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

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Text this: Investigation of negative refraction property for a compact LHM with broad bandwidth