Materials in Radiative Cooling Technologies

Advanced Materials, Journal Year: 2024, Volume and Issue: unknown

Published: March 18, 2024

Abstract Radiative cooling (RC) is a carbon‐neutral technology that utilizes thermal radiation to dissipate heat from the Earth's surface cold outer space. Research in field of RC has garnered increasing interest both academia and industry due its potential drive sustainable economic environmental benefits human society by reducing energy consumption greenhouse gas emissions conventional systems. Materials innovation key fully exploit RC. This review aims elucidate materials development with focus on design strategy including their intrinsic properties, structural formations, performance improvement. The main types materials, i.e., static‐homogeneous, static‐composite, dynamic, multifunctional are systematically overviewed. Future trends, possible challenges, solutions presented perspectives concluding part, aiming provide roadmap for future advanced materials.

Language: Английский

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Personal Thermal Management by Radiative Cooling and Heating

Nano-Micro Letters, Journal Year: 2024, Volume and Issue: 16(1)

Published: March 13, 2024

Maintaining thermal comfort within the human body is crucial for optimal health and overall well-being. By merely broadening set-point of indoor temperatures, we could significantly slash energy usage in building heating, ventilation, air-conditioning systems. In recent years, there has been a surge advancements personal management (PTM), aiming to regulate heat moisture transfer our immediate surroundings, clothing, skin. The advent PTM driven by rapid development nano/micro-materials science engineering. An emerging research area radiative (PRTM), which demonstrates immense potential with its high efficiency ease regulation. However, it less taken into account traditional textiles, currently lies gap knowledge understanding PRTM. this review, aim present thorough analysis advanced textile materials technologies Specifically, will introduce discuss underlying radiation mechanisms, fabrication methods various indoor/outdoor applications light their different regulation functionalities, including cooling, dual-mode thermoregulation. Furthermore, shine on current hurdles, propose strategies, delve future technology trends PRTM an emphasis functionalities applications.

Language: Английский

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Recent Advances in Next‐Generation Textiles

Advanced Materials, Journal Year: 2025, Volume and Issue: unknown

Published: Jan. 5, 2025

Textiles have played a pivotal role in human development, evolving from basic fibers into sophisticated, multifunctional materials. Advances material science, nanotechnology, and electronics propelled next-generation textiles beyond traditional functionalities, unlocking innovative possibilities for diverse applications. Thermal management incorporate ultralight, ultrathin insulating layers adaptive cooling technologies, optimizing temperature regulation dynamic extreme environments. Moisture utilize advanced structures unidirectional transport breathable membranes, ensuring exceptional comfort activewear outdoor gear. Protective exhibit enhanced features, including antimicrobial, antiviral, anti-toxic gas, heat-resistant, radiation-shielding capabilities, providing high-performance solutions healthcare, defense, hazardous industries. Interactive integrate sensors monitoring physical, chemical, electrophysiological parameters, enabling real-time data collection responses to various environmental user-generated stimuli. Energy leverage triboelectric, piezoelectric, hygroelectric effects improve energy harvesting storage wearable devices. Luminous display textiles, electroluminescent fiber optic systems, enable visual applications fashion communication. These advancements position at the forefront of materials significantly expanding their potential across wide range

Language: Английский

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Fast-Developing Dynamic Radiative Thermal Management: Full-Scale Fundamentals, Switching Methods, Applications, and Challenges

Nano-Micro Letters, Journal Year: 2025, Volume and Issue: 17(1)

Published: Feb. 17, 2025

Abstract Rapid population growth in recent decades has intensified both the global energy crisis and challenges posed by climate change, including warming. Currently, increased frequency of extreme weather events large fluctuations ambient temperature disrupt thermal comfort negatively impact health, driving a growing dependence on cooling heating sources. Consequently, efficient management become central focus research. Traditional systems consume substantial energy, further contributing to greenhouse gas emissions. In contrast, emergent radiant technologies that rely renewable have been proposed as sustainable alternatives. However, achieving year-round without additional input remains formidable challenge. Recently, dynamic radiative emerged most promising solution, offering potential for energy-efficient adaptation across seasonal variations. This review systematically presents advancements management, covering fundamental principles, switching mechanisms, primary materials, application areas. Additionally, key hindering broader adoption are discussed. By highlighting their transformative potential, this provides insights into design industrial scalability these innovations, with ultimate aim promoting integration applications.

