High-entropy (HE) MXene is the current research hotspot in the field of two-dimensional (2D) MXene materials. Unlike MXene, which contains only one or rarely two transition metals, HE MXene consists of multiple transition metals, which have both the excellent chemical properties of MXene and inherit the outstanding mechanical properties of HE materials.
Biochar is a versatile material in agriculture, environ-ment, and energy sectors (Liu et al. 2019; Rawat et al. 2023; Yin et al. ). Its fused aromatic structure facili-tates carbon storage (Lee et al. 2010; Lehmann 2007) and aids in belowground carbon sequestration (includ-ing plant litter and rhizodeposits), while also mitigat-
In this regard, photofunctional materials3,4 that can undergo energy transformation as desired provide an ideal option to cope with the current issues, and the related research area has become one of the frontier hotspots in multidisciplinary research
In the realm of energy storage, MXenes have demonstrated remarkable potential as electrode materials in rechargeable batteries and supercapacitors. Their high electrical
Our study reveals 19 research frontiers in ESTs distributed across four knowledge domains: electrochemical energy storage, electrical energy storage, chemical energy storage, and...
Supercapacitors have become a popular form of energy-storage device in the current energy and environmental landscape, and their performance is heavily reliant on the electrode materials used.
There is a demand for advanced materials designed for higher energy and power densities that are also low-cost and safe. Advanced materials play an important role in charge storage as
Large-Scale Underground Energy Storage (LUES) plays a critical role in ensuring the safety of large power grids, facilitating the integration of renewable energy sources, and enhancing overall system performance. To explore the research hotspots and development trends in the LUES field, this paper analyzes the development of LUES research by examining literature related to five
Table 1 presents the total count and proportion of various article types within the domain of power systems and innovative energy storage solutions. The analysis includes
The development of advanced materials with high energy storage capacity, fast charging/discharging rates, and long cycle life is crucial for the advancement of energy storage technologies. In recent years, MXenes has emerged as a promising class of materials with great potential for energy storage applications.
Compressed air energy storage (CAES) in underground mine tunnels using the technique of lined rock cavern (LRC) provides a promising solution to large-scale energy storage.
Hotspots in the energy storage field therefore,there is an urgent need to identify technology development hotspots and frontier directions so as to The results indicate that the research in this field originated from the study on energy storage materials and gradually divided into two major fields: energy storage materials and
In this regard, photofunctional materials 3,4 that can undergo energy transformation as desired provide an ideal option to cope with the current issues, and the related research area has
High-entropy battery materials (HEBMs) have emerged as a promising frontier in energy storage and conversion, garnering significant global research interest. These materials are
Countless materials with novel properties have come from these areas such as interface superconductivity material, single-atom catalyst, two-dimensional material, heterostructure material, and our subject, energy
The sodium storage mechanism for SIBs is schematically depicted in Figure 1. Similar to LIBs, anode and cathode active materials directly affect various energy storage performances, including
Highlights • Analyzed 6,705 papers on electrochemical energy storage from the WOS database spanning 2011-2021 for a robust bibliometric study. • Conducted a macro-level
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Why do we need technology development hotspots and Frontier directions? The results indicate that the research in this field originated from the study on energy storage materials and gradually divided into two major fields: energy storage materials and applications. Chat online.
Here, high-entropy La 1/4 Ce 1/4 Pr 1/4 Nd 1/4 Nb 3 O 9 (HE-LaNb 3 O 9) with a configurational entropy of 1.56R, prepared through substituting different rare-metal ions (Ce 3+, Pr 3+, and Nd 3+) for 75% of La
As the global community shifts away from fossil fuels towards more environmentally friendly energy alternatives, there is an escalating demand for sophisticated
urgent need to identify technology development hotspots and frontier scholars have conducted studies on battery materials and energy storage system development and upgrading [13–15], testing
Our study reveals 19 research frontiers in ESTs distributed across four knowledge domains: electrochemical energy storage, electrical energy storage, chemical energy storage, and energy storage systems.
