Three-dimensional (3D) heterostructures show potential application as electrode materials in rechargeable batteries because of their appropriate electronic and energy storage properties. Herein, by employing density functional theory calculations, we consider performance of 3D graphene–WS2 nanoribbon (3DGW) hybrid structures as electrode materials for Mg-ion …
Graphene is quite an interesting material for the scientific and industrial community because it is non-toxic, chemically and thermally stable, electrically conductive, and me- chanically robust.
Graphene films receive tremendous attention due to their ultrahigh electrical and thermal conductivities, which show great application prospects in modern electronic devices. However, the brittleness and low strength of graphene films largely limit their use in advanced applications. And the preparation processes of graphene films reported so far are also not …
Due to the advantages of good safety, long cycle life, and large specific capacity, LiFePO4 is considered to be one of the most competitive materials in lithium-ion batteries. But its development is limited by the shortcomings of low electronic conductivity and low ion diffusion efficiency. As an additive that can effectively improve battery performance, …
Our review covers the entire spectrum of graphene-based battery technologies and focuses on the basic principles as well as emerging strategies for graphene doping and …
Reasonable design and applications of graphene-based materials are supposed to be promising ways to tackle many fundamental problems emerging in lithium …
Industrial preparation of graphene has been a research hotspot in recent years. Finding an economical and practical carbon source and reducing the cost of production and instrument is significant ...
Schematic of (a) electrochemical preparation of GO using graphite as raw material, (b) the electrochemical graphite oxide process. 37 …
For the widespread commercialization of lithium‑sulfur (Li S) batteries, the identification of anchoring materials capable of effectively mitigating the shuttle effect is of paramount importance. This study is centered around examining the adsorption characteristics of lithium polysulfides (S 8 and Li 2 S n, n = 1, 2, 4, 6, 8), as well as investigating the sulfur …
In this work, the potential of boron-doped graphene/MoS 2 (Gr/MoS 2) as an anode material for magnesium ion batteries was investigated using density functional theory (DFT) based on first-principles calculations ''s found that the adsorption capacity gradually increases (−3.078 eV) with the increase in the number of doped-boron atom.
To evaluate the possible utility of single layer graphene for applications in Li ion batteries, an extensive series of periodic density functional theory (DFT) calculations are performed on graphene sheets with both point and extended defects for a wide range of lithium coverages. Consistent with recent reports, it is found that Li adsorption on defect-free single …
A series of edge-selectively halogenated (X = Cl, Br, I) graphene nanoplatelets (XGnPs = ClGnP, BrGnP, IGnP) were prepared simply by ball-milling graphite in the presence of Cl2, Br2 and I2 ...
First-principles calculations of an asymmetric MoO2/graphene nanocomposite as the anode material for lithium-ion batteries† Qiuyu Zhang, Dongyang Zhu, Xiaowei Li * and Yihe Zhang Previous work on the synthesis and preparation of MoO 2/graphene nanocomposites (MoO 2/G) indicates that MoO 2/G is a good anode material for lithium-ion batteries ...
Request PDF | On Jun 1, 2023, Ya Wen and others published Preparation of graphene by exfoliation and its application in lithium-ion batteries | Find, read and cite all the research you need on ...
The success of graphene industrialization and commercialization will be promising through joint academic and industrial efforts. This special issue organized by Profs. ... ) report the direct preparation of ultra …
The two-dimensional material graphene has excellent electrical, optical, and mechanical properties. Since its successful preparation, graphene has been used in many applications in energy, environment, electronics, or biomedicine fields. Graphene can be prepared on a large scale using top-down strategies, such as using mechanical shear force.
The operating principles of materials based off have been described in depth. In addition, prospective research initiatives aimed at graphene applications in diverse battery …
1. Introduction. As an important secondary resource with a significantly higher content of major components than virgin minerals, it has become a global consensus to realize full-component recycling of retired lithium-ion batteries, and there are already well-developed industrial recycling lines for the spent cathode materials [[1], [2], [3]].However, the …
The integration and application of graphene devices is facilitated by the combination of graphene preparation, tailoring, and modification. ... which can be used for high-performance lithium-ion batteries. FIGURE 9. ... since it can …
Via the first-principles calculations and experimental verifications, a guiding principle is established to design heteroatom-doped-graphene-supported Ca single-atom carbon nanomaterials for ...
