A rechargeable battery cell includes an anode with a major portion of active material, {HEAD ~ a cathode} including {TAIL ~ MnO2} doped with bismuth, and a separator between the cathode and anode which substantially prevents bismuth from migrating from the cathode to the anode 
including
A rechargeable battery cell includes an anode with a major portion of active material , { HEAD ~ a cathode } including { TAIL ~ MnO2 } doped with bismuth , and a separator between the cathode and anode which substantially prevents bismuth from migrating from the cathode to the anode
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH