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

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Text this: Aluminum nanostructures with strong visible-range SERS activity for versatile micropatterning of molecular security labels