Abstract: The present invention is directed to an electric current-producing cell which contains:A cathode having as its cathode-active material one or more compounds selected from:(i) those having the formula:(NH.sub.4).sub.x MoZ.sub.y (1)wherein Z is a chalcogen selected from the group consisting of sulfur, selenium, sulfur-selenium mixtures, sulfur-oxygen mixtures and selenium-oxygen mixtures, wherein x is a numerical value of about 2, and wherein y is a numerical value of about 4;(ii) compounds of the above formula wherein one or more hydrogens is substituted with a radical selected from alkyl radicals having 1 to 20 carbon atoms and alkyl amine radicals having 1 to 20 carbon atoms;(iii) those having the formula:(NH.sub.3 --R--NH.sub.3)MoZ.sub.

Abstract: The present invention is directed to an electric current-producing cell which contains:A cathode having as its cathode-active material one or more vanadium compounds selected from:(i) those having the formula:V.sub.a Z.sub.b (1)wherein Z is a chalcogen selected from the group consisting of sulfur, selenium, and sulfur-selenium mixtures, wherein a is a numerical value of about 2, and wherein b is a numerical value of bout 4.5 to about 7;(ii) those having the formula:(NA.sub.4).sub.x VZ.sub.y (2)wherein Z is a chalcogen selected from the group consisting of sulfur, selenium, and sulfur-selenium mixtures, wherein x is a numerical value of about 2 to about 4, and wherein y is a numerical value of about 3 to about 5; and,(iii) those having the formula:H.sub.m (NH.sub.4).sub.n VZ.sub.

Abstract: The present invention is directed to an electric current-producing cell which contains:(a) an anode having as its anode-active material one or more alkali metals;(b) a cathode having as its cathode-active material one or more compounds selected from the group consisting of:(i) chalcogenide compounds having the formula:M.sub.a FeX.sub.bwherein M is a metal selected from the group consisting of sodium, potassium, rubidium, cesium, calcium, strontium and barium wherein X is a chalcogen selected from sulfur and selenium, wherein a is a numerical value of about 0.5 when M is a divalent metal and a is a numerical value of about 1 when M is a monovalent metal, and wherein b is a numerical value of about 2; and,(ii) species of chalcogenide compounds of said formula exhibiting alkali metal incorporation; and,(c) an electrolyte which is chemically inert with respect to said anode and said cathode and which permits the migration of ions between said anode and said cathode.

Abstract: The present invention is directed to an electric current-producing cell which contains:(a) an anode having as its anode-active material one or more metals selected from the group consisting of the Periodic Table Group IA metals, Group IB metals, Group IIA metals and Group IIB metals;(b) a cathode having as its cathode-active material one or more compounds selected from:(i) those having the formula:NH.sub.4 CuMoZy (1)wherein Z is a chalcogen selected from the group consisting of sulfur, selenium, sulfur-selenium mixtures, sulfur-oxygen mixtures and selenium-oxygen mixtures, and wherein y is a numerical value of about 4.(ii) the decomposition products of one or more compounds of subparagraph (i), resulting from the decomposition thereof below about 350.degree. C; and(c) an electrolyte which is chemically inert with respect to said anode and said cathode and which permits the migration of ions between said anode and said cathode.BACKGROUND OF THE INVENTION1.