Abstract: The present invention relates to highly dispersible organic-inorganic hybrid ceria nanoparticles, a method for preparing the same, and an ionomer and ion exchange membrane having improved oxidation stability, including the organic-inorganic hybrid ceria nanoparticles.

Abstract: According to one aspect of the present invention, an ammonia electrolysis system including a mixer to which ammonia is supplied; an electrolytic cell that is in communication with the mixer and is configured to receive the supplied ammonia and electrolyze the supplied ammonia into at least two different fluids; and a fluid separator that communicates with the electrolytic cell, receives the electrolyzed at least two different fluids, and separates the ammonia contained in the at least two different fluids, and a control method of the ammonia electrolysis system.