Crystalline silicon is the source of raw material for solar panels, which can produce up to 23% efficiency in electricity generation, but most of them through the analysis of the keywords to determine the research direction and research frontier of hotspots in the field of ORE, through clustering analysis can effectively identify important
Guest Editor: A/Prof. Lei Wang, A Special Issue of Energy Materials, Topic: Frontier Research on Paper and Fiber Materials in Energy. Special Issue Introduction: Paper and fiber materials, traditionally used in
An effective strategy is to develop high-efficiency energy storage and conversion devices to collect and use these scattered energy sources. are already frontier hotspots and development directions in the field of energy storage batteries Qinglin. 2022. "Advanced Materials for Electrocatalysis and Energy Storage" Coatings 12, no. 7: 901
International hydrogen storage disciplines, such as chemistry (71.38%), materials science (38.81%), and energy science (22.10%), are distributed or related interdisciplinary research areas.
The results indicate that the research in this field originated from the study on energy storage materials and gradually divided into two major fields: energy storage materials and applications
As global energy priorities shift toward sustainable alternatives, the need for innovative energy storage solutions becomes increasingly crucial. In this landscape, solid-state batteries
More importantly, by analyzing the keyword clustering and references co-citation, we can conclude that the current research hotspots of PBAs materials are focused on environmental and energy fields: (1) as adsorbents or catalysts to reduce pollutants; (2) to generate hydrogen as a clean energy source through HERs; (3) to be applied to sodium-ion
The research frontier analysis of energy storage technology based on expert experience is mainly divided into four categories: (1) reviews of the frontier development of specific energy storage technologies, which includes examples such as Crabtree et al., who introduced the history and predicted the future of lithium-ion batteries, and Arévalo-Cid et al.,
Part of a multidisciplinary journal, this section publishes pioneering research on the rational design of materials used in all forms of sustainable energy harvesting, conversion, storage and utili...
elds. For example, the material is used as an adsorbent or catalyst to reduce pollutants, produce clean energy, or for energy storage applications such as batteries or supercapacitors. Finally, some outlooks are provided on the future research trends of this material in the environmental and energy elds, presenting the challenges faced by this
To explore the research hotspots and development trends in the LUES field, this paper analyzes the development of LUES research by examining literature related to five
Keywords: polymer materials, new energy technologies, solar cells, fuel cells, energy storage, thermoelectric devices, flexible electronics Important note: All contributions to this Research Topic must be within the scope of the section and journal to which they are submitted, as defined in their mission statements. Frontiers reserves the right to guide an out-of-scope manuscript to a more
Further, he found the new material tin nitride was the better anode material, as it could store more capacity and retain 75 percent of the initial capacity over 200 cycles, while tin oxide only retained 50 percent capacity after 200 cycles. With
2023: Research directions in UHS and other underground energy storage technologies further expanded, emphasizing enhancing storage efficiency, ensuring safety, and maximizing the renewability of stored energy.
By utilizing underground reservoirs (e.g., abandoned mines) to store energy, they offer a more flexible deployment in regions closer to energy demand centers, providing a cost-effective and environmentally friendly energy storage solution [223, 224].
Fig. 1. Comparison of surface and underground energy storage. Compared to surface energy storage, underground energy storage is highly favored due to its large capacity (exceeding 10 12 kW·h), long-term storage capability (spanning several months), safety, cost-effectiveness, and reduced land use and ecological impact [, , ].
Tordrup et al. developed an FEM model for a pilot borehole thermal energy storage to infer underground thermal properties, reducing observation errors from 12.5 % to 4.0 % compared to thermal response tests.
HECMs represent a transformative approach in the field of energy storage, particularly for LIBs, SIBs, KIBs, and AIBs. The integration of high–entropy strategies into cathode design has opened new avenues for enhancing the electrochemical performance, stability, and longevity of energy storage devices.
Borehole thermal energy storage and aquifer thermal energy storage represent two advanced methods for long-term geothermal energy storage, utilizing surplus heat (or cold) from summers (or winters) stored underground to achieve seasonal energy use adjustments [, , ].
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