In this review, we comprehensively summarized the state-of-the-art photothermal applications for solar energy conversion, including photothermal water evaporation and desalination, photothermal catalysis for H 2 generation
The global energy transition requires new technologies for efficiently managing and storing renewable energy. In the early 20th century, Stanford Olshansky discovered the phase change storage properties of
Dreos et al. have proposed a hybrid solar energy system, where a molecular solar thermal (MOST) energy storage system was integrated with a solar water heating system (SWH). As
High photothermal storage efficiency is the focus of improving solar energy utilization efficiency. The photothermal storage efficiency (η) was calculated according to the following equation, in which m and ΔH are the
Energy generation and storage has become one of the major challenges in our society and are especially relevant for industry [1,2].The current energy demand is continuously rising [] each year by 1.3%, and this
1 天前· Developing novel and highly efficient Azo-based solar thermal fuels (STFs) for photothermal energy storage and synergistic cooperation with organic phase change materials
Photothermal phase change energy storage materials (PTCPCESMs), as a special type of PCM, can store energy and respond to changes in illumination, enhancing the efficiency of energy systems and
Open in figure viewer PowerPoint. a) Evaporation-enhanced absorption of photothermal catalytic paper. Reproduced with permission. photothermal energy is susceptible to the weather, and stable power output in
As an emerging research field, photothermal catalysis has exhibited great potential to drive a wide variety of catalytic reactions under mild conditions without high energy inputs, including water splitting, NH 3
1 INTRODUCTION. Renewable, abundant, and clean solar energy is expected to replace fossil fuels and alleviate the energy crisis. However, intermittentness and instability are the deficiencies of solar energy due to its
To optimize solar energy utilization, photothermal materials are engineered to maximize incident solar radiation absorption, while minimizing losses due to transmission and reflection. Furthermore, these materials are designed to convert absorbed photon energy into thermal energy efficiently.
The investigation of photothermal materials with broadband absorption is beneficial for the utilization of renewable solar energy, while the engineering of materials with efficient heat generation abilities can be widely useful in various fields, including water evaporation, (6,7) photothermal catalysis, (8,9) and biomedicine. (10,11)
Then, the state-of-the-art progress for photothermal conversions of solar energy is introduced in detail, mainly including photothermal water evaporation and desalination, photothermal catalysis, photothermal electric power generation, photothermal bacterial killing, photothermal sensors, and photothermal deicing.
To meet the demands of the global energy transition, photothermal phase change energy storage materials have emerged as an innovative solution. These materials, utilizing various photothermal conversion carriers, can passively store energy and respond to changes in light exposure, thereby enhancing the efficiency of energy systems.
Looking ahead, the potential applications of photothermal materials extend beyond their current mainstream uses. These materials, responsive to light-induced temperature changes, are poised to revolutionize sectors like sensing and actuation, as well as information storage.
Characterizing photothermal nanomaterials necessitates advanced analytical techniques that elucidate their capacity to absorb light and convert it into thermal energy. Such accurate characterization is crucial for applications ranging from photothermal therapy and solar energy conversion to environmental remediation.
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