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  ______    _____     ______     ___     ______   
 /_   _//  |  ___||  /_   _//   / _ \\  |      \\ 
   | ||    | ||__    `-| |,-   | / \ || |  --  // 
  _| ||    | ||__      | ||    | \_/ || |  --  \\ 
 /__//     |_____||    |_||     \___//  |______// 
 `--`      `-----`     `-`'     `---`   `------`

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Text this: The comparative lithium storage properties of urchin-like hematite spheres : hollow vs. solid