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

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Text this: Micromagnetics of derivative ring-shaped nanomagnets