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The novel multifunctional full-wood photoluminescent and photothermic materials have important potential application in decoration, building, furniture and storage box for advanced energy storage and optical devices. Download : Download high-res image (187KB) Download : Download full-size image. Fig. 1.
The thermal energy or heat can be produced by photothermal materials (self-heating) or introduced from an external heat source (assisted heating) during the photothermal catalytic process. In
In the actual energy storage scenario, excessive supercooling degree will cause delayed and inefficient release of thermal energy, reducing energy utilization efficiency [56]. Observing Fig. 4 (c), the incorporation of EG enables significantly improve the supercooling degree of PEG, because the high specific surface area of EG can bring
Solar energy absorption and storage of integrated ceramic materials is both the absorption of sunlight and storage of sunlight into thermal energy functional materials. In this paper, the effect of Fe 2 O 3 on the solar absorptivity, thermal storage properties, sintering temperature, and physical properties of mullite-based thermal
The prepared composites with excellent shape stability present favorable thermal energy storage in photothermal conversion and thermal modulation technologies. Li et al. [7] synthesized a highly innovative conductive and photothermal phase change composite (PCC) by vacuum impregnation using a modified carbon black
Phase change materials (PCMs) are ideal solar energy storage materials due to their high latent heat, excellent chemical stability, and high energy storage capacity [4, 5]. PCMs can be classified into three categories: organic, inorganic, and composite phase change materials (cPCMs) according to the chemical property.
Developing thermal energy storage technology is the most attractive strategy to obtain solar energy and improve the energy efficiency [8, 9]. The introduction of phase-change materials (PCMs) into energy storage technology to improve the efficiency has attracted widespread attention.
Particularly, photothermal energy storage systems that store excess solar energy generated during the day for nighttime utilization are widely adopted. Stearic acid (SA) has garnered significant attention as a recommended PCM due to its favorable properties [5], [6], such as cost-effectiveness, high thermal storage density, non-toxicity,
The double-layered phase-change microcapsules (hereafter named "PANi@TiO 2 @C 22 MePCM") were fabricated through a two-step process of layer-by-layer encapsulation. Firstly, primary phase-change microcapsules (hereafter named "TiO 2 @C 22 MePCM") consisting of an n-docosane PCM core and a TiO 2 shell were synthesized by
This enhances the thermal performance of the thermal energy storage systems and consequently enhance the thermal efficiency of the thermal system. We used CF as 3-dimensional skeleton support to LA-MA eutectic PCM loaded with varying percentages of GR and BN.
The Ti 3 C 2 MXene-doped microcapsules with excellent heat storage and solar-to-heat conversion capabilities offer great potential for high-efficiency solar
The experimental setup for the photo-thermal conversion and energy storage experiments is illustrated in Fig. 2.The device comprised a solar simulated generator (CEL-2000; AuLight Ltd. Co., Beijing, China) that could generate different solar intensities, a test
Ionic hydrogel thermoelectric materials use the Soret effect to generate a concentration difference by thermal diffusion of ions, which in turn generates a thermal potential [31], [32].When ΔT exists on both sides of the ion-conductive hydrogel, the anions and cations will migrate from the hot end to the cold end under the influence of ion
Present work has prepared shapeable polymer composites with PCM capsules for thermal energy storage (TES) systems of –CH 3 and –CH 2 groups. 1690–1730 cm −1 corresponds to C˭O group and the peaks between 1320 and 1000 cm −1 belong to the.