Language: Английский

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Cellulose nanofibers based composite membrane with high solar radiation and heat conduction for agricultural thermal dissipation application

Solar Energy, Journal Year: 2023, Volume and Issue: 267, P. 112242 - 112242

Published: Dec. 13, 2023

Language: Английский

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Green Food Packaging with Integrated Functions of High-Efficiency Radiation Cooling and Freshness Monitoring

ACS Sustainable Chemistry & Engineering, Journal Year: 2023, Volume and Issue: 11(41), P. 15135 - 15145

Published: Sept. 29, 2023

An optimal temperature environment is crucial for ensuring that the freshness of agricultural products maintained during transportation. However, packaging materials often have a limited ability to dissipate heat and cannot accurately indicate condition products, leading significant losses in logistics. Here, order achieve fresh delivery we constructed ZnO-nanorods/cellulose membrane-starch membrane@blueberry anthocyanins (ZnO-NRs/CM-SM@BA) material has efficient dissipation delay spoilage via color changes. The ZnO-NRs/CM layer exhibited high visible reflectivity (94.4%) infrared emissivity (98.8%) with help rod-like structure ZnO-NRs, which contributed substantial reduction input strong accumulation. Compared PE film when outdoor mode, obtained membrane was able realize passive cooling 6.5 °C. Furthermore, addition caused Zn-NRs/CM-SM@BA be sensitive pH changes, showing different colors face environments. When applied monitor ZnO-NRs/CM-SM@BA showed change from celadon pink decay products. prepared combines intelligent radiation materials, thus making superior contribution reducing unnecessary product logistics expanding single indicating role field thermal management.

Language: Английский

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Honeycomb porous regenerated cellulose aerogel films with enhanced thermal dissipation for agricultural mulch application

Food and Bioproducts Processing, Journal Year: 2024, Volume and Issue: 147, P. 418 - 427

Published: Aug. 2, 2024

Language: Английский

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Cold protection made easy: A fiber-based fabric with enhanced sunlight absorption and unidirectional sweat transport

Chemical Engineering Journal, Journal Year: 2024, Volume and Issue: 488, P. 151039 - 151039

Published: April 5, 2024

Language: Английский

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A wastes-based hierarchically structured cellulose membrane: Adsorption performance and adsorption mechanism

Journal of Cleaner Production, Journal Year: 2024, Volume and Issue: 452, P. 142152 - 142152

Published: April 13, 2024

Language: Английский

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A High‐Performance Passive Radiative Cooling Metafabric with Janus Wettability and Thermal Conduction

Small, Journal Year: 2024, Volume and Issue: 20(43)

Published: June 28, 2024

Abstract With the development of industry and global warming, passive radiative cooling textiles have recently drawn great interest owing to saving energy consumption preventing heat‐related illnesses. Nevertheless, existing often lack efficient sweat management capacity wearable comfort under many practical conditions. Herein, a hierarchical metafabric that integrates radiation, thermal conduction, evaporation, excellent is reported through an electrospinning strategy. The presents solar reflectivity (99.7%, 0.3–2.5 µm) selective infrared radiation (92.4%, 8–13 µm), given unique optical nature materials wettability gradient/micro‐nano structure design. strong moisture‐wicking effect (water vapor transmission (WVT) 2985 g m −2 d −1 directional water transport index (R) 1029.8%) high heat‐conduction can synergistically enhance efficiency metafabric. outdoor experiment reveals obtain temperatures 13.8 °C 19.3 in dry sweating state, respectively. Meanwhile, saves ≈19.3% annual compared with buildings HAVC systems Shanghai. also demonstrates desirable breathability, mechanical strength, washability. cost‐effective high‐performance may offer novel avenue for developing next‐generation personal textiles.

Language: Английский

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