NOVELTY - Multifunctional oxygen electrode material (I) comprises a preformed binder-free porous carbon structure that is functionalized with surface deposits of mixed metal oxides as bifunctional catalysts, the electrode material, where a majority of pore volume has a pore diameter larger than 2 nm and smaller than 100 nm.    USE - (I) is useful in metal oxygen battery (claimed), an electrochemical capacitor or as fuel cell electrodes, for hydrogen absorption, for hydrogen production electrolysis or for capacitive de-ionization. (I) is useful as catalysis electrode.    DETAILED DESCRIPTION - INDEPENDENT CLAIMS are included for:    (1) producing (I), where the catalyst mixed metal oxide deposits are produced by an oxidation/reduction reaction and inclusion of metal species occurring between the metal salt contained in an aqueous precursor solution and the surface of the porous carbon structure when the preformed porous carbon structure is infiltrated with the precursor solution of sodium permanganate, potassium permanganate, or lithium permanganate in deionized water or a neutral pH buffer solution of pH 6-9, and one or more of nickel(nitrate)hexahydrate, cobalt(nitrate)hexahydrate, iron(nitrate)hexahydrate, or other salts of metals comprising manganese, nickel, cobalt, iron, aluminum, chromium, molybdenum, rhodium, iridium, lithium, osmium, rhenium, vanadium, tungsten, tantalum, palladium, lead, tin, titanium and magnesium, where infiltration is accomplished by immersion of the preformed carbon structure in or by pressure spray of a bath of the aqueous metal salt precursor, where the infiltration is performed with a precursor temperature of less than the boiling point of the precursor solution, where the infiltration is followed by heat treatment of multifunctional material by microwave radiation or by convection at greater than 100 degrees C and less than 700 degrees C; and    (2) a metal oxygen battery comprising an oxygen selection membrane, an oxygen electrode, an ionically conductive and electronically isolating separator film comprising polymer or ceramic materials, an electrolyte or electrolytes and an anode separated by the separator and electrolyte or electrolytes, each electrode physically attached and electronically connected to a metal current collector, where: the oxygen electrode comprises a single or many layers of (I), the layers, the layer or layers of multifunctional material nearest to the oxygen supply shall generally have a lower catalytic efficacy and a larger pore volume than the layer or layers of multifunctional material nearest to the anode, the active ion species and/or anode metal materials comprising lithium, aluminum, magnesium, zinc, sodium, calcium and/or iron, the alkali metals include but not limited to hydroxides, sulfates, nitrates and/or chlorides of the alkali metals, the electrolyte is an ionic liquid, which is 1-ethyl-3-methylimidazolium bis(trifluoromethanesulfonyl)imide or a solvent/salt combination, where the solvent is ethylene carbonate (EC), propylene carbonate (PC), diethyl carbonate (DEC), 1,2-dimethoxy ethane (DME), diethylene glycol dimethyl ether (i.e. diglyme DG), diethylene glycol diethyl ether (i.e. ethyl diglyme EDG), diethylene glycol dibutyl ether (i.e., butyl diglyme BDG), dipropylene glycol dimethyl ether (i.e., diproglyme DPG), 1,2-diethoxyethane (DEE) and 1-tert-butoxy- 2-ethoxyethane (BEE) and the salt is lithium bis(trifluorosulfonyl) imide, lithium hexafluorophosphate, lithium triflate, lithium bis(oxalato) borate, lithium tris(pentafluoroethyl) trifluorophosphate, lithium tetrafluoroborate, lithium perchlorate, lithium hexafluoroarsenate, lithium bromide, and/or lithium iodide, the electrolyte is one or more of a solvent/salt combination comprising an aluminum ion containing non-aqueous electrolyte in which aluminum ions are dissolved in an aqueous or organic solvent, such as formed by adding an aluminum halide and a quaternary ammonium salt to an organic etheric solvent, or an ionic liquid, which is derived from imidazolium ion such as 1-allyl-3-methylimidazolium tetrachloroaluminate, pyridinium ion such as 1-(3-cyanopropyl) pyridinium tetrachloroaluminate, pyrrolidinium ion such as 1-butyl-1-methylpyrrolidinium tetraaluminate, pyrazolium ion such as 1,2,4-trimethylpyrazolium tetraaluminate, or phosphonium ion such as triphenylmethylphosphonium tetraaluminate, the electrolyte includes a magnesium ion containing non-aqueous electrolyte in which magnesium ions and aluminum ions are dissolved in an organic solvent, such as formed by adding metal magnesium, a halogenated hydrocarbon, an aluminum halide and a quaternary ammonium salt to an organic etheric solvent, and the second of two electrodes is a metal, an inter-metallic compound, an alloy metal or metals, a metal carbide, a metal nitride, an intercalation compound composite carbonaceous paste comprising graphite powder, binder and conductivity enhancing carbon and/or a porous carbon structure.    DESCRIPTION OF DRAWING(S) - The figure shows a cross-sectional view of an electrochemical metal oxygen battery cell and the multifunctional oxygen electrode.