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  ______     ___     _    _      ___      ______  
 /_   _//   / _ \\  | || | ||   / _ \\   /_____// 
   | ||    / //\ \\ | || | ||  | / \ ||  `____ `  
  _| ||   |  ___  ||| \\_/ ||  | \_/ ||  /___//   
 /__//    |_||  |_|| \____//    \___//   `__ `    
 `--`     `-`   `-`   `---`     `---`    /_//     
                                         `-`

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Text this: Direct growth of single-metal-atom chains