A fluorinated carbon based gas diffusion layer for use in hydrogen and oxygen electrodes. The fluorinated carbon based gas diffusion layer provides for uniform distribution of hydrogen or oxygen across the electrode while maintaining a high level of hydrophobicity within the gas diffusion layer.

 
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> Processes for producing coke, artificial graphite and carbon material for negative electrode of non-aqueous solvent type secondary battery and pitch composition used therefor

> Polymeric compositions comprising thieno[3,4-b]thiophene, method of making, and use thereof
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