發送短信 : Amplification of evanescent waves in a lossy left-handed material slab

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