The prior art acknowledges that at least some areas of {HEAD ~ the active material} do not participate in {TAIL ~ the charge/discharge cycling} of the battery 
The prior art acknowledges that at least some areas of { HEAD ~ the active material } do not participate in { TAIL ~ the charge / discharge cycling } of the battery
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH