In this review, we comprehensively summarized the state-of-the-art photothermal applications for solar energy conversion, including photothermal water evaporation and desalination, photothermal …
Thus, converting CO 2 into valuable chemicals is highly desired, especially with renewable solar energy, which shows great potential with the manner of photothermal catalysis. In this review, recent advancements in photothermal CO 2 conversion are discussed, including the design of catalysts, analysis of mechanisms, engineering of …
Thus, converting CO 2 into valuable chemicals is highly desired, especially with renewable solar energy, which shows great potential with the manner of …
Photothermal catalysis is a novel technology combining photocatalysis and thermal catalysis (Fig. 2), thus taking on a critical significance to the field of energy and the environment accordance with the type of catalytic reaction, photothermal catalysis can be classified into two main types, including heat generation from photothermal …
The photothermal effect has been widely observed in various photothermal materials, such as inorganic materials (e.g., plasmonic metals and semiconductors) 20, 21 and organic materials (e.g., polymers) 22, which convert incident light into thermal energy (heat) under irradiation.A photothermal process is a direct …
Photothermal regulation concerning solar harvesting and repelling has recently attracted significant interest due to the fast-growing research focus in the areas of solar …
In the photothermal synergistic catalytic conversion of CO2 and H2O, the catalyst harnesses solar energy to accumulate heat, thereby elevating the reaction …
Global energy demand is rapidly increasing due to the growth of the world''s population and substantial industrial production. 1, 2 Currently, the traditional fossil fuels (oil, natural gas, and coal) still …
The interfacial solar steam generation experimental equipment was made in the laboratory, and the size of the sample was kept at 2 cm × 2 cm × 0.8 cm. A solar simulator (CEAULIGHT, CEL-HXF300) with an AM 1.5 optical filter was used as the simulated sunlight. The solar intensity was calibrated by an optical peter (PL-MW2000, …
This review developed the principles of coupling solar photon and thermal fields underlying the photothermal effect, exploration of efficient nanocatalysts, …
Fig. 1 (a) shows the schematic diagram of ZrC–Au core-shell NPs proposed in this study, where r 2 is the total radius of the NPs, r 3 is the radius of the core ZrC NPs, and t is the thickness of the Au shell. The Au NPs serving as the control group were shown in Fig. 1 (b), and the geometric parameter was set as radius r 1 = 15 nm. In addition to the influence …
Photothermal Devices for Sustainable Uses Beyond Desalination. In recent years, solar-driven evaporation has attracted widespread research interest in desalination as the water shortage and energy crisis are becoming severe under the global climate change and rapid population growth.
Nomenclature. a 1. Efficiency slope. a 2. Efficiency curvature. A m. Surface area of the water tank in contact with the external environment, m 2. A PT. Heat collection area, m 2. A PV. Photovoltaic area, m 2. c p. Specific heat capacity of water, kJ·kg −1 ·K −1. C in. Present value of the initial investment cost
The durable solar desalination performance of Bio-Cu 2-x Se@MR-1@PVDF was investigated by immersing the fabricated photothermal membrane in …
Solar powered steam generation is an emerging area in the field of energy harvest and sustainable technologies. The nano-structured photothermal materials are able to harvest energy from the full solar spectrum and convert it to heat with high efficiency. Moreover, the materials and structures for heat management as well as the mass transportation are …
Self-floating all-in-one photothermal evaporators are fabricated by freeze-drying, casting, and surface-hydrogenation, in which the hydrophilic black TiO 2 provides a path for water molecules, Ag nanoparticles act as local heating points, and amorphous carbon improves locally thermal conductivity and blocks thermal loss. These …
Solar photothermal steam technology (SPST) has attracted increasing attention in recent decades because of great potential to produce fresh water from various water sources, such as seawater, rivers/lakes and sewage. ... Matrix materials, as one of important components of SPST devices, it is far from enough to only apply films/sheets …
Using Bi 2 Te 3 /Cu to achieve a high solar-heating temperature. Bi 2 Te 3 is a typical photothermal material with a narrow band gap (<0.2 eV) 45,46 that can nearly fully absorb the solar spectrum ...
All forms of energy follow the law of conservation of energy, by which they can be neither created nor destroyed. Light-to-heat conversion as a traditional yet constantly evolving means of converting light into thermal energy has been of enduring appeal to researchers and the public. With the continuous development of advanced …
1. Introduction. Recent years, the exploration and harnessing of solar energy have garnered significant attention. Among the wide array of solar-energy utilization methods (including photovoltaic, photochemical, and photothermal approaches), solar-thermal conversion is particularly promising as it involves a direct conversion process …
Solar absorption, a critical factor for solar-to-thermal conversion, was estimated by employing ultraviolet-visible-near infrared (UV-vis-NIR) diffuse reflectance spectroscopy. As presented in Figure S10, negligible solar absorption is exhibited over the white bare sponge, affirming the defective MXene is the main component to capture …
Likewise, photothermal fabrics (0.1 wt.% MWCNTs) after 1 solar irradiation, the surface temperature could reach 44.1 °C, and 2 solar irradiations for 10 min reached 67.1 °C (Fig.5B). The higher temperature of fabrics with coatings is related to the thermal conductivity of MWCNTs and its responsiveness to light within the coating, in …
Solar-to-fuel conversion through photocatalytic processes is regarded as promising technology with the potential to reduce reliance on dwindling reserves of fossil fuels and …
With the development of society, energy shortage and environmental problems have become more and more outstanding. Solar energy is a clean and sustainable energy resource, potentially driving energy conversion and environmental remediation reactions. Thus, solar-driven chemistry is an attractive way to solve the two problems.
Renewable energy plays a significant role in achieving energy savings and emission reduction. As a sustainable and environmental friendly renewable energy power technology, concentrated solar power (CSP) integrates power generation and energy storage to ensure the smooth operation of the power system. However, the cost of CSP …
Localized Surface Plasmon Resonance (LSPR) is usually utilized as the driving force for photothermal conversion of noble metal materials (Mayer and Hafner, 2011).The free electrons on the surface of the materials will be excited by the light source to form an electron cloud, and the charge interaction between the electron cloud and the …
Contact Us