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Hard carbon anodes with all‐plateau capacities below 0.1 V are prerequisites to achieve high‐energy‐density sodium‐ion storage, which holds promise but are limited to their poor initial coulombic efficiency (ICE) and low practical Solvated Sodium Storage via a Coadsorptive Mechanism in Microcrystalline Graphite Fiber.
Partial storage strategy can save energy and reduce emissions. In this study, analysis of the partial melting process of ice inserted with nanoparticles inside a square enclosure is investigated for thermal energy storage. The lattice Boltzmann
When evaluated as anode material for SIBs, H300–1100 displays high ICE and high reversible capacity of 82.5% and 369.8 mAh g −1, respectively, demonstrating great potential in practical SIBs. Based on time-resolved in-situ Raman spectroscopy, the sodium storage behavior of H300–1100 was also systematically investigated.
The electrochemical results show that the soft-carbon-coated, free-standing hard-carbon electrodes can achieve an ultrahigh ICE of 94.1% and long cycling
However, the contradiction in space and time between energy supply and demand exists in the utilization of solar energy due to the fluctuating [4]. Thermal energy storage (TES) technology is an important technology of energy transformation, which can tackle the inherent problem in the utilization of solar energy [5].
Sodium ion batteries (SIBs) can act as the ideal candidate for large-scale energy storage system, resulting from the abundant reserves, wide distribution, and low cost of sodium resources, along with the excellent safety
The LCS-73 with an optimum cross-link demonstrates the highest Na-storage capacity of 356 mAh g −1 and an ICE of 82.9%. The corresponding full-cell delivers a high energy density of 240 Wh kg −1 (based on the
Coal-based carbons with abundant resources and low cost are regarded as promising anode materials for sodium‐ion batteries (SIBs). However, their ordered carbon microstructure and abundant surface defects often result in low Na-storage capacity and poor initial coulombic efficiency (ICE). Herein, we propose a simple vapor deposition strategy to synthesize
The development of advanced carbon anodes with high Na‐storage capacity and initial Coulombic efficiency (ICE) from low cost, resources abundant
The obtained SOC-P sample exhibits a superior ICE of 88.1 %. -lithiation and carbon coating has a significant impact on regulating the internal lithium silicate components and the microcrystalline size of silicon and lithium silicates. Energy Storage Mater., 46 (2022), pp. 482-502. View PDF View article View in Scopus Google Scholar
DOI: 10.1016/j.jallcom.2022.164236 Corpus ID: 246917976 Microcrystalline structure modulation and energy storage properties of BaZr0.25Ti0.75O3 thin films @article{Xu2022MicrocrystallineSM, title={Microcrystalline structure modulation and energy storage
Sodium‐ion batteries (SIBs) are regarded as a kind of promising candidate for large‐scale energy storage technology. The development of advanced carbon anodes with high Na‐storage capacity and initial Coulombic efficiency (ICE) from low cost, resources abundant precursors is critical for SIBs. Here, a carbon microcrystalline
A Universal Method for Regulating Carbon Microcrystalline Structure for High-Capacity Sodium Storage: Binding Energy As Descriptor ACS 0 ： 14 ： More by Jieshan Qiu
Microcrystalline structure modulation and energy storage properties of BaZr 0.25 Ti 0.75 O 3 thin films Author links open overlay panel Huihuang Xu a, Hua Hao a b, Yanjiang Xie a, Xin Wang a, Jianlu Geng a, Minghe Cao
Section snippets KFSI electrolyte improves potassium storage performance Fig. 1a summarizes the structures, F-containing (P-F, S-F, C-F) and K-anions bond energies in KPF 6, KFSI and KTFSI calculated by DFT.The bond energy (E) is derived from the formula of E=E(K)+E(anion)-E(salt), where E(salt) is the energy of an isolated salt
Herein, we propose a carbon microcrystalline hybridization strategy to construct a coal-based carbon material with the assistance of sucrose, which shows both high Na-storage capacity and high ICE. The
Electrochemical measurements from microcrystalline MoO 3, prepared using a simple sol–gel method, reveal that it can be used in bifunctional applications in energy storage and HF detection. The MoO 3 shows pseudocapacitance behavior with a specific capacitance of 210 F g −1 (at 10 mV s −1 ) with a linear increase in the specific
Section snippets Raw materials Microcrystalline graphite (MG, carbon content ≥90 %, 300 mesh) was supplied by Lutang Ore District, Chenzhou, Hunan. Silica sol (the particle size is 40–60 nm) was obtained from Dezhou Jinghuo Technique Glass Co.,
In summary, we propose an effective strategy to control the microcrystalline structure of coal-based carbon material for enhanced sodium-storage capacity with a high ICE value. The two precursors, lignite coal and sucrose were subjected to cross-link interaction to form carbon-based hybrid microcrystalline states, where
Here, we report the metal-assisted microcrystalline structure regulation of carbon materials to achieve high-capacity sodium storage. Systematic investigations of in situ thermal-treatment X-ray diffraction and multiple spectroscopies uncover the regulation mechanism of constructing steric hindrance (C-O-C bonds) to restrain the aromatic
