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Silicon Clathrate Anodes for Lithium-Ion Batteries

Abstract: 

The present disclosure is directed at an electrode and methods for forming such electrode for a battery wherein the electrode comprises silicon clathrate. The silicon clathrate may include silicon clathrate Si.sub.46 containing an arrangement of 20-atom and 24-atom cages fused together through 5 atom pentagonal rings and/or silicon clathrate Si.sub.34 containing an arrangement of 20-atom and 28-atom cages fused together through 5 atom pentagonal rings. The silicon clathrate may be present as particles having a largest linear dimension in the range of 0.1 .mu.m to 100.0 .mu.m.

Patent Number: 
8,968,929
Date Of Issue: 
03/03/2015
Inventors: 

Kwai S. Chan; Candace K. Chan; Wuwei Liang