Constructing robust Si–Ni alloy/carbon nanofiber composites for high-rate lithium-ion battery anodes

Key Points

• This research aims to develop a Si–Ni@CNFs composite for high-performance lithium-ion battery anodes.
• Constructed a Si–Ni@CNFs composite using a pre-alloying technique.
• Utilized an electrospinning strategy for composite fabrication.
• Employed dual-confinement design to enhance properties.
• The composite exhibited outstanding rate performance.
• Demonstrated excellent long-term cycling stability in lithium-ion batteries.