US Government As Represented by the Secretary of the Army

Ashley L Ruth

Terrill Bradford Atwater

Paula C Latorre

Matthew A Limpert

A process for preparing a cathode material of the form LiMnFeCoNiOClis provided. In addition, a LiMnFeCoNiOClcathode material for electrochemical systems is provided. Furthermore, a lithium or lithium-ion rechargeable electrochemical cell is provided, incorporating the LiMnFeCoNiOClcathode material in a positive electrode.

Group VIII period 4 element (Fe, Co, Ni) metal site and Cl 'O' site modified lithium manganese based cathode material, method of preparing the same, and Li electrochemical cell containing the same

A process for preparing a stable LiMnMeOClmaterial with a MOor MMnOcharge transfer catalyst coating is provided, where Me is Fe, Co, or Ni and M is Bi, As, or Sb. In addition, a LiMnMeOClmaterial with a MOor MMnOcharge transfer catalyst coating is provided. Furthermore, a lithium or lithium ion rechargeable electrochemical cell is provided, which includes a cathode material (in a positive electrode) containing a LiMnMeOClmaterial with a MOor MMnOcharge transfer catalyst coating.

Chlorinated lithium manganese oxide spinel cathode material with charge transfer catalyst coating, method of preparing the same, and Li electrochemical cell containing the same

A process for preparing a stable Group VIII Period 4 element (iron, cobalt, or nickel) 'B' site and chlorine 'O' site modified lithium manganese-based ABOspinel cathode material is provided. The general formula of the &#x201c;B&#x201d; and &#x201c;O&#x201d; site modified lithium manganese-based ABOspinel is LixMnMO(Cl) where M is Fe, Co or Ni. In addition, a Group VIII Period 4 element (iron, cobalt, or nickel) &#x201c;B&#x201d; site and chlorine &#x201c;O&#x201d; site modified lithium manganese-based ABOspinel cathode material is provided. Furthermore, a lithium or lithium ion rechargeable electrochemical cell is provided, incorporating the Group VIII Period 4 element (iron, cobalt, or nickel) &#x201c;B&#x201d; site and chlorine &#x201c;O&#x201d; site modified lithium manganese-based ABOspinel cathode material in a positive electrode.

'B' and 'O' site doped ABOspinel cathode material, method of preparing the same, and rechargeable lithium and Li-ion electrochemical systems containing the same

A method of preparing a homogeneously dispersed chlorine-modified lithium manganese-based ABOspinel cathode material is provided. Furthermore, a homogeneously dispersed chlorine-modified lithium manganese-based ABOspinel cathode material is provided. In addition, a lithium or lithium ion rechargeable electrochemical cell is provided incorporating a homogeneously dispersed chlorine-modified lithium manganese-based ABOspinel cathode material in a positive electrode.

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Bel Air, MD, United States of America

Ashley L Ruth