Graphene Nanoribbon and Nanostructured SnO2 Composite Anodes for Lithium Ion Batteries …
A composite made from graphene nanoribbons (GNRs) and tin oxide (SnO2) nanoparticles (NPs) is synthesized and used as the anode material for lithium ion batteries (LIBs). The conductive GNRs, prepared using sodium/potassium unzipping of multiwall carbon nanotubes, can boost the lithium storage performance of SnO2 NPs. …
A 2D hybrid nanocomposite: a promising anode material for lithium-ion batteries …
2.2.2. Preparation of h-BN/graphene/MoS 2 composites. The preparation of h-BN/graphene/MoS 2 composites has been reported previously, 61 but here a more detailed explanation is provided. Graphene and the prepared MoS 2 were used as starting materials to create MoS 2 /graphene (50: 50, 10: 90, and 90: 10) nanocomposites using …
A Comprehensive Review of Graphene-Based Anode …
In this review, we systematically summarized graphene-based anode materials for LICs and highlighted the important role of graphene. Based on the above discussions, it could be easily concluded that graphene makes …
Graphene Networks Anchored with Sn@Graphene as Lithium Ion Battery Anode
A facile and scalable in situ chemical vapor deposition (CVD) technique using metal precursors as a catalyst and a three-dimensional (3D) self-assembly of NaCl particles as a template is developed for one-step fabrication of 3D porous graphene networks anchored with Sn nanoparticles (5–30 nm) encapsulated with graphene shells …
One-Step Synthesis of SiOx@Graphene Composite Material by a Hydrothermal Method for Lithium-Ion Battery Anodes …
SiOx@graphene composite material was prepared by a one-step hydrothermal method and was used as a high-performance anode material for lithium-ion batteries. Graphene decoration on SiOx particles can help to improve the conductivity, relieve the volume effect thanks to the excellent mechanical property of graphene, and …
TiNb2O7/Graphene hybrid material as high performance anode for lithium-ion batteries …
In summary, TiNb 2 O 7-graphene nanocomposite with anchored TiNb 2 O 7 nanoparticles onto the graphene sheets, were synthesised and studied as a high performance anode material for lithium-ion batteries.
Progress and prospects of graphene-based materials in lithium batteries ...
Reasonable design and applications of graphene-based materials are supposed to be promising ways to tackle many fundamental problems emerging in lithium batteries, including suppression of electrode/electrolyte side reactions, stabilization of electrode architecture, and improvement of conductive component. Therefore, extensive …
Erythrocyte-like Fe2O3@SnO2 heterostructures anchored on graphene oxide composite anode material for high-performance lithium-ion battery …
Morphology design and synthesis of composite materials are current research trends to improve the performance of anode materials for lithium-ion batteries. Combining morphological design with the synthesis of composite material to synthesize the erythrocyte-like Fe2O3@SnO2 heterostructures anchored on graphene oxide composite …
Uniform SiOx/graphene composite materials for lithium ion battery anodes
Multilayer graphene is prepared by micromechanical exfoliation method. Then, it is used as conductive component for lithium ion battery SiO x anodes. Uniform SiO x /graphene composite materials with different percentages of graphene are obtained by high-energy ball milling process. The multilayer graphene can connect the SiO x …
First, we make an introduction of the ball milling technology applied to process graphene-based anode materials for LIBs. Then, various ball-milled doped …
Anode materials for lithium-ion batteries: A review
Transition metal oxalates are one of the most promising new anodes that have attracted the attention of researchers in recent years. They stand as a much …
Role of graphene-based nanocomposites as anode material for Lithium-ion batteries …
3. Components of Lithium-ion batteries3.1. Anode Graphite is commonly used as anode material in LIBs due to its inexpensive cost, good conductivity and excellent reversibility [20] can hold one lithium ion to every-six atoms of carbon (LiC 6) resulting to its theoretical capacity of 372 mAh/g [21]..
