Recent advances in carbon‐based materials for solar‐driven interfacial photothermal conversion water evaporation: Assemblies, structures, applications, and prospective

Carbon Energy, Journal Year: 2023, Volume and Issue: 5(11)

Published: March 20, 2023

Abstract The shortage of fresh water in the world has brought upon a serious crisis to human health and economic development. Solar‐driven interfacial photothermal conversion evaporation including evaporating seawater, lake water, or river been recognized as an environmentally friendly process for obtaining clean low‐cost way. However, transport is restricted by itself solar energy absorption capacity's limits, especially finite rates insufficient working life. Therefore, it important seek materials that can efficiently absorb reasonably design solar‐driven devices. This paper reviews research progress carbon‐based mechanism evaporation, well summary development Based on achievements devices fields seawater desalination electric generation recent years, challenges opportunities faced are discussed. prospect practical application technology foreseen, theoretical guidance provided further this technology.

Language: Английский

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Hofmeister Effect‐Enhanced Hydration Chemistry of Hydrogel for High‐Efficiency Solar‐Driven Interfacial Desalination

Advanced Materials, Journal Year: 2022, Volume and Issue: 35(5)

Published: Nov. 11, 2022

Solar-driven water evaporation technology holds great potential for mitigating the global scarcity due to its high energy conversion efficiency. Lowering vaporization enthalpy of is key boost performance solar-driven desalination. Herein, a highly hydratable hydrogel (PMH) network, consisting modified needle coke as photothermal material and polyvinyl alcohol (PVA) matrix, crafted via simple physical cross-linking method. When capitalizing on PMH evaporator 3.5 wt% NaCl solution, rate 3.18 kg m-2 h-1 under one sun illumination deliver ed, unexpectedly outperforming that in pure (2.53 ). More importantly, shows robust desalination durability, thus enabling self-cleaning system. Further investigations reveal outstanding brine roots hydrability tuned by chaotropic Cl- , wherein can mediate hydration chemistry PVA suppress related crystallinity, contributing increased content intermediate lowered brine. This work first scrutinizes Hofmeister effect behavior provides insights high-efficiency interfacial

Language: Английский

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Water Activation in Solar‐Powered Vapor Generation

Advanced Materials, Journal Year: 2023, Volume and Issue: 35(47)

Published: July 3, 2023

Abstract Solar‐powered vapor evaporation (SVG), based on the liquid‐gas phase conversion concept using solar energy, has been given close attention as a promising technology to address global water shortage. At molecular level, molecules escaping from liquid should overcome attraction of surface layer evaporate. For this reason, it is better reduce energy required for by breaking smaller number hydrogen bonds or forming weak ensure efficient and convenient production. Many novel evaporator materials effective activation strategies have proposed stimulate rapid steam production surpass theoretical thermal limit. However, an in‐depth understanding phase/enthalpy change process unclear. In review, summary analyses vaporization enthalpy, general calculations, characterization methods provided. Various mechanisms are also outlined enthalpy in evaporators. Moreover, unsolved issues associated with critically discussed provide direction future research. Meanwhile, significant pioneering developments made SVG highlighted, hoping relatively entire chain more scholars who just stepping into field.

Language: Английский

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2D MoN_1.2‐rGO Stacked Heterostructures Enabled Water State Modification for Highly Efficient Interfacial Solar Evaporation

Advanced Functional Materials, Journal Year: 2023, Volume and Issue: 33(24)

Published: March 14, 2023

Abstract Improving interfacial solar evaporation performance is crucial for the practical application of this technology in solar‐driven seawater desalination. Lowering enthalpy one most promising and effective strategies to significantly improve rate. In study, a new pathway lower vaporization by introducing heterogeneous interactions between hydrophilic hybrid materials water molecules developed. 2D MoN 1.2 nanosheets are synthesized integrated with rGO form stacked ‐rGO heterostructures massive junction interfaces evaporation. Molecular dynamics simulation confirms that atomic thick simultaneously interact molecules, while remarkably different. These cause an imbalanced state, which easily breaks hydrogen bonds leading dramatically lowered improved rate (2.6 kg m −2 h −1 ). This study provides strategy designing 2D‐2D regulate evaporate clean production.

Language: Английский

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Superhydrophilic Polydopamine-Modified Carbon-Fiber Membrane with Rapid Seawater-Transferring Ability for Constructing Efficient Hanging-Model Evaporator

Advanced Fiber Materials, Journal Year: 2023, Volume and Issue: 5(3), P. 1063 - 1075

Published: March 7, 2023

Language: Английский

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Solar-driven interfacial evaporation: Design and application progress of structural evaporators and functional distillers

Nano Energy, Journal Year: 2022, Volume and Issue: 108, P. 108115 - 108115

Published: Dec. 21, 2022

Language: Английский

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Photothermal functional material and structure for photothermal catalytic CO2 reduction: Recent advance, application and prospect

Coordination Chemistry Reviews, Journal Year: 2022, Volume and Issue: 473, P. 214794 - 214794

Published: Sept. 13, 2022

Language: Английский

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Monolithic Covalent Organic Frameworks with Hierarchical Architecture: Attractive Platform for Contaminant Remediation

Chemistry of Materials, Journal Year: 2023, Volume and Issue: 35(7), P. 2661 - 2682

Published: March 24, 2023

The insolubility in solvents and poor processability of powder covalent organic frameworks (COFs) considerably impede their practical application. To address these issues bridge the gap between COFs application, construction monolithic has emerged as a feasible effective solution. Monolithic (i.e., macroscopic three-dimensional architectures) with hierarchical structures have attracted tremendous interest for environmental remediation exhibited good contaminant removal performances owing to wide distribution pore sizes ranging from micropores macropores, large specific surface area, tailored chemical components, excellent stability. can be either pure self-supporting or composites other materials. resulting COF-based monoliths inherit merits parent (such tunable size, structure, super chemical/thermal stability) intriguing features materials, such high porosity, easy handling, endowing them fast mass transfer adsorption capacity. This review provides comprehensive summary recent advances synthesis COF Additionally, progress application is summarized, including metal-ion removal, organic-pollutant capture, oil–water separation. Furthermore, this discusses current challenges future perspectives. We sincerely hope that it will contribute further development materials fields, especially remediation.

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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Dual‐Network Liquid Metal Hydrogel with Integrated Solar‐Driven Evaporation, Multi‐Sensory Applications, and Electricity Generation via Enhanced Light Absorption and Bénard–Marangoni Effect

Advanced Functional Materials, Journal Year: 2022, Volume and Issue: 32(41)

Published: Aug. 21, 2022

Abstract Solar‐driven evaporation is a promising strategy to relieve fresh water stress in the world. For an evaporator, it necessary be equiped with novel photothermal conversion materials and regulate heat energy loss solar‐driven generation process for efficiency. Herein, eutectic gallium‐indium (EGaIn)/polyaniline (PANI) complex (EP) cellulose nanocrystals (CNCs) are explored as light absorber broadband absorbing dispersant particles uniformity. Based on Bénard–Marangoni effect, dual‐network poly(vinyl alcohol)/poly(acrylamide) (PM) hydrogel evaporator water/ethylene glycol solvent transfer. Specifically, CNCs EP incorporated, endowed excellent mechanical properties, performance, electrical characteristics. Surface temperature of can reach ≈38.7 °C under 1 sun illumination h. combination absorption its rate higher than 1.50 kg m –2 h –1 . The engineered synergy also gives hydrogels multiple sensory capabilities, skin‐like function, power generation. This work demonstrates EGaIn‐based new approach transfer highly evaporation, focus integration multifunctional solar systems.

Language: Английский

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