New energy nanomaterials Nanofiber diaphragm for power battery Features: high safety, high capacity, high power, long life, low cost The new energy power battery nano diaphragm material can be applied to high-performance secondary lithium ion power batteries, sodium ion batteries, solid-state batteries, and supercapacitors; high power, low internal resistance fast charging battery; and proton exchange membranes for hydrogen fuel cells and carbon nanofiber gas distribution membranes.