A phosphor material and its manufacturing method

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PROBLEM TO BE SOLVED : To obtain a new phosphor material having further improved fluorescence intensity. SOLUTION : The new phosphor material comprises nanotubes or nanowires of metal oxide in which a part of the metal component is substituted with a rare earth element (a case where the metal component in the metal oxide is identical to the rare earth element is omitted). COPYRIGHT : (C)2007, JPO&INPIT