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 _    _      ___      ____      _____   __    __  
| || | ||   / _ \\   |  _ \\   |  ___|| \ \\ / // 
| || | ||  / //\ \\  | |_| ||  | ||__    \ \/ //  
| \\_/ || |  ___  || | .  //   | ||__     \  //   
 \____//  |_||  |_|| |_|\_\\   |_____||    \//    
  `---`   `-`   `-`  `-` --`   `-----`      `

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Text this: Enhanced visible-light photocatalytic activity of g-C<inf>3</inf>N<inf>4</inf>/TiO<inf>2</inf>films