Enhanced and synergistic catalytic activation by photoexcitation driven S−scheme heterojunction hydrogel interface electric field

Nature Communications, Journal Year: 2023, Volume and Issue: 14(1)

Published: Oct. 23, 2023

The regulation of heterogeneous material properties to enhance the peroxymonosulfate (PMS) activation degrade emerging organic pollutants remains a challenge. To solve this problem, we synthesize S-scheme heterojunction PBA/MoS2@chitosan hydrogel achieve photoexcitation synergistic PMS activation. constructed photoexcited carriers undergo redox conversion with through transfer pathway driven by directional interface electric field. Multiple pathways greatly reactive oxygen species generation, leading significant increase in doxycycline degradation rate. Meanwhile, 3D polymer chain spatial structure chitosan is conducive rapid capture and electron transport advanced oxidation process, reducing use transition metal activator limiting leaching ions. There reason believe that regulated will provide new perspective for future design research on enhancing heterologous catalysis process.

Language: Английский

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Advances in photothermal regulation strategies: from efficient solar heating to daytime passive cooling

Chemical Society Reviews, Journal Year: 2023, Volume and Issue: 52(21), P. 7389 - 7460

Published: Jan. 1, 2023

This review provides a comprehensive overview of photothermal regulation strategies from fundamentals, criteria, and advanced materials to emerging applications.

Language: Английский

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Recent Advances of Green Electricity Generation: Potential in Solar Interfacial Evaporation System

Advanced Materials, Journal Year: 2024, Volume and Issue: 36(16)

Published: Jan. 6, 2024

Solar-driven interfacial evaporation (SDIE) has played a pivotal role in optimizing water-energy utilization, reducing conventional power costs, and mitigating environmental impacts. The increasing emphasis on the synergistic cogeneration of water green electricity through SDIE is particularly noteworthy. However, there gap existing reviews that have focused mechanistic understanding from water-electricity (WEC) systems, structure-activity relationship between efficiency energy utilization WEC material design SDIE. Particularly, it lacks comprehensive discussion to address challenges faced these areas along with potential solutions. Therefore, this review aims comprehensively assess progress future perspective systems by investigating expansion First, provides overview about rational design, thermal management, transportation tunnels Then, summarizes diverse sources utilized process, including steaming generation, photovoltaics, salinity gradient effect, temperature piezoelectric effect. Subsequently, explores factors affect generated WEC. Finally, proposes possible solution development

Language: Английский

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Nano-enabled solar driven-interfacial evaporation: Advanced design and opportunities

Nano Research, Journal Year: 2023, Volume and Issue: 16(5), P. 6015 - 6038

Published: March 22, 2023

Language: Английский

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Solar‐Powered Interfacial Evaporation and Deicing Based on a 3D‐Printed Multiscale Hierarchical Design

Small, Journal Year: 2023, Volume and Issue: 19(33)

Published: April 22, 2023

Abstract Solar‐powered interfacial heating has emerged as a sustainable technology for hybrid applications with minimal carbon footprints. Aerogels, hydrogels, and sponges/foams are the main building blocks state‐of‐the‐art photothermal materials. However, these conventional three‐dimensional (3D) structures related fabrication technologies intrinsically fail to maximize important performance‐enhancing strategies this still faces several performance roadblocks. Herein, monolithic, self‐standing, durable aerogel matrices developed based on composite inks ink‐extrusion 3D printing, delivering all‐in‐one steam generators (SGs). Rapid prototyping of multiscale hierarchical synergistically reduce energy demand evaporation, expand actual evaporation areas, generate massive environmental input, improve mass flows. Under 1 sun, high water rates 3.74 kg m −2 h −1 in calm air 25.3 at gentle breeze 2 s achieved, ranking among best‐performing solar‐powered SGs. 3D‐printed microchannels hydrophobic modification deliver an icephobic surface aerogels, leading self‐propelled rapid removal ice droplets. This work shines light rational materials, not merely breaking through constraints clean production, but also discovering new functions deicing.

