A negative electrode () according to an embodiment of the present invention comprises: a negative electrode core (); and a negative electrode mixture layer () that is positioned on the negative electrode core (), the negative electrode mixture layer () con...

Disclosed is a porous silicon negative electrode material, comprising a sparse-silicon inner core, and a transition ring, a dense-silicon ring and a carbon coating layer which are sequentially coated on the surface of the sparse-silicon inner core. In the ...

Pillared particles of silicon or silicon-comprising material and a method of fabricating the same. These particles may be used to create both a composite anode structure with a polymer binder, a conductive additive and a metal foil current collector, and a...