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           _    _    _    _     ______   _    _   
  ____    | || | || | \  / ||  /_   _// | |  | || 
 |    \\  | || | || |  \/  ||   -| ||-  | |/\| || 
 | [] ||  | \\_/ || | .  . ||   _| ||_  |  /\  || 
 |  __//   \____//  |_|\/|_||  /_____// |_// \_|| 
 |_|`-`     `---`   `-`  `-`   `-----`  `-`   `-` 
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Text this: Doping of europium in the pores of surface-modified SBA-15