Text this: Transport properties and thermoelectric figure of merit of YBa<inf>2</inf>Cu<inf>3</inf>O<inf>7-x</inf>-Bi<inf>0.5</inf>Na<inf>0.5</inf>TiO<inf>3</inf>ceramics

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\ \\ / //  |  ___|| | |  | ||  \ \\/ // | |  | || 
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   \//     |_____|| |_// \_||    |_||   |_// \_|| 
    `      `-----`  `-`   `-`    `-`'   `-`   `-`