Sustainable MXene Synthesis via Molten Salt Method and Nano-Silicon Coating for Enhanced Lithium-Ion Battery Performance

Molecules, Journal Year: 2025, Volume and Issue: 30(4), P. 812 - 812

Published: Feb. 10, 2025

MXenes, a family of 2D transition metal carbides, nitrides, and carbonitrides, have attracted significant attention due to their exceptional physicochemical properties electrochemical performance, making them highly promising for diverse applications, particularly in energy storage. Despite notable advancements, MXene synthesis remains critical challenge, as conventional methods often rely on hazardous hydrofluoric acid-based processes, posing substantial environmental safety risks. In this study, we present an eco-friendly approach MXenes using molten salt which offer safer, sustainable alternative while enabling scalable production. Additionally, explore the development high-performance battery anodes by fabricating nanocomposites nano-silicon MXene, followed bio-inspired polydopamine coating carbonization process. This innovative strategy not only enhances structural stability performance but also aligns with environmentally conscious design principles. Our findings demonstrate potential nanocomposite materials advancing storage technologies.

Language: Английский

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Enhanced photocatalytic degradation activity of SrCeO3 nanophosphors: Aloe vera gel-mediated synthesis and UV light-driven eradication of Titan Yellow dye

Optical Materials, Journal Year: 2025, Volume and Issue: 162, P. 116900 - 116900

Published: March 5, 2025

Language: Английский

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Anticipating the lifespan: Predicting the durability of an anode-supported solid oxide fuel cell short stack over 50,000 h

Progress in Natural Science Materials International, Journal Year: 2024, Volume and Issue: 34(3), P. 606 - 613

Published: May 28, 2024

Language: Английский

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Engineering a high-performance W-doped Sr0.9Fe0.67Ti0.3Co0.03O3-δ hydrogen electrode for Solid Oxide Electrolysis Cells (SOECs)

Journal of Power Sources, Journal Year: 2024, Volume and Issue: 610, P. 234686 - 234686

Published: May 17, 2024

Language: Английский

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A review on catalyst convergence: Unleashing the potential of MXenes for CO2 electrochemical reduction into high-value liquid product

Nano Materials Science, Journal Year: 2024, Volume and Issue: unknown

Published: July 1, 2024

The electrochemical reduction reaction of carbon dioxide (CO2-ERR) holds tremendous potential as a key approach for achieving neutrality by harnessing renewable resources. However, the current state CO2-ERR encounters challenges in terms efficiency and selectivity. Overcoming these obstacles requires development robust electrocatalyst capable enhancing process improving selectivity towards desired products. In recent years, 2D materials have garnered significant attention efficient catalysts. Among them, MXene stands out high interest due to unique multilayered structure presence surface functional moieties. material offers electrical conductivity, versatile chemistry, tunable interface designs. This comprehensive review explores utilization MXene-based catalysts into valuable It covers fundamental aspects conversion, including CO2 adsorption on Ti3C2Tx, mechanism (Mo2CS2) single-atom catalysts, applications, synthesis methods production, future prospects. Additionally, highlights significance modern artificial intelligence techniques, particularly machine learning, screening activating CO2, making it pioneering scientific endeavor.

Language: Английский

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Evaluation of highly conductive cermet cathodes synthesized with organic chelating agents and sintered at low temperatures for IT-SOFCs

Energy Conversion and Management X, Journal Year: 2024, Volume and Issue: 23, P. 100609 - 100609

Published: May 8, 2024

A novel semi-organic combustion approach using orange and lemon juice as chelating agents is employed to synthesize the perovskite Sr0.8X0.2Co0.2Fe0.8O3-δ (x = La, Ce) cathode for IT-SOFCs. This has been found exhibit lower toxicity compared chemical routes impurities green routes. The structural analysis validated successful synthesis of (La, materials with no prominent secondary phase while surface morphology revealed a porous well-connected network particles. EDS confirmed composition thermo-gravimetric showed weight losses related creation vacancies. functional groups were investigated through FTIR conductivity measurements higher electrical synthesized agent Sr0.8La0.2Co0.2Fe0.8O3-δ exhibiting slightly value Sr0.8Ce0.2Co0.2Fe0.8O3-δ. electrochemical performance highest power density 354 313 mW·cm−2 at 700 °C obtained cells having cathodes which was attributed better crystallinity uniform lattice. work shows that route successfully

