Text this: CoTiO<inf>3</inf>/Ag<inf>3</inf>VO<inf>4</inf> composite: A study on the role of CoTiO<inf>3</inf> and the active species in the photocatalytic degradation of methylene blue

  ______     ___      _  _      ___     _    _   
 /_   _//   / _ \\   | \| ||   / _ \\  | || | || 
 `-| |,-   | / \ ||  |  ' ||  / //\ \\ | || | || 
   | ||    | \_/ ||  | .  || |  ___  ||| \\_/ || 
   |_||     \___//   |_|\_|| |_||  |_|| \____//  
   `-`'     `---`    `-` -`  `-`   `-`   `---`