Therefore, the composite PCMs prepared in this paper have both photo-to-thermal conversion performance and thermal energy storage and release performance. Through the synergy between the PCMs and CuS nanoparticles, the photo-to-thermal conversion efficiency of the PCMs is improved and high energy conversion and storage
An effective strategy to employ the synthetic Cu 1.5 Mn 1.5 O 4 spinel-type PTC materials for constructing the STEG device series integrated supercapacitor to achieve the conversion and storage of solar-thermal energy to electrical energy. Download : Download high-res image (223KB)
(a) Experimental setup for solar thermal energy testing, with an enlarged view highlighting key components. Photothermal energy storage curves of (b-c) SA-based PCB-20, and (d-e) nD-based PCB-20, encompassing their
In this review, we comprehensively summarized the state-of-the-art photothermal applications for solar energy conversion, including photothermal water evaporation and desalination, photothermal
Solar thermal energy converts solar light into heat and has been extensively applied for solar desalination and power generation. In the present work, to
In this review, an overview of photothermal catalysis is firstly presented, starting from the mostly basic principles of thermal catalysis and photocatalysis. Followed
A novel capric-stearic acid/expanded perlite-based cementitious mortar for thermal energy storage. Solar Energy, 2024. 273: p. 112501. Song, S., et al., Stearic–capric acid eutectic/activated-attapulgiate composite as form-stable phase change material for 81
Change Composite with Core–Shell Structure for Photothermal Conversion and Thermal Energy The solar-thermal energy storage efficiency of our developed materials exceeds 95 % even at lower
The emerging photoswitchable PCMs present a new paradigm for energy storage and utilization. Beyond long-term heat storage and integrated thermal energy storage and upgrade, more potential applications can
To meet the requirement of multipurpose applications in infrared thermal camouflage and solar photothermal energy storage, we have developed a series of multifunctional composite films based on polyurethane (PU) as a flexible matrix and double-layered phase-change microcapsules as an additive.
This novel Azo F -rGO complex, which on the one hand exhibits remarkable energy storage performance as well as excellent storage life span, and on
The composites effectively stored thermal energy through phase transition triggered by solar-to-thermal energy conversion under solar illumination with a high energy storage efficiency of 88.6%. GO sheets modified with anthraquinone dyes (GO-co-Bdye) exhibited an enhanced photothermal effect compared with pristine Bdye and materials
The microcapsules'' morphology, chemical structure, photothermal and thermal storage properties, and thermal stability were investigated. This study confirmed that polydopamine (PDA) doping positively regulates
The photothermal energy conversion and storage mechanism of PEG@PFCC PCMs is shown in Fig. 10. As effective photon absorbents and heating units, the combination of Fe 3 O 4, PANI, and CC can convert solar energy into thermal energy. Furthermore, the
Subsequent explorations of this technology across diverse fields, such as lithium battery thermal management [26], thermal energy storage [27], photothermal storage integration [28], and solid-state refrigeration [29],
The thermal energy storage is the dawn of thermal management field. The lack of low conversion ability of energy storage materials limits its effectiveness. However, highly performance MXene catches special attention in recent decade due to exceptional mechanical, thermal and other properties. In literature, most of the work is related to
Conclusions. In summary, a full-wood photoluminescent and photothermic material with delignified wood as supporting material, CQDs derived from the removed lignin as backfill fluorescent material, and PEG as phase change materials is reported. Compare with other CQDs excited by UV light, the CQDs exhibit two emission
Meanwhile, the morphology, chemical composition and structure, thermal storage, thermal conductivity, thermal stability and thermal cycle durability of Cu 2 O/PMMA-NanoPCMs were characterized. The photothermal conversion tests of the cotton fabrics finished with Cu 2 O/PMMA-NanoPCMs were performed.
Photo-thermal energy storage is a crucial component of sustainable photo-thermal conversion applications [[7], [8], [9]], and improving both the solar
Energy storage technology based on PCM has a potential approach for thermal energy storage and thermal management [2, 3]. Combining PCMs with fiber manufacturing, phase change fibers with temperature regulation could be obtained for temperature control clothing design [ 4 ].
Polymeric photothermal phase change material composite (PPCMC) networks with excellent reprocessability, high latent heat, and intrinsic network stability have the great advantages of solar energy storage and
Solar energy can be absorbed by the photothermal nanomaterials within the shell and converted into thermal energy, then stored by the PCMs inside the capsules. Currently, photothermal materials primarily consist of metal-based plasma, semiconductor materials, carbon-based materials, and organic polymer materials [ 7 ].
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