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Lithium ion battery silicon carbon composite negative electrode ...
The lithium ion battery silicon carbon composite negative electrode material prepared by the preparation method disclosed by the invention achieves the synergistic effect of graphite,...
Preparation and electrochemical performances for silicon-carbon …
Carbon coating strategy is usually regarded as one of the most basic research methods, in which the carbon coating layer on the surface of silicon materials can increase the …
Silicon/Carbon Composite Negative Electrode Materials
With a theoretical capacity of 4200 mAh/g, silicon is an appealing negative electrode material for rechargeable lithium batteries. However, silicon electrodes are plagued by large volume …
Silicon-carbon negative electrode material of lithium ion battery …
The invention discloses a silicon-carbon negative electrode material of a lithium ion battery and a preparation method thereof, and solves the technological problem of improving the...
Research progress on silicon/carbon composite anode materials …
Further work is required to understand the lithium ion transport kinetics within the Si/C electrode, especially the interfacial reactions between silicon and carbon as well as the …
Nanostructured Si−C Composites As High‐Capacity Anode Material …
The X-ray diffraction pattern of the Si−C composite with a Si content of 28.21 % (Si28@C) shows only a small peak ((002), hexagonal graphite structure) originating from the …
Silicon-Based Negative Electrode for High-Capacity Lithium-Ion ...
Since the lithium-ion batteries consisting of the LiCoO 2-positive and carbon-negative electrodes were proposed and fabricated as power sources for mobile phones and …
Silicon/Carbon Composite Anode Materials for Lithium-Ion …
Abstract Silicon (Si) is a representative anode material for next-generation lithium-ion batteries due to properties such as a high theoretical capacity, suitable working …
Ionic and Electronic Conductivity in Structural Negative Electrodes
6 · A structural negative electrode lamina consists of carbon fibres (CFs) embedded in a bi-continuous Li-ion conductive electrolyte, denoted as structural battery electrolyte (SBE). ...
Multi-scale design of silicon/carbon composite anode materials …
The effect of the regulation method at each scale on the final negative electrode performance remains unclear. ... Kim et al. [128] reported a silicon/carbon composite anode …
The design and regulation of porous silicon-carbon composites …
In summary, pitch-derived carbon as a carbon shell may prevent silicon from direct touch with the electrolyte and build a stable solid electrolyte interphase (SEI) layer to …
Silicon-Carbon composite anodes from industrial battery grade silicon …
In this work, we aim to use industrial scale silicon from Elkem in a composite material as a negative anode for the lithium-ion battery and achieve a considerable …
Mechanochemical synthesis of Si/Cu3Si-based composite as negative …
Thus, coin cell made of C-coated Si/Cu3Si-based composite as negative electrode (active materials loading, 2.3 mg cm−2) conducted at 100 mA g−1 performs the …
Characteristics and electrochemical performances of silicon/carbon ...
We report the interfacial study of a silicon/carbon nanofiber/graphene composite as a potentially high-performance anode for rechargeable lithium-ion batteries (LIBs).
Silicon-Carbon composite anodes from industrial battery grade …
In this work, we aim to use industrial scale silicon from Elkem in a composite material as a negative anode for the lithium-ion battery and achieve a considerable …
Si-decorated CNT network as negative electrode for lithium-ion battery …
We have developed a method which is adaptable and straightforward for the production of a negative electrode material based on Si/carbon nanotube (Si/CNTs) composite …
The preparation of graphite/silicon@carbon composites for …
Here, low-cost raw materials are used for the preparation of a graphite/silicon@carbon composite negative electrode material, which synergizes ball milling, …
US8986577B2
Disclosed is a silicon-carbon composite for a negative active material of a lithium secondary battery, including carbon nanofibers and silicon particles, wherein the silicon particles are …
The design and regulation of porous silicon-carbon composites for ...
In summary, pitch-derived carbon as a carbon shell may prevent silicon from direct touch with the electrolyte and build a stable solid electrolyte interphase (SEI) layer to …
A composite electrode model for lithium-ion batteries with silicon ...
Silicon is a promising negative electrode material with a high specific capacity, which is desirable for commercial lithium-ion batteries. It is often blended with graphite to form …
US20180205074A1
The present application provides a method for preparing silicon-carbon composite. The silicon-carbon composite prepared according to the present application is suitable to be an active …
Si-decorated CNT network as negative electrode for lithium-ion …
We have developed a method which is adaptable and straightforward for the production of a negative electrode material based on Si/carbon nanotube (Si/CNTs) composite …