NANOCOMPOSITES ELECTROACTIVE, PROCESS OF PREPARING NANOCOMPOSITES AND USE THEREOF

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the present invention relates to nanocomposites graphene oxide and reduced graphene oxide nano alpha nickel hydroxide, nickel hydroxide mixed alpha-enhanced binary transition metals such as cobalt, and rare earth such as cerium, nickel hydroxide mixed alpha ternários-enhanced transition metals and rare earths such as cerium and cobalt, that is materials which characterize by of high conductivity, reversibility, loading capacity and durability, resisting the 5000 charging cycle/discharge with loss of less than 10% of its maximum load capacity, and capable of withstanding charge rates limit greater than 100 a/g and to the method of preparation of the said nanocomposites and their applications in electrochemical devices particularly in high performing NiMH batteries, chemical sensors and electrochemical, and electrode materials eletrocrômicos devices, electrodes for electrochemical synthesis and the artificial photosynthesis.