The N-A-M anode delivers the highest ICE value among the nitrogen-doped coal-based carbon anodes in this work, owing to the lowest specific surface area and the most
1. Introduction With global environment, economy, technology and other issues, mankind is committed to developing new energy. [1] There is a huge demand for lithium batteries in fields such as electric vehicles, energy storage and digital technology. [2], [3], [4] Cost, safety, energy density, and service life are the key in the development of lithium-ion
Semantic Scholar extracted view of "Three dimensional hybrid microcrystalline graphite-silica sol stabilized stearic acid as composite phase change material for thermal energy storage" by Chuanchang Li et al. DOI: 10.1016/j.est.2023.108328 Corpus ID: 259914275
The optimal PCLC-1 electrode thus delivered a superior Na-storage capacity of 312.2 mAh g − 1 with a high ICE of 85.3% compared to its pristine coal-based
DOI: 10.1039/d3ma00357d Corpus ID: 261135619; Fluorane Sensitive Supercapacitive Microcrystalline MoO3: Dual Application in Energy Storage and HF Detection @article{Bansal2023FluoraneSS, title={Fluorane Sensitive Supercapacitive Microcrystalline MoO3: Dual Application in Energy Storage and HF Detection},
The structural advantages of the hard carbon contribute to a high reversible sodium storage capacity of 369.8 mAh g −1 with an initial Coulombic
In this study, microcrystalline MoO3 powder has been synthesized using a simple sol-gel method, and its suitability for energy storage devices and HF sensing performance has been studied. The MoO3 microcrystallites, well-characterized using electron microscopy, X-ray diffraction, and Raman spectroscopy, have been tested for HF sensitivity on a glassy
DOI: 10.1021/acsenergylett.3c02751 Corpus ID: 268167498 Bridging Microstructure and Sodium-Ion Storage Mechanism in Hard Carbon for Sodium Ion Batteries @article{Zeng2024BridgingMA, title={Bridging Microstructure and Sodium-Ion Storage Mechanism in Hard Carbon for Sodium Ion Batteries}, author={Yuejing Zeng
According to the different forms of storage, thermal storage can be categorized into sensible thermal storage, latent thermal storage, and chemical thermal storage [7]. Phase change materials (PCMs) are the ideal energy storage material, which has a large latent thermal value, cheap and easy to obtain.
The graphene products were used for energy-storage electrodes for a supercapacitor and a lithium ion battery. The supercapacitor reaches a high-rate areal performance of 77 mF cm2area capacity at a high charge/discharge rate of 20 mA cm2.
The microcrystalline cellulose-derived carbon pyrolyzed at 1400 °C delivers a high initial Coulombic efficiency (ICE) of 87.3%, a reversible capacity of 343.3 mAh g −1 at 0.02 A g −1 (49.2 mAh g −1 at 1 A g −1), and retains 96.5% capacity at a current density of 0.5 A g −1 after 1000 cycles. Finally, we choose peanut shells with a
The charge storage and kinetics benefits derived from using nanoscale metal oxides provide an interesting direction for the design of materials that offer both power density and energy density
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Herein, a manganese ion-catalyzed pyrolysis strategy is explored to regulate the graphitic microcrystalline structure and localized electron distribution in hard carbon that greatly improve K + plateau storage and ICE.
Storing as much energy as possible in as compact a space as possible is an ever-increasing concern to deal with the emerging "space anxiety" in electrochemical energy storage (EES) devices
1. Introduction. Global energy investment is set to increase to tackle the energy crisis. The consumption of fossil fuels produces a large amount of greenhouse gas, leading to global warming [1].Solar thermal energy as one of the renewable energies is promising, in tradeoff the rapid development of the social economy and the protection of
Herein, we propose a carbon microcrystalline hybridization strategy to construct a coal-based carbon material with the assistance of sucrose, which shows both high Na-storage capacity and high ICE. The two precursors, lignite coal and sucrose, were cross-linked polymerized in the carbonization process, leading to an improved structural
In this study, microcrystalline MoO 3 powder has been synthesized using a simple sol–gel method, and its suitability for energy storage devices and HF sensing performance has been studied. The MoO 3 microcrystallites, well-characterized using electron microscopy, X-ray diffraction, and Raman spectroscopy, have been tested for
Recently, great effort has been made towards the preparation of seepage-free composite phase change materials for advanced thermal energy storage (TES) systems. Within this context, in this study, shape stabilized microcrystalline cellulose (MCC)/methyl stearate (MtS)/graphene nanoplatelet (GnP) composites as novel heat
As a result, the carbonized mask-directed activated carbon (CMAC-2) exhibited a significantly enhanced Na-storage capacity of 335.5 mAh g −1 with an impressive ICE of 88.7 %. Moreover, the dominated plateau capacity of 240.2 mAh g −1 below 0.1 V further validates its competitive advantage for the practical application.
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