental impacts by decreasing zinc content and rolling resistance of tires, ZnO nanoparticles (NPs) anchored on SiO2 NPs (ZnO@SiO2) are currently under development as new activators at pilot scale. Here, we applied prospective life cycle assessment predict human health, ecosystem quality, resource scarcity synthesizing ZnO@SiO2 for production passenger car tires an industrial We found that synthesis expected decrease 89 96% between The largest contributors were electricity consumption waste treatment solvent. Using tire led potential reductions 9 12% in compared use. Those due resistance, leading lower fuel consumption, which outweighed additional synthesis, well lifetime. Our work highlights opportunity manufacturers mitigate their over full tire.

Language: Английский

---

Behavior, mechanisms, and applications of low-concentration CO₂ in energy media

Chemical Society Reviews, Journal Year: 2025, Volume and Issue: unknown

Published: Jan. 1, 2025

This review discusses the behavior of low-concentration carbon dioxide (LCC) in multiphase flows and interfaces, covering diffusion, adsorption, catalytic mechanisms, applications CO 2 capture, storage, conversion, challenges, prospect.

Language: Английский

---