New energy vehicles have always shown a rapid development trend under the guidance of policies. Compared with traditional fuel vehicles, the biggest advantage of new energy vehicles is that they can minimize the environmental pollution caused by vehicle exhaust, which is in line with concept of sustainable and recycling development.
The rapid development of electric vehicle technology has put forward higher requirements for the performance of lithium-ion batteries, which has stimulated the research of a new generation of lithium-ion battery anode materials with high specific capacity and long cycle life.
Compared with the current commercial carbon-based anode materials , Silicon and germanium-based anode materials have higher specific capacity and energy density, so they are considered as potential anode materials for next-generation lithium-ion batteries.
Silicon and germanium-based micro-nano structures and composites with carbon and other materials can improve the cycle life of silicon and germanium anode materials to a certain extent, especially silicon, which has been commercially used as a lithium battery anode. As a better performance than silicon, germanium has the advantages of high reversible capacity, low voltage platform, and higher electronic conductivity and lithium ion diffusivity than silicon. Therefore, germanium is a strong candidate for high-power lithium-ion battery anode materials. At present, researchers try to prepare various germanium nanostructured materials to improve their electrode performance.
Hongwu Nano supply high-quality battery anode materials, such as nano silicon powder, nano germanium powder, carbon nanotubes materials, etc.
Nano silicon powder, 30-50nm, 80-100nm, 99%+, good sphericity;
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Nano germanium powder, 30-50nm, 100-200nm, 200-300nm, 300-500nm, 99.9%
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