Photothermal Nanomaterials: A Powerful Light-to-Heat Converter

Chemical Reviews, Год журнала: 2023, Номер 123(11), С. 6891 - 6952

Опубликована: Май 3, 2023

All forms of energy follow the law conservation energy, by which they can be neither created nor destroyed. Light-to-heat conversion as a traditional yet constantly evolving means converting light into thermal has been enduring appeal to researchers and public. With continuous development advanced nanotechnologies, variety photothermal nanomaterials have endowed with excellent harvesting capabilities for exploring fascinating prospective applications. Herein we review latest progresses on nanomaterials, focus their underlying mechanisms powerful light-to-heat converters. We present an extensive catalogue nanostructured materials, including metallic/semiconductor structures, carbon organic polymers, two-dimensional materials. The proper material selection rational structural design improving performance are then discussed. also provide representative overview techniques probing photothermally generated heat at nanoscale. finally recent significant developments applications give brief outlook current challenges future directions nanomaterials.

Язык: Английский

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A Review on Photothermal Conversion of Solar Energy with Nanomaterials and Nanostructures: From Fundamentals to Applications

Advanced Sustainable Systems, Год журнала: 2022, Номер 6(9)

Опубликована: Июль 6, 2022

Abstract Solar energy is a green, sustainable, and de facto inexhaustible source for mankind. The conversion of solar into other forms has attracted extensive research interest due to climate change the crisis. Among all technologies, photothermal exhibits unique advantages when applied water purification, desalination, high‐temperature heterogeneous catalysis, anti‐bacterial treatments, deicing. In this review, various mechanisms based on different heat release are summarized some latest examples presented. addition, necessary prerequisites solar‐driven materials toward their practical applications also discussed. Further, advances in discussed, focusing types applications. Finally, summary given challenges opportunities This review aims give comprehensive understanding emerging technologies effect, especially by using nanomaterials nanostructures.

Язык: Английский

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Water Activation in Solar‐Powered Vapor Generation

Advanced Materials, Год журнала: 2023, Номер 35(47)

Опубликована: Июль 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.

Язык: Английский

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A robust and 3D-printed solar evaporator based on naturally occurring molecules

Science Bulletin, Год журнала: 2023, Номер 68(2), С. 203 - 213

Опубликована: Янв. 1, 2023

Язык: Английский

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Recent progress in solar photothermal steam technology for water purification and energy utilization

Chemical Engineering Journal, Год журнала: 2022, Номер 448, С. 137603 - 137603

Опубликована: Июнь 24, 2022

Язык: Английский

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Advances of 2D‐Enabled Photothermal Materials in Hybrid Solar‐Driven Interfacial Evaporation Systems toward Water‐Fuel‐Energy Crisis

Advanced Functional Materials, Год журнала: 2023, Номер 33(51)

Опубликована: Сен. 4, 2023

Abstract The development of a multi‐functional solar‐driven interfacial evaporation (SDIE) system remains significant challenge for its large‐scale applications. By taking advantage high surface area, excellent young's moduli, anchoring/coupling capability, large absorption surface, strong in the broadband solar spectrum, and efficient photothermal conversion efficiencies 2D emerging materials (Xenes, Mxenes, etc.), hybrid SDIEs are developed to increase use energy beyond water production. This work aims offer systematic review recent advancement except graphene their role stimulate both fundamental applied research on utilizing underutilized auxiliary sources future integrated water, energy, environmental systems. For this purpose, first, most progress is discussed, mainly including Xenes, MXenes, TMDs‐inspired SDIEs. Second, structural optimization strategies modulation intrinsic performances highlighted. Third, cutting‐edge conceptual designs many applications such as thermoelectricity, salt recovery, hydrogen production broadly presented. Lastly, current challenges perspectives structures also mentioned.

Язык: Английский

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Topographic Manipulation of Graphene Oxide by Polyaniline Nanocone Arrays Enables High‐Performance Solar‐Driven Water Evaporation

Advanced Functional Materials, Год журнала: 2022, Номер 33(7)

Опубликована: Дек. 5, 2022

Abstract Tuning the surface topography of solar evaporators is significance for boosting light absorption and enhancing solar‐to‐vapor efficiency. Herein, a novel strategy to manipulate graphene oxide (GO) via electrostatic assembly coupled with in situ polymerizations aniline reported. The GO fully hybridized polyaniline (PANI) nanocone arrays, manifesting periodic structures highly foldable configurations. Additionally, PANI arrays tune chemistry retard redispersion into water, thus enabling corresponding composite (PG) robust structural durability. Featuring these intriguing attributes, when applied as an evaporator pure PG delivers improved evaporation performance 1.42 kg m −2 h −1 high efficiency 96.6% under one sun illumination. Further investigations reveal that periodically conical over strengthen multiple reflections facilitate heat localization. Desalination test substantiates reliability practical freshwater production. numerical simulations optical microscopy observation exhibit topography‐strengthened vapor generation effect. This study sheds new on rational manipulation photothermal materials high‐efficiency evaporation.

Язык: Английский

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Electrospinning Technique Meets Solar Energy: Electrospun Nanofiber-Based Evaporation Systems for Solar Steam Generation

Advanced Fiber Materials, Год журнала: 2023, Номер 5(4), С. 1318 - 1348

Опубликована: Апрель 11, 2023

Язык: Английский

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High-Performance Janus Solar Evaporator for Water Purification with Broad Spectrum Absorption and Ultralow Heat Loss

ACS Energy Letters, Год журнала: 2022, Номер 8(1), С. 553 - 564

Опубликована: Дек. 16, 2022

Interfacial solar vapor generation offers a promising zero-CO2-consuming energy conversion technology for the production of renewable clean water. The key boosting efficiency relies on rational design materials composition and structure at micro/nanoscale to improve light utilization. Here, we demonstrate Janus evaporator based hydrophilic carbon-black-decorated copper oxide (C@CuO) membrane as light-absorbing layer an opposite hydrophobic polymer nanofibers thermal insulation layer, which enables efficient utilization through synergistic absorption confinement strategy. In addition, hydrated C@CuO surface reduces vaporization enthalpy that accelerates evaporation A high rate 1.88 kg m–2 h–1 is achieved by under 1 sun irradiation. This photothermal ultralow heat loss engineering bright future high-efficiency water purification applications.

Язык: Английский

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Synergistic Effect of Photothermal Conversion in MXene/Au@Cu_2−xS Hybrids for Efficient Solar Water Evaporation

Advanced Functional Materials, Год журнала: 2023, Номер 33(44)

Опубликована: Июнь 25, 2023

Abstract A three‐plasmon hybrid, in which core–shell Au@Cu 2−x S hybrids are bonded with ultrathin Ti 3 C 2 T x MXene, is prepared for high‐efficiency photothermal conversion and membrane‐based solar water evaporation the first time. The MXene/Au nanorod@Cu display excellent efficiency under irradiation of an 808 laser, causing by three‐plasmon‐induced synergistic plasmonic absorption heating effects as well multichannel charge transfer between components. Then, Au nanosphere@Cu mixed combined MXene to serve membrane material, shows light ranging from ultraviolet near‐infrared region. By transferring materials on a hydrophilic cotton piece, as‐prepared displays high rate 2.023 kg m −2 h −1 light‐to‐heat 96.1% 1‐sun due over 96% efficiency. Furthermore, home‐made device enabling automatic inflow untreated outflow evaporated designed based principles liquid pressure connectors. seawater desalination sewage treatment experiments performed indicate great potential solar‐light‐driven purification drinkable generation.

Язык: Английский

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