Figure 4
From: Silicon-Carbon composite anodes from industrial battery grade silicon
Voltage profiles from first cycle of silicon/carbon composites (C/20 rate) ball milled for 5 (BM5), 20 (BM20) and 180 minutes (BM180). The silicon (60%) was pre-milled before mixed with 30% graphite, 8% binder (CMC) and 2% carbon black.