Language: Английский

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Double-layered hydrogels based on phase change material and pen ink for continuous and efficient solar-driven seawater desalination

Desalination, Journal Year: 2024, Volume and Issue: 574, P. 117276 - 117276

Published: Jan. 2, 2024

Language: Английский

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Enhancing Solar-Driven Water Purification by Multiscale Biomimetic Evaporators Featuring Lamellar MoS₂/GO Heterojunctions

ACS Nano, Journal Year: 2024, Volume and Issue: 18(4), P. 3115 - 3124

Published: Jan. 22, 2024

Solar-powered steam generation holds a strong sustainability in facing the global water crisis, while production efficiency and antifouling performance remain challenges. Inspired by river moss, multiscale biomimetic evaporator is designed, where key photothermal conversion film composed of lamellar MoS2/graphene oxides (GO) can significantly enhance evaporation solve problem fouling. First-level leaf-like MoS2/GO nanosheets, obtained modified hydrothermal synthesis with an assisted magnetic-field rotation stirring, are self-assembled into second-level nanoporous film, which achieves rate (ER) 1.69 kg m–2 h–1 under 1 sun illumination excellent self-cleaning ability. The tertiary-bionic macroscopic crownlike shape further enhances ER to 3.20 h–1, 189% above that planar yielding 20.25 m2 freshwater from seawater during daytime exposure 6 h. exceptional outcomes originate design microscopic integration heterojunction interfaces between MoS2 GO interlayers surface. indicates potential direction through surface/interface regulation nanomaterials for desalination.

Language: Английский

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Solar-driven interfacial evaporation technologies for food, energy and water

Published: Jan. 15, 2025

Solar-driven interfacial evaporation technologies use solar energy to heat materials that drive water evaporation. These are versatile and do not require electricity, which enables their potential application across the food, nexus. In this Review, we assess of solar-driven in clean-water production, wastewater treatment, resource recovery. Interfacial can produce up 5.3 l m–2 h−1 drinking using sunlight as source. Systems designed for food production coastal regions desalinate irrigate crops or wash contaminated soils. Technologies being developed simultaneously both clean through have reached 204 W electricity 2.5 h–1 separate systems. Other approaches combinations could potentially full spectrum generate multiple products (such water, heating cooling, and/or fuels). future, aid provision low-resource rural settings lack reliable access these essentials, but systems must first undergo rigorous, scaled-up field testing understand performance, stability competitiveness. This Review discusses manage wastewater, recover resources energy.

Language: Английский

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Advancing Efficiency in Solar-Driven Interfacial Evaporation: Strategies and Applications

ACS Nano, Journal Year: 2025, Volume and Issue: unknown

Published: March 8, 2025

Solar-driven interfacial evaporation (SDIE) has emerged as a promising technology for addressing global water scarcity by utilizing solar-thermal conversion and at the air/material/water interface. The exceptional performance of these systems attracted significant interest; it is imperative to establish rigorous scientific standards evaluating effectiveness, optimizing system design, ensuring efficient practical applications. In this Review, we propose consensus criteria accurately assessing guiding future advancements. We then explore fundamental mechanisms driving synergy, emphasizing how material compositions, microscopic hierarchical structures, macroscopic three-dimensional spatial architecture designs enhance solar absorption photothermal conversion; balance heat confinement with pathway optimization; manage salt resistance; regulate enthalpy during vaporization. These matched coordination strategies are crucial maximizing target SDIE efficiency. Additionally, investigate applications technologies, focusing on cutting-edge progress versatile purification, combined atmospheric harvesting, collection, electric generation, deicing. Finally, highlight challenges exciting opportunities advancing research, efforts integrate principles, system-level collaboration, application-driven approaches boost sustainable highly energy technologies. By linking evaluation optimization influencing factors, offer comprehensive overview field outlook that promotes clean production synergistic

Language: Английский

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A wood-inspired bimodal solar-driven evaporator for highly efficient and durable purification of high-salinity wastewater

Journal of Materials Chemistry A, Journal Year: 2023, Volume and Issue: 11(5), P. 2349 - 2359

Published: Jan. 1, 2023

The designed WBE breaks the trade-off between water evaporation and salt resistance, achieving ultrahigh capacity (3.02 kg m −2 h −1 ) long-term resistance (continuous 100 in 20 wt% brine) under 1 sun irradiation.

Language: Английский

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