Sodium-ion batteries (SIBs) have been proposed as a potential substitute for commercial lithium-ion batteries due to their excellent storage performance and cost-effectiveness. However, due to the substantial radius of sodium ions, there is an urgent need to develop anode materials with exemplary electrochemical characteristics, thereby enabling the …
2.1 Graphene Anodes. Graphene has generated significant attention for LIBs for its high conductivity, high theoretical capacity and stability. Comprehensive reviews on graphene''s role in energy storage devices, spanning from Li-ion batteries to metal-air batteries and supercapacitors, have been conducted by Raccichini et al. [].Moreover, numerous other …
The rapid advancement of wearable devices and flexible electronics has spurred an increasing need for high-performance, thin, lightweight, and flexible energy storage devices. In particular, thin and …
From, 10 layers of graphene, this would already be considered as a thin film of graphite. 30,34,102–104 Despite the excellent electrical and electrochemical properties shown by graphene, its use in batteries as an active material has been limited precisely to its low density and high surface area, leading to a high capacity loss in the first ...
Graphene is a unique attractive material owing to its characteristic structure and excellent properties. To improve the preparation efficiency of graphene, reduce defects and costs, and meet the growing market demand, it is crucial to explore the improved and innovative production methods and process for graphene. This review summarizes recent advanced …
Borophene has been predicted to be a potential anode material of lithium-ion batteries because of its high specific capacity, high mechanical strength, and low diffusion barrier. However, borophene cannot be stable without metal substrates, impeding the industrial applications. Hence, using first-principles calculations, we proposed to form van der Waals …
The success of graphene industrialization and commercialization will be promising through joint academic and industrial efforts. This special issue organized by Profs. ... ) report the direct preparation of ultra-flat graphene on economical quartz substrates at the wafer scale without the formation of folds, multilayer islands, or metallic ...
The content is divided into four parts: 1) Basic concepts and principles of graphene materials, AI, ML, and ASs; 2) application of ML in properties prediction, structure recognition, inverse design, and task recognition of graphene materials; 3) application of graphene-based transistors and memristors in ASs; and 4) Summary and outlook of ...
Using first-principles density functional theory (DFT) calculations, we demonstrate that catalytic activities toward oxygen reduction and evolution reactions (ORR and OER) in a Li–O2 battery can be substantially improved with graphene-based materials. We accomplish the goal by calculating free energy diagrams for the redox reactions of oxygen to …
The rapid advancement of wearable devices and flexible electronics has spurred an increasing need for high-performance, thin, lightweight, and flexible energy storage devices. In particular, thin and lightweight zinc-ion batteries require battery materials that possess exceptional flexibility and mechanical stability to accommodate complex deformations often …
In this study, the properties of graphene, the preparation method of graphene, the application prospect of modern graphene and the existing preparation methods are discussed. Discover the world''s ...
In this paper, we briefly review the concept, structure, properties, preparation methods of graphene and its application in lithium ion batteries.
This review summarizes recent advanced graphene synthesis methods including "bottom-up" and "top-down" processes, and their influence on the structure, cost, and preparation efficiency of graphene, as well as its …
Since 1997, China has successfully developed MCMB further, gradually breaking dependence on imports from Japan. At the beginning of the 21st century, aiming at improving battery energy density and lifespan, new modified graphite materials such as silicon-graphite (Si/G) composites and graphene were explored but limited by cost and stability.
This review outlines recent studies, developments and the current advancement of graphene oxide-based LiBs, including preparation of graphene oxide and utilization in …
@article{Ge2024HeterostructuresOM, title={Heterostructures of MXene and Graphene as Cathode Hosts Improving Anchoring and Reaction Dynamics for Li–S Batteries}, author={Mengmeng Ge and Chunlei Wei and Xiao Tang and Timing Fang and Xiaoming Liu}, journal={Industrial & Engineering Chemistry Research}, year={2024}, url={https://api ...
In recent years, the demand for high-performance rechargeable lithium batteries has increased significantly, and many efforts have been made to boost the use of advanced electrode materials.
Schematic of (a) electrochemical preparation of GO using graphite as raw material, (b) the electrochemical graphite oxide process. 37 …
Graphene research has fast-tracked exponentially since 2004 when graphene was isolated and characterized by Scotch Tape method by Geim and Novoselov and found unique electronic properties in it. Graphene is considered a promising material for industrial application based on the intensive laboratory-scale research in the fields of physics, chemistry, …
This review summarizes the feasible preparation of graphene from various sources, enlists the properties and applications of graphene. Highlights the characteristics …
This review outlines recent studies, developments and the current advancement of graphene oxide-based LiBs, including preparation of graphene oxide and utilization in LiBs, particularly from the perspective of energy storage technology, which has drawn more and more attention to creating high-performance electrode systems.
Two-dimensional heterostructures have attracted considerable attention as promising anode materials for lithium-ion batteries (LIBs). Here, we investigated the geometric and electronic properties of heterostructures composed of Ti 2 CT 2 (T=O, F, OH) and N-doped graphene via first-principles density functional theory.Further, we investigated the Li …
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