Progress and prospects of graphene-based materials in lithium …
Reasonable design and applications of graphene-based materials are supposed to be promising ways to tackle many fundamental problems emerging in …
Crumpled Graphene-Encapsulated Si Nanoparticles for Lithium Ion Battery Anodes …
Subeutectic Growth of Single-Crystal Silicon Nanowires Grown on and Wrapped with Graphene Nanosheets: High-Performance Anode Material for Lithium-Ion Battery. ACS Applied Materials & Interfaces 2014, 6 (16), 13757-13764.
GaN/graphene heterostructures as promising anode materials for Li-ion batteries …
In conclusion, the density functional theory is employed to comprehensively study the performance of four materials (2D-GaN, GaN-V N, GaN/graphene, and GaN-V N /graphene) as the anode of lithium-ion batteries.
Advances of lithium-ion batteries anode materials—A review
The prevalent choices for intercalation-type anode materials in lithium-ion batteries encompass carbon-based substances such as graphene, nanofibers, carbon nanotubes, and graphite [33], as well as titanium-related materials including lithium titanate and titanium dioxide [34]. Carbon-based materials are extensively employed as anode …
Mn3O4−Graphene Hybrid as a High-Capacity Anode Material for Lithium Ion Batteries …
We developed two-step solution-phase reactions to form hybrid materials of Mn3O4 nanoparticles on reduced graphene oxide (RGO) sheets for lithium ion battery applications. Selective growth of Mn3O4 nanoparticles on RGO sheets, in contrast to free particle growth in solution, allowed for the electrically insulating Mn3O4 nanoparticles to …
SiO2/N-doped graphene aerogel composite anode for lithium-ion batteries | Journal of Materials …
Three-dimensional SiO2/nitrogen-doped graphene aerogels (SiO2/NGA) with different SiO2 loading masses have been synthesized by a facile hydrothermal route. This composite structure significantly increased capacity through surface and interface engineering, and the three-dimensional structure can greatly absorb the volume …
Synthesis of hierarchical graphene coated porous Si anode for lithium ...
1. Introduction. Future lithium-ion battery (LIB) anodes must meet the demand for high energy density to be sufficient for electronic and energy storage systems [[1], [2], [3]].With a theoretical capacity of over 4000 mAh g −1, silicon (Si) offers over ten times the capacity of the commonly used graphite anode, making it a promising …
Doped Graphene Sheets As Anode Materials with Superhigh Rate and Large Capacity for Lithium Ion Batteries …
One great challenge in the development of lithium ion batteries is to simultaneously achieve high power and large energy capacity at fast charge and discharge rates for several minutes to seconds. Here we show that nitrogen- or boron-doped graphene can be used as a promising anode for high-power and high-energy lithium ion batteries …
Critical Insight into the Relentless Progression Toward Graphene and ...
Used as a bare active material or component in hybrids, graphene has been the subject of numerous studies in recent years. Indeed, from the first report that appeared in late July 2008, almost 1600 papers were published as of the end 2015 that investigated the properties of graphene as an anode material for lithium-ion batteries.
Review of Graphene in Cathode Materials for Lithium-Ion Batteries
With the development and progress of science and technology, energy is becoming more and more important. One of the most efficient energy sources is lithium-ion batteries. Graphene is used to improve the rate performance and stability of lithium-ion batteries because of its high surface area ratio, stable chemical properties, and fine …
The role of graphene in rechargeable lithium batteries: Synthesis ...
Roles of graphene in lithium batteries. Owing to the mysteries that graphene involves, it is also called a wonder material. ... The main disadvantage of using graphene-based materials as anodes is their poor cycling stability due to the possible reaction of ions with the oxygen-containing functional groups of graphene, low Coulombic …
Rapid Joule heating-induced welding of silicon and graphene for ...
1. Introduction. The state of the art graphite-based anodes can reach an energy density of 360 ∼ 365 mAh g −1, which is very close to the theoretical specific capacity of graphite at 372 mAh g −1 [1].Further improvements on the overall energy density of the battery packs shall rely heavily on developing new cathode and anode materials.
Review of Graphene in Cathode Materials for Lithium-Ion Batteries …
With the development and progress of science and technology, energy is becoming more and more important. One of the most efficient energy sources is lithium-ion batteries. Graphene is used to improve the rate performance and stability of lithium-ion batteries because of its high surface area ratio, stable chemical properties, and fine …
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