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

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Text this: Nanocrystalline maghemite (γ-Fe 2O 3) in silica by mechanical activation of precursors