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

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發送短信 : SPIN TRANSPORT THEORY IN MULTILAYER HETEROSTRUCTURES