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  ______    _____     _____      ___     _____    
 /_   _//  |  ___||  / ____||   / _ \\  |  __ \\  
 `-| |,-   | ||__   / //---`'  | / \ || | |  \ || 
   | ||    | ||__   \ \\___    | \_/ || | |__/ || 
   |_||    |_____||  \_____||   \___//  |_____//  
   `-`'    `-----`    `----`    `---`    -----`

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Text this: On the composition of Sr₂Fe₁.₅Mo₀.₅O₆₋δ – Sm₀.₂Ce₀.₈O₂₋δ composite as fuel electrodes for hydrogen reversible solid oxide cells