Language: Английский

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Exploring the frontiers of electrochemical CO2 conversion: A comprehensive review

Nano Materials Science, Journal Year: 2024, Volume and Issue: unknown

Published: July 1, 2024

The electrochemical conversion of carbon dioxide into valuable products is pivotal for maintaining the global cycle and mitigating warming. This review explores advancements in CO2 conversion, particularly focusing on producing methanol, ethanol, n-propanol using various catalysts such as metals, metal oxides, alloys, organic frameworks. Additionally, it covers photoelectrochemical (PEC) alcohols. primary objective to identify efficient electrocatalysts production, prioritizing selectivity, stability, Faradaic efficiency (FE), current density. Notable include PtxZn nanoalloys, which exhibit an FE ∼81.4 ​% methanol trimetallic Pt/Pb/Zn aimed at reducing Pt costs while enhancing catalyst stability durability. Metal oxide like thin film Cu2O/CuO nickel foam Cu2O/ZnO achieve values ∼38 ∼16.6 respectively. Copper-based metal-organic frameworks, Cu@ Cu2O, demonstrate ∼45 production. Similarly, Ag0.14/Cu0.86 Cu–Zn alloys FEs ∼63 ∼46.6 ​%, respectively, ethanol Notably, production via Pd–Cu alloy graphene/ZnO/Cu2O yields ∼13.7 ∼23 Furthermore, discusses recent PEC reactor design, photoelectrodes, reaction mechanisms, By evaluating these devices liquid fuel addresses challenges prospects obtaining products.

Language: Английский

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Ligands of Nanoparticles and Their Influence on the Morphologies of Nanoparticle-Based Films

Nanomaterials, Journal Year: 2024, Volume and Issue: 14(20), P. 1685 - 1685

Published: Oct. 21, 2024

Nanoparticle-based thin films are increasingly being used in various applications. One of the key factors that determines properties and performances these is type ligands attached to nanoparticle surfaces. While long-chain surfactants, such as oleic acid, commonly employed stabilize nanoparticles ensure high monodispersity, often hinder charge transport due their insulating nature. Although thermal annealing can remove ligands, removal process introduces defects cracks voids. In contrast, use short-chain organic or inorganic minimize interparticle distance, improving film conductivity, though challenges incomplete ligand exchange residual barriers remain. Polymeric especially block copolymers, also be create with tailored porosity. This review discusses effects types on morphology performance nanoparticle-based films, highlighting trade-offs between structural integrity, functionality.

Language: Английский

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Multifunctional Citral–Tryptamine Conjugated Silver Nanoparticles (CT@AgNPs): Antibacterial, Cytotoxicity, and Sensor Application

BioNanoScience, Journal Year: 2024, Volume and Issue: 14(5), P. 5106 - 5121

Published: Aug. 15, 2024

Language: Английский

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Metal and metal oxide nanomaterials for heavy metal remediation: novel approaches for selective, regenerative, and scalable water treatment

Frontiers in Nanotechnology, Journal Year: 2024, Volume and Issue: 6

Published: Oct. 16, 2024

Heavy metal contamination in water sources poses a significant threat to environmental and public health, necessitating effective remediation strategies. Nanomaterial-based approaches have emerged as promising solutions for heavy removal, offering enhanced selectivity, efficiency, sustainability compared traditional methods. This comprehensive review explores novel nanomaterial-based remediation, focusing on factors such regeneration, scalability, practical considerations. A systematic literature search was conducted using multiple academic databases, including PubMed, Web of Science, Scopus, identify relevant articles published between 2013 2024. The identifies several nanomaterials, graphene oxide, carbon nanotubes, metal-organic frameworks, which exhibit high surface areas, tunable chemistries, excellent adsorption capacities. Surface functionalization with specific functional groups (e.g., carboxyl, amino, thiol) significantly enhances the selectivity target ions. Advances regeneration strategies, chemical desorption, electrochemical photocatalytic improved reusability cost-effectiveness these materials. Scalability remains critical challenge, but recent developments synthesis methods, green continuous-flow synthesis, offer large-scale production. stability longevity nanomaterials been through modification development hybrid nanocomposites. Integrating existing treatment infrastructure combining them other techniques, membrane filtration can enhance overall efficiency feasibility. In conclusion, hold immense promise revolutionizing advancing sustainable management practices. As future research is geared towards retrofitting plants, it equally mitigate unintended health consequences associated widespread production use their leachability into systems persistence.

Language